Mercurial > octave-nkf
annotate libinterp/corefcn/utils.cc @ 17787:175b392e91fe
Use GNU style coding conventions for code in libinterp/
* libinterp/corefcn/Cell.h, libinterp/corefcn/__contourc__.cc,
libinterp/corefcn/__dispatch__.cc, libinterp/corefcn/__lin_interpn__.cc,
libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc,
libinterp/corefcn/balance.cc, libinterp/corefcn/besselj.cc,
libinterp/corefcn/betainc.cc, libinterp/corefcn/bitfcns.cc,
libinterp/corefcn/bsxfun.cc, libinterp/corefcn/c-file-ptr-stream.cc,
libinterp/corefcn/c-file-ptr-stream.h, libinterp/corefcn/cellfun.cc,
libinterp/corefcn/colloc.cc, libinterp/corefcn/comment-list.h,
libinterp/corefcn/conv2.cc, libinterp/corefcn/daspk.cc,
libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc,
libinterp/corefcn/data.cc, libinterp/corefcn/debug.cc,
libinterp/corefcn/defaults.cc, libinterp/corefcn/defaults.in.h,
libinterp/corefcn/defun-int.h, libinterp/corefcn/defun.cc,
libinterp/corefcn/det.cc, libinterp/corefcn/dirfns.cc,
libinterp/corefcn/display.cc, libinterp/corefcn/dlmread.cc,
libinterp/corefcn/dot.cc, libinterp/corefcn/dynamic-ld.cc,
libinterp/corefcn/dynamic-ld.h, libinterp/corefcn/eig.cc,
libinterp/corefcn/ellipj.cc, libinterp/corefcn/error.cc,
libinterp/corefcn/error.h, libinterp/corefcn/event-queue.h,
libinterp/corefcn/fft.cc, libinterp/corefcn/fft2.cc, libinterp/corefcn/fftn.cc,
libinterp/corefcn/file-io.cc, libinterp/corefcn/filter.cc,
libinterp/corefcn/find.cc, libinterp/corefcn/gammainc.cc,
libinterp/corefcn/gcd.cc, libinterp/corefcn/getgrent.cc,
libinterp/corefcn/getpwent.cc, libinterp/corefcn/getrusage.cc,
libinterp/corefcn/givens.cc, libinterp/corefcn/gl-render.cc,
libinterp/corefcn/gl2ps-renderer.cc, libinterp/corefcn/gl2ps-renderer.h,
libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h,
libinterp/corefcn/gripes.cc, libinterp/corefcn/gripes.h,
libinterp/corefcn/help.cc, libinterp/corefcn/hess.cc,
libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc,
libinterp/corefcn/input.h, libinterp/corefcn/inv.cc,
libinterp/corefcn/jit-ir.h, libinterp/corefcn/jit-typeinfo.cc,
libinterp/corefcn/jit-typeinfo.h, libinterp/corefcn/jit-util.h,
libinterp/corefcn/kron.cc, libinterp/corefcn/load-path.cc,
libinterp/corefcn/load-path.h, libinterp/corefcn/load-save.cc,
libinterp/corefcn/load-save.h, libinterp/corefcn/lookup.cc,
libinterp/corefcn/ls-ascii-helper.cc, libinterp/corefcn/ls-hdf5.cc,
libinterp/corefcn/ls-hdf5.h, libinterp/corefcn/ls-mat-ascii.cc,
libinterp/corefcn/ls-mat-ascii.h, libinterp/corefcn/ls-mat4.cc,
libinterp/corefcn/ls-mat5.cc, libinterp/corefcn/ls-mat5.h,
libinterp/corefcn/ls-oct-ascii.cc, libinterp/corefcn/lsode.cc,
libinterp/corefcn/lu.cc, libinterp/corefcn/luinc.cc,
libinterp/corefcn/mappers.cc, libinterp/corefcn/matrix_type.cc,
libinterp/corefcn/max.cc, libinterp/corefcn/md5sum.cc,
libinterp/corefcn/mex.cc, libinterp/corefcn/mexproto.h,
libinterp/corefcn/mgorth.cc, libinterp/corefcn/mxarray.in.h,
libinterp/corefcn/nproc.cc, libinterp/corefcn/oct-hist.cc,
libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-map.cc,
libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.h,
libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-stdstrm.h,
libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h,
libinterp/corefcn/octave-link.cc, libinterp/corefcn/octave-link.h,
libinterp/corefcn/pager.cc, libinterp/corefcn/pinv.cc,
libinterp/corefcn/pr-output.cc, libinterp/corefcn/procstream.h,
libinterp/corefcn/profiler.cc, libinterp/corefcn/pt-jit.cc,
libinterp/corefcn/pt-jit.h, libinterp/corefcn/quad.cc,
libinterp/corefcn/quadcc.cc, libinterp/corefcn/qz.cc,
libinterp/corefcn/rand.cc, libinterp/corefcn/rcond.cc,
libinterp/corefcn/regexp.cc, libinterp/corefcn/schur.cc,
libinterp/corefcn/sighandlers.cc, libinterp/corefcn/sighandlers.h,
libinterp/corefcn/sparse-xdiv.cc, libinterp/corefcn/sparse-xdiv.h,
libinterp/corefcn/sparse-xpow.cc, libinterp/corefcn/sparse.cc,
libinterp/corefcn/spparms.cc, libinterp/corefcn/sqrtm.cc,
libinterp/corefcn/str2double.cc, libinterp/corefcn/strfind.cc,
libinterp/corefcn/strfns.cc, libinterp/corefcn/sub2ind.cc,
libinterp/corefcn/svd.cc, libinterp/corefcn/syl.cc,
libinterp/corefcn/symtab.cc, libinterp/corefcn/symtab.h,
libinterp/corefcn/syscalls.cc, libinterp/corefcn/sysdep.cc,
libinterp/corefcn/sysdep.h, libinterp/corefcn/time.cc,
libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h,
libinterp/corefcn/tril.cc, libinterp/corefcn/txt-eng-ft.cc,
libinterp/corefcn/txt-eng-ft.h, libinterp/corefcn/txt-eng.h,
libinterp/corefcn/typecast.cc, libinterp/corefcn/urlwrite.cc,
libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc,
libinterp/corefcn/variables.h, libinterp/corefcn/xdiv.cc,
libinterp/corefcn/xdiv.h, libinterp/corefcn/xnorm.h, libinterp/corefcn/xpow.cc,
libinterp/corefcn/xpow.h, libinterp/corefcn/zfstream.cc,
libinterp/corefcn/zfstream.h, libinterp/dldfcn/__delaunayn__.cc,
libinterp/dldfcn/__dsearchn__.cc, libinterp/dldfcn/__eigs__.cc,
libinterp/dldfcn/__fltk_uigetfile__.cc, libinterp/dldfcn/__glpk__.cc,
libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__init_gnuplot__.cc,
libinterp/dldfcn/__magick_read__.cc, libinterp/dldfcn/__voronoi__.cc,
libinterp/dldfcn/amd.cc, libinterp/dldfcn/ccolamd.cc, libinterp/dldfcn/chol.cc,
libinterp/dldfcn/colamd.cc, libinterp/dldfcn/convhulln.cc,
libinterp/dldfcn/dmperm.cc, libinterp/dldfcn/fftw.cc, libinterp/dldfcn/qr.cc,
libinterp/dldfcn/symbfact.cc, libinterp/dldfcn/symrcm.cc,
libinterp/dldfcn/tsearch.cc, libinterp/octave-value/ov-base-diag.cc,
libinterp/octave-value/ov-base-diag.h, libinterp/octave-value/ov-base-int.cc,
libinterp/octave-value/ov-base-int.h, libinterp/octave-value/ov-base-mat.h,
libinterp/octave-value/ov-base-scalar.cc,
libinterp/octave-value/ov-base-scalar.h,
libinterp/octave-value/ov-base-sparse.cc,
libinterp/octave-value/ov-base-sparse.h, libinterp/octave-value/ov-base.cc,
libinterp/octave-value/ov-base.h, libinterp/octave-value/ov-bool-mat.cc,
libinterp/octave-value/ov-bool-mat.h, libinterp/octave-value/ov-bool-sparse.cc,
libinterp/octave-value/ov-bool-sparse.h, libinterp/octave-value/ov-bool.cc,
libinterp/octave-value/ov-bool.h, libinterp/octave-value/ov-builtin.cc,
libinterp/octave-value/ov-builtin.h, libinterp/octave-value/ov-cell.cc,
libinterp/octave-value/ov-cell.h, libinterp/octave-value/ov-ch-mat.cc,
libinterp/octave-value/ov-ch-mat.h, libinterp/octave-value/ov-class.cc,
libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-colon.h,
libinterp/octave-value/ov-complex.cc, libinterp/octave-value/ov-complex.h,
libinterp/octave-value/ov-cx-diag.cc, libinterp/octave-value/ov-cx-diag.h,
libinterp/octave-value/ov-cx-mat.cc, libinterp/octave-value/ov-cx-mat.h,
libinterp/octave-value/ov-cx-sparse.cc, libinterp/octave-value/ov-cx-sparse.h,
libinterp/octave-value/ov-dld-fcn.h, libinterp/octave-value/ov-fcn-handle.cc,
libinterp/octave-value/ov-fcn-handle.h,
libinterp/octave-value/ov-fcn-inline.cc,
libinterp/octave-value/ov-fcn-inline.h, libinterp/octave-value/ov-fcn.h,
libinterp/octave-value/ov-float.cc, libinterp/octave-value/ov-float.h,
libinterp/octave-value/ov-flt-complex.cc,
libinterp/octave-value/ov-flt-complex.h,
libinterp/octave-value/ov-flt-cx-diag.cc,
libinterp/octave-value/ov-flt-cx-diag.h,
libinterp/octave-value/ov-flt-cx-mat.cc,
libinterp/octave-value/ov-flt-cx-mat.h,
libinterp/octave-value/ov-flt-re-diag.cc,
libinterp/octave-value/ov-flt-re-diag.h,
libinterp/octave-value/ov-flt-re-mat.cc,
libinterp/octave-value/ov-flt-re-mat.h, libinterp/octave-value/ov-int16.cc,
libinterp/octave-value/ov-int32.cc, libinterp/octave-value/ov-int64.cc,
libinterp/octave-value/ov-int8.cc, libinterp/octave-value/ov-intx.h,
libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-lazy-idx.h,
libinterp/octave-value/ov-mex-fcn.cc, libinterp/octave-value/ov-mex-fcn.h,
libinterp/octave-value/ov-null-mat.cc, libinterp/octave-value/ov-null-mat.h,
libinterp/octave-value/ov-oncleanup.cc, libinterp/octave-value/ov-perm.cc,
libinterp/octave-value/ov-perm.h, libinterp/octave-value/ov-range.cc,
libinterp/octave-value/ov-range.h, libinterp/octave-value/ov-re-diag.cc,
libinterp/octave-value/ov-re-diag.h, libinterp/octave-value/ov-re-mat.cc,
libinterp/octave-value/ov-re-mat.h, libinterp/octave-value/ov-re-sparse.cc,
libinterp/octave-value/ov-re-sparse.h, libinterp/octave-value/ov-scalar.cc,
libinterp/octave-value/ov-scalar.h, libinterp/octave-value/ov-str-mat.cc,
libinterp/octave-value/ov-str-mat.h, libinterp/octave-value/ov-struct.cc,
libinterp/octave-value/ov-struct.h, libinterp/octave-value/ov-type-conv.h,
libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov-typeinfo.h,
libinterp/octave-value/ov-uint16.cc, libinterp/octave-value/ov-uint32.cc,
libinterp/octave-value/ov-uint64.cc, libinterp/octave-value/ov-uint8.cc,
libinterp/octave-value/ov-usr-fcn.cc, libinterp/octave-value/ov-usr-fcn.h,
libinterp/octave-value/ov.cc, libinterp/octave-value/ov.h, libinterp/octave.cc,
libinterp/operators/op-b-bm.cc, libinterp/operators/op-b-sbm.cc,
libinterp/operators/op-bm-b.cc, libinterp/operators/op-bm-bm.cc,
libinterp/operators/op-cdm-cdm.cc, libinterp/operators/op-chm.cc,
libinterp/operators/op-class.cc, libinterp/operators/op-cm-cm.cc,
libinterp/operators/op-cm-cs.cc, libinterp/operators/op-cm-s.cc,
libinterp/operators/op-cm-scm.cc, libinterp/operators/op-cm-sm.cc,
libinterp/operators/op-cs-cm.cc, libinterp/operators/op-cs-cs.cc,
libinterp/operators/op-cs-scm.cc, libinterp/operators/op-cs-sm.cc,
libinterp/operators/op-dm-dm.cc, libinterp/operators/op-dm-scm.cc,
libinterp/operators/op-double-conv.cc, libinterp/operators/op-fcdm-fcdm.cc,
libinterp/operators/op-fcm-fcm.cc, libinterp/operators/op-fcm-fcs.cc,
libinterp/operators/op-fcm-fm.cc, libinterp/operators/op-fcm-fs.cc,
libinterp/operators/op-fcs-fcm.cc, libinterp/operators/op-fcs-fcs.cc,
libinterp/operators/op-fcs-fm.cc, libinterp/operators/op-fcs-fs.cc,
libinterp/operators/op-fdm-fdm.cc, libinterp/operators/op-float-conv.cc,
libinterp/operators/op-fm-fcm.cc, libinterp/operators/op-fm-fcs.cc,
libinterp/operators/op-fm-fm.cc, libinterp/operators/op-fm-fs.cc,
libinterp/operators/op-fs-fcm.cc, libinterp/operators/op-fs-fcs.cc,
libinterp/operators/op-fs-fm.cc, libinterp/operators/op-fs-fs.cc,
libinterp/operators/op-m-cm.cc, libinterp/operators/op-m-cs.cc,
libinterp/operators/op-m-m.cc, libinterp/operators/op-m-s.cc,
libinterp/operators/op-m-scm.cc, libinterp/operators/op-m-sm.cc,
libinterp/operators/op-pm-scm.cc, libinterp/operators/op-range.cc,
libinterp/operators/op-s-cm.cc, libinterp/operators/op-s-cs.cc,
libinterp/operators/op-s-scm.cc, libinterp/operators/op-sbm-b.cc,
libinterp/operators/op-sbm-bm.cc, libinterp/operators/op-sbm-sbm.cc,
libinterp/operators/op-scm-cm.cc, libinterp/operators/op-scm-cs.cc,
libinterp/operators/op-scm-m.cc, libinterp/operators/op-scm-s.cc,
libinterp/operators/op-scm-scm.cc, libinterp/operators/op-scm-sm.cc,
libinterp/operators/op-sm-cm.cc, libinterp/operators/op-sm-m.cc,
libinterp/operators/op-sm-s.cc, libinterp/operators/op-sm-scm.cc,
libinterp/operators/op-sm-sm.cc, libinterp/operators/op-str-m.cc,
libinterp/operators/op-str-s.cc, libinterp/operators/op-str-str.cc,
libinterp/operators/ops.h, libinterp/parse-tree/lex.h,
libinterp/parse-tree/parse.h, libinterp/parse-tree/pt-arg-list.cc,
libinterp/parse-tree/pt-arg-list.h, libinterp/parse-tree/pt-assign.cc,
libinterp/parse-tree/pt-assign.h, libinterp/parse-tree/pt-binop.cc,
libinterp/parse-tree/pt-binop.h, libinterp/parse-tree/pt-bp.h,
libinterp/parse-tree/pt-cbinop.cc, libinterp/parse-tree/pt-check.cc,
libinterp/parse-tree/pt-colon.cc, libinterp/parse-tree/pt-colon.h,
libinterp/parse-tree/pt-const.cc, libinterp/parse-tree/pt-decl.cc,
libinterp/parse-tree/pt-decl.h, libinterp/parse-tree/pt-eval.cc,
libinterp/parse-tree/pt-except.h, libinterp/parse-tree/pt-exp.h,
libinterp/parse-tree/pt-fcn-handle.cc, libinterp/parse-tree/pt-id.cc,
libinterp/parse-tree/pt-id.h, libinterp/parse-tree/pt-idx.cc,
libinterp/parse-tree/pt-idx.h, libinterp/parse-tree/pt-loop.h,
libinterp/parse-tree/pt-mat.cc, libinterp/parse-tree/pt-misc.cc,
libinterp/parse-tree/pt-misc.h, libinterp/parse-tree/pt-pr-code.cc,
libinterp/parse-tree/pt-select.h, libinterp/parse-tree/pt-stmt.h,
libinterp/parse-tree/token.h, libinterp/version.cc:
Use GNU style coding conventions for code in libinterp/
| author | Rik <rik@octave.org> |
|---|---|
| date | Mon, 28 Oct 2013 19:51:46 -0700 |
| parents | d63878346099 |
| children | f1b59ef34eda |
| rev | line source |
|---|---|
| 1 | 1 /* |
| 2 | |
|
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|
3 Copyright (C) 1993-2013 John W. Eaton |
| 11012 | 4 Copyright (C) 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 | |
| 240 | 24 #ifdef HAVE_CONFIG_H |
| 1192 | 25 #include <config.h> |
| 1 | 26 #endif |
| 27 | |
| 3716 | 28 #include <cerrno> |
| 1346 | 29 #include <cstring> |
| 1343 | 30 |
| 3503 | 31 #include <fstream> |
| 32 #include <iostream> | |
|
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33 #include <limits> |
| 1728 | 34 #include <string> |
| 35 | |
| 1 | 36 #include <sys/types.h> |
| 37 #include <unistd.h> | |
| 367 | 38 |
|
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39 #include "vasnprintf.h" |
|
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|
40 |
| 4302 | 41 #include "quit.h" |
| 42 | |
| 3040 | 43 #include "dir-ops.h" |
| 44 #include "file-ops.h" | |
| 2926 | 45 #include "file-stat.h" |
| 4732 | 46 #include "lo-mappers.h" |
|
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47 #include "lo-utils.h" |
| 1651 | 48 #include "oct-cmplx.h" |
| 2926 | 49 #include "oct-env.h" |
| 3040 | 50 #include "pathsearch.h" |
| 1755 | 51 #include "str-vec.h" |
| 1651 | 52 |
| 4216 | 53 #include "Cell.h" |
| 2492 | 54 #include <defaults.h> |
| 1352 | 55 #include "defun.h" |
| 56 #include "dirfns.h" | |
| 57 #include "error.h" | |
| 58 #include "gripes.h" | |
| 59 #include "input.h" | |
|
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60 #include "lex.h" |
| 5832 | 61 #include "load-path.h" |
| 5465 | 62 #include "oct-errno.h" |
| 1742 | 63 #include "oct-hist.h" |
| 1750 | 64 #include "oct-obj.h" |
|
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65 #include "ov-range.h" |
| 1352 | 66 #include "pager.h" |
|
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67 #include "parse.h" |
| 1690 | 68 #include "sysdep.h" |
| 1750 | 69 #include "toplev.h" |
| 1 | 70 #include "unwind-prot.h" |
| 1352 | 71 #include "utils.h" |
| 72 #include "variables.h" | |
| 1 | 73 |
| 4143 | 74 // Return TRUE if S is a valid identifier. |
| 75 | |
| 76 bool | |
| 77 valid_identifier (const char *s) | |
| 78 { | |
| 5290 | 79 if (! s || ! (isalpha (*s) || *s == '_' || *s == '$')) |
|
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|
80 return false; |
| 4143 | 81 |
| 82 while (*++s != '\0') | |
| 5290 | 83 if (! (isalnum (*s) || *s == '_' || *s == '$')) |
| 4143 | 84 return false; |
| 85 | |
| 86 return true; | |
| 87 } | |
| 88 | |
| 89 bool | |
| 90 valid_identifier (const std::string& s) | |
| 91 { | |
| 92 return valid_identifier (s.c_str ()); | |
| 93 } | |
| 94 | |
|
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95 DEFUN (isvarname, args, , |
|
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96 "-*- texinfo -*-\n\ |
| 5040 | 97 @deftypefn {Built-in Function} {} isvarname (@var{name})\n\ |
|
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98 Return true if @var{name} is a valid variable name.\n\ |
|
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99 @seealso{iskeyword, exist, who}\n\ |
| 4264 | 100 @end deftypefn") |
| 101 { | |
|
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102 octave_value retval = false; |
| 4264 | 103 |
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104 int nargin = args.length (); |
| 4264 | 105 |
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106 if (nargin != 1) |
| 5823 | 107 print_usage (); |
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108 else if (args(0).is_string ()) |
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109 { |
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110 std::string varname = args(0).string_value (); |
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111 retval = valid_identifier (varname) && ! is_keyword (varname); |
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112 } |
| 4264 | 113 |
| 114 return retval; | |
| 115 } | |
| 116 | |
| 13094 | 117 /* |
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118 %!assert (isvarname ("foo"), true) |
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119 %!assert (isvarname ("_foo"), true) |
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120 %!assert (isvarname ("_1"), true) |
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121 %!assert (isvarname ("1foo"), false) |
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122 %!assert (isvarname (""), false) |
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123 %!assert (isvarname (12), false) |
| 13094 | 124 |
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125 %!error isvarname () |
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126 %!error isvarname ("foo", "bar"); |
| 13094 | 127 */ |
| 128 | |
| 6323 | 129 // Return TRUE if F and G are both names for the same file. |
| 130 | |
| 131 bool | |
| 132 same_file (const std::string& f, const std::string& g) | |
| 133 { | |
| 6598 | 134 return same_file_internal (f, g); |
| 6323 | 135 } |
| 136 | |
| 1 | 137 int |
| 3523 | 138 almost_match (const std::string& std, const std::string& s, int min_match_len, |
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139 int case_sens) |
| 1 | 140 { |
| 1755 | 141 int stdlen = std.length (); |
| 142 int slen = s.length (); | |
| 1 | 143 |
| 144 return (slen <= stdlen | |
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145 && slen >= min_match_len |
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146 && (case_sens |
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147 ? (strncmp (std.c_str (), s.c_str (), slen) == 0) |
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148 : (octave_strncasecmp (std.c_str (), s.c_str (), slen) == 0))); |
| 287 | 149 } |
| 150 | |
| 581 | 151 // Ugh. |
| 152 | |
| 287 | 153 int |
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154 keyword_almost_match (const char * const *std, int *min_len, |
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155 const std::string& s, |
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156 int min_toks_to_match, int max_toks) |
| 287 | 157 { |
| 158 int status = 0; | |
| 159 int tok_count = 0; | |
| 160 int toks_matched = 0; | |
| 161 | |
| 1755 | 162 if (s.empty () || max_toks < 1) |
| 287 | 163 return status; |
| 164 | |
| 1755 | 165 char *kw = strsave (s.c_str ()); |
| 287 | 166 |
| 167 char *t = kw; | |
| 168 while (*t != '\0') | |
| 169 { | |
| 170 if (*t == '\t') | |
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171 *t = ' '; |
| 287 | 172 t++; |
| 173 } | |
| 174 | |
| 175 char *beg = kw; | |
| 176 while (*beg == ' ') | |
| 177 beg++; | |
| 178 | |
| 179 if (*beg == '\0') | |
| 180 return status; | |
| 181 | |
| 182 | |
| 3072 | 183 const char **to_match = new const char * [max_toks + 1]; |
| 184 const char * const *s1 = std; | |
| 185 const char **s2 = to_match; | |
| 287 | 186 |
| 526 | 187 if (! s1 || ! s2) |
| 287 | 188 goto done; |
| 189 | |
| 190 s2[tok_count] = beg; | |
| 191 char *end; | |
| 526 | 192 while ((end = strchr (beg, ' ')) != 0) |
| 287 | 193 { |
| 194 *end = '\0'; | |
| 195 beg = end + 1; | |
| 196 | |
| 197 while (*beg == ' ') | |
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198 beg++; |
| 287 | 199 |
| 200 if (*beg == '\0') | |
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201 break; |
| 287 | 202 |
| 203 tok_count++; | |
| 204 if (tok_count >= max_toks) | |
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205 goto done; |
| 287 | 206 |
| 207 s2[tok_count] = beg; | |
| 208 } | |
| 526 | 209 s2[tok_count+1] = 0; |
| 287 | 210 |
| 211 s2 = to_match; | |
| 212 | |
| 213 for (;;) | |
| 214 { | |
| 215 if (! almost_match (*s1, *s2, min_len[toks_matched], 0)) | |
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216 goto done; |
| 287 | 217 |
| 218 toks_matched++; | |
| 219 | |
| 220 s1++; | |
| 221 s2++; | |
| 222 | |
| 223 if (! *s2) | |
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224 { |
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225 status = (toks_matched >= min_toks_to_match); |
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226 goto done; |
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227 } |
| 287 | 228 |
| 229 if (! *s1) | |
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230 goto done; |
| 287 | 231 } |
| 232 | |
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233 done: |
| 287 | 234 |
| 235 delete [] kw; | |
| 236 delete [] to_match; | |
| 237 | |
| 238 return status; | |
| 1 | 239 } |
| 240 | |
| 2234 | 241 // Return non-zero if either NR or NC is zero. Return -1 if this |
| 242 // should be considered fatal; return 1 if this is ok. | |
| 243 | |
| 244 int | |
| 5275 | 245 empty_arg (const char * /* name */, octave_idx_type nr, octave_idx_type nc) |
| 2234 | 246 { |
| 4478 | 247 return (nr == 0 || nc == 0); |
| 2234 | 248 } |
| 249 | |
| 581 | 250 // See if the given file is in the path. |
| 251 | |
| 3536 | 252 std::string |
| 4243 | 253 search_path_for_file (const std::string& path, const string_vector& names) |
| 686 | 254 { |
| 3174 | 255 dir_path p (path); |
| 686 | 256 |
| 10250 | 257 return octave_env::make_absolute (p.find_first_of (names)); |
| 686 | 258 } |
| 259 | |
| 4216 | 260 // Find all locations of the given file in the path. |
| 261 | |
| 262 string_vector | |
| 4243 | 263 search_path_for_all_files (const std::string& path, const string_vector& names) |
| 4216 | 264 { |
| 265 dir_path p (path); | |
| 266 | |
| 4243 | 267 string_vector sv = p.find_all_first_of (names); |
| 4216 | 268 |
| 6379 | 269 octave_idx_type len = sv.length (); |
| 4216 | 270 |
| 6379 | 271 for (octave_idx_type i = 0; i < len; i++) |
| 10250 | 272 sv[i] = octave_env::make_absolute (sv[i]); |
| 4216 | 273 |
| 274 return sv; | |
| 275 } | |
| 276 | |
| 277 static string_vector | |
| 278 make_absolute (const string_vector& sv) | |
| 279 { | |
| 6379 | 280 octave_idx_type len = sv.length (); |
| 281 | |
| 282 string_vector retval (len); | |
| 4216 | 283 |
| 6379 | 284 for (octave_idx_type i = 0; i < len; i++) |
| 10250 | 285 retval[i] = octave_env::make_absolute (sv[i]); |
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286 |
| 6379 | 287 return retval; |
| 4216 | 288 } |
| 289 | |
| 3195 | 290 DEFUN (file_in_loadpath, args, , |
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291 "-*- texinfo -*-\n\ |
| 10840 | 292 @deftypefn {Built-in Function} {} file_in_loadpath (@var{file})\n\ |
| 4216 | 293 @deftypefnx {Built-in Function} {} file_in_loadpath (@var{file}, \"all\")\n\ |
| 3195 | 294 \n\ |
| 5448 | 295 Return the absolute name of @var{file} if it can be found in\n\ |
| 5814 | 296 the list of directories specified by @code{path}.\n\ |
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297 If no file is found, return an empty character string.\n\ |
| 4216 | 298 \n\ |
| 5448 | 299 If the first argument is a cell array of strings, search each\n\ |
| 4243 | 300 directory of the loadpath for element of the cell array and return\n\ |
| 301 the first that matches.\n\ | |
| 302 \n\ | |
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303 If the second optional argument @qcode{\"all\"} is supplied, return\n\ |
| 4216 | 304 a cell array containing the list of all files that have the same\n\ |
| 305 name in the path. If no files are found, return an empty cell array.\n\ | |
| 5814 | 306 @seealso{file_in_path, path}\n\ |
| 5642 | 307 @end deftypefn") |
| 3195 | 308 { |
| 4216 | 309 octave_value retval; |
| 3195 | 310 |
| 4243 | 311 int nargin = args.length (); |
| 3195 | 312 |
| 4243 | 313 if (nargin == 1 || nargin == 2) |
| 4216 | 314 { |
| 4243 | 315 string_vector names = args(0).all_strings (); |
| 316 | |
| 317 if (! error_state && names.length () > 0) | |
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318 { |
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319 if (nargin == 1) |
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320 retval = |
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321 octave_env::make_absolute (load_path::find_first_of (names)); |
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322 else if (nargin == 2) |
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323 { |
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324 std::string opt = args(1).string_value (); |
| 4243 | 325 |
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326 if (! error_state && opt == "all") |
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327 retval = Cell (make_absolute |
| 10250 | 328 (load_path::find_all_first_of (names))); |
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329 else |
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330 error ("file_in_loadpath: invalid option"); |
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331 } |
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332 } |
| 4216 | 333 else |
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334 error ("file_in_loadpath: FILE argument must be a string"); |
| 4216 | 335 } |
| 3195 | 336 else |
| 5823 | 337 print_usage (); |
| 3195 | 338 |
| 339 return retval; | |
| 340 } | |
| 341 | |
| 13094 | 342 /* |
| 343 %!test | |
| 344 %! f = file_in_loadpath ("plot.m"); | |
| 345 %! assert (ischar (f)); | |
| 346 %! assert (! isempty (f)); | |
| 347 | |
| 348 %!test | |
| 349 %! f = file_in_loadpath ("$$probably_!!_not_&&_a_!!_file$$"); | |
| 350 %! assert (f, ""); | |
| 351 | |
| 352 %!test | |
| 353 %! lst = file_in_loadpath ("$$probably_!!_not_&&_a_!!_file$$", "all"); | |
| 354 %! assert (lst, {}); | |
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355 |
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356 %!error file_in_loadpath () |
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357 %!error file_in_loadpath ("foo", "bar", 1) |
| 13094 | 358 */ |
| 359 | |
| 1957 | 360 DEFUN (file_in_path, args, , |
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361 "-*- texinfo -*-\n\ |
| 10840 | 362 @deftypefn {Built-in Function} {} file_in_path (@var{path}, @var{file})\n\ |
| 4216 | 363 @deftypefnx {Built-in Function} {} file_in_path (@var{path}, @var{file}, \"all\")\n\ |
| 5448 | 364 Return the absolute name of @var{file} if it can be found in\n\ |
| 3301 | 365 @var{path}. The value of @var{path} should be a colon-separated list of\n\ |
| 5814 | 366 directories in the format described for @code{path}. If no file\n\ |
| 10840 | 367 is found, return an empty character string. For example:\n\ |
| 3301 | 368 \n\ |
| 369 @example\n\ | |
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370 @group\n\ |
| 5456 | 371 file_in_path (EXEC_PATH, \"sh\")\n\ |
| 372 @result{} \"/bin/sh\"\n\ | |
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373 @end group\n\ |
| 3301 | 374 @end example\n\ |
| 4216 | 375 \n\ |
| 5448 | 376 If the second argument is a cell array of strings, search each\n\ |
| 4243 | 377 directory of the path for element of the cell array and return\n\ |
| 378 the first that matches.\n\ | |
| 379 \n\ | |
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380 If the third optional argument @qcode{\"all\"} is supplied, return\n\ |
| 4216 | 381 a cell array containing the list of all files that have the same\n\ |
| 382 name in the path. If no files are found, return an empty cell array.\n\ | |
| 4249 | 383 @seealso{file_in_loadpath}\n\ |
| 3301 | 384 @end deftypefn") |
| 686 | 385 { |
| 4216 | 386 octave_value retval; |
| 686 | 387 |
| 4243 | 388 int nargin = args.length (); |
| 1755 | 389 |
| 4243 | 390 if (nargin == 2 || nargin == 3) |
| 686 | 391 { |
| 4243 | 392 std::string path = args(0).string_value (); |
| 393 | |
| 394 if (! error_state) | |
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395 { |
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396 string_vector names = args(1).all_strings (); |
| 4243 | 397 |
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398 if (! error_state && names.length () > 0) |
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399 { |
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400 if (nargin == 2) |
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401 retval = search_path_for_file (path, names); |
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402 else if (nargin == 3) |
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403 { |
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404 std::string opt = args(2).string_value (); |
| 4243 | 405 |
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406 if (! error_state && opt == "all") |
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407 retval = Cell (make_absolute |
| 10250 | 408 (search_path_for_all_files (path, names))); |
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409 else |
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410 error ("file_in_path: invalid option"); |
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411 } |
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412 } |
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413 else |
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414 error ("file_in_path: all arguments must be strings"); |
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415 } |
| 1755 | 416 else |
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417 error ("file_in_path: PATH must be a string"); |
| 686 | 418 } |
| 419 else | |
| 5823 | 420 print_usage (); |
| 686 | 421 |
| 422 return retval; | |
| 423 } | |
| 424 | |
| 13094 | 425 /* |
| 426 %!test | |
| 427 %! f = file_in_path (path (), "plot.m"); | |
| 428 %! assert (ischar (f)); | |
| 429 %! assert (! isempty (f)); | |
| 430 | |
| 431 %!test | |
| 432 %! f = file_in_path (path (), "$$probably_!!_not_&&_a_!!_file$$"); | |
| 433 %! assert (f, ""); | |
| 434 | |
| 435 %!test | |
| 436 %! lst = file_in_path (path (), "$$probably_!!_not_&&_a_!!_file$$", "all"); | |
| 437 %! assert (lst, {}); | |
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438 |
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439 %!error file_in_path () |
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440 %!error file_in_path ("foo") |
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441 %!error file_in_path ("foo", "bar", "baz", 1) |
| 13094 | 442 */ |
| 443 | |
| 3536 | 444 std::string |
| 3523 | 445 file_in_path (const std::string& name, const std::string& suffix) |
| 526 | 446 { |
| 3523 | 447 std::string nm = name; |
| 526 | 448 |
| 1755 | 449 if (! suffix.empty ()) |
| 450 nm.append (suffix); | |
| 686 | 451 |
| 10250 | 452 return octave_env::make_absolute (load_path::find_file (nm)); |
| 526 | 453 } |
| 454 | |
| 581 | 455 // See if there is an function file in the path. If so, return the |
| 456 // full path to the file. | |
| 457 | |
| 3536 | 458 std::string |
| 3523 | 459 fcn_file_in_path (const std::string& name) |
| 526 | 460 { |
| 3523 | 461 std::string retval; |
| 908 | 462 |
| 1755 | 463 int len = name.length (); |
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464 |
| 1755 | 465 if (len > 0) |
| 466 { | |
| 5832 | 467 if (octave_env::absolute_pathname (name)) |
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468 { |
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469 file_stat fs (name); |
| 5832 | 470 |
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471 if (fs.exists ()) |
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472 retval = name; |
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473 } |
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474 else if (len > 2 && name[len - 2] == '.' && name[len - 1] == 'm') |
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475 retval = load_path::find_fcn_file (name.substr (0, len-2)); |
| 908 | 476 else |
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477 { |
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478 std::string fname = name; |
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479 size_t pos = name.find_first_of (Vfilemarker); |
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480 if (pos != std::string::npos) |
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481 fname = name.substr (0, pos); |
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482 |
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483 retval = load_path::find_fcn_file (fname); |
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484 } |
| 908 | 485 } |
| 1755 | 486 |
| 487 return retval; | |
| 526 | 488 } |
| 489 | |
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490 // See if there is a directory called "name" in the path and if it |
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491 // contains a Contents.m file return the full path to this file. |
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492 |
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493 std::string |
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494 contents_file_in_path (const std::string& dir) |
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495 { |
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496 std::string retval; |
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497 |
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498 if (dir.length () > 0) |
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499 { |
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500 std::string tcontents = file_ops::concat (load_path::find_dir (dir), |
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501 std::string ("Contents.m")); |
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502 |
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503 file_stat fs (tcontents); |
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504 |
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505 if (fs.exists ()) |
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506 retval = octave_env::make_absolute (tcontents); |
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507 } |
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508 |
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509 return retval; |
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510 } |
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511 |
| 5864 | 512 // See if there is a .oct file in the path. If so, return the |
| 581 | 513 // full path to the file. |
| 514 | |
| 3536 | 515 std::string |
| 3523 | 516 oct_file_in_path (const std::string& name) |
| 572 | 517 { |
| 3523 | 518 std::string retval; |
| 908 | 519 |
| 1755 | 520 int len = name.length (); |
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521 |
| 1755 | 522 if (len > 0) |
| 523 { | |
| 5832 | 524 if (octave_env::absolute_pathname (name)) |
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525 { |
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526 file_stat fs (name); |
| 5832 | 527 |
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528 if (fs.exists ()) |
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529 retval = name; |
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530 } |
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531 else if (len > 4 && name[len - 4] == '.' && name[len - 3] == 'o' |
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532 && name[len - 2] == 'c' && name[len - 1] == 't') |
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533 retval = load_path::find_oct_file (name.substr (0, len-4)); |
| 908 | 534 else |
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535 retval = load_path::find_oct_file (name); |
| 908 | 536 } |
| 1755 | 537 |
| 538 return retval; | |
| 572 | 539 } |
| 540 | |
| 5864 | 541 // See if there is a .mex file in the path. If so, return the |
| 542 // full path to the file. | |
| 543 | |
| 544 std::string | |
| 545 mex_file_in_path (const std::string& name) | |
| 546 { | |
| 547 std::string retval; | |
| 548 | |
| 549 int len = name.length (); | |
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550 |
| 5864 | 551 if (len > 0) |
| 552 { | |
| 553 if (octave_env::absolute_pathname (name)) | |
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554 { |
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555 file_stat fs (name); |
| 5864 | 556 |
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557 if (fs.exists ()) |
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558 retval = name; |
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559 } |
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560 else if (len > 4 && name[len - 4] == '.' && name[len - 3] == 'm' |
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561 && name[len - 2] == 'e' && name[len - 1] == 'x') |
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562 retval = load_path::find_mex_file (name.substr (0, len-4)); |
| 5864 | 563 else |
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564 retval = load_path::find_mex_file (name); |
| 5864 | 565 } |
| 566 | |
| 567 return retval; | |
| 568 } | |
| 569 | |
| 3103 | 570 // Replace backslash escapes in a string with the real values. |
| 571 | |
| 3536 | 572 std::string |
| 3523 | 573 do_string_escapes (const std::string& s) |
| 3103 | 574 { |
| 3523 | 575 std::string retval; |
| 3103 | 576 |
| 577 size_t i = 0; | |
| 578 size_t j = 0; | |
| 579 size_t len = s.length (); | |
| 580 | |
| 581 retval.resize (len); | |
| 582 | |
| 583 while (j < len) | |
| 584 { | |
| 585 if (s[j] == '\\' && j+1 < len) | |
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586 { |
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587 switch (s[++j]) |
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588 { |
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589 case '0': |
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590 retval[i] = '\0'; |
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591 break; |
| 3893 | 592 |
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593 case 'a': |
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594 retval[i] = '\a'; |
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595 break; |
| 3103 | 596 |
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597 case 'b': // backspace |
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598 retval[i] = '\b'; |
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599 break; |
| 3103 | 600 |
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601 case 'f': // formfeed |
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602 retval[i] = '\f'; |
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603 break; |
| 3103 | 604 |
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605 case 'n': // newline |
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606 retval[i] = '\n'; |
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607 break; |
| 3103 | 608 |
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609 case 'r': // carriage return |
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610 retval[i] = '\r'; |
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611 break; |
| 3103 | 612 |
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613 case 't': // horizontal tab |
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614 retval[i] = '\t'; |
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615 break; |
| 3103 | 616 |
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617 case 'v': // vertical tab |
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618 retval[i] = '\v'; |
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619 break; |
| 3103 | 620 |
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621 case '\\': // backslash |
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622 retval[i] = '\\'; |
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623 break; |
| 3103 | 624 |
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625 case '\'': // quote |
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626 retval[i] = '\''; |
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627 break; |
| 3103 | 628 |
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629 case '"': // double quote |
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630 retval[i] = '"'; |
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631 break; |
| 3103 | 632 |
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633 default: |
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634 warning ("unrecognized escape sequence '\\%c' --\ |
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635 converting to '%c'", s[j], s[j]); |
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636 retval[i] = s[j]; |
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637 break; |
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638 } |
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639 } |
| 3103 | 640 else |
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641 { |
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642 retval[i] = s[j]; |
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643 } |
| 3103 | 644 |
| 645 i++; | |
| 646 j++; | |
| 647 } | |
| 648 | |
| 3105 | 649 retval.resize (i); |
| 3103 | 650 |
| 651 return retval; | |
| 652 } | |
| 653 | |
| 654 DEFUN (do_string_escapes, args, , | |
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655 "-*- texinfo -*-\n\ |
| 3446 | 656 @deftypefn {Built-in Function} {} do_string_escapes (@var{string})\n\ |
| 657 Convert special characters in @var{string} to their escaped forms.\n\ | |
| 658 @end deftypefn") | |
| 3103 | 659 { |
| 660 octave_value retval; | |
| 661 | |
| 662 int nargin = args.length (); | |
| 663 | |
| 664 if (nargin == 1) | |
| 665 { | |
| 666 if (args(0).is_string ()) | |
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667 retval = do_string_escapes (args(0).string_value ()); |
| 3103 | 668 else |
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669 error ("do_string_escapes: STRING argument must be of type string"); |
| 3103 | 670 } |
| 671 else | |
| 5823 | 672 print_usage (); |
| 3103 | 673 |
| 674 return retval; | |
| 675 } | |
| 676 | |
| 13094 | 677 /* |
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678 %!assert (do_string_escapes ('foo\nbar'), "foo\nbar") |
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679 %!assert (do_string_escapes ("foo\\nbar"), "foo\nbar") |
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680 %!assert (do_string_escapes ("foo\\nbar"), ["foo", char(10), "bar"]) |
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681 %!assert ("foo\nbar", ["foo", char(10), "bar"]) |
| 13094 | 682 |
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683 %!assert (do_string_escapes ('\a\b\f\n\r\t\v'), "\a\b\f\n\r\t\v") |
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684 %!assert (do_string_escapes ("\\a\\b\\f\\n\\r\\t\\v"), "\a\b\f\n\r\t\v") |
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685 %!assert (do_string_escapes ("\\a\\b\\f\\n\\r\\t\\v"), |
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686 %! char ([7, 8, 12, 10, 13, 9, 11])) |
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687 %!assert ("\a\b\f\n\r\t\v", char ([7, 8, 12, 10, 13, 9, 11])) |
| 13094 | 688 |
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689 %!error do_string_escapes () |
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690 %!error do_string_escapes ("foo", "bar") |
| 13094 | 691 */ |
| 692 | |
| 1755 | 693 const char * |
| 801 | 694 undo_string_escape (char c) |
| 695 { | |
| 696 if (! c) | |
| 1755 | 697 return ""; |
| 801 | 698 |
| 699 switch (c) | |
| 700 { | |
| 3893 | 701 case '\0': |
| 702 return "\\0"; | |
| 703 | |
| 801 | 704 case '\a': |
| 705 return "\\a"; | |
| 706 | |
| 707 case '\b': // backspace | |
| 708 return "\\b"; | |
| 709 | |
| 710 case '\f': // formfeed | |
| 711 return "\\f"; | |
| 712 | |
| 713 case '\n': // newline | |
| 714 return "\\n"; | |
| 715 | |
| 716 case '\r': // carriage return | |
| 717 return "\\r"; | |
| 718 | |
| 719 case '\t': // horizontal tab | |
| 720 return "\\t"; | |
| 721 | |
| 722 case '\v': // vertical tab | |
| 723 return "\\v"; | |
| 724 | |
| 725 case '\\': // backslash | |
| 726 return "\\\\"; | |
| 727 | |
| 728 case '"': // double quote | |
| 729 return "\\\""; | |
| 730 | |
| 731 default: | |
| 1755 | 732 { |
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733 static char retval[2]; |
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734 retval[0] = c; |
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735 retval[1] = '\0'; |
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736 return retval; |
| 1755 | 737 } |
| 801 | 738 } |
| 739 } | |
| 740 | |
| 3536 | 741 std::string |
| 3523 | 742 undo_string_escapes (const std::string& s) |
| 801 | 743 { |
| 3523 | 744 std::string retval; |
| 801 | 745 |
| 1755 | 746 for (size_t i = 0; i < s.length (); i++) |
| 747 retval.append (undo_string_escape (s[i])); | |
| 801 | 748 |
| 1755 | 749 return retval; |
| 801 | 750 } |
| 751 | |
| 1957 | 752 DEFUN (undo_string_escapes, args, , |
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753 "-*- texinfo -*-\n\ |
| 3361 | 754 @deftypefn {Built-in Function} {} undo_string_escapes (@var{s})\n\ |
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755 Convert special characters in strings back to their escaped forms. For\n\ |
| 3361 | 756 example, the expression\n\ |
| 757 \n\ | |
| 758 @example\n\ | |
| 759 bell = \"\\a\";\n\ | |
| 760 @end example\n\ | |
| 761 \n\ | |
| 762 @noindent\n\ | |
| 763 assigns the value of the alert character (control-g, ASCII code 7) to\n\ | |
| 764 the string variable @code{bell}. If this string is printed, the\n\ | |
| 765 system will ring the terminal bell (if it is possible). This is\n\ | |
| 766 normally the desired outcome. However, sometimes it is useful to be\n\ | |
| 767 able to print the original representation of the string, with the\n\ | |
| 768 special characters replaced by their escape sequences. For example,\n\ | |
| 769 \n\ | |
| 770 @example\n\ | |
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771 @group\n\ |
| 3361 | 772 octave:13> undo_string_escapes (bell)\n\ |
| 773 ans = \\a\n\ | |
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774 @end group\n\ |
| 3361 | 775 @end example\n\ |
| 776 \n\ | |
| 777 @noindent\n\ | |
| 778 replaces the unprintable alert character with its printable\n\ | |
| 779 representation.\n\ | |
| 780 @end deftypefn") | |
| 801 | 781 { |
| 2086 | 782 octave_value retval; |
| 801 | 783 |
| 784 int nargin = args.length (); | |
| 785 | |
| 3103 | 786 if (nargin == 1) |
| 787 { | |
| 788 if (args(0).is_string ()) | |
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789 retval = undo_string_escapes (args(0).string_value ()); |
| 3103 | 790 else |
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791 error ("undo_string_escapes: S argument must be a string"); |
| 3103 | 792 } |
| 801 | 793 else |
| 5823 | 794 print_usage (); |
| 801 | 795 |
| 796 return retval; | |
| 797 } | |
| 798 | |
| 13094 | 799 /* |
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800 %!assert (undo_string_escapes ("foo\nbar"), 'foo\nbar') |
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801 %!assert (undo_string_escapes ("foo\nbar"), "foo\\nbar") |
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802 %!assert (undo_string_escapes (["foo", char(10), "bar"]), "foo\\nbar") |
| 13094 | 803 |
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804 %!assert (undo_string_escapes ("\a\b\f\n\r\t\v"), '\a\b\f\n\r\t\v') |
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805 %!assert (undo_string_escapes ("\a\b\f\n\r\t\v"), "\\a\\b\\f\\n\\r\\t\\v") |
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806 %!assert (undo_string_escapes (char ([7, 8, 12, 10, 13, 9, 11])), |
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807 %! "\\a\\b\\f\\n\\r\\t\\v") |
| 13094 | 808 |
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809 %!error undo_string_escapes () |
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810 %!error undo_string_escapes ("foo", "bar") |
| 13094 | 811 */ |
| 812 | |
| 8229 | 813 DEFUN (is_absolute_filename, args, , |
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814 "-*- texinfo -*-\n\ |
| 8229 | 815 @deftypefn {Built-in Function} {} is_absolute_filename (@var{file})\n\ |
| 816 Return true if @var{file} is an absolute filename.\n\ | |
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817 @seealso{is_rooted_relative_filename, make_absolute_filename, isdir}\n\ |
| 8229 | 818 @end deftypefn") |
| 819 { | |
| 820 octave_value retval = false; | |
| 821 | |
| 822 if (args.length () == 1) | |
| 823 retval = (args(0).is_string () | |
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824 && octave_env::absolute_pathname (args(0).string_value ())); |
| 8229 | 825 else |
| 826 print_usage (); | |
| 827 | |
| 828 return retval; | |
| 829 } | |
| 830 | |
| 13094 | 831 /* |
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832 ## FIXME: We need system-dependent tests here. |
| 13094 | 833 |
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834 %!error is_absolute_filename () |
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835 %!error is_absolute_filename ("foo", "bar") |
| 13094 | 836 */ |
| 837 | |
| 8229 | 838 DEFUN (is_rooted_relative_filename, args, , |
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839 "-*- texinfo -*-\n\ |
| 8229 | 840 @deftypefn {Built-in Function} {} is_rooted_relative_filename (@var{file})\n\ |
| 841 Return true if @var{file} is a rooted-relative filename.\n\ | |
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842 @seealso{is_absolute_filename, make_absolute_filename, isdir}\n\ |
| 8229 | 843 @end deftypefn") |
| 844 { | |
| 845 octave_value retval = false; | |
| 846 | |
| 847 if (args.length () == 1) | |
| 848 retval = (args(0).is_string () | |
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849 && octave_env::rooted_relative_pathname (args(0).string_value ())); |
| 8229 | 850 else |
| 851 print_usage (); | |
| 852 | |
| 853 return retval; | |
| 854 } | |
| 855 | |
| 13094 | 856 /* |
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857 ## FIXME: We need system-dependent tests here. |
| 13094 | 858 |
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859 %!error is_rooted_relative_filename () |
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860 %!error is_rooted_relative_filename ("foo", "bar") |
| 13094 | 861 */ |
| 862 | |
| 8229 | 863 DEFUN (make_absolute_filename, args, , |
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864 "-*- texinfo -*-\n\ |
| 8229 | 865 @deftypefn {Built-in Function} {} make_absolute_filename (@var{file})\n\ |
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866 Return the full name of @var{file} beginning from the root of the file\n\ |
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867 system. No check is done for the existence of @var{file}.\n\ |
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868 @seealso{canonicalize_file_name, is_absolute_filename, is_rooted_relative_filename, isdir}\n\ |
| 8229 | 869 @end deftypefn") |
| 870 { | |
| 871 octave_value retval = std::string (); | |
| 872 | |
| 873 if (args.length () == 1) | |
| 874 { | |
| 875 std::string nm = args(0).string_value (); | |
| 876 | |
| 877 if (! error_state) | |
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878 retval = octave_env::make_absolute (nm); |
| 8229 | 879 else |
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|
880 error ("make_absolute_filename: FILE argument must be a file name"); |
|
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|
881 } |
| 8229 | 882 else |
| 883 print_usage (); | |
| 884 | |
| 885 return retval; | |
| 886 } | |
| 887 | |
| 13094 | 888 /* |
|
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|
889 ## FIXME: We need system-dependent tests here. |
| 13094 | 890 |
|
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|
891 %!error make_absolute_filename () |
|
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892 %!error make_absolute_filename ("foo", "bar") |
| 13094 | 893 */ |
| 894 | |
| 8229 | 895 DEFUN (find_dir_in_path, args, , |
|
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896 "-*- texinfo -*-\n\ |
|
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897 @deftypefn {Built-in Function} {} find_dir_in_path (@var{dir})\n\ |
|
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898 @deftypefnx {Built-in Function} {} find_dir_in_path (@var{dir}, \"all\")\n\ |
| 8229 | 899 Return the full name of the path element matching @var{dir}. The\n\ |
| 900 match is performed at the end of each path element. For example, if\n\ | |
|
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|
901 @var{dir} is @qcode{\"foo/bar\"}, it matches the path element\n\ |
|
17290
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|
902 @nospell{@qcode{\"/some/dir/foo/bar\"}}, but not\n\ |
|
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|
903 @nospell{@qcode{\"/some/dir/foo/bar/baz\"}}\n\ |
|
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|
904 @nospell{@qcode{\"/some/dir/allfoo/bar\"}}.\n\ |
|
9806
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|
905 \n\ |
|
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906 The second argument is optional. If it is supplied, return a cell array\n\ |
|
12668
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|
907 containing all name matches rather than just the first.\n\ |
| 8229 | 908 @end deftypefn") |
| 909 { | |
| 910 octave_value retval = std::string (); | |
| 911 | |
|
9806
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912 int nargin = args.length (); |
|
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|
913 |
|
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|
914 std::string dir; |
|
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|
915 |
|
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|
916 if (nargin == 1 || nargin == 2) |
| 8229 | 917 { |
|
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918 dir = args(0).string_value (); |
| 8229 | 919 |
| 920 if (! error_state) | |
|
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921 { |
|
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922 if (nargin == 1) |
|
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923 retval = load_path::find_dir (dir); |
|
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924 else if (nargin == 2) |
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925 retval = Cell (load_path::find_matching_dirs (dir)); |
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926 } |
| 8229 | 927 else |
|
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|
928 error ("find_dir_in_path: DIR must be a directory name"); |
| 8229 | 929 } |
| 930 else | |
| 931 print_usage (); | |
| 932 | |
| 933 return retval; | |
| 934 } | |
| 935 | |
| 13094 | 936 /* |
|
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937 ## FIXME: We need system-dependent tests here. |
| 13094 | 938 |
|
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|
939 %!error find_dir_in_path () |
|
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940 %!error find_dir_in_path ("foo", "bar", 1) |
| 13094 | 941 */ |
| 942 | |
| 5465 | 943 DEFUNX ("errno", Ferrno, args, , |
|
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944 "-*- texinfo -*-\n\ |
| 10840 | 945 @deftypefn {Built-in Function} {@var{err} =} errno ()\n\ |
| 5465 | 946 @deftypefnx {Built-in Function} {@var{err} =} errno (@var{val})\n\ |
| 947 @deftypefnx {Built-in Function} {@var{err} =} errno (@var{name})\n\ | |
| 948 Return the current value of the system-dependent variable errno,\n\ | |
| 949 set its value to @var{val} and return the previous value, or return\n\ | |
| 950 the named error code given @var{name} as a character string, or -1\n\ | |
| 951 if @var{name} is not found.\n\ | |
| 3716 | 952 @end deftypefn") |
| 953 { | |
| 954 octave_value retval; | |
| 955 | |
| 5465 | 956 int nargin = args.length (); |
| 957 | |
| 958 if (nargin == 1) | |
| 959 { | |
| 960 if (args(0).is_string ()) | |
|
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961 { |
|
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962 std::string nm = args(0).string_value (); |
| 5465 | 963 |
|
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964 if (! error_state) |
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965 retval = octave_errno::lookup (nm); |
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966 else |
|
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967 error ("errno: expecting character string argument"); |
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968 } |
| 5465 | 969 else |
|
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970 { |
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971 int val = args(0).int_value (); |
| 5465 | 972 |
|
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973 if (! error_state) |
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974 retval = octave_errno::set (val); |
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975 else |
|
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976 error ("errno: expecting integer argument"); |
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977 } |
| 5465 | 978 } |
| 979 else if (nargin == 0) | |
| 980 retval = octave_errno::get (); | |
| 3716 | 981 else |
| 5823 | 982 print_usage (); |
| 3716 | 983 |
| 984 return retval; | |
| 985 } | |
| 986 | |
| 13094 | 987 /* |
|
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988 %!assert (isnumeric (errno ())) |
| 13094 | 989 |
| 990 %!test | |
| 991 %! lst = errno_list (); | |
| 992 %! fns = fieldnames (lst); | |
| 993 %! oldval = errno (fns{1}); | |
| 994 %! assert (isnumeric (oldval)); | |
| 995 %! errno (oldval); | |
| 996 %! newval = errno (); | |
| 997 %! assert (oldval, newval); | |
|
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998 |
|
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999 %!error errno ("foo", 1) |
| 13094 | 1000 */ |
| 1001 | |
| 5465 | 1002 DEFUN (errno_list, args, , |
|
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1003 "-*- texinfo -*-\n\ |
| 5465 | 1004 @deftypefn {Built-in Function} {} errno_list ()\n\ |
| 1005 Return a structure containing the system-dependent errno values.\n\ | |
| 1006 @end deftypefn") | |
| 1007 { | |
| 1008 octave_value retval; | |
| 1009 | |
| 1010 if (args.length () == 0) | |
| 1011 retval = octave_errno::list (); | |
| 1012 else | |
| 5823 | 1013 print_usage (); |
| 5465 | 1014 |
| 1015 return retval; | |
| 1016 } | |
| 3716 | 1017 |
| 13094 | 1018 /* |
|
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1019 %!assert (isstruct (errno_list ())) |
| 13094 | 1020 |
|
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1021 %!error errno_list ("foo") |
| 13094 | 1022 */ |
| 1023 | |
| 2285 | 1024 static void |
| 5275 | 1025 check_dimensions (octave_idx_type& nr, octave_idx_type& nc, const char *warnfor) |
| 3354 | 1026 { |
| 1027 if (nr < 0 || nc < 0) | |
| 1028 { | |
| 5781 | 1029 warning_with_id ("Octave:neg-dim-as-zero", |
|
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1030 "%s: converting negative dimension to zero", warnfor); |
| 3354 | 1031 |
| 4457 | 1032 nr = (nr < 0) ? 0 : nr; |
| 1033 nc = (nc < 0) ? 0 : nc; | |
| 3354 | 1034 } |
| 1035 } | |
| 1036 | |
| 1037 void | |
| 4513 | 1038 check_dimensions (dim_vector& dim, const char *warnfor) |
| 4481 | 1039 { |
| 1040 bool neg = false; | |
| 1041 | |
| 1042 for (int i = 0; i < dim.length (); i++) | |
| 1043 { | |
| 1044 if (dim(i) < 0) | |
| 1045 { | |
| 1046 dim(i) = 0; | |
| 1047 neg = true; | |
| 1048 } | |
| 1049 } | |
| 1050 | |
| 5781 | 1051 if (neg) |
| 1052 warning_with_id ("Octave:neg-dim-as-zero", | |
|
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1053 "%s: converting negative dimension to zero", warnfor); |
| 4481 | 1054 } |
| 1055 | |
| 1056 | |
| 1057 void | |
| 1058 get_dimensions (const octave_value& a, const char *warn_for, | |
| 4513 | 1059 dim_vector& dim) |
| 4481 | 1060 { |
| 1061 if (a.is_scalar_type ()) | |
| 1062 { | |
| 1063 dim.resize (2); | |
| 4732 | 1064 dim(0) = a.int_value (); |
| 4481 | 1065 dim(1) = dim(0); |
| 1066 } | |
| 1067 else | |
| 1068 { | |
| 5275 | 1069 octave_idx_type nr = a.rows (); |
| 1070 octave_idx_type nc = a.columns (); | |
| 4481 | 1071 |
| 1072 if (nr == 1 || nc == 1) | |
| 1073 { | |
| 1074 Array<double> v = a.vector_value (); | |
| 1075 | |
| 1076 if (error_state) | |
| 1077 return; | |
| 1078 | |
| 5275 | 1079 octave_idx_type n = v.length (); |
| 4481 | 1080 dim.resize (n); |
| 5275 | 1081 for (octave_idx_type i = 0; i < n; i++) |
| 4783 | 1082 dim(i) = static_cast<int> (fix (v(i))); |
| 4481 | 1083 } |
| 1084 else | |
| 5257 | 1085 error ("%s (A): use %s (size (A)) instead", warn_for, warn_for); |
| 4481 | 1086 } |
| 1087 | |
| 5258 | 1088 if (! error_state) |
| 1089 check_dimensions (dim, warn_for); // May set error_state. | |
| 4481 | 1090 } |
| 1091 | |
| 1092 | |
| 1093 void | |
| 3354 | 1094 get_dimensions (const octave_value& a, const char *warn_for, |
|
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1095 octave_idx_type& nr, octave_idx_type& nc) |
| 3354 | 1096 { |
| 1097 if (a.is_scalar_type ()) | |
| 1098 { | |
| 4732 | 1099 nr = nc = a.int_value (); |
| 3354 | 1100 } |
| 1101 else | |
| 1102 { | |
| 1103 nr = a.rows (); | |
| 1104 nc = a.columns (); | |
| 1105 | |
| 1106 if ((nr == 1 && nc == 2) || (nr == 2 && nc == 1)) | |
|
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1107 { |
|
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1108 Array<double> v = a.vector_value (); |
| 3354 | 1109 |
|
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1110 if (error_state) |
|
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1111 return; |
| 3354 | 1112 |
|
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1113 nr = static_cast<octave_idx_type> (fix (v (0))); |
|
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1114 nc = static_cast<octave_idx_type> (fix (v (1))); |
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1115 } |
| 3354 | 1116 else |
|
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1117 error ("%s (A): use %s (size (A)) instead", warn_for, warn_for); |
| 3354 | 1118 } |
| 1119 | |
| 5258 | 1120 if (! error_state) |
| 1121 check_dimensions (nr, nc, warn_for); // May set error_state. | |
| 3354 | 1122 } |
| 1123 | |
| 1124 void | |
| 1125 get_dimensions (const octave_value& a, const octave_value& b, | |
|
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1126 const char *warn_for, octave_idx_type& nr, octave_idx_type& nc) |
| 3354 | 1127 { |
| 4732 | 1128 nr = a.is_empty () ? 0 : a.int_value (); |
| 1129 nc = b.is_empty () ? 0 : b.int_value (); | |
| 3354 | 1130 |
| 1131 if (error_state) | |
| 1132 error ("%s: expecting two scalar arguments", warn_for); | |
| 1133 else | |
| 1134 check_dimensions (nr, nc, warn_for); // May set error_state. | |
| 1135 } | |
| 1136 | |
|
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1137 octave_idx_type |
|
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1138 dims_to_numel (const dim_vector& dims, const octave_value_list& idx) |
|
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1139 { |
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1140 octave_idx_type retval; |
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1141 |
|
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1142 octave_idx_type len = idx.length (); |
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1143 |
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1144 if (len == 0) |
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1145 retval = dims.numel (); |
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1146 else |
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1147 { |
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9487
diff
changeset
|
1148 const dim_vector dv = dims.redim (len); |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1149 retval = 1; |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
9487
diff
changeset
|
1150 for (octave_idx_type i = 0; i < len; i++) |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1151 { |
|
9842
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1152 octave_value idxi = idx(i); |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1153 if (idxi.is_magic_colon ()) |
|
9705
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
9487
diff
changeset
|
1154 retval *= dv(i); |
|
9842
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1155 else if (idxi.is_numeric_type ()) |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1156 retval *= idxi.numel (); |
|
9705
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
1157 else |
|
9842
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1158 { |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1159 idx_vector jdx = idxi.index_vector (); |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1160 if (error_state) |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1161 break; |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1162 retval *= jdx.length (dv(i)); |
|
10519b4d6507
fix indexed numel for non-numeric indices
Jaroslav Hajek <highegg@gmail.com>
parents:
9806
diff
changeset
|
1163 } |
|
9705
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
1164 } |
|
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avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1165 } |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1166 |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1167 return retval; |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
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diff
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|
1168 } |
|
5acd99c3e794
avoid recursive overloaded calls in builtin numel
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diff
changeset
|
1169 |
| 4478 | 1170 Matrix |
| 5275 | 1171 identity_matrix (octave_idx_type nr, octave_idx_type nc) |
| 4478 | 1172 { |
| 1173 Matrix m (nr, nc, 0.0); | |
| 1174 | |
| 1175 if (nr > 0 && nc > 0) | |
| 1176 { | |
| 5275 | 1177 octave_idx_type n = std::min (nr, nc); |
| 4478 | 1178 |
| 5275 | 1179 for (octave_idx_type i = 0; i < n; i++) |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1180 m (i, i) = 1.0; |
| 4478 | 1181 } |
| 1182 | |
| 1183 return m; | |
| 1184 } | |
| 1185 | |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
1186 FloatMatrix |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
1187 float_identity_matrix (octave_idx_type nr, octave_idx_type nc) |
|
82be108cc558
First attempt at single precision tyeps
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diff
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|
1188 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
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|
1189 FloatMatrix m (nr, nc, 0.0); |
|
82be108cc558
First attempt at single precision tyeps
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diff
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|
1190 |
|
82be108cc558
First attempt at single precision tyeps
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|
1191 if (nr > 0 && nc > 0) |
|
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First attempt at single precision tyeps
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|
1192 { |
|
82be108cc558
First attempt at single precision tyeps
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diff
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|
1193 octave_idx_type n = std::min (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1194 |
|
82be108cc558
First attempt at single precision tyeps
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changeset
|
1195 for (octave_idx_type i = 0; i < n; i++) |
|
10315
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untabify src C++ source files
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|
1196 m (i, i) = 1.0; |
|
7789
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First attempt at single precision tyeps
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diff
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|
1197 } |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1198 |
|
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First attempt at single precision tyeps
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diff
changeset
|
1199 return m; |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1200 } |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
1201 |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1202 size_t |
| 3622 | 1203 octave_format (std::ostream& os, const char *fmt, ...) |
| 3620 | 1204 { |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1205 size_t retval; |
| 3620 | 1206 |
| 1207 va_list args; | |
| 1208 va_start (args, fmt); | |
| 1209 | |
| 1210 retval = octave_vformat (os, fmt, args); | |
| 1211 | |
| 1212 va_end (args); | |
| 1213 | |
| 1214 return retval; | |
| 1215 } | |
| 1216 | |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1217 size_t |
| 3622 | 1218 octave_vformat (std::ostream& os, const char *fmt, va_list args) |
| 3620 | 1219 { |
|
14005
f8556baf1949
rename octave_vsnprintf and octave_snprintf
John W. Eaton <jwe@octave.org>
parents:
13991
diff
changeset
|
1220 std::string s = octave_vasprintf (fmt, args); |
| 3620 | 1221 |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1222 os << s; |
| 3620 | 1223 |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1224 return s.length (); |
|
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1225 } |
| 4135 | 1226 |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1227 std::string |
|
14005
f8556baf1949
rename octave_vsnprintf and octave_snprintf
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1228 octave_vasprintf (const char *fmt, va_list args) |
|
13991
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1229 { |
|
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avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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changeset
|
1230 std::string retval; |
|
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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changeset
|
1231 |
|
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1232 char *result; |
| 4302 | 1233 |
|
14005
f8556baf1949
rename octave_vsnprintf and octave_snprintf
John W. Eaton <jwe@octave.org>
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13991
diff
changeset
|
1234 int status = gnulib::vasprintf (&result, fmt, args); |
| 4302 | 1235 |
|
13991
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avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1236 if (status >= 0) |
|
051a8f94b6f8
avoid memory issue with octave_vsnprintf
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|
1237 { |
|
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avoid memory issue with octave_vsnprintf
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diff
changeset
|
1238 retval = result; |
|
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
parents:
13932
diff
changeset
|
1239 ::free (result); |
| 4302 | 1240 } |
| 3620 | 1241 |
| 1242 return retval; | |
| 1243 } | |
| 1244 | |
|
13991
051a8f94b6f8
avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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13932
diff
changeset
|
1245 std::string |
|
14005
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rename octave_vsnprintf and octave_snprintf
John W. Eaton <jwe@octave.org>
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13991
diff
changeset
|
1246 octave_asprintf (const char *fmt, ...) |
| 4302 | 1247 { |
|
13991
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avoid memory issue with octave_vsnprintf
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1248 std::string retval; |
| 4302 | 1249 |
| 1250 va_list args; | |
| 1251 va_start (args, fmt); | |
| 1252 | |
|
14005
f8556baf1949
rename octave_vsnprintf and octave_snprintf
John W. Eaton <jwe@octave.org>
parents:
13991
diff
changeset
|
1253 retval = octave_vasprintf (fmt, args); |
| 4302 | 1254 |
| 1255 va_end (args); | |
| 1256 | |
| 1257 return retval; | |
| 1258 } | |
| 1259 | |
| 4086 | 1260 void |
| 1261 octave_sleep (double seconds) | |
| 1262 { | |
| 1263 if (seconds > 0) | |
| 1264 { | |
| 1265 double t; | |
| 1266 | |
| 4093 | 1267 unsigned int usec |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1268 = static_cast<unsigned int> (modf (seconds, &t) * 1000000); |
| 4086 | 1269 |
| 4093 | 1270 unsigned int sec |
|
15215
9020dddc925a
use std::numeric_limits for integer max and min values
John W. Eaton <jwe@octave.org>
parents:
15195
diff
changeset
|
1271 = ((t > std::numeric_limits<unsigned int>::max ()) |
|
9020dddc925a
use std::numeric_limits for integer max and min values
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diff
changeset
|
1272 ? std::numeric_limits<unsigned int>::max () |
|
9020dddc925a
use std::numeric_limits for integer max and min values
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1273 : static_cast<unsigned int> (t)); |
| 4086 | 1274 |
| 5770 | 1275 // Versions of these functions that accept unsigned int args are |
| 1276 // defined in cutils.c. | |
| 4086 | 1277 octave_sleep (sec); |
| 1278 octave_usleep (usec); | |
|
10070
897e62651c0a
correctly handle interrupts in pause()
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1279 |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
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parents:
10086
diff
changeset
|
1280 octave_quit (); |
| 4086 | 1281 } |
| 1282 } | |
| 1283 | |
|
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changeset
|
1284 DEFUN (isindex, args, , |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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17744
diff
changeset
|
1285 "-*- texinfo -*-\n\ |
|
11431
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Improve docstrings for all isXXX functions.
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11066
diff
changeset
|
1286 @deftypefn {Built-in Function} {} isindex (@var{ind})\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
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diff
changeset
|
1287 @deftypefnx {Built-in Function} {} isindex (@var{ind}, @var{n})\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
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diff
changeset
|
1288 Return true if @var{ind} is a valid index. Valid indices are\n\ |
|
11575
d6619410e79c
Spellcheck documentation before 3.4 release.
Rik <octave@nomad.inbox5.com>
parents:
11572
diff
changeset
|
1289 either positive integers (although possibly of real data type), or logical\n\ |
|
11431
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Improve docstrings for all isXXX functions.
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diff
changeset
|
1290 arrays. If present, @var{n} specifies the maximum extent of the dimension\n\ |
|
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diff
changeset
|
1291 to be indexed. When possible the internal result is cached so that\n\ |
|
0d9640d755b1
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diff
changeset
|
1292 subsequent indexing using @var{ind} will not perform the check again.\n\ |
|
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|
1293 @end deftypefn") |
|
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|
1294 { |
|
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|
1295 octave_value retval; |
|
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|
1296 int nargin = args.length (); |
|
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|
1297 octave_idx_type n = 0; |
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|
1298 |
|
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|
1299 if (nargin == 2) |
|
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1300 n = args(1).idx_type_value (); |
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1301 else if (nargin != 1) |
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|
1302 print_usage (); |
|
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1303 |
|
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|
1304 if (! error_state) |
|
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|
1305 { |
|
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changeset
|
1306 unwind_protect frame; |
|
10605
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|
1307 |
|
10613
e103fb2182ce
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changeset
|
1308 frame.protect_var (Vallow_noninteger_range_as_index); |
|
e103fb2182ce
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changeset
|
1309 Vallow_noninteger_range_as_index = false; |
|
10605
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|
1310 |
|
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changeset
|
1311 frame.protect_var (error_state); |
|
10605
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|
1312 |
|
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changeset
|
1313 frame.protect_var (discard_error_messages); |
|
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|
1314 discard_error_messages = true; |
|
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1315 |
|
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|
1316 try |
|
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|
1317 { |
|
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changeset
|
1318 idx_vector idx = args(0).index_vector (); |
|
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1319 if (! error_state) |
|
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|
1320 { |
|
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changeset
|
1321 if (nargin == 2) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1322 retval = idx.extent (n) <= n; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1323 else |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1324 retval = true; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1325 } |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1326 else |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1327 retval = false; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1328 } |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1329 catch (octave_execution_exception) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1330 { |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1331 retval = false; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1332 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1333 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1334 |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1335 return retval; |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1336 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1337 |
| 13094 | 1338 /* |
|
14429
eff4a5933e28
Update %!tests in src/ directory with Octave coding conventions.
Rik <octave@nomad.inbox5.com>
parents:
14138
diff
changeset
|
1339 %!assert (isindex ([1, 2, 3])) |
|
eff4a5933e28
Update %!tests in src/ directory with Octave coding conventions.
Rik <octave@nomad.inbox5.com>
parents:
14138
diff
changeset
|
1340 %!assert (isindex (1:3)) |
|
eff4a5933e28
Update %!tests in src/ directory with Octave coding conventions.
Rik <octave@nomad.inbox5.com>
parents:
14138
diff
changeset
|
1341 %!assert (isindex ([1, 2, -3]), false) |
| 13094 | 1342 |
|
14429
eff4a5933e28
Update %!tests in src/ directory with Octave coding conventions.
Rik <octave@nomad.inbox5.com>
parents:
14138
diff
changeset
|
1343 %!error isindex () |
| 13094 | 1344 */ |
| 1345 | |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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changeset
|
1346 octave_value_list |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1347 do_simple_cellfun (octave_value_list (*fun) (const octave_value_list&, int), |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1348 const char *fun_name, const octave_value_list& args, |
|
10086
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1349 int nargout) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1350 { |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1351 octave_value_list new_args = args, retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1352 int nargin = args.length (); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1353 OCTAVE_LOCAL_BUFFER (bool, iscell, nargin); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1354 OCTAVE_LOCAL_BUFFER (Cell, cells, nargin); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1355 OCTAVE_LOCAL_BUFFER (Cell, rcells, nargout); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1356 |
|
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1357 const Cell *ccells = cells; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1358 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1359 octave_idx_type numel = 1; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1360 dim_vector dims (1, 1); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1361 |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1362 for (int i = 0; i < nargin; i++) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1363 { |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1364 octave_value arg = new_args(i); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1365 iscell[i] = arg.is_cell (); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1366 if (iscell[i]) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1367 { |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1368 cells[i] = arg.cell_value (); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1369 octave_idx_type n = ccells[i].numel (); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1370 if (n == 1) |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1371 { |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1372 iscell[i] = false; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1373 new_args(i) = ccells[i](0); |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1374 } |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1375 else if (numel == 1) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1376 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1377 numel = n; |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1378 dims = ccells[i].dims (); |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1379 } |
|
10086
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1380 else if (dims != ccells[i].dims ()) |
|
76df75b10c80
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parents:
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diff
changeset
|
1381 { |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1382 error ("%s: cell arguments must have matching sizes", fun_name); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1383 break; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
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parents:
10070
diff
changeset
|
1384 } |
|
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parents:
10070
diff
changeset
|
1385 } |
|
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parents:
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diff
changeset
|
1386 } |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1387 |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1388 if (! error_state) |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1389 { |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1390 for (int i = 0; i < nargout; i++) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1391 rcells[i].clear (dims); |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1392 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1393 for (octave_idx_type j = 0; j < numel; j++) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1394 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1395 for (int i = 0; i < nargin; i++) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1396 if (iscell[i]) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1397 new_args(i) = ccells[i](j); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1398 |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10086
diff
changeset
|
1399 octave_quit (); |
|
10086
76df75b10c80
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parents:
10070
diff
changeset
|
1400 |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1401 const octave_value_list tmp = fun (new_args, nargout); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1402 |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1403 if (tmp.length () < nargout) |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1404 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1405 error ("%s: do_simple_cellfun: internal error", fun_name); |
|
76df75b10c80
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parents:
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changeset
|
1406 break; |
|
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parents:
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diff
changeset
|
1407 } |
|
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1408 else |
|
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parents:
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diff
changeset
|
1409 { |
|
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parents:
10070
diff
changeset
|
1410 for (int i = 0; i < nargout; i++) |
|
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parents:
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diff
changeset
|
1411 rcells[i](j) = tmp(i); |
|
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parents:
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diff
changeset
|
1412 } |
|
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parents:
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diff
changeset
|
1413 } |
|
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parents:
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diff
changeset
|
1414 } |
|
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parents:
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diff
changeset
|
1415 |
|
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parents:
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diff
changeset
|
1416 if (! error_state) |
|
76df75b10c80
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parents:
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diff
changeset
|
1417 { |
|
76df75b10c80
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parents:
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diff
changeset
|
1418 retval.resize (nargout); |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1419 for (int i = 0; i < nargout; i++) |
|
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parents:
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diff
changeset
|
1420 retval(i) = rcells[i]; |
|
76df75b10c80
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parents:
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changeset
|
1421 } |
|
76df75b10c80
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diff
changeset
|
1422 |
|
76df75b10c80
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diff
changeset
|
1423 return retval; |
|
76df75b10c80
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diff
changeset
|
1424 } |
|
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changeset
|
1425 |
|
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diff
changeset
|
1426 octave_value |
|
76df75b10c80
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changeset
|
1427 do_simple_cellfun (octave_value_list (*fun) (const octave_value_list&, int), |
|
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changeset
|
1428 const char *fun_name, const octave_value_list& args) |
|
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changeset
|
1429 { |
|
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diff
changeset
|
1430 octave_value retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
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changeset
|
1431 const octave_value_list tmp = do_simple_cellfun (fun, fun_name, args, 1); |
|
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changeset
|
1432 if (tmp.length () > 0) |
|
76df75b10c80
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diff
changeset
|
1433 retval = tmp(0); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
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changeset
|
1434 |
|
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diff
changeset
|
1435 return retval; |
|
76df75b10c80
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10070
diff
changeset
|
1436 } |