Mercurial > octave
annotate libinterp/corefcn/variables.cc @ 22407:34ce5be04942
maint: Style check C++ code in libinterp/.
* build-env.h, build-env.in.cc, builtins.h, Cell.cc, Cell.h, __contourc__.cc,
__dispatch__.cc, __dsearchn__.cc, __ilu__.cc, __lin_interpn__.cc, __luinc__.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, balance.cc,
base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc,
c-file-ptr-stream.h, call-stack.cc, call-stack.h, cdisplay.c, cdisplay.h,
cellfun.cc, coct-hdf5-types.c, comment-list.cc, comment-list.h, conv2.cc,
daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, debug.h, defaults.cc,
defaults.in.h, defun-dld.h, defun-int.h, defun.h, det.cc, dirfns.cc, dirfns.h,
display.cc, display.h, dlmread.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc,
error.cc, error.h, errwarn.h, event-queue.cc, event-queue.h, fft.cc, fft2.cc,
fftn.cc, file-io.cc, file-io.h, filter.cc, find.cc, ft-text-renderer.cc,
ft-text-renderer.h, gammainc.cc, gcd.cc, getgrent.cc, getpwent.cc, givens.cc,
gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics.cc,
graphics.in.h, gripes.h, gsvd.cc, hash.cc, help.cc, help.h, hess.cc,
hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter.cc,
interpreter.h, inv.cc, jit-ir.cc, jit-ir.h, jit-typeinfo.cc, jit-typeinfo.h,
jit-util.cc, jit-util.h, kron.cc, load-path.cc, load-path.h, load-save.cc,
load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-hdf5.cc,
ls-hdf5.h, ls-mat-ascii.cc, ls-mat-ascii.h, ls-mat4.cc, ls-mat4.h, ls-mat5.h,
ls-oct-binary.cc, ls-oct-binary.h, ls-oct-text.cc, ls-oct-text.h, ls-utils.cc,
ls-utils.h, lsode.cc, lu.cc, matrix_type.cc, max.cc, mex.cc, mex.h, mexproto.h,
mgorth.cc, mxarray.in.h, nproc.cc, oct-errno.h, oct-errno.in.cc, oct-fstrm.cc,
oct-fstrm.h, oct-handle.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hdf5.h,
oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-lvalue.cc,
oct-lvalue.h, oct-map.h, oct-obj.h, oct-opengl.h, oct-prcstrm.cc,
oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-stdstrm.h, oct-stream.cc,
oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct.h, octave-default-image.h,
octave-link.h, octave-preserve-stream-state.h, ordschur.cc, pager.cc, pager.h,
pinv.cc, pr-output.cc, pr-output.h, procstream.cc, procstream.h, profiler.h,
psi.cc, pt-jit.cc, pt-jit.h, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc,
regexp.cc, schur.cc, sighandlers.cc, sighandlers.h, sparse-xdiv.cc,
sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc,
str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc,
symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-renderer.cc,
text-renderer.h, time.cc, toplev.cc, toplev.h, tril.cc, tsearch.cc, txt-eng.cc,
txt-eng.h, typecast.cc, urlwrite.cc, utils.cc, utils.h, variables.cc,
variables.h, workspace-element.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc,
xpow.h, zfstream.cc, zfstream.h, deprecated-config.h, __delaunayn__.cc,
__eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __osmesa_print__.cc, __voronoi__.cc, amd.cc,
audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc, colamd.cc, convhulln.cc,
dmperm.cc, fftw.cc, gzip.cc, oct-qhull.h, qr.cc, symbfact.cc, symrcm.cc,
liboctinterp-build-info.h, liboctinterp-build-info.in.cc, ov-base-diag.h,
ov-base-int.cc, ov-base-int.h, ov-base-mat.cc, ov-base-mat.h, ov-base-scalar.h,
ov-base-sparse.cc, ov-base-sparse.h, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-bool-mat.h, ov-bool-sparse.cc, ov-bool-sparse.h, ov-bool.cc, ov-bool.h,
ov-builtin.cc, ov-builtin.h, ov-cell.cc, ov-cell.h, ov-ch-mat.cc, ov-ch-mat.h,
ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-colon.cc,
ov-colon.h, ov-complex.cc, ov-complex.h, ov-cs-list.h, ov-cx-diag.cc,
ov-cx-diag.h, ov-cx-mat.cc, ov-cx-mat.h, ov-cx-sparse.cc, ov-cx-sparse.h,
ov-dld-fcn.cc, ov-dld-fcn.h, ov-fcn-handle.cc, ov-fcn-handle.h,
ov-fcn-inline.cc, ov-fcn-inline.h, ov-fcn.cc, ov-fcn.h, ov-float.cc,
ov-float.h, ov-flt-complex.cc, ov-flt-complex.h, ov-flt-cx-diag.cc,
ov-flt-cx-diag.h, ov-flt-cx-mat.cc, ov-flt-cx-mat.h, ov-flt-re-diag.cc,
ov-flt-re-diag.h, ov-flt-re-mat.cc, ov-flt-re-mat.h, ov-int-traits.h,
ov-int16.cc, ov-int16.h, ov-int32.cc, ov-int32.h, ov-int64.cc, ov-int64.h,
ov-int8.cc, ov-int8.h, ov-intx.h, ov-java.cc, ov-java.h, ov-lazy-idx.cc,
ov-lazy-idx.h, ov-mex-fcn.cc, ov-mex-fcn.h, ov-null-mat.cc, ov-null-mat.h,
ov-oncleanup.cc, ov-oncleanup.h, ov-perm.cc, ov-perm.h, ov-range.cc,
ov-range.h, ov-re-diag.cc, ov-re-diag.h, ov-re-mat.cc, ov-re-mat.h,
ov-re-sparse.cc, ov-re-sparse.h, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc,
ov-str-mat.h, ov-struct.cc, ov-struct.h, ov-typeinfo.cc, ov-typeinfo.h,
ov-uint16.cc, ov-uint16.h, ov-uint32.cc, ov-uint32.h, ov-uint64.cc,
ov-uint64.h, ov-uint8.cc, ov-uint8.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.h,
ovl.cc, ovl.h, octave.cc, octave.h, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc,
op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc,
op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-pm.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc,
op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcm-pm.cc, op-fcn.cc,
op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc,
op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fm-pm.cc,
op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc,
op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-int.h,
op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-pm.cc, op-m-s.cc, op-m-scm.cc,
op-m-sm.cc, op-pm-cm.cc, op-pm-fcm.cc, op-pm-fm.cc, op-pm-m.cc, op-pm-pm.cc,
op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc, op-range.cc, op-s-cm.cc,
op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc,
op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc,
op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc,
op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc,
op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc,
ops.h, options-usage.h, lex.h, parse.h, pt-all.h, pt-arg-list.cc,
pt-arg-list.h, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc,
pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc,
pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.cc,
pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc,
pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc,
pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-funcall.cc, pt-funcall.h,
pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.cc, pt-jump.h, pt-loop.cc,
pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc,
pt-pr-code.h, pt-select.cc, pt-select.h, pt-stmt.cc, pt-stmt.h, pt-unop.cc,
pt-unop.h, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Array-jit.cc,
Array-tc.cc, version.cc, version.in.h:
Style check C++ code in libinterp/
author | Rik <rik@octave.org> |
---|---|
date | Tue, 30 Aug 2016 21:46:47 -0700 |
parents | 2758af148ced |
children | 3a2b891d0b33 e9a0469dedd9 |
rev | line source |
---|---|
1 | 1 /* |
2 | |
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3 Copyright (C) 1993-2016 John W. Eaton |
11523 | 4 Copyright (C) 2009-2010 VZLU Prague |
1 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
1 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
1 | 21 |
22 */ | |
23 | |
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24 #if defined (HAVE_CONFIG_H) |
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25 # include "config.h" |
1 | 26 #endif |
27 | |
1468 | 28 #include <cstdio> |
1343 | 29 #include <cstring> |
605 | 30 |
7336 | 31 #include <iomanip> |
4207 | 32 #include <set> |
1728 | 33 #include <string> |
34 | |
2926 | 35 #include "file-stat.h" |
36 #include "oct-env.h" | |
4604 | 37 #include "file-ops.h" |
2926 | 38 #include "glob-match.h" |
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39 #include "lo-regexp.h" |
1755 | 40 #include "str-vec.h" |
41 | |
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42 #include "call-stack.h" |
2492 | 43 #include <defaults.h> |
4435 | 44 #include "Cell.h" |
1352 | 45 #include "defun.h" |
46 #include "dirfns.h" | |
47 #include "error.h" | |
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48 #include "errwarn.h" |
1352 | 49 #include "help.h" |
3165 | 50 #include "input.h" |
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51 #include "interpreter.h" |
1352 | 52 #include "lex.h" |
5832 | 53 #include "load-path.h" |
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54 #include "octave-link.h" |
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55 #include "octave-preserve-stream-state.h" |
2926 | 56 #include "oct-map.h" |
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57 #include "ovl.h" |
2926 | 58 #include "ov.h" |
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59 #include "ov-class.h" |
3933 | 60 #include "ov-usr-fcn.h" |
605 | 61 #include "pager.h" |
1352 | 62 #include "parse.h" |
2926 | 63 #include "symtab.h" |
1352 | 64 #include "unwind-prot.h" |
1 | 65 #include "utils.h" |
1352 | 66 #include "variables.h" |
2205 | 67 |
7336 | 68 // Defines layout for the whos/who -long command |
69 static std::string Vwhos_line_format | |
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70 = " %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;\n"; |
195 | 71 |
6068 | 72 void |
6072 | 73 clear_mex_functions (void) |
6068 | 74 { |
7336 | 75 symbol_table::clear_mex_functions (); |
76 } | |
77 | |
78 void | |
79 clear_function (const std::string& nm) | |
80 { | |
81 symbol_table::clear_function (nm); | |
82 } | |
83 | |
84 void | |
85 clear_variable (const std::string& nm) | |
86 { | |
87 symbol_table::clear_variable (nm); | |
88 } | |
89 | |
90 void | |
91 clear_symbol (const std::string& nm) | |
92 { | |
93 symbol_table::clear_symbol (nm); | |
6068 | 94 } |
95 | |
593 | 96 // Attributes of variables and functions. |
97 | |
2086 | 98 // Is this octave_value a valid function? |
593 | 99 |
2975 | 100 octave_function * |
4345 | 101 is_valid_function (const std::string& fcn_name, |
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102 const std::string& warn_for, bool warn) |
593 | 103 { |
2975 | 104 octave_function *ans = 0; |
593 | 105 |
1755 | 106 if (! fcn_name.empty ()) |
3618 | 107 { |
7336 | 108 octave_value val = symbol_table::find_function (fcn_name); |
109 | |
110 if (val.is_defined ()) | |
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111 ans = val.function_value (true); |
3618 | 112 } |
593 | 113 |
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114 // FIXME: Should this be "err" and "error_for", rather than warn? |
7336 | 115 if (! ans && warn) |
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116 error ("%s: the symbol '%s' is not valid as a function", |
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117 warn_for.c_str (), fcn_name.c_str ()); |
593 | 118 |
119 return ans; | |
120 } | |
121 | |
2975 | 122 octave_function * |
4345 | 123 is_valid_function (const octave_value& arg, |
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124 const std::string& warn_for, bool warn) |
3178 | 125 { |
126 octave_function *ans = 0; | |
127 | |
3523 | 128 std::string fcn_name; |
3178 | 129 |
130 if (arg.is_string ()) | |
4700 | 131 { |
132 fcn_name = arg.string_value (); | |
3178 | 133 |
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134 ans = is_valid_function (fcn_name, warn_for, warn); |
4700 | 135 } |
3178 | 136 else if (warn) |
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137 // FIXME: Should this be "err" and "error_for", rather than warn? |
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138 error ("%s: argument must be a string containing function name", |
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139 warn_for.c_str ()); |
3178 | 140 |
141 return ans; | |
142 } | |
143 | |
144 octave_function * | |
3523 | 145 extract_function (const octave_value& arg, const std::string& warn_for, |
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146 const std::string& fname, const std::string& header, |
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147 const std::string& trailer) |
2796 | 148 { |
2975 | 149 octave_function *retval = 0; |
2796 | 150 |
151 retval = is_valid_function (arg, warn_for, 0); | |
152 | |
153 if (! retval) | |
154 { | |
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155 std::string s = arg.xstring_value ("%s: first argument must be a string", |
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156 warn_for.c_str ()); |
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157 |
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158 std::string cmd = header; |
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159 cmd.append (s); |
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160 cmd.append (trailer); |
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161 |
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162 int parse_status; |
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163 |
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164 eval_string (cmd, true, parse_status, 0); |
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165 |
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166 if (parse_status != 0) |
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167 error ("%s: '%s' is not valid as a function", |
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168 warn_for.c_str (), fname.c_str ()); |
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169 |
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170 retval = is_valid_function (fname, warn_for, 0); |
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171 |
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172 if (! retval) |
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173 error ("%s: '%s' is not valid as a function", |
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174 warn_for.c_str (), fname.c_str ()); |
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175 |
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176 warning ("%s: passing function body as a string is obsolete; please use anonymous functions", |
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177 warn_for.c_str ()); |
2796 | 178 } |
179 | |
180 return retval; | |
181 } | |
182 | |
2921 | 183 string_vector |
3523 | 184 get_struct_elts (const std::string& text) |
2921 | 185 { |
186 int n = 1; | |
187 | |
188 size_t pos = 0; | |
189 | |
190 size_t len = text.length (); | |
191 | |
8021 | 192 while ((pos = text.find ('.', pos)) != std::string::npos) |
2921 | 193 { |
194 if (++pos == len) | |
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195 break; |
2921 | 196 |
197 n++; | |
198 } | |
199 | |
200 string_vector retval (n); | |
201 | |
202 pos = 0; | |
203 | |
204 for (int i = 0; i < n; i++) | |
205 { | |
4587 | 206 len = text.find ('.', pos); |
2921 | 207 |
8021 | 208 if (len != std::string::npos) |
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209 len -= pos; |
2921 | 210 |
211 retval[i] = text.substr (pos, len); | |
212 | |
8021 | 213 if (len != std::string::npos) |
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214 pos += len + 1; |
2921 | 215 } |
216 | |
217 return retval; | |
218 } | |
219 | |
4179 | 220 static inline bool |
221 is_variable (const std::string& name) | |
222 { | |
223 bool retval = false; | |
224 | |
225 if (! name.empty ()) | |
226 { | |
7336 | 227 octave_value val = symbol_table::varval (name); |
228 | |
229 retval = val.is_defined (); | |
4179 | 230 } |
231 | |
232 return retval; | |
233 } | |
234 | |
2921 | 235 string_vector |
3933 | 236 generate_struct_completions (const std::string& text, |
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237 std::string& prefix, std::string& hint) |
2921 | 238 { |
239 string_vector names; | |
240 | |
241 size_t pos = text.rfind ('.'); | |
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242 bool array = false; |
2921 | 243 |
8021 | 244 if (pos != std::string::npos) |
2921 | 245 { |
246 if (pos == text.length ()) | |
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247 hint = ""; |
2921 | 248 else |
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249 hint = text.substr (pos+1); |
2921 | 250 |
251 prefix = text.substr (0, pos); | |
252 | |
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253 if (prefix == "") |
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254 { |
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255 array = true; |
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256 prefix = find_indexed_expression (text); |
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257 } |
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258 |
4179 | 259 std::string base_name = prefix; |
260 | |
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261 pos = base_name.find_first_of ("{(. "); |
2921 | 262 |
8021 | 263 if (pos != std::string::npos) |
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264 base_name = base_name.substr (0, pos); |
4143 | 265 |
4179 | 266 if (is_variable (base_name)) |
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267 { |
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268 int parse_status; |
4179 | 269 |
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270 octave::unwind_protect frame; |
3935 | 271 |
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272 frame.protect_var (discard_error_messages); |
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273 frame.protect_var (discard_warning_messages); |
3935 | 274 |
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275 discard_error_messages = true; |
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276 discard_warning_messages = true; |
2921 | 277 |
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278 try |
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279 { |
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280 octave_value tmp = eval_string (prefix, true, parse_status); |
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281 |
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282 frame.run (); |
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283 |
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284 if (tmp.is_defined () |
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285 && (tmp.is_map () || tmp.is_java () || tmp.is_classdef_object ())) |
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286 names = tmp.map_keys (); |
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287 } |
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288 catch (const octave::execution_exception&) |
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289 { |
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290 recover_from_exception (); |
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291 } |
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292 } |
4179 | 293 } |
2921 | 294 |
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295 // Undo look-back that found the array expression, |
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296 // but insert an extra "." to distinguish from the non-struct case. |
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297 if (array) |
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298 prefix = "."; |
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299 |
2921 | 300 return names; |
301 } | |
302 | |
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303 // FIXME: this will have to be much smarter to work "correctly". |
2921 | 304 bool |
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305 looks_like_struct (const std::string& text, char prev_char) |
2921 | 306 { |
4604 | 307 bool retval = (! text.empty () |
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308 && (text != "." || prev_char == ')' || prev_char == '}') |
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309 && text.find_first_of (octave::sys::file_ops::dir_sep_chars ()) == std::string::npos |
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310 && text.find ("..") == std::string::npos |
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311 && text.rfind ('.') != std::string::npos); |
3968 | 312 |
4179 | 313 #if 0 |
3968 | 314 symbol_record *sr = curr_sym_tab->lookup (text); |
2963 | 315 |
3968 | 316 if (sr && ! sr->is_function ()) |
317 { | |
318 int parse_status; | |
2921 | 319 |
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320 octave::unwind_protect frame; |
4143 | 321 |
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322 frame.protect_var (discard_error_messages); |
4143 | 323 |
324 discard_error_messages = true; | |
325 | |
3968 | 326 octave_value tmp = eval_string (text, true, parse_status); |
327 | |
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328 frame.run (); |
4143 | 329 |
3968 | 330 retval = (tmp.is_defined () && tmp.is_map ()); |
331 } | |
4179 | 332 #endif |
3968 | 333 |
334 return retval; | |
2921 | 335 } |
2796 | 336 |
5930 | 337 static octave_value |
338 do_isglobal (const octave_value_list& args) | |
593 | 339 { |
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340 if (args.length () != 1) |
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341 print_usage (); |
593 | 342 |
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343 if (! args(0).is_string ()) |
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344 error ("isglobal: NAME must be a string"); |
636 | 345 |
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346 std::string name = args(0).string_value (); |
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347 |
7336 | 348 return symbol_table::is_global (name); |
593 | 349 } |
350 | |
5930 | 351 DEFUN (isglobal, args, , |
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352 doc: /* -*- texinfo -*- |
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353 @deftypefn {} {} isglobal (@var{name}) |
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354 Return true if @var{name} is a globally visible variable. |
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355 |
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356 For example: |
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357 |
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358 @example |
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359 @group |
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360 global x |
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361 isglobal ("x") |
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362 @result{} 1 |
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363 @end group |
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364 @end example |
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365 @seealso{isvarname, exist} |
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366 @end deftypefn */) |
5930 | 367 { |
368 return do_isglobal (args); | |
369 } | |
370 | |
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371 /* |
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372 %!test |
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373 %! global x; |
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374 %! assert (isglobal ("x"), true); |
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375 |
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376 %!error isglobal () |
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377 %!error isglobal ("a", "b") |
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378 %!error isglobal (1) |
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379 */ |
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380 |
4016 | 381 int |
382 symbol_exist (const std::string& name, const std::string& type) | |
593 | 383 { |
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384 if (octave::is_keyword (name)) |
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385 return 0; |
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386 |
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387 bool search_any = type == "any"; |
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388 bool search_var = type == "var"; |
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389 bool search_dir = type == "dir"; |
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390 bool search_file = type == "file"; |
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391 bool search_builtin = type == "builtin"; |
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392 bool search_class = type == "class"; |
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393 |
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394 if (! (search_any || search_var || search_dir || search_file || |
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395 search_builtin || search_class)) |
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396 error ("exist: unrecognized type argument \"%s\"", type.c_str ()); |
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397 |
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398 if (search_any || search_var) |
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399 { |
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400 octave_value val = symbol_table::varval (name); |
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401 |
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402 if (val.is_constant () || val.is_object () |
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403 || val.is_function_handle () |
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404 || val.is_anonymous_function () |
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405 || val.is_inline_function ()) |
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406 return 1; |
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407 |
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408 if (search_var) |
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409 return 0; |
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410 } |
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411 |
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412 // We shouldn't need to look in the global symbol table, since any name |
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413 // that is visible in the current scope will be in the local symbol table. |
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414 |
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415 // Command line function which Matlab does not support |
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416 if (search_any) |
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417 { |
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418 octave_value val = symbol_table::find_cmdline_function (name); |
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419 |
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420 if (val.is_defined ()) |
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421 return 103; |
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422 } |
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423 |
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424 if (search_any || search_file || search_dir) |
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425 { |
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426 std::string file_name = lookup_autoload (name); |
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427 |
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428 if (file_name.empty ()) |
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429 file_name = load_path::find_fcn (name); |
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430 |
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431 size_t len = file_name.length (); |
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432 |
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433 if (len > 0) |
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434 { |
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435 if (search_any || search_file) |
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436 { |
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437 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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438 || file_name.substr (len-4) == ".mex")) |
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439 return 3; |
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440 else |
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441 return 2; |
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442 } |
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443 } |
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444 |
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445 file_name = file_in_path (name, ""); |
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446 |
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447 if (file_name.empty ()) |
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448 file_name = name; |
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449 |
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450 octave::sys::file_stat fs (file_name); |
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451 |
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452 if (fs) |
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453 { |
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454 if (search_any || search_file) |
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455 { |
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456 if (fs.is_dir ()) |
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457 return 7; |
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458 |
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459 len = file_name.length (); |
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460 |
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461 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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462 || file_name.substr (len-4) == ".mex")) |
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463 return 3; |
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464 else |
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465 return 2; |
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466 } |
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467 else if (search_dir && fs.is_dir ()) |
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468 return 7; |
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469 } |
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470 |
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471 if (search_file || search_dir) |
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472 return 0; |
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473 } |
1277 | 474 |
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475 if (search_any || search_builtin) |
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476 { |
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477 if (symbol_table::is_built_in_function_name (name)) |
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478 return 5; |
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479 |
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480 if (search_builtin) |
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481 return 0; |
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482 } |
4016 | 483 |
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484 return 0; |
593 | 485 } |
486 | |
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487 #define GET_IDX(LEN) \ |
4962 | 488 static_cast<int> ((LEN-1) * static_cast<double> (rand ()) / RAND_MAX) |
489 | |
4954 | 490 std::string |
491 unique_symbol_name (const std::string& basename) | |
492 { | |
4962 | 493 static const std::string alpha |
494 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; | |
495 | |
496 static size_t len = alpha.length (); | |
497 | |
498 std::string nm = basename + alpha[GET_IDX (len)]; | |
499 | |
500 size_t pos = nm.length (); | |
501 | |
502 if (nm.substr (0, 2) == "__") | |
503 nm.append ("__"); | |
504 | |
505 while (symbol_exist (nm, "any")) | |
506 nm.insert (pos++, 1, alpha[GET_IDX (len)]); | |
507 | |
508 return nm; | |
4954 | 509 } |
510 | |
4016 | 511 DEFUN (exist, args, , |
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512 doc: /* -*- texinfo -*- |
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513 @deftypefn {} {@var{c} =} exist (@var{name}) |
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514 @deftypefnx {} {@var{c} =} exist (@var{name}, @var{type}) |
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515 Check for the existence of @var{name} as a variable, function, file, |
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516 directory, or class. |
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517 |
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518 The return code @var{c} is one of |
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519 |
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520 @table @asis |
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521 @item 1 |
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522 @var{name} is a variable. |
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523 |
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524 @item 2 |
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525 @var{name} is an absolute filename, an ordinary file in Octave's |
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526 @code{path}, or (after appending @samp{.m}) a function file in Octave's |
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527 @code{path}. |
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528 |
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529 @item 3 |
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530 @var{name} is a @samp{.oct} or @samp{.mex} file in Octave's @code{path}. |
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531 |
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532 @item 5 |
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533 @var{name} is a built-in function. |
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534 |
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535 @item 7 |
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536 @var{name} is a directory. |
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537 |
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538 @item 103 |
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539 @var{name} is a function not associated with a file (entered on the command |
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540 line). |
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541 |
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542 @item 0 |
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543 @var{name} does not exist. |
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544 @end table |
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545 |
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546 If the optional argument @var{type} is supplied, check only for symbols of |
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547 the specified type. Valid types are |
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548 |
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549 @table @asis |
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550 @item @qcode{"var"} |
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551 Check only for variables. |
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552 |
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553 @item @qcode{"builtin"} |
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554 Check only for built-in functions. |
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555 |
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556 @item @qcode{"dir"} |
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557 Check only for directories. |
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558 |
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559 @item @qcode{"file"} |
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560 Check only for files and directories. |
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561 |
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562 @item @qcode{"class"} |
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563 Check only for classes. (Note: This option is accepted, but not currently |
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564 implemented) |
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565 @end table |
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566 |
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567 If no type is given, and there are multiple possible matches for name, |
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568 @code{exist} will return a code according to the following priority list: |
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569 variable, built-in function, oct-file, directory, file, class. |
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570 |
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571 @code{exist} returns 2 if a regular file called @var{name} is present in |
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572 Octave's search path. If you want information about other types of files |
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573 not on the search path you should use some combination of the functions |
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574 @code{file_in_path} and @code{stat} instead. |
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575 |
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576 Programming Note: If @var{name} is implemented by a buggy .oct/.mex file, |
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577 calling @var{exist} may cause Octave to crash. To maintain high |
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578 performance, Octave trusts .oct/.mex files instead of @nospell{sandboxing} |
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579 them. |
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580 |
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581 @seealso{file_in_loadpath, file_in_path, dir_in_loadpath, stat} |
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582 @end deftypefn */) |
4016 | 583 { |
584 int nargin = args.length (); | |
585 | |
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586 if (nargin < 1 || nargin > 2) |
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587 print_usage (); |
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588 |
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589 std::string name = args(0).xstring_value ("exist: NAME must be a string"); |
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590 |
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591 if (nargin == 2) |
4016 | 592 { |
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593 std::string type = args(1).xstring_value ("exist: TYPE must be a string"); |
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594 |
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595 if (type == "class") |
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596 warning ("exist: \"class\" type argument is not implemented"); |
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597 |
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598 return ovl (symbol_exist (name, type)); |
4016 | 599 } |
600 else | |
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601 return ovl (symbol_exist (name)); |
4016 | 602 } |
603 | |
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604 /* |
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605 %!shared dirtmp, __var1 |
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606 %! dirtmp = P_tmpdir (); |
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607 %! __var1 = 1; |
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608 |
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609 %!assert (exist ("__%Highly_unlikely_name%__"), 0) |
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610 %!assert (exist ("__var1"), 1) |
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611 %!assert (exist ("__var1", "var"), 1) |
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612 %!assert (exist ("__var1", "builtin"), 0) |
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613 %!assert (exist ("__var1", "dir"), 0) |
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614 %!assert (exist ("__var1", "file"), 0) |
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615 |
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616 %!test |
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617 %! if (isunix ()) |
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618 %! assert (exist ("/bin/sh"), 2); |
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619 %! assert (exist ("/bin/sh", "file"), 2); |
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620 %! assert (exist ("/bin/sh", "dir"), 0); |
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621 %! assert (exist ("/dev/null"), 2); |
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622 %! assert (exist ("/dev/null", "file"), 2); |
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623 %! assert (exist ("/dev/null", "dir"), 0); |
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624 %! endif |
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625 |
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626 %!assert (exist ("print_usage"), 2) |
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627 %!assert (exist ("print_usage.m"), 2) |
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628 %!assert (exist ("print_usage", "file"), 2) |
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629 %!assert (exist ("print_usage", "dir"), 0) |
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630 |
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631 ## Don't search path for rooted relative filenames |
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632 %!assert (exist ("plot.m", "file"), 2) |
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633 %!assert (exist ("./plot.m", "file"), 0) |
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634 %!assert (exist ("./%nonexistentfile%", "file"), 0) |
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635 %!assert (exist ("%nonexistentfile%", "file"), 0) |
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636 |
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637 ## Don't search path for absolute filenames |
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638 %!test |
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639 %! tname = tempname (pwd ()); |
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640 %! unwind_protect |
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641 %! ## open/close file to create it, equivalent of touch |
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642 %! fid = fopen (tname, "w"); |
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643 %! fclose (fid); |
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644 %! [~, fname] = fileparts (tname); |
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645 %! assert (exist (fullfile (pwd (), fname), "file"), 2); |
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646 %! unwind_protect_cleanup |
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647 %! unlink (tname); |
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648 %! end_unwind_protect |
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649 %! assert (exist (fullfile (pwd (), "%nonexistentfile%"), "file"), 0); |
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650 |
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651 %!testif HAVE_CHOLMOD |
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652 %! assert (exist ("chol"), 3); |
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653 %! assert (exist ("chol.oct"), 3); |
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654 %! assert (exist ("chol", "file"), 3); |
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655 %! assert (exist ("chol", "builtin"), 0); |
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
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|
656 |
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
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|
657 %!assert (exist ("sin"), 5) |
18861
da6ffbf75edf
Simplify exist() code for recognizing command line functions.
Rik <rik@octave.org>
parents:
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diff
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|
658 %!assert (exist ("sin", "builtin"), 5) |
da6ffbf75edf
Simplify exist() code for recognizing command line functions.
Rik <rik@octave.org>
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diff
changeset
|
659 %!assert (exist ("sin", "file"), 0) |
18856
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
parents:
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diff
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|
660 |
de8c67ba7ac4
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Rik <rik@octave.org>
parents:
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diff
changeset
|
661 %!assert (exist (dirtmp), 7) |
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
parents:
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diff
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|
662 %!assert (exist (dirtmp, "dir"), 7) |
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
parents:
18282
diff
changeset
|
663 %!assert (exist (dirtmp, "file"), 7) |
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
parents:
18282
diff
changeset
|
664 |
18880
ca0d9844dfd7
Fix input validation for exist() which did not error on non-string input.
Rik <rik@octave.org>
parents:
18879
diff
changeset
|
665 %!error exist () |
ca0d9844dfd7
Fix input validation for exist() which did not error on non-string input.
Rik <rik@octave.org>
parents:
18879
diff
changeset
|
666 %!error exist (1,2,3) |
ca0d9844dfd7
Fix input validation for exist() which did not error on non-string input.
Rik <rik@octave.org>
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18879
diff
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|
667 %!warning <"class" type argument is not implemented> exist ("a", "class"); |
ca0d9844dfd7
Fix input validation for exist() which did not error on non-string input.
Rik <rik@octave.org>
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18879
diff
changeset
|
668 %!error <TYPE must be a string> exist ("a", 1) |
ca0d9844dfd7
Fix input validation for exist() which did not error on non-string input.
Rik <rik@octave.org>
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18879
diff
changeset
|
669 %!error <NAME must be a string> exist (1) |
20206
3c8260fd0837
Validate second option to exist () (bug #42618).
Rik <rik@octave.org>
parents:
20181
diff
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|
670 %!error <unrecognized type argument "foobar"> exist ("a", "foobar") |
18880
ca0d9844dfd7
Fix input validation for exist() which did not error on non-string input.
Rik <rik@octave.org>
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diff
changeset
|
671 |
10975
2d14817353a6
allow exist to work correctly for special files; recognize directories when searching for files
John W. Eaton <jwe@octave.org>
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diff
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|
672 */ |
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parents:
10846
diff
changeset
|
673 |
2849 | 674 octave_value |
4988 | 675 lookup_function_handle (const std::string& nm) |
676 { | |
7336 | 677 octave_value val = symbol_table::varval (nm); |
678 | |
679 return val.is_function_handle () ? val : octave_value (); | |
4988 | 680 } |
681 | |
682 octave_value | |
5027 | 683 get_global_value (const std::string& nm, bool silent) |
2849 | 684 { |
7752
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
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diff
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|
685 octave_value val = symbol_table::global_varval (nm); |
7336 | 686 |
687 if (val.is_undefined () && ! silent) | |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
688 error ("get_global_value: undefined symbol '%s'", nm.c_str ()); |
7336 | 689 |
690 return val; | |
2849 | 691 } |
692 | |
693 void | |
3523 | 694 set_global_value (const std::string& nm, const octave_value& val) |
2849 | 695 { |
16442
302157614308
deprecate symbol_table::varref functions
John W. Eaton <jwe@octave.org>
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15807
diff
changeset
|
696 symbol_table::global_assign (nm, val); |
2849 | 697 } |
698 | |
10071
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
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diff
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|
699 octave_value |
e42b1bbd1052
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parents:
10066
diff
changeset
|
700 get_top_level_value (const std::string& nm, bool silent) |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
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|
701 { |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
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diff
changeset
|
702 octave_value val = symbol_table::top_level_varval (nm); |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
703 |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
704 if (val.is_undefined () && ! silent) |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
705 error ("get_top_level_value: undefined symbol '%s'", nm.c_str ()); |
10071
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
706 |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
707 return val; |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
708 } |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
709 |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
710 void |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
711 set_top_level_value (const std::string& nm, const octave_value& val) |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
712 { |
16442
302157614308
deprecate symbol_table::varref functions
John W. Eaton <jwe@octave.org>
parents:
15807
diff
changeset
|
713 symbol_table::top_level_assign (nm, val); |
10071
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
714 } |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
715 |
593 | 716 // Variable values. |
195 | 717 |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
718 static bool |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
719 wants_local_change (const octave_value_list& args, int& nargin) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
720 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
721 bool retval = false; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
722 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
723 if (nargin == 2) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
724 { |
21224
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
725 if (! args(1).is_string () || args(1).string_value () != "local") |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
726 error_with_cfn ("second argument must be \"local\""); |
21224
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
727 |
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
728 nargin = 1; |
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
729 retval = true; |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
730 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
731 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
732 return retval; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
733 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
734 |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21123
diff
changeset
|
735 template <typename T> |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
736 bool try_local_protect (T& var) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
737 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
738 octave_user_code *curr_usr_code = octave_call_stack::caller_user_code (); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
739 octave_user_function *curr_usr_fcn = 0; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
740 if (curr_usr_code && curr_usr_code->is_user_function ()) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
741 curr_usr_fcn = dynamic_cast<octave_user_function *> (curr_usr_code); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
742 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
743 if (curr_usr_fcn && curr_usr_fcn->local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
744 return true; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
745 else |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
746 return false; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
747 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
748 |
5791 | 749 octave_value |
750 set_internal_variable (bool& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
751 int nargout, const char *nm) |
5791 | 752 { |
5794 | 753 octave_value retval; |
754 | |
5800 | 755 int nargin = args.length (); |
756 | |
757 if (nargout > 0 || nargin == 0) | |
5794 | 758 retval = var; |
5791 | 759 |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
760 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
761 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
762 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
763 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
764 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
765 |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
766 if (nargin > 1) |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
767 print_usage (); |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
768 |
5791 | 769 if (nargin == 1) |
770 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
771 bool bval = args(0).xbool_value ("%s: argument must be a logical value", nm); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
772 |
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
773 var = bval; |
5791 | 774 } |
775 | |
776 return retval; | |
777 } | |
778 | |
779 octave_value | |
5794 | 780 set_internal_variable (char& var, const octave_value_list& args, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
781 int nargout, const char *nm) |
5791 | 782 { |
5794 | 783 octave_value retval; |
784 | |
5800 | 785 int nargin = args.length (); |
786 | |
787 if (nargout > 0 || nargin == 0) | |
5794 | 788 retval = var; |
5791 | 789 |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
790 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
791 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
792 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
10521
diff
changeset
|
793 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
10521
diff
changeset
|
794 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
10521
diff
changeset
|
795 |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
796 if (nargin > 1) |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
797 print_usage (); |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
798 |
5791 | 799 if (nargin == 1) |
800 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
801 std::string sval = args(0).xstring_value ("%s: argument must be a single character", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
802 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
803 switch (sval.length ()) |
10315
57a59eae83cc
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John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
804 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
805 case 1: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
806 var = sval[0]; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
807 break; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
808 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
809 case 0: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
810 var = '\0'; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
811 break; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
812 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
813 default: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
814 error ("%s: argument must be a single character", nm); |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
815 break; |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
816 } |
5794 | 817 } |
818 | |
819 return retval; | |
820 } | |
821 | |
822 octave_value | |
823 set_internal_variable (int& var, const octave_value_list& args, | |
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
824 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
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parents:
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diff
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|
825 int minval, int maxval) |
5794 | 826 { |
827 octave_value retval; | |
828 | |
5800 | 829 int nargin = args.length (); |
830 | |
831 if (nargout > 0 || nargin == 0) | |
5794 | 832 retval = var; |
833 | |
10637
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parents:
10521
diff
changeset
|
834 if (wants_local_change (args, nargin)) |
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|
835 { |
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diff
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|
836 if (! try_local_protect (var)) |
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|
837 warning ("\"local\" has no effect outside a function"); |
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|
838 } |
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diff
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|
839 |
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|
840 if (nargin > 1) |
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|
841 print_usage (); |
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diff
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|
842 |
5794 | 843 if (nargin == 1) |
844 { | |
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diff
changeset
|
845 int ival = args(0).xint_value ("%s: argument must be an integer value", nm); |
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571508c1ed06
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diff
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|
846 |
571508c1ed06
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diff
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|
847 if (ival < minval) |
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7b608fadc663
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diff
changeset
|
848 error ("%s: arg must be greater than %d", nm, minval); |
21224
2e64b5899d1f
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Rik <rik@octave.org>
parents:
21200
diff
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|
849 if (ival > maxval) |
21055
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maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
850 error ("%s: arg must be less than or equal to %d", nm, maxval); |
21224
2e64b5899d1f
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21200
diff
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|
851 |
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
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parents:
21200
diff
changeset
|
852 var = ival; |
5794 | 853 } |
854 | |
855 return retval; | |
856 } | |
857 | |
858 octave_value | |
859 set_internal_variable (double& var, const octave_value_list& args, | |
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changeset
|
860 int nargout, const char *nm, |
57a59eae83cc
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parents:
10160
diff
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|
861 double minval, double maxval) |
5794 | 862 { |
863 octave_value retval; | |
864 | |
5800 | 865 int nargin = args.length (); |
866 | |
867 if (nargout > 0 || nargin == 0) | |
5794 | 868 retval = var; |
869 | |
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parents:
10521
diff
changeset
|
870 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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parents:
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|
871 { |
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diff
changeset
|
872 if (! try_local_protect (var)) |
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|
873 warning ("\"local\" has no effect outside a function"); |
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|
874 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
875 |
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20925
diff
changeset
|
876 if (nargin > 1) |
b17fda023ca6
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|
877 print_usage (); |
b17fda023ca6
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20925
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|
878 |
5794 | 879 if (nargin == 1) |
880 { | |
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Rik <rik@octave.org>
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|
881 double dval = args(0).xscalar_value ("%s: argument must be a scalar value", nm); |
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|
882 |
571508c1ed06
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diff
changeset
|
883 if (dval < minval) |
20711
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Rik <rik@octave.org>
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diff
changeset
|
884 error ("%s: argument must be greater than %g", minval); |
21224
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Rik <rik@octave.org>
parents:
21200
diff
changeset
|
885 if (dval > maxval) |
20711
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Rik <rik@octave.org>
parents:
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diff
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|
886 error ("%s: argument must be less than or equal to %g", maxval); |
21224
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
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|
887 |
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
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21200
diff
changeset
|
888 var = dval; |
5794 | 889 } |
890 | |
891 return retval; | |
892 } | |
893 | |
894 octave_value | |
895 set_internal_variable (std::string& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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changeset
|
896 int nargout, const char *nm, bool empty_ok) |
5794 | 897 { |
898 octave_value retval; | |
899 | |
5800 | 900 int nargin = args.length (); |
901 | |
902 if (nargout > 0 || nargin == 0) | |
5794 | 903 retval = var; |
904 | |
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9cd5aa83fa62
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parents:
10521
diff
changeset
|
905 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
906 { |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
907 if (! try_local_protect (var)) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
908 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
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|
909 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
910 |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
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20925
diff
changeset
|
911 if (nargin > 1) |
b17fda023ca6
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20925
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changeset
|
912 print_usage (); |
b17fda023ca6
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Rik <rik@octave.org>
parents:
20925
diff
changeset
|
913 |
5794 | 914 if (nargin == 1) |
915 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
916 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
917 |
21224
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
918 if (! empty_ok && sval.empty ()) |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
919 error ("%s: value must not be empty", nm); |
21224
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
920 |
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
parents:
21200
diff
changeset
|
921 var = sval; |
5791 | 922 } |
1 | 923 |
924 return retval; | |
925 } | |
926 | |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
927 octave_value |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
928 set_internal_variable (int& var, const octave_value_list& args, |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
929 int nargout, const char *nm, const char **choices) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
930 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
931 octave_value retval; |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
932 int nchoices = 0; |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
933 while (choices[nchoices] != 0) |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
934 nchoices++; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
935 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
936 int nargin = args.length (); |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
937 |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
938 assert (var < nchoices); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
939 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
940 if (nargout > 0 || nargin == 0) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
941 retval = choices[var]; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
942 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
943 if (wants_local_change (args, nargin)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
944 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
945 if (! try_local_protect (var)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
946 warning ("\"local\" has no effect outside a function"); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
947 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
948 |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
949 if (nargin > 1) |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
950 print_usage (); |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
951 |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
952 if (nargin == 1) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
953 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
954 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
955 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
956 int i = 0; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
957 for (; i < nchoices; i++) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
958 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
959 if (sval == choices[i]) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
960 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
961 var = i; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
962 break; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
963 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
964 } |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
965 if (i == nchoices) |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
966 error ("%s: value not allowed (\"%s\")", nm, sval.c_str ()); |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
967 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
968 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
969 return retval; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
970 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
971 |
21272
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
972 octave_value |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
973 set_internal_variable (std::string& var, const octave_value_list& args, |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
974 int nargout, const char *nm, const char **choices) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
975 { |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
976 octave_value retval; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
977 int nchoices = 0; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
978 while (choices[nchoices] != 0) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
979 nchoices++; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
980 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
981 int nargin = args.length (); |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
982 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
983 if (nargout > 0 || nargin == 0) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
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|
984 retval = var; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
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diff
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|
985 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
986 if (wants_local_change (args, nargin)) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
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|
987 { |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
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|
988 if (! try_local_protect (var)) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
989 warning ("\"local\" has no effect outside a function"); |
987c1a79d33f
new set_internal_variable variant
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diff
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|
990 } |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
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diff
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|
991 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
992 if (nargin > 1) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
993 print_usage (); |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
994 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
995 if (nargin == 1) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
996 { |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
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21224
diff
changeset
|
997 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
998 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
999 int i = 0; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1000 for (; i < nchoices; i++) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1001 { |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1002 if (sval == choices[i]) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1003 { |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1004 var = sval; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1005 break; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1006 } |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1007 } |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1008 if (i == nchoices) |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1009 error ("%s: value not allowed (\"%s\")", nm, sval.c_str ()); |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1010 } |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1011 |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1012 return retval; |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
parents:
21224
diff
changeset
|
1013 } |
987c1a79d33f
new set_internal_variable variant
John W. Eaton <jwe@octave.org>
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21224
diff
changeset
|
1014 |
7336 | 1015 struct |
1016 whos_parameter | |
195 | 1017 { |
7336 | 1018 char command; |
1019 char modifier; | |
1020 int parameter_length; | |
1021 int first_parameter_length; | |
1022 int balance; | |
1023 std::string text; | |
1024 std::string line; | |
1025 }; | |
1026 | |
1027 static void | |
1028 print_descriptor (std::ostream& os, std::list<whos_parameter> params) | |
1029 { | |
1030 // This method prints a line of information on a given symbol | |
1031 std::list<whos_parameter>::iterator i = params.begin (); | |
1032 std::ostringstream param_buf; | |
1033 | |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
1034 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
1035 |
7336 | 1036 while (i != params.end ()) |
195 | 1037 { |
7336 | 1038 whos_parameter param = *i; |
1039 | |
1040 if (param.command != '\0') | |
1041 { | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
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|
1042 // Do the actual printing |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1043 switch (param.modifier) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1044 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1045 case 'l': |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1046 os << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1047 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1048 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1049 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1050 break; |
7336 | 1051 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1052 case 'r': |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1053 os << std::setiosflags (std::ios::right) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1054 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1055 param_buf << std::setiosflags (std::ios::right) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1056 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1057 break; |
7336 | 1058 |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1059 case 'c': |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1060 if (param.command != 's') |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1061 { |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1062 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1063 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1064 param_buf << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1065 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1066 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1067 break; |
7336 | 1068 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1069 default: |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1070 os << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1071 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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parents:
17756
diff
changeset
|
1072 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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parents:
17756
diff
changeset
|
1073 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1074 } |
7336 | 1075 |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1076 if (param.command == 's' && param.modifier == 'c') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1077 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1078 int a, b; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1079 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1080 if (param.modifier == 'c') |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1081 { |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1082 a = param.first_parameter_length - param.balance; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1083 a = (a < 0 ? 0 : a); |
21751
b571fc85953f
maint: Use two spaces after period to indicate sentence break.
Rik <rik@octave.org>
parents:
21743
diff
changeset
|
1084 b = param.parameter_length - a - param.text.length (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1085 b = (b < 0 ? 0 : b); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1086 os << std::setiosflags (std::ios::left) << std::setw (a) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1087 << "" << std::resetiosflags (std::ios::left) << param.text |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1088 << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1089 << std::setw (b) << "" |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1090 << std::resetiosflags (std::ios::left); |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1091 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
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parents:
17756
diff
changeset
|
1092 << std::setw (a) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
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diff
changeset
|
1093 << "" << std::resetiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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parents:
17756
diff
changeset
|
1094 << param.line |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1095 << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1096 << std::setw (b) << "" |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1097 << std::resetiosflags (std::ios::left); |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1098 } |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1099 } |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1100 else |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1101 { |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1102 os << param.text; |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1103 param_buf << param.line; |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1104 } |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1105 os << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1106 << std::resetiosflags (std::ios::right); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1107 param_buf << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1108 << std::resetiosflags (std::ios::right); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1109 i++; |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1110 } |
7336 | 1111 else |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1112 { |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1113 os << param.text; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1114 param_buf << param.line; |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1115 i++; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1116 } |
195 | 1117 } |
7336 | 1118 |
1119 os << param_buf.str (); | |
195 | 1120 } |
1121 | |
17787
175b392e91fe
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diff
changeset
|
1122 // FIXME: This is a bit of a kluge. We'd like to just use val.dims() |
9704
bb413c0d0d6d
whos: kluge fix to get size right for objects
John W. Eaton <jwe@octave.org>
parents:
9454
diff
changeset
|
1123 // and if val is an object, expect that dims will call size if it is |
bb413c0d0d6d
whos: kluge fix to get size right for objects
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parents:
9454
diff
changeset
|
1124 // overloaded by a user-defined method. But there are currently some |
bb413c0d0d6d
whos: kluge fix to get size right for objects
John W. Eaton <jwe@octave.org>
parents:
9454
diff
changeset
|
1125 // unresolved const issues that prevent that solution from working. |
19718
675d92e7d507
Temporary workaround for user-defined object sizes reported as 1x1 in GUI (bug #43096)
Colin Macdonald <cbm@m.fsf.org>
parents:
19697
diff
changeset
|
1126 // This same kluge is done in symtab.cc (do_workspace_info), fix there too. |
9704
bb413c0d0d6d
whos: kluge fix to get size right for objects
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9454
diff
changeset
|
1127 |
bb413c0d0d6d
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9454
diff
changeset
|
1128 std::string |
bb413c0d0d6d
whos: kluge fix to get size right for objects
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parents:
9454
diff
changeset
|
1129 get_dims_str (const octave_value& val) |
bb413c0d0d6d
whos: kluge fix to get size right for objects
John W. Eaton <jwe@octave.org>
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9454
diff
changeset
|
1130 { |
bb413c0d0d6d
whos: kluge fix to get size right for objects
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parents:
9454
diff
changeset
|
1131 octave_value tmp = val; |
bb413c0d0d6d
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9454
diff
changeset
|
1132 |
bb413c0d0d6d
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9454
diff
changeset
|
1133 Matrix sz = tmp.size (); |
bb413c0d0d6d
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John W. Eaton <jwe@octave.org>
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9454
diff
changeset
|
1134 |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10315
diff
changeset
|
1135 dim_vector dv = dim_vector::alloc (sz.numel ()); |
9704
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John W. Eaton <jwe@octave.org>
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|
1136 |
21660
53728df3e4c9
maint: for clarity, call ndims() rather than length() on dimension vectors.
Rik <rik@octave.org>
parents:
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diff
changeset
|
1137 for (octave_idx_type i = 0; i < dv.ndims (); i++) |
9704
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|
1138 dv(i) = sz(i); |
bb413c0d0d6d
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|
1139 |
bb413c0d0d6d
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changeset
|
1140 return dv.str (); |
bb413c0d0d6d
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|
1141 } |
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|
1142 |
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|
1143 class |
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|
1144 symbol_info_list |
593 | 1145 { |
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diff
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|
1146 private: |
84122fb29c75
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diff
changeset
|
1147 struct symbol_info |
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diff
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|
1148 { |
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diff
changeset
|
1149 symbol_info (const symbol_table::symbol_record& sr, |
21017
93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
parents:
20957
diff
changeset
|
1150 const std::string& expr_str = "", |
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untabify src C++ source files
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|
1151 const octave_value& expr_val = octave_value ()) |
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|
1152 : name (expr_str.empty () ? sr.name () : expr_str), |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1153 varval (expr_val.is_undefined () ? sr.varval () : expr_val), |
10315
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untabify src C++ source files
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|
1154 is_automatic (sr.is_automatic ()), |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
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diff
changeset
|
1155 is_complex (varval.is_complex_type ()), |
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untabify src C++ source files
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|
1156 is_formal (sr.is_formal ()), |
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|
1157 is_global (sr.is_global ()), |
12651
332bb3b9600e
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Daniel Kraft <d@domob.eu>
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diff
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|
1158 is_persistent (sr.is_persistent ()) |
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diff
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|
1159 { } |
84122fb29c75
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|
1160 |
84122fb29c75
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diff
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|
1161 void display_line (std::ostream& os, |
10315
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untabify src C++ source files
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|
1162 const std::list<whos_parameter>& params) const |
593 | 1163 { |
9704
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whos: kluge fix to get size right for objects
John W. Eaton <jwe@octave.org>
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|
1164 std::string dims_str = get_dims_str (varval); |
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diff
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|
1165 |
84122fb29c75
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diff
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|
1166 std::list<whos_parameter>::const_iterator i = params.begin (); |
84122fb29c75
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diff
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|
1167 |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
1168 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
1169 |
7586
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diff
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|
1170 while (i != params.end ()) |
10315
57a59eae83cc
untabify src C++ source files
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diff
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|
1171 { |
57a59eae83cc
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|
1172 whos_parameter param = *i; |
7586
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diff
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|
1173 |
10315
57a59eae83cc
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diff
changeset
|
1174 if (param.command != '\0') |
57a59eae83cc
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diff
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|
1175 { |
57a59eae83cc
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|
1176 // Do the actual printing. |
7586
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diff
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|
1177 |
10315
57a59eae83cc
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diff
changeset
|
1178 switch (param.modifier) |
57a59eae83cc
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diff
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|
1179 { |
57a59eae83cc
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diff
changeset
|
1180 case 'l': |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1181 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1182 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1183 break; |
7586
84122fb29c75
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7531
diff
changeset
|
1184 |
10315
57a59eae83cc
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diff
changeset
|
1185 case 'r': |
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diff
changeset
|
1186 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1187 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1188 break; |
7586
84122fb29c75
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1189 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1190 case 'c': |
57a59eae83cc
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diff
changeset
|
1191 if (param.command == 's') |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1192 { |
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1193 int front = param.first_parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1194 - dims_str.find ('x'); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1195 int back = param.parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1196 - dims_str.length () |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1197 - front; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1198 front = (front > 0) ? front : 0; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1199 back = (back > 0) ? back : 0; |
7586
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whos: handle index expressions
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7531
diff
changeset
|
1200 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1201 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1202 << std::setw (front) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1203 << "" |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1204 << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1205 << dims_str |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1206 << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1207 << std::setw (back) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1208 << "" |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1209 << std::resetiosflags (std::ios::left); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1210 } |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1211 else |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1212 { |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1213 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1214 << std::setw (param.parameter_length); |
57a59eae83cc
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John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1215 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1216 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1217 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1218 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1219 error ("whos_line_format: modifier '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1220 param.modifier); |
7586
84122fb29c75
whos: handle index expressions
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diff
changeset
|
1221 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1222 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1223 << std::setw (param.parameter_length); |
57a59eae83cc
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10160
diff
changeset
|
1224 } |
7586
84122fb29c75
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diff
changeset
|
1225 |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1226 switch (param.command) |
57a59eae83cc
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10160
diff
changeset
|
1227 { |
57a59eae83cc
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10160
diff
changeset
|
1228 case 'a': |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1229 { |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1230 char tmp[6]; |
7586
84122fb29c75
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diff
changeset
|
1231 |
10315
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untabify src C++ source files
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changeset
|
1232 tmp[0] = (is_automatic ? 'a' : ' '); |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1233 tmp[1] = (is_complex ? 'c' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
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diff
changeset
|
1234 tmp[2] = (is_formal ? 'f' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1235 tmp[3] = (is_global ? 'g' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1236 tmp[4] = (is_persistent ? 'p' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
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12632
diff
changeset
|
1237 tmp[5] = 0; |
7586
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diff
changeset
|
1238 |
10315
57a59eae83cc
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diff
changeset
|
1239 os << tmp; |
57a59eae83cc
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diff
changeset
|
1240 } |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1241 break; |
7586
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7531
diff
changeset
|
1242 |
10315
57a59eae83cc
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diff
changeset
|
1243 case 'b': |
57a59eae83cc
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changeset
|
1244 os << varval.byte_size (); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1245 break; |
7586
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7531
diff
changeset
|
1246 |
10315
57a59eae83cc
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diff
changeset
|
1247 case 'c': |
57a59eae83cc
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diff
changeset
|
1248 os << varval.class_name (); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1249 break; |
7586
84122fb29c75
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7531
diff
changeset
|
1250 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1251 case 'e': |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1252 os << varval.numel (); |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1253 break; |
7586
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7531
diff
changeset
|
1254 |
10315
57a59eae83cc
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10160
diff
changeset
|
1255 case 'n': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1256 os << name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1257 break; |
7586
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7531
diff
changeset
|
1258 |
10315
57a59eae83cc
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1259 case 's': |
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1260 if (param.modifier != 'c') |
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1261 os << dims_str; |
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1262 break; |
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|
1263 |
10315
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|
1264 case 't': |
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|
1265 os << varval.type_name (); |
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|
1266 break; |
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|
1267 |
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|
1268 default: |
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use ' instead of ` in error messages, warnings and most comments
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|
1269 error ("whos_line_format: command '%c' unknown", |
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|
1270 param.command); |
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1271 } |
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1272 |
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1273 os << std::resetiosflags (std::ios::left) |
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1274 << std::resetiosflags (std::ios::right); |
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1275 i++; |
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|
1276 } |
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1277 else |
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|
1278 { |
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|
1279 os << param.text; |
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|
1280 i++; |
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1281 } |
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1282 } |
593 | 1283 } |
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1284 |
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|
1285 std::string name; |
12651
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interpreter: Add new attribute 'complex' in whos (bug #32053)
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|
1286 octave_value varval; |
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|
1287 bool is_automatic; |
12651
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|
1288 bool is_complex; |
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|
1289 bool is_formal; |
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|
1290 bool is_global; |
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|
1291 bool is_persistent; |
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|
1292 }; |
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|
1293 |
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|
1294 public: |
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1295 symbol_info_list (void) : lst () { } |
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|
1296 |
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1297 symbol_info_list (const symbol_info_list& sil) : lst (sil.lst) { } |
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|
1298 |
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|
1299 symbol_info_list& operator = (const symbol_info_list& sil) |
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|
1300 { |
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|
1301 if (this != &sil) |
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|
1302 lst = sil.lst; |
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|
1303 |
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|
1304 return *this; |
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|
1305 } |
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|
1306 |
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|
1307 ~symbol_info_list (void) { } |
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|
1308 |
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1309 void append (const symbol_table::symbol_record& sr) |
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|
1310 { |
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|
1311 lst.push_back (symbol_info (sr)); |
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|
1312 } |
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|
1313 |
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|
1314 void append (const symbol_table::symbol_record& sr, |
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|
1315 const std::string& expr_str, |
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|
1316 const octave_value& expr_val) |
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|
1317 { |
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|
1318 lst.push_back (symbol_info (sr, expr_str, expr_val)); |
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|
1319 } |
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|
1320 |
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|
1321 size_t size (void) const { return lst.size (); } |
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|
1322 |
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|
1323 bool empty (void) const { return lst.empty (); } |
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1324 |
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|
1325 octave_map |
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|
1326 map_value (const std::string& caller_function_name, int nesting_level) const |
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|
1327 { |
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|
1328 size_t len = lst.size (); |
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|
1329 |
9732
b4fdfee405b5
remove ArrayN<T> + fix nonhom. diag-scalar ops
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
1330 Cell name_info (len, 1); |
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|
1331 Cell size_info (len, 1); |
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|
1332 Cell bytes_info (len, 1); |
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|
1333 Cell class_info (len, 1); |
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|
1334 Cell global_info (len, 1); |
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|
1335 Cell sparse_info (len, 1); |
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|
1336 Cell complex_info (len, 1); |
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|
1337 Cell nesting_info (len, 1); |
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|
1338 Cell persistent_info (len, 1); |
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1339 |
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1340 std::list<symbol_info>::const_iterator p = lst.begin (); |
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1341 |
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1342 for (size_t j = 0; j < len; j++) |
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1343 { |
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|
1344 const symbol_info& si = *p++; |
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|
1345 |
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John W. Eaton <jwe@octave.org>
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|
1346 octave_scalar_map ni; |
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1347 |
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1348 ni.assign ("function", caller_function_name); |
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|
1349 ni.assign ("level", nesting_level); |
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1350 |
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1351 name_info(j) = si.name; |
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1352 global_info(j) = si.is_global; |
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1353 persistent_info(j) = si.is_persistent; |
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1354 |
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1355 octave_value val = si.varval; |
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1356 |
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1357 size_info(j) = val.size (); |
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1358 bytes_info(j) = val.byte_size (); |
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1359 class_info(j) = val.class_name (); |
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1360 sparse_info(j) = val.is_sparse_type (); |
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1361 complex_info(j) = val.is_complex_type (); |
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|
1362 nesting_info(j) = ni; |
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1363 } |
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|
1364 |
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|
1365 octave_map info; |
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1366 |
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1367 info.assign ("name", name_info); |
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1368 info.assign ("size", size_info); |
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|
1369 info.assign ("bytes", bytes_info); |
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|
1370 info.assign ("class", class_info); |
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|
1371 info.assign ("global", global_info); |
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|
1372 info.assign ("sparse", sparse_info); |
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|
1373 info.assign ("complex", complex_info); |
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|
1374 info.assign ("nesting", nesting_info); |
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|
1375 info.assign ("persistent", persistent_info); |
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|
1376 |
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|
1377 return info; |
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|
1378 } |
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|
1379 |
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|
1380 void display (std::ostream& os) |
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|
1381 { |
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|
1382 if (! lst.empty ()) |
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|
1383 { |
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|
1384 size_t bytes = 0; |
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|
1385 size_t elements = 0; |
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1386 |
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1387 std::list<whos_parameter> params = parse_whos_line_format (); |
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1388 |
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1389 print_descriptor (os, params); |
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1390 |
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1391 octave_stdout << "\n"; |
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1392 |
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1393 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1394 p != lst.end (); p++) |
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1395 { |
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1396 p->display_line (os, params); |
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1397 |
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1398 octave_value val = p->varval; |
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1399 |
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1400 elements += val.numel (); |
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1401 bytes += val.byte_size (); |
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1402 } |
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1403 |
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1404 os << "\nTotal is " << elements |
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1405 << (elements == 1 ? " element" : " elements") |
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1406 << " using " << bytes << (bytes == 1 ? " byte" : " bytes") |
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1407 << "\n"; |
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1408 } |
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1409 } |
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1410 |
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1411 // Parse the string whos_line_format, and return a parameter list, |
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1412 // containing all information needed to print the given |
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1413 // attributes of the symbols. |
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1414 std::list<whos_parameter> parse_whos_line_format (void) |
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1415 { |
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1416 int idx; |
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1417 size_t format_len = Vwhos_line_format.length (); |
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1418 char garbage; |
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1419 std::list<whos_parameter> params; |
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1420 |
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1421 size_t bytes1; |
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1422 int elements1; |
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1423 |
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1424 std::string param_string = "abcenst"; |
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1425 Array<int> param_length (dim_vector (param_string.length (), 1)); |
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1426 Array<std::string> param_names (dim_vector (param_string.length (), 1)); |
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1427 size_t pos_a, pos_b, pos_c, pos_e, pos_n, pos_s, pos_t; |
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1428 |
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1429 pos_a = param_string.find ('a'); // Attributes |
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1430 pos_b = param_string.find ('b'); // Bytes |
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1431 pos_c = param_string.find ('c'); // Class |
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1432 pos_e = param_string.find ('e'); // Elements |
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1433 pos_n = param_string.find ('n'); // Name |
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1434 pos_s = param_string.find ('s'); // Size |
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1435 pos_t = param_string.find ('t'); // Type |
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1436 |
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1437 param_names(pos_a) = "Attr"; |
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1438 param_names(pos_b) = "Bytes"; |
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1439 param_names(pos_c) = "Class"; |
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1440 param_names(pos_e) = "Elements"; |
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1441 param_names(pos_n) = "Name"; |
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1442 param_names(pos_s) = "Size"; |
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1443 param_names(pos_t) = "Type"; |
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1444 |
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1445 for (size_t i = 0; i < param_string.length (); i++) |
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1446 param_length(i) = param_names(i).length (); |
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1447 |
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1448 // The attribute column needs size 5. |
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1449 param_length(pos_a) = 5; |
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1450 |
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1451 // Calculating necessary spacing for name column, |
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1452 // bytes column, elements column and class column |
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1453 |
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1454 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1455 p != lst.end (); p++) |
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1456 { |
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1457 std::stringstream ss1, ss2; |
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1458 std::string str; |
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1459 |
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1460 str = p->name; |
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1461 param_length(pos_n) = ((str.length () |
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1462 > static_cast<size_t> (param_length(pos_n))) |
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1463 ? str.length () : param_length(pos_n)); |
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1464 |
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1465 octave_value val = p->varval; |
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1466 |
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1467 str = val.type_name (); |
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1468 param_length(pos_t) = ((str.length () |
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1469 > static_cast<size_t> (param_length(pos_t))) |
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1470 ? str.length () : param_length(pos_t)); |
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1471 |
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1472 elements1 = val.numel (); |
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1473 ss1 << elements1; |
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1474 str = ss1.str (); |
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1475 param_length(pos_e) = ((str.length () |
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1476 > static_cast<size_t> (param_length(pos_e))) |
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1477 ? str.length () : param_length(pos_e)); |
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1478 |
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1479 bytes1 = val.byte_size (); |
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1480 ss2 << bytes1; |
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1481 str = ss2.str (); |
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1482 param_length(pos_b) = ((str.length () |
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1483 > static_cast<size_t> (param_length(pos_b))) |
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1484 ? str.length () : param_length (pos_b)); |
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1485 } |
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1486 |
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1487 idx = 0; |
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1488 while (static_cast<size_t> (idx) < format_len) |
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1489 { |
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1490 whos_parameter param; |
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1491 param.command = '\0'; |
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1492 |
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1493 if (Vwhos_line_format[idx] == '%') |
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1494 { |
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1495 bool error_encountered = false; |
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1496 param.modifier = 'r'; |
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1497 param.parameter_length = 0; |
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1498 |
18100
6a71e5030df5
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|
1499 int a = 0; |
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1500 int b = -1; |
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1501 int balance = 1; |
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1502 unsigned int items; |
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1503 size_t pos; |
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1504 std::string cmd; |
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1505 |
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1506 // Parse one command from whos_line_format |
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1507 cmd = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
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|
1508 pos = cmd.find (';'); |
21224
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Rik <rik@octave.org>
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|
1509 if (pos == std::string::npos) |
10315
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|
1510 error ("parameter without ; in whos_line_format"); |
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|
1511 |
21224
2e64b5899d1f
maint: invert if/else/error pattern in variables.cc
Rik <rik@octave.org>
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|
1512 cmd = cmd.substr (0, pos+1); |
2e64b5899d1f
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Rik <rik@octave.org>
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|
1513 |
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|
1514 idx += cmd.length (); |
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|
1515 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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|
1516 // FIXME: use iostream functions instead of sscanf! |
7586
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1517 |
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1518 if (cmd.find_first_of ("crl") != 1) |
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1519 items = sscanf (cmd.c_str (), "%c%c:%d:%d:%d;", |
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1520 &garbage, ¶m.command, &a, &b, &balance); |
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1521 else |
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1522 items = sscanf (cmd.c_str (), "%c%c%c:%d:%d:%d;", |
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1523 &garbage, ¶m.modifier, ¶m.command, |
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1524 &a, &b, &balance) - 1; |
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|
1525 |
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1526 if (items < 2) |
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eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
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diff
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|
1527 error ("whos_line_format: parameter structure without command in whos_line_format"); |
7586
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|
1528 |
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|
1529 // Insert data into parameter |
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1530 param.first_parameter_length = 0; |
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|
1531 pos = param_string.find (param.command); |
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Rik <rik@octave.org>
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|
1532 if (pos == std::string::npos) |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1533 error ("whos_line_format: '%c' is not a command", param.command); |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1534 |
2e64b5899d1f
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Rik <rik@octave.org>
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|
1535 param.parameter_length = param_length(pos); |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1536 param.text = param_names(pos); |
2e64b5899d1f
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|
1537 param.line.assign (param_names(pos).length (), '='); |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1538 |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1539 param.parameter_length = (a > param.parameter_length |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1540 ? a : param.parameter_length); |
2e64b5899d1f
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Rik <rik@octave.org>
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diff
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|
1541 if (param.command == 's' && param.modifier == 'c' && b > 0) |
2e64b5899d1f
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Rik <rik@octave.org>
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|
1542 param.first_parameter_length = b; |
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|
1543 |
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1544 if (param.command == 's') |
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|
1545 { |
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1546 // Have to calculate space needed for printing |
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1547 // matrix dimensions Space needed for Size column is |
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|
1548 // hard to determine in prior, because it depends on |
21751
b571fc85953f
maint: Use two spaces after period to indicate sentence break.
Rik <rik@octave.org>
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21743
diff
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|
1549 // dimensions to be shown. That is why it is |
10315
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1550 // recalculated for each Size-command int first, |
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1551 // rest = 0, total; |
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|
1552 int rest = 0; |
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|
1553 int first = param.first_parameter_length; |
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1554 int total = param.parameter_length; |
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|
1555 |
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1556 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
57a59eae83cc
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1557 p != lst.end (); p++) |
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|
1558 { |
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1559 octave_value val = p->varval; |
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1560 std::string dims_str = get_dims_str (val); |
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1561 int first1 = dims_str.find ('x'); |
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1562 int total1 = dims_str.length (); |
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1563 int rest1 = total1 - first1; |
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|
1564 rest = (rest1 > rest ? rest1 : rest); |
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|
1565 first = (first1 > first ? first1 : first); |
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|
1566 total = (total1 > total ? total1 : total); |
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|
1567 } |
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|
1568 |
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|
1569 if (param.modifier == 'c') |
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|
1570 { |
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|
1571 if (first < balance) |
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|
1572 first += balance - first; |
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|
1573 if (rest + balance < param.parameter_length) |
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|
1574 rest += param.parameter_length - rest - balance; |
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|
1575 |
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|
1576 param.parameter_length = first + rest; |
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|
1577 param.first_parameter_length = first; |
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|
1578 param.balance = balance; |
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|
1579 } |
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|
1580 else |
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|
1581 { |
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|
1582 param.parameter_length = total; |
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|
1583 param.first_parameter_length = 0; |
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|
1584 } |
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|
1585 } |
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|
1586 else if (param.modifier == 'c') |
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eliminate return statements after calls to error
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|
1587 error ("whos_line_format: modifier 'c' not available for command '%c'", |
35241c4b696c
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|
1588 param.command); |
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|
1589 |
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|
1590 // What happens if whos_line_format contains negative numbers |
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1591 // at param_length positions? |
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1592 param.balance = (b < 0 ? 0 : param.balance); |
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1593 param.first_parameter_length = (b < 0 ? 0 : |
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|
1594 param.first_parameter_length); |
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|
1595 param.parameter_length = (a < 0 |
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1596 ? 0 |
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1597 : (param.parameter_length |
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1598 < param_length(pos_s) |
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1599 ? param_length(pos_s) |
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1600 : param.parameter_length)); |
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|
1601 |
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1602 // Parameter will not be pushed into parameter list if ... |
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1603 if (! error_encountered) |
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1604 params.push_back (param); |
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|
1605 } |
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|
1606 else |
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1607 { |
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1608 // Text string, to be printed as it is ... |
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|
1609 std::string text; |
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|
1610 size_t pos; |
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1611 text = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
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1612 pos = text.find ('%'); |
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1613 if (pos != std::string::npos) |
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1614 text = text.substr (0, pos); |
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1615 |
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1616 // Push parameter into list ... |
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|
1617 idx += text.length (); |
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|
1618 param.text=text; |
14846
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|
1619 param.line.assign (text.length (), ' '); |
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1620 params.push_back (param); |
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1621 } |
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|
1622 } |
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|
1623 |
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|
1624 return params; |
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|
1625 } |
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|
1626 |
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|
1627 private: |
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|
1628 std::list<symbol_info> lst; |
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changeset
|
1629 |
84122fb29c75
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1630 }; |
5659 | 1631 |
4435 | 1632 static octave_value |
7336 | 1633 do_who (int argc, const string_vector& argv, bool return_list, |
21017
93748bcaec17
maint: Replace emtpy 'std::string ()' calls with "".
Rik <rik@octave.org>
parents:
20957
diff
changeset
|
1634 bool verbose = false, std::string msg = "") |
529 | 1635 { |
4435 | 1636 octave_value retval; |
529 | 1637 |
3523 | 1638 std::string my_name = argv[0]; |
584 | 1639 |
7336 | 1640 bool global_only = false; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1641 bool have_regexp = false; |
7336 | 1642 |
1857 | 1643 int i; |
1644 for (i = 1; i < argc; i++) | |
529 | 1645 { |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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diff
changeset
|
1646 if (argv[i] == "-file") |
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1647 { |
17861
870f3e12e163
maint: Use phrase "FIXME:" for problem areas in code.
Rik <rik@octave.org>
parents:
17818
diff
changeset
|
1648 // FIXME: This is an inefficient manner to implement this as the |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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changeset
|
1649 // variables are loaded in to a temporary context and then treated. |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1650 // It would be better to refecat symbol_info_list to not store the |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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changeset
|
1651 // symbol records and then use it in load-save.cc (do_load) to |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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11558
diff
changeset
|
1652 // implement this option there so that the variables are never |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1653 // stored at all. |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1654 if (i == argc - 1) |
20713
2469d78a1d8b
Consistently use 'filename' rather than 'file name' throughout code base.
Rik <rik@octave.org>
parents:
20711
diff
changeset
|
1655 error ("whos: -file argument must be followed by a filename"); |
21055
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1656 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1657 std::string nm = argv[i + 1]; |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1658 |
21743
f4d7d0eb5b0c
use namespace for unwind_protect class
John W. Eaton <jwe@octave.org>
parents:
21736
diff
changeset
|
1659 octave::unwind_protect frame; |
21055
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1660 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1661 // Set up temporary scope. |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
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21017
diff
changeset
|
1662 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1663 symbol_table::scope_id tmp_scope = symbol_table::alloc_scope (); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1664 frame.add_fcn (symbol_table::erase_scope, tmp_scope); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1665 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1666 symbol_table::set_scope (tmp_scope); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1667 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1668 octave_call_stack::push (tmp_scope, 0); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1669 frame.add_fcn (octave_call_stack::pop); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1670 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1671 frame.add_fcn (symbol_table::clear_variables); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1672 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1673 feval ("load", octave_value (nm), 0); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1674 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1675 std::string newmsg = std::string ("Variables in the file ") |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22333
diff
changeset
|
1676 + nm + ":\n\n"; |
21055
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
1677 |
21568
3d60ed163b70
maint: Eliminate bad spacing around '='.
Rik <rik@octave.org>
parents:
21547
diff
changeset
|
1678 retval = do_who (i, argv, return_list, verbose, newmsg); |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1679 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1680 return retval; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1681 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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7761
diff
changeset
|
1682 else if (argv[i] == "-regexp") |
10315
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untabify src C++ source files
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diff
changeset
|
1683 have_regexp = true; |
7336 | 1684 else if (argv[i] == "global") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1685 global_only = true; |
1755 | 1686 else if (argv[i][0] == '-') |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1687 warning ("%s: unrecognized option '%s'", my_name.c_str (), |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1688 argv[i].c_str ()); |
529 | 1689 else |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1690 break; |
529 | 1691 } |
1692 | |
7336 | 1693 int npats = argc - i; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1694 string_vector pats; |
7336 | 1695 if (npats > 0) |
3248 | 1696 { |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1697 pats.resize (npats); |
7336 | 1698 for (int j = 0; j < npats; j++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1699 pats[j] = argv[i+j]; |
3248 | 1700 } |
7336 | 1701 else |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1702 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1703 pats.resize (++npats); |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1704 pats[0] = "*"; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1705 } |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1706 |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1707 symbol_info_list symbol_stats; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1708 std::list<std::string> symbol_names; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1709 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1710 for (int j = 0; j < npats; j++) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1711 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1712 std::string pat = pats[j]; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1713 |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1714 if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1715 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1716 std::list<symbol_table::symbol_record> tmp = global_only |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1717 ? symbol_table::regexp_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1718 : symbol_table::regexp_variables (pat); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1719 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1720 for (std::list<symbol_table::symbol_record>::const_iterator |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1721 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1722 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1723 if (p->is_variable ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1724 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1725 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1726 symbol_stats.append (*p); |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1727 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1728 symbol_names.push_back (p->name ()); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1729 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1730 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1731 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1732 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1733 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1734 size_t pos = pat.find_first_of (".({"); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1735 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1736 if (pos != std::string::npos && pos > 0) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1737 { |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1738 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1739 { |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1740 // NOTE: we can only display information for |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1741 // expressions based on global values if the variable is |
57a59eae83cc
untabify src C++ source files
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parents:
10160
diff
changeset
|
1742 // global in the current scope because we currently have |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1743 // no way of looking up the base value in the global |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1744 // scope and then evaluating the arguments in the |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1745 // current scope. |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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diff
changeset
|
1746 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1747 std::string base_name = pat.substr (0, pos); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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7761
diff
changeset
|
1748 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1749 if (symbol_table::is_variable (base_name)) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1750 { |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1751 symbol_table::symbol_record sr |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1752 = symbol_table::find_symbol (base_name); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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7761
diff
changeset
|
1753 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1754 if (! global_only || sr.is_global ()) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1755 { |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1756 int parse_status; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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7761
diff
changeset
|
1757 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1758 octave_value expr_val |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1759 = eval_string (pat, true, parse_status); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1760 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1761 symbol_stats.append (sr, pat, expr_val); |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1762 } |
57a59eae83cc
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diff
changeset
|
1763 } |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1764 } |
57a59eae83cc
untabify src C++ source files
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changeset
|
1765 } |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1766 else |
57a59eae83cc
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diff
changeset
|
1767 { |
57a59eae83cc
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diff
changeset
|
1768 std::list<symbol_table::symbol_record> tmp = global_only |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1769 ? symbol_table::glob_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1770 : symbol_table::glob_variables (pat); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1771 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1772 for (std::list<symbol_table::symbol_record>::const_iterator |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1773 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1774 { |
9260
9c2349a51218
properly unmark forced variables
John W. Eaton <jwe@octave.org>
parents:
9250
diff
changeset
|
1775 if (p->is_variable ()) |
9250
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1776 { |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1777 if (verbose) |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1778 symbol_stats.append (*p); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1779 else |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1780 symbol_names.push_back (p->name ()); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1781 } |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1782 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1783 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1784 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1785 } |
529 | 1786 |
4435 | 1787 if (return_list) |
529 | 1788 { |
7336 | 1789 if (verbose) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1790 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1791 std::string caller_function_name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1792 octave_function *caller = octave_call_stack::caller (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1793 if (caller) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1794 caller_function_name = caller->name (); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1795 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1796 retval = symbol_stats.map_value (caller_function_name, 1); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1797 } |
4435 | 1798 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1799 retval = Cell (string_vector (symbol_names)); |
529 | 1800 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1801 else if (! (symbol_stats.empty () && symbol_names.empty ())) |
529 | 1802 { |
21885
0806871e3e1e
maint: Prefer is_empty() rather than "length () == 0".
Rik <rik@octave.org>
parents:
21751
diff
changeset
|
1803 if (msg.empty ()) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1804 if (global_only) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1805 octave_stdout << "Global variables:\n\n"; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1806 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1807 octave_stdout << "Variables in the current scope:\n\n"; |
7336 | 1808 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1809 octave_stdout << msg; |
7336 | 1810 |
1811 if (verbose) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1812 symbol_stats.display (octave_stdout); |
7336 | 1813 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1814 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1815 string_vector names (symbol_names); |
7336 | 1816 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1817 names.list_in_columns (octave_stdout); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1818 } |
4435 | 1819 |
7336 | 1820 octave_stdout << "\n"; |
529 | 1821 } |
1822 | |
581 | 1823 return retval; |
1824 } | |
1825 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
parents:
8677
diff
changeset
|
1826 DEFUN (who, args, nargout, |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1827 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1828 @deftypefn {} {} who |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1829 @deftypefnx {} {} who pattern @dots{} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1830 @deftypefnx {} {} who option pattern @dots{} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1831 @deftypefnx {} {C =} who ("pattern", @dots{}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1832 List currently defined variables matching the given patterns. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1833 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1834 Valid pattern syntax is the same as described for the @code{clear} command. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1835 If no patterns are supplied, all variables are listed. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1836 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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21885
diff
changeset
|
1837 By default, only variables visible in the local scope are displayed. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
1838 |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1839 The following are valid options, but may not be combined. |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1840 |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1841 @table @code |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
1842 @item global |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
1843 List variables in the global scope rather than the current scope. |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
1844 |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
1845 @item -regexp |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1846 The patterns are considered to be regular expressions when matching the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1847 variables to display. The same pattern syntax accepted by the @code{regexp} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1848 function is used. |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1849 |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1850 @item -file |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1851 The next argument is treated as a filename. All variables found within the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1852 specified file are listed. No patterns are accepted when reading variables |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1853 from a file. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1854 @end table |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
1855 |
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move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
1856 If called as a function, return a cell array of defined variable names |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1857 matching the given patterns. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1858 @seealso{whos, isglobal, isvarname, exist, regexp} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21885
diff
changeset
|
1859 @end deftypefn */) |
581 | 1860 { |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
1861 int argc = args.length () + 1; |
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20769
diff
changeset
|
1862 |
c349d4c91ce2
eliminate return statements after calls to print_usage
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parents:
20769
diff
changeset
|
1863 string_vector argv = args.make_argv ("who"); |
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1864 |
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
1865 return do_who (argc, argv, nargout == 1); |
529 | 1866 } |
1867 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
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8677
diff
changeset
|
1868 DEFUN (whos, args, nargout, |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
1869 doc: /* -*- texinfo -*- |
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move docstrings in C++ files out of C strings and into comments
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changeset
|
1870 @deftypefn {} {} whos |
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move docstrings in C++ files out of C strings and into comments
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|
1871 @deftypefnx {} {} whos pattern @dots{} |
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move docstrings in C++ files out of C strings and into comments
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|
1872 @deftypefnx {} {} whos option pattern @dots{} |
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move docstrings in C++ files out of C strings and into comments
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|
1873 @deftypefnx {} {S =} whos ("pattern", @dots{}) |
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move docstrings in C++ files out of C strings and into comments
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|
1874 Provide detailed information on currently defined variables matching the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1875 given patterns. |
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|
1876 |
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|
1877 Options and pattern syntax are the same as for the @code{who} command. |
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1878 |
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|
1879 Extended information about each variable is summarized in a table with the |
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|
1880 following default entries. |
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|
1881 |
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1882 @table @asis |
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1883 @item Attr |
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1884 Attributes of the listed variable. Possible attributes are: |
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1885 |
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1886 @table @asis |
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1887 @item blank |
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1888 Variable in local scope |
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|
1889 |
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|
1890 @item @code{a} |
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move docstrings in C++ files out of C strings and into comments
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|
1891 Automatic variable. An automatic variable is one created by the |
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|
1892 interpreter, for example @code{argn}. |
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|
1893 |
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|
1894 @item @code{c} |
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|
1895 Variable of complex type. |
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|
1896 |
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|
1897 @item @code{f} |
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|
1898 Formal parameter (function argument). |
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|
1899 |
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|
1900 @item @code{g} |
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|
1901 Variable with global scope. |
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|
1902 |
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|
1903 @item @code{p} |
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|
1904 Persistent variable. |
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move docstrings in C++ files out of C strings and into comments
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|
1905 @end table |
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|
1906 |
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|
1907 @item Name |
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move docstrings in C++ files out of C strings and into comments
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|
1908 The name of the variable. |
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1909 |
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1910 @item Size |
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1911 The logical size of the variable. A scalar is 1x1, a vector is |
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1912 @nospell{1xN} or @nospell{Nx1}, a 2-D matrix is @nospell{MxN}. |
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1913 |
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1914 @item Bytes |
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1915 The amount of memory currently used to store the variable. |
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1916 |
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1917 @item Class |
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1918 The class of the variable. Examples include double, single, char, uint16, |
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1919 cell, and struct. |
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1920 @end table |
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1921 |
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1922 The table can be customized to display more or less information through |
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1923 the function @code{whos_line_format}. |
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1924 |
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1925 If @code{whos} is called as a function, return a struct array of defined |
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1926 variable names matching the given patterns. Fields in the structure |
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1927 describing each variable are: name, size, bytes, class, global, sparse, |
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1928 complex, nesting, persistent. |
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1929 @seealso{who, whos_line_format} |
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1930 @end deftypefn */) |
581 | 1931 { |
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1932 int argc = args.length () + 1; |
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1933 |
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1934 string_vector argv = args.make_argv ("whos"); |
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1935 |
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1936 return do_who (argc, argv, nargout == 1, true); |
581 | 1937 } |
1938 | |
593 | 1939 // Defining variables. |
1940 | |
1162 | 1941 void |
2856 | 1942 bind_ans (const octave_value& val, bool print) |
1162 | 1943 { |
7336 | 1944 static std::string ans = "ans"; |
1162 | 1945 |
2978 | 1946 if (val.is_defined ()) |
1947 { | |
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1948 if (val.is_cs_list ()) |
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1949 { |
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1950 octave_value_list lst = val.list_value (); |
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1951 |
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1952 for (octave_idx_type i = 0; i < lst.length (); i++) |
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1953 bind_ans (lst(i), print); |
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1954 } |
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1955 else |
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1956 { |
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1957 symbol_table::force_assign (ans, val); |
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1958 |
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1959 if (print) |
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1960 val.print_with_name (octave_stdout, ans); |
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1961 } |
2978 | 1962 } |
1162 | 1963 } |
1964 | |
593 | 1965 void |
5794 | 1966 bind_internal_variable (const std::string& fname, const octave_value& val) |
593 | 1967 { |
5794 | 1968 octave_value_list args; |
1969 | |
1970 args(0) = val; | |
1971 | |
1972 feval (fname, args, 0); | |
529 | 1973 } |
1974 | |
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1975 void |
7336 | 1976 mlock (void) |
4319 | 1977 { |
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1978 octave_function *fcn = octave_call_stack::current (); |
7336 | 1979 |
21224
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1980 if (! fcn) |
7336 | 1981 error ("mlock: invalid use outside a function"); |
21224
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1982 |
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1983 fcn->lock (); |
4319 | 1984 } |
1985 | |
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1986 void |
4319 | 1987 munlock (const std::string& nm) |
1988 { | |
7336 | 1989 octave_value val = symbol_table::find_function (nm); |
1990 | |
1991 if (val.is_defined ()) | |
1992 { | |
1993 octave_function *fcn = val.function_value (); | |
1994 | |
1995 if (fcn) | |
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1996 fcn->unlock (); |
7336 | 1997 } |
4319 | 1998 } |
1999 | |
2000 bool | |
2001 mislocked (const std::string& nm) | |
2002 { | |
7336 | 2003 bool retval = false; |
2004 | |
2005 octave_value val = symbol_table::find_function (nm); | |
2006 | |
2007 if (val.is_defined ()) | |
2008 { | |
2009 octave_function *fcn = val.function_value (); | |
2010 | |
2011 if (fcn) | |
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2012 retval = fcn->islocked (); |
7336 | 2013 } |
2014 | |
2015 return retval; | |
4319 | 2016 } |
2017 | |
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2018 DEFUN (mlock, args, , |
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2019 doc: /* -*- texinfo -*- |
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2020 @deftypefn {} {} mlock () |
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2021 Lock the current function into memory so that it can't be cleared. |
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2022 @seealso{munlock, mislocked, persistent} |
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2023 @end deftypefn */) |
4319 | 2024 { |
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2025 if (args.length () != 0) |
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2026 print_usage (); |
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2027 |
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2028 octave_function *fcn = octave_call_stack::caller (); |
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2029 |
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|
2030 if (! fcn) |
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2031 error ("mlock: invalid use outside a function"); |
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2032 |
20957
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maint: eliminate special cases of statements after error.
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|
2033 fcn->lock (); |
20939
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2034 |
20941
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|
2035 return ovl (); |
4319 | 2036 } |
2037 | |
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2038 DEFUN (munlock, args, , |
21966
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2039 doc: /* -*- texinfo -*- |
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2040 @deftypefn {} {} munlock () |
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2041 @deftypefnx {} {} munlock (@var{fcn}) |
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2042 Unlock the named function @var{fcn}. |
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2043 |
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2044 If no function is named then unlock the current function. |
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2045 @seealso{mlock, mislocked, persistent} |
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2046 @end deftypefn */) |
4319 | 2047 { |
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2048 int nargin = args.length (); |
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2049 |
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2050 if (nargin > 1) |
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2051 print_usage (); |
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2052 |
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2053 if (nargin == 1) |
4319 | 2054 { |
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|
2055 std::string name = args(0).xstring_value ("munlock: FCN must be a string"); |
20581
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|
2056 |
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|
2057 munlock (name); |
4319 | 2058 } |
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2059 else |
4319 | 2060 { |
7336 | 2061 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2062 |
20939
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2063 if (! fcn) |
4319 | 2064 error ("munlock: invalid use outside a function"); |
20939
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2065 |
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|
2066 fcn->unlock (); |
4319 | 2067 } |
2068 | |
20941
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|
2069 return ovl (); |
4319 | 2070 } |
2071 | |
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2072 DEFUN (mislocked, args, , |
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2073 doc: /* -*- texinfo -*- |
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2074 @deftypefn {} {} mislocked () |
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2075 @deftypefnx {} {} mislocked (@var{fcn}) |
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2076 Return true if the named function @var{fcn} is locked. |
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2077 |
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2078 If no function is named then return true if the current function is locked. |
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2079 @seealso{mlock, munlock, persistent} |
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2080 @end deftypefn */) |
4319 | 2081 { |
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2082 int nargin = args.length (); |
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2083 |
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2084 if (nargin > 1) |
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|
2085 print_usage (); |
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2086 |
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2087 octave_value retval; |
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2088 |
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2089 if (nargin == 1) |
4319 | 2090 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
2091 std::string name = args(0).xstring_value ("mislocked: FCN must be a string"); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
2092 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
2093 retval = mislocked (name); |
4319 | 2094 } |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
2095 else |
4319 | 2096 { |
7336 | 2097 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2098 |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
2099 if (! fcn) |
4319 | 2100 error ("mislocked: invalid use outside a function"); |
20939
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
2101 |
b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20925
diff
changeset
|
2102 retval = fcn->islocked (); |
4319 | 2103 } |
2104 | |
2105 return retval; | |
2106 } | |
2107 | |
593 | 2108 // Deleting names from the symbol tables. |
2109 | |
3681 | 2110 static inline bool |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
2111 name_matches_any_pattern (const std::string& nm, const string_vector& argv, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2112 int argc, int idx, bool have_regexp = false) |
3681 | 2113 { |
2114 bool retval = false; | |
2115 | |
2116 for (int k = idx; k < argc; k++) | |
2117 { | |
2118 std::string patstr = argv[k]; | |
2119 if (! patstr.empty ()) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2120 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2121 if (have_regexp) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2122 { |
22333
2758af148ced
move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents:
22327
diff
changeset
|
2123 if (octave::regexp::is_match (patstr, nm)) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2124 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2125 retval = true; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2126 break; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2127 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2128 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2129 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2130 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2131 glob_match pattern (patstr); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2132 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2133 if (pattern.match (nm)) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2134 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2135 retval = true; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2136 break; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2137 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2138 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2139 } |
3681 | 2140 } |
2141 | |
2142 return retval; | |
2143 } | |
2144 | |
4009 | 2145 static inline void |
2146 maybe_warn_exclusive (bool exclusive) | |
2147 { | |
2148 if (exclusive) | |
2149 warning ("clear: ignoring --exclusive option"); | |
2150 } | |
2151 | |
7336 | 2152 static void |
4009 | 2153 do_clear_functions (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2154 bool exclusive = false) |
4009 | 2155 { |
2156 if (idx == argc) | |
7336 | 2157 symbol_table::clear_functions (); |
4009 | 2158 else |
2159 { | |
2160 if (exclusive) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2161 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2162 string_vector fcns = symbol_table::user_function_names (); |
4009 | 2163 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2164 int fcount = fcns.numel (); |
4009 | 2165 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2166 for (int i = 0; i < fcount; i++) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2167 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2168 std::string nm = fcns[i]; |
4009 | 2169 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2170 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2171 symbol_table::clear_function (nm); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2172 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2173 } |
4009 | 2174 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2175 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2176 while (idx < argc) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2177 symbol_table::clear_function_pattern (argv[idx++]); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2178 } |
4009 | 2179 } |
2180 } | |
2181 | |
7336 | 2182 static void |
4009 | 2183 do_clear_globals (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2184 bool exclusive = false) |
4009 | 2185 { |
2186 if (idx == argc) | |
7752
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2187 { |
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2188 string_vector gvars = symbol_table::global_variable_names (); |
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2189 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2190 int gcount = gvars.numel (); |
7752
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2191 |
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2192 for (int i = 0; i < gcount; i++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2193 symbol_table::clear_global (gvars[i]); |
7752
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2194 } |
4009 | 2195 else |
2196 { | |
2197 if (exclusive) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2198 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2199 string_vector gvars = symbol_table::global_variable_names (); |
4009 | 2200 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2201 int gcount = gvars.numel (); |
4009 | 2202 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2203 for (int i = 0; i < gcount; i++) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2204 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2205 std::string nm = gvars[i]; |
4009 | 2206 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2207 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2208 symbol_table::clear_global (nm); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2209 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2210 } |
4009 | 2211 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2212 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2213 while (idx < argc) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2214 symbol_table::clear_global_pattern (argv[idx++]); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2215 } |
4009 | 2216 } |
2217 } | |
2218 | |
7336 | 2219 static void |
4009 | 2220 do_clear_variables (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2221 bool exclusive = false, bool have_regexp = false) |
4009 | 2222 { |
2223 if (idx == argc) | |
7336 | 2224 symbol_table::clear_variables (); |
4009 | 2225 else |
2226 { | |
2227 if (exclusive) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2228 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2229 string_vector lvars = symbol_table::variable_names (); |
4009 | 2230 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2231 int lcount = lvars.numel (); |
4009 | 2232 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2233 for (int i = 0; i < lcount; i++) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2234 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2235 std::string nm = lvars[i]; |
4009 | 2236 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2237 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp)) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2238 symbol_table::clear_variable (nm); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2239 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2240 } |
4009 | 2241 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2242 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2243 if (have_regexp) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2244 while (idx < argc) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2245 symbol_table::clear_variable_regexp (argv[idx++]); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2246 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2247 while (idx < argc) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2248 symbol_table::clear_variable_pattern (argv[idx++]); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2249 } |
4009 | 2250 } |
2251 } | |
2252 | |
7336 | 2253 static void |
4009 | 2254 do_clear_symbols (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2255 bool exclusive = false) |
4009 | 2256 { |
2257 if (idx == argc) | |
7336 | 2258 symbol_table::clear_variables (); |
4009 | 2259 else |
2260 { | |
2261 if (exclusive) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2262 { |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2263 // FIXME: is this really what we want, or do we |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2264 // somehow want to only clear the functions that are not |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2265 // shadowed by local variables? It seems that would be a |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2266 // bit harder to do. |
4009 | 2267 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2268 do_clear_variables (argv, argc, idx, exclusive); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2269 do_clear_functions (argv, argc, idx, exclusive); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2270 } |
4009 | 2271 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2272 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2273 while (idx < argc) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2274 symbol_table::clear_symbol_pattern (argv[idx++]); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2275 } |
4009 | 2276 } |
2277 } | |
2278 | |
2279 static void | |
2280 do_matlab_compatible_clear (const string_vector& argv, int argc, int idx) | |
2281 { | |
2282 // This is supposed to be mostly Matlab compatible. | |
2283 | |
2284 for (; idx < argc; idx++) | |
2285 { | |
7336 | 2286 if (argv[idx] == "all" |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2287 && ! symbol_table::is_local_variable ("all")) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2288 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2289 symbol_table::clear_all (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2290 } |
7336 | 2291 else if (argv[idx] == "functions" |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2292 && ! symbol_table::is_local_variable ("functions")) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2293 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2294 do_clear_functions (argv, argc, ++idx); |
57a59eae83cc
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2295 } |
7336 | 2296 else if (argv[idx] == "global" |
10315
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|
2297 && ! symbol_table::is_local_variable ("global")) |
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|
2298 { |
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|
2299 do_clear_globals (argv, argc, ++idx); |
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diff
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|
2300 } |
7336 | 2301 else if (argv[idx] == "variables" |
10315
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untabify src C++ source files
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|
2302 && ! symbol_table::is_local_variable ("variables")) |
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|
2303 { |
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|
2304 symbol_table::clear_variables (); |
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diff
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|
2305 } |
9240
f27a8c07f0b2
clear -classes and support.
Robert T. Short <octave@phaselockedsystems.com>
parents:
9180
diff
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|
2306 else if (argv[idx] == "classes" |
10315
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untabify src C++ source files
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|
2307 && ! symbol_table::is_local_variable ("classes")) |
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|
2308 { |
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2309 symbol_table::clear_objects (); |
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untabify src C++ source files
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|
2310 octave_class::clear_exemplar_map (); |
18282
87381dbbe25e
Clear all var, functions, globals when clearing classes (bug #41229)
Rik <rik@octave.org>
parents:
18110
diff
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|
2311 symbol_table::clear_all (); |
10315
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|
2312 } |
4009 | 2313 else |
10315
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|
2314 { |
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|
2315 symbol_table::clear_symbol_pattern (argv[idx]); |
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untabify src C++ source files
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|
2316 } |
4009 | 2317 } |
2318 } | |
2319 | |
22197
e43d83253e28
refill multi-line macro definitions
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diff
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|
2320 #define CLEAR_OPTION_ERROR(cond) \ |
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refill multi-line macro definitions
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diff
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|
2321 do \ |
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22196
diff
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|
2322 { \ |
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diff
changeset
|
2323 if (cond) \ |
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refill multi-line macro definitions
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diff
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|
2324 print_usage (); \ |
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refill multi-line macro definitions
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diff
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|
2325 } \ |
4009 | 2326 while (0) |
2327 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
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diff
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|
2328 DEFUN (clear, args, , |
21966
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move docstrings in C++ files out of C strings and into comments
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|
2329 doc: /* -*- texinfo -*- |
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move docstrings in C++ files out of C strings and into comments
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2330 @deftypefn {} {} clear [options] pattern @dots{} |
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move docstrings in C++ files out of C strings and into comments
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2331 Delete the names matching the given patterns from the symbol table. |
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2332 |
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move docstrings in C++ files out of C strings and into comments
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2333 The pattern may contain the following special characters: |
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|
2334 |
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2335 @table @code |
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move docstrings in C++ files out of C strings and into comments
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2336 @item ? |
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move docstrings in C++ files out of C strings and into comments
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2337 Match any single character. |
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2338 |
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|
2339 @item * |
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move docstrings in C++ files out of C strings and into comments
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2340 Match zero or more characters. |
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2341 |
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|
2342 @item [ @var{list} ] |
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move docstrings in C++ files out of C strings and into comments
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|
2343 Match the list of characters specified by @var{list}. If the first |
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move docstrings in C++ files out of C strings and into comments
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2344 character is @code{!} or @code{^}, match all characters except those |
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move docstrings in C++ files out of C strings and into comments
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|
2345 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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2346 match all lowercase and uppercase alphabetic characters. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2347 @end table |
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|
2348 |
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|
2349 For example, the command |
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|
2350 |
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|
2351 @example |
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move docstrings in C++ files out of C strings and into comments
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|
2352 clear foo b*r |
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move docstrings in C++ files out of C strings and into comments
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|
2353 @end example |
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|
2354 |
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|
2355 @noindent |
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|
2356 clears the name @code{foo} and all names that begin with the letter |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2357 @code{b} and end with the letter @code{r}. |
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|
2358 |
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|
2359 If @code{clear} is called without any arguments, all user-defined |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2360 variables (local and global) are cleared from the symbol table. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2361 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2362 If @code{clear} is called with at least one argument, only the visible |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2363 names matching the arguments are cleared. For example, suppose you have |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2364 defined a function @code{foo}, and then hidden it by performing the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2365 assignment @code{foo = 2}. Executing the command @kbd{clear foo} once |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2366 will clear the variable definition and restore the definition of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2367 @code{foo} as a function. Executing @kbd{clear foo} a second time will |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2368 clear the function definition. |
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move docstrings in C++ files out of C strings and into comments
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|
2369 |
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move docstrings in C++ files out of C strings and into comments
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|
2370 The following options are available in both long and short form |
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|
2371 |
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|
2372 @table @code |
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move docstrings in C++ files out of C strings and into comments
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|
2373 @item -all, -a |
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move docstrings in C++ files out of C strings and into comments
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|
2374 Clear all local and global user-defined variables and all functions from the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2375 symbol table. |
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|
2376 |
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|
2377 @item -exclusive, -x |
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move docstrings in C++ files out of C strings and into comments
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|
2378 Clear the variables that don't match the following pattern. |
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|
2379 |
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|
2380 @item -functions, -f |
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move docstrings in C++ files out of C strings and into comments
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|
2381 Clear the function names and the built-in symbols names. |
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|
2382 |
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|
2383 @item -global, -g |
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move docstrings in C++ files out of C strings and into comments
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|
2384 Clear global symbol names. |
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|
2385 |
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move docstrings in C++ files out of C strings and into comments
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|
2386 @item -variables, -v |
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move docstrings in C++ files out of C strings and into comments
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|
2387 Clear local variable names. |
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|
2388 |
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|
2389 @item -classes, -c |
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move docstrings in C++ files out of C strings and into comments
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|
2390 Clears the class structure table and clears all objects. |
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|
2391 |
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|
2392 @item -regexp, -r |
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move docstrings in C++ files out of C strings and into comments
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|
2393 The arguments are treated as regular expressions as any variables that |
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move docstrings in C++ files out of C strings and into comments
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|
2394 match will be cleared. |
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move docstrings in C++ files out of C strings and into comments
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|
2395 @end table |
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|
2396 |
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|
2397 With the exception of @code{exclusive}, all long options can be used |
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|
2398 without the dash as well. |
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move docstrings in C++ files out of C strings and into comments
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|
2399 @seealso{who, whos, exist} |
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|
2400 @end deftypefn */) |
529 | 2401 { |
1755 | 2402 int argc = args.length () + 1; |
593 | 2403 |
1968 | 2404 string_vector argv = args.make_argv ("clear"); |
1755 | 2405 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
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|
2406 if (argc == 1) |
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|
2407 { |
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|
2408 do_clear_globals (argv, argc, true); |
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|
2409 do_clear_variables (argv, argc, true); |
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|
2410 |
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|
2411 octave_link::clear_workspace (); |
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|
2412 } |
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|
2413 else |
529 | 2414 { |
20556
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|
2415 int idx = 0; |
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|
2416 |
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|
2417 bool clear_all = false; |
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|
2418 bool clear_functions = false; |
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|
2419 bool clear_globals = false; |
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|
2420 bool clear_variables = false; |
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|
2421 bool clear_objects = false; |
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|
2422 bool exclusive = false; |
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|
2423 bool have_regexp = false; |
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|
2424 bool have_dash_option = false; |
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|
2425 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2426 while (++idx < argc) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2427 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2428 if (argv[idx] == "-all" || argv[idx] == "-a") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2429 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2430 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2431 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2432 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2433 clear_all = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2434 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2435 else if (argv[idx] == "-exclusive" || argv[idx] == "-x") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2436 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2437 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2438 exclusive = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2439 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2440 else if (argv[idx] == "-functions" || argv[idx] == "-f") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2441 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2442 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2443 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2444 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2445 clear_functions = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2446 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2447 else if (argv[idx] == "-global" || argv[idx] == "-g") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2448 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2449 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2450 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2451 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2452 clear_globals = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2453 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2454 else if (argv[idx] == "-variables" || argv[idx] == "-v") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2455 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2456 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2457 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2458 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2459 clear_variables = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2460 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2461 else if (argv[idx] == "-classes" || argv[idx] == "-c") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2462 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2463 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2464 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2465 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2466 clear_objects = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2467 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2468 else if (argv[idx] == "-regexp" || argv[idx] == "-r") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2469 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2470 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2471 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2472 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2473 have_regexp = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2474 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2475 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2476 break; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2477 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2478 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2479 if (idx <= argc) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2480 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2481 if (! have_dash_option) |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2482 do_matlab_compatible_clear (argv, argc, idx); |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2483 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2484 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2485 if (clear_all) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2486 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2487 maybe_warn_exclusive (exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2488 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2489 if (++idx < argc) |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2490 warning ("clear: ignoring extra arguments after -all"); |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2491 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2492 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2493 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2494 else if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2495 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2496 do_clear_variables (argv, argc, idx, exclusive, true); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2497 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2498 else if (clear_functions) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2499 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2500 do_clear_functions (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2501 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2502 else if (clear_globals) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2503 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2504 do_clear_globals (argv, argc, idx, exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2505 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2506 else if (clear_variables) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2507 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2508 do_clear_variables (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2509 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2510 else if (clear_objects) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2511 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2512 symbol_table::clear_objects (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2513 octave_class::clear_exemplar_map (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2514 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2515 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2516 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2517 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2518 do_clear_symbols (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2519 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2520 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2521 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2522 octave_link::set_workspace (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2523 } |
593 | 2524 } |
2525 | |
20941
a4f5da7c5463
maint: Replace "octave_value_list ()" with "ovl ()".
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
2526 return ovl (); |
529 | 2527 } |
2528 | |
7336 | 2529 DEFUN (whos_line_format, args, nargout, |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2530 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2531 @deftypefn {} {@var{val} =} whos_line_format () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2532 @deftypefnx {} {@var{old_val} =} whos_line_format (@var{new_val}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2533 @deftypefnx {} {} whos_line_format (@var{new_val}, "local") |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2534 Query or set the format string used by the command @code{whos}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2535 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2536 A full format string is: |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2537 @c Set example in small font to prevent overfull line |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2538 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2539 @smallexample |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2540 %[modifier]<command>[:width[:left-min[:balance]]]; |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2541 @end smallexample |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2542 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2543 The following command sequences are available: |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2544 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2545 @table @code |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2546 @item %a |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2547 Prints attributes of variables (g=global, p=persistent, f=formal parameter, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2548 a=automatic variable). |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2549 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2550 @item %b |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
2551 Prints number of bytes occupied by variables. |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
2552 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2553 @item %c |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
2554 Prints class names of variables. |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
2555 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2556 @item %e |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
2557 Prints elements held by variables. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2558 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
2559 @item %n |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
2560 Prints variable names. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2561 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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parents:
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diff
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|
2562 @item %s |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
2563 Prints dimensions of variables. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2564 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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changeset
|
2565 @item %t |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
2566 Prints type names of variables. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2567 @end table |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2568 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2569 Every command may also have an alignment modifier: |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2570 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2571 @table @code |
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move docstrings in C++ files out of C strings and into comments
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|
2572 @item l |
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move docstrings in C++ files out of C strings and into comments
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|
2573 Left alignment. |
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changeset
|
2574 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2575 @item r |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
2576 Right alignment (default). |
112b20240c87
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diff
changeset
|
2577 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2578 @item c |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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|
2579 Column-aligned (only applicable to command %s). |
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move docstrings in C++ files out of C strings and into comments
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|
2580 @end table |
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changeset
|
2581 |
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move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
2582 The @code{width} parameter is a positive integer specifying the minimum |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2583 number of columns used for printing. No maximum is needed as the field will |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2584 auto-expand as required. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2585 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2586 The parameters @code{left-min} and @code{balance} are only available when |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2587 the column-aligned modifier is used with the command @samp{%s}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2588 @code{balance} specifies the column number within the field width which |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2589 will be aligned between entries. Numbering starts from 0 which indicates |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2590 the leftmost column. @code{left-min} specifies the minimum field width to |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2591 the left of the specified balance column. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2592 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2593 The default format is: |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2594 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
2595 @qcode{" %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;@xbackslashchar{}n"} |
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diff
changeset
|
2596 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2597 When called from inside a function with the @qcode{"local"} option, the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2598 variable is changed locally for the function and any subroutines it calls. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2599 The original variable value is restored when exiting the function. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2600 @seealso{whos} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2601 @end deftypefn */) |
5794 | 2602 { |
7336 | 2603 return SET_INTERNAL_VARIABLE (whos_line_format); |
3016 | 2604 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2605 |
15562
8ed107220a3e
maint: Rename unimplemented.m to __unimplemented__.m.
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
15528
diff
changeset
|
2606 static std::string Vmissing_function_hook = "__unimplemented__"; |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
2607 |
34e51d4e199b
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Jaroslav Hajek <highegg@gmail.com>
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10350
diff
changeset
|
2608 DEFUN (missing_function_hook, args, nargout, |
21966
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|
2609 doc: /* -*- texinfo -*- |
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|
2610 @deftypefn {} {@var{val} =} missing_function_hook () |
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John W. Eaton <jwe@octave.org>
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|
2611 @deftypefnx {} {@var{old_val} =} missing_function_hook (@var{new_val}) |
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John W. Eaton <jwe@octave.org>
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|
2612 @deftypefnx {} {} missing_function_hook (@var{new_val}, "local") |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2613 Query or set the internal variable that specifies the function to call when |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
2614 an unknown identifier is requested. |
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changeset
|
2615 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2616 When called from inside a function with the @qcode{"local"} option, the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2617 variable is changed locally for the function and any subroutines it calls. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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|
2618 The original variable value is restored when exiting the function. |
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move docstrings in C++ files out of C strings and into comments
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|
2619 @seealso{missing_component_hook} |
112b20240c87
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|
2620 @end deftypefn */) |
10443
34e51d4e199b
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Jaroslav Hajek <highegg@gmail.com>
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10350
diff
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|
2621 { |
34e51d4e199b
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10350
diff
changeset
|
2622 return SET_INTERNAL_VARIABLE (missing_function_hook); |
34e51d4e199b
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|
2623 } |
34e51d4e199b
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10350
diff
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|
2624 |
34e51d4e199b
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Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
2625 void maybe_missing_function_hook (const std::string& name) |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
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|
2626 { |
10444
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2627 // Don't do this if we're handling errors. |
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2628 if (buffer_error_messages == 0 && ! Vmissing_function_hook.empty ()) |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
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10444
diff
changeset
|
2629 { |
15528
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
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|
2630 octave_value val = symbol_table::find_function (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
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|
2631 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
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|
2632 if (val.is_defined ()) |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2633 { |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2634 // Ensure auto-restoration. |
21743
f4d7d0eb5b0c
use namespace for unwind_protect class
John W. Eaton <jwe@octave.org>
parents:
21736
diff
changeset
|
2635 octave::unwind_protect frame; |
15528
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
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|
2636 frame.protect_var (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
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|
2637 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2638 // Clear the variable prior to calling the function. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2639 const std::string func_name = Vmissing_function_hook; |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2640 Vmissing_function_hook.clear (); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2641 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2642 // Call. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2643 feval (func_name, octave_value (name)); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
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15508
diff
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|
2644 } |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
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10444
diff
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|
2645 } |
10443
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Jaroslav Hajek <highegg@gmail.com>
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|
2646 } |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
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11556
diff
changeset
|
2647 |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
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11556
diff
changeset
|
2648 DEFUN (__varval__, args, , |
21966
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|
2649 doc: /* -*- texinfo -*- |
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move docstrings in C++ files out of C strings and into comments
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changeset
|
2650 @deftypefn {} {} __varval__ (@var{name}) |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2651 Return the value of the variable @var{name} directly from the symbol table. |
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move docstrings in C++ files out of C strings and into comments
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|
2652 @end deftypefn */) |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2653 { |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2654 if (args.length () != 1) |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2655 print_usage (); |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
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11556
diff
changeset
|
2656 |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2657 std::string name = args(0).xstring_value ("__varval__: first argument must be a variable name"); |
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2658 |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
2659 return symbol_table::varval (args(0).string_value ()); |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
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11556
diff
changeset
|
2660 } |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2661 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
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17355
diff
changeset
|
2662 static std::string Vmissing_component_hook; |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2663 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2664 DEFUN (missing_component_hook, args, nargout, |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21885
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changeset
|
2665 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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21885
diff
changeset
|
2666 @deftypefn {} {@var{val} =} missing_component_hook () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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2667 @deftypefnx {} {@var{old_val} =} missing_component_hook (@var{new_val}) |
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2668 @deftypefnx {} {} missing_component_hook (@var{new_val}, "local") |
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2669 Query or set the internal variable that specifies the function to call when |
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2670 a component of Octave is missing. |
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2671 |
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2672 This can be useful for packagers that may split the Octave installation into |
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2673 multiple sub-packages, for example, to provide a hint to users for how to |
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2674 install the missing components. |
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2675 |
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2676 When called from inside a function with the @qcode{"local"} option, the |
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2677 variable is changed locally for the function and any subroutines it calls. |
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2678 The original variable value is restored when exiting the function. |
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2679 |
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2680 The hook function is expected to be of the form |
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2681 |
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2682 @example |
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2683 @var{fcn} (@var{component}) |
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2684 @end example |
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2685 |
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2686 Octave will call @var{fcn} with the name of the function that requires the |
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2687 component and a string describing the missing component. The hook function |
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2688 should return an error message to be displayed. |
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2689 @seealso{missing_function_hook} |
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2690 @end deftypefn */) |
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2691 { |
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2692 return SET_INTERNAL_VARIABLE (missing_component_hook); |
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2693 } |
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2694 |