Mercurial > octave
annotate libinterp/corefcn/toplev.h @ 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 | bc139ccccef9 |
rev | line source |
---|---|
1 | 1 /* |
2 | |
17744
d63878346099
maint: Update copyright notices for release.
John W. Eaton <jwe@octave.org>
parents:
17084
diff
changeset
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3 Copyright (C) 1993-2013 John W. Eaton |
1 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
10 option) any later version. | |
1 | 11 |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
1 | 20 |
21 */ | |
22 | |
1670 | 23 #if !defined (octave_toplev_h) |
24 #define octave_toplev_h 1 | |
1 | 25 |
1355 | 26 #include <cstdio> |
1 | 27 |
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28 #include <deque> |
3503 | 29 #include <string> |
30 | |
2086 | 31 class octave_value; |
2796 | 32 class octave_value_list; |
5743 | 33 class octave_function; |
5744 | 34 class octave_user_script; |
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35 class tree_statement; |
578 | 36 class tree_statement_list; |
1572 | 37 class charMatrix; |
1 | 38 |
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39 #include "quit.h" |
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40 |
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initial implementation of dbup and dbdown
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41 #include "input.h" |
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42 #include "oct-map.h" |
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43 #include "symtab.h" |
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44 |
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45 |
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46 typedef void (*octave_exit_func) (int); |
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47 extern OCTINTERP_API octave_exit_func octave_exit; |
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48 |
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49 extern OCTINTERP_API bool quit_allowed; |
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50 |
9383 | 51 extern OCTINTERP_API bool quitting_gracefully; |
52 | |
53 extern OCTINTERP_API int exit_status; | |
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54 |
7250 | 55 extern OCTINTERP_API void |
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56 clean_up_and_exit (int status, bool safe_to_return = false); |
574 | 57 |
7250 | 58 extern OCTINTERP_API void recover_from_exception (void); |
7202 | 59 |
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60 extern OCTINTERP_API int main_loop (void); |
1907 | 61 |
7250 | 62 extern OCTINTERP_API void |
7409 | 63 octave_add_atexit_function (const std::string& fname); |
64 | |
65 extern OCTINTERP_API bool | |
66 octave_remove_atexit_function (const std::string& fname); | |
67 | |
4217 | 68 // TRUE means we are ready to interpret commands, but not everything |
69 // is ready for interactive use. | |
7185 | 70 extern OCTINTERP_API bool octave_interpreter_ready; |
4217 | 71 |
4172 | 72 // TRUE means we've processed all the init code and we are good to go. |
7185 | 73 extern OCTINTERP_API bool octave_initialized; |
4172 | 74 |
5743 | 75 class |
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76 OCTINTERP_API |
5743 | 77 octave_call_stack |
78 { | |
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79 private: |
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80 |
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81 struct call_stack_elt |
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82 { |
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83 call_stack_elt (octave_function *f, symbol_table::scope_id s, |
10313 | 84 symbol_table::context_id c, size_t p = 0) |
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85 : fcn (f), line (-1), column (-1), scope (s), context (c), prev (p) |
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86 { } |
7901 | 87 |
88 call_stack_elt (const call_stack_elt& elt) | |
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89 : fcn (elt.fcn), line (elt.line), column (elt.column), |
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90 scope (elt.scope), context (elt.context), prev (elt.prev) |
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91 { } |
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92 |
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93 octave_function *fcn; |
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94 int line; |
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95 int column; |
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96 symbol_table::scope_id scope; |
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97 symbol_table::context_id context; |
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99 }; |
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100 |
5743 | 101 protected: |
102 | |
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103 octave_call_stack (void) : cs (), curr_frame (0) { } |
5743 | 104 |
105 public: | |
106 | |
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107 typedef std::deque<call_stack_elt>::iterator iterator; |
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108 typedef std::deque<call_stack_elt>::const_iterator const_iterator; |
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110 typedef std::deque<call_stack_elt>::reverse_iterator |
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111 reverse_iterator; |
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112 typedef std::deque<call_stack_elt>::const_reverse_iterator |
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113 const_reverse_iterator; |
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115 static void create_instance (void); |
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116 |
5743 | 117 static bool instance_ok (void) |
118 { | |
119 bool retval = true; | |
120 | |
121 if (! instance) | |
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122 create_instance (); |
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124 if (! instance) |
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125 { |
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126 ::error ("unable to create call stack object!"); |
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128 retval = false; |
5743 | 129 } |
130 | |
131 return retval; | |
132 } | |
133 | |
134 // Current function (top of stack). | |
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135 static octave_function *current (void) |
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136 { |
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137 return instance_ok () ? instance->do_current () : 0; |
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138 } |
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140 // Current line in current function. |
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141 static int current_line (void) |
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142 { |
7877 | 143 return instance_ok () ? instance->do_current_line () : -1; |
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144 } |
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145 |
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146 // Current column in current function. |
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147 static int current_column (void) |
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148 { |
7877 | 149 return instance_ok () ? instance->do_current_column () : -1; |
150 } | |
151 | |
152 // Line in user code caller. | |
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153 static int caller_user_code_line (void) |
7877 | 154 { |
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155 return instance_ok () ? instance->do_caller_user_code_line () : -1; |
7877 | 156 } |
157 | |
158 // Column in user code caller. | |
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159 static int caller_user_code_column (void) |
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161 return instance_ok () ? instance->do_caller_user_code_column () : -1; |
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162 } |
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163 |
5743 | 164 // Caller function, may be built-in. |
165 static octave_function *caller (void) | |
166 { | |
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167 return instance_ok () ? instance->do_caller () : 0; |
5743 | 168 } |
169 | |
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170 static size_t current_frame (void) |
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171 { |
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172 return instance_ok () ? instance->do_current_frame () : 0; |
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173 } |
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174 |
7890 | 175 static size_t size (void) |
176 { | |
177 return instance_ok () ? instance->do_size () : 0; | |
178 } | |
179 | |
7901 | 180 static size_t num_user_code_frames (octave_idx_type& curr_user_frame) |
181 { | |
182 return instance_ok () | |
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183 ? instance->do_num_user_code_frames (curr_user_frame) : 0; |
7901 | 184 } |
185 | |
186 static symbol_table::scope_id current_scope (void) | |
187 { | |
188 return instance_ok () ? instance->do_current_scope () : 0; | |
189 } | |
190 | |
191 static symbol_table::context_id current_context (void) | |
192 { | |
193 return instance_ok () ? instance->do_current_context () : 0; | |
194 } | |
195 | |
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196 // Function at location N on the call stack (N == 0 is current), may |
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197 // be built-in. |
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198 static octave_function *element (size_t n) |
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199 { |
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200 return instance_ok () ? instance->do_element (n) : 0; |
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201 } |
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202 |
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203 // First user-defined function on the stack. |
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204 static octave_user_code *caller_user_code (size_t nskip = 0) |
5743 | 205 { |
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206 return instance_ok () ? instance->do_caller_user_code (nskip) : 0; |
5743 | 207 } |
208 | |
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209 static void |
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210 push (octave_function *f, |
10313 | 211 symbol_table::scope_id scope = symbol_table::current_scope (), |
212 symbol_table::context_id context = symbol_table::current_context ()) | |
5743 | 213 { |
214 if (instance_ok ()) | |
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215 instance->do_push (f, scope, context); |
5743 | 216 } |
217 | |
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218 static void |
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219 push (symbol_table::scope_id scope = symbol_table::current_scope (), |
10313 | 220 symbol_table::context_id context = symbol_table::current_context ()) |
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221 { |
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222 if (instance_ok ()) |
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223 instance->do_push (0, scope, context); |
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224 } |
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225 |
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226 static void set_location (int l, int c) |
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227 { |
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228 if (instance_ok ()) |
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229 instance->do_set_location (l, c); |
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230 } |
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231 |
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232 static void set_line (int l) |
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233 { |
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234 if (instance_ok ()) |
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235 instance->do_set_line (l); |
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236 } |
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237 |
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238 static void set_column (int c) |
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239 { |
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240 if (instance_ok ()) |
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241 instance->do_set_column (c); |
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242 } |
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243 |
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244 static bool goto_frame (size_t n = 0, bool verbose = false) |
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245 { |
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246 return instance_ok () ? instance->do_goto_frame (n, verbose) : false; |
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247 } |
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248 |
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249 static void restore_frame (size_t n) |
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250 { |
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251 goto_frame (n); |
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252 } |
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253 |
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254 static bool goto_frame_relative (int n, bool verbose = false) |
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255 { |
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256 return instance_ok () |
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257 ? instance->do_goto_frame_relative (n, verbose) : false; |
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258 } |
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259 |
7901 | 260 static void goto_caller_frame (void) |
261 { | |
262 if (instance_ok ()) | |
263 instance->do_goto_caller_frame (); | |
264 } | |
265 | |
266 static void goto_base_frame (void) | |
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267 { |
7901 | 268 if (instance_ok ()) |
269 instance->do_goto_base_frame (); | |
270 } | |
271 | |
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272 static octave_map backtrace (size_t nskip, octave_idx_type& curr_user_frame) |
7901 | 273 { |
274 return instance_ok () | |
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275 ? instance->do_backtrace (nskip, curr_user_frame) : octave_map (); |
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276 } |
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277 |
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278 static octave_map empty_backtrace (void); |
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279 |
5743 | 280 static void pop (void) |
281 { | |
282 if (instance_ok ()) | |
283 instance->do_pop (); | |
284 } | |
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285 |
5743 | 286 static void clear (void) |
287 { | |
288 if (instance_ok ()) | |
289 instance->do_clear (); | |
290 } | |
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291 |
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292 static void backtrace_error_message (void) |
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293 { |
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294 if (instance_ok ()) |
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295 instance->do_backtrace_error_message (); |
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296 } |
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297 |
5743 | 298 private: |
299 | |
300 // The current call stack. | |
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301 std::deque<call_stack_elt> cs; |
5743 | 302 |
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303 size_t curr_frame; |
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304 |
5743 | 305 static octave_call_stack *instance; |
306 | |
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307 static void cleanup_instance (void) { delete instance; instance = 0; } |
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308 |
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309 int do_current_line (void) const; |
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310 |
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311 int do_current_column (void) const; |
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312 |
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313 int do_caller_user_code_line (void) const; |
7877 | 314 |
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315 int do_caller_user_code_column (void) const; |
7877 | 316 |
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317 octave_function *do_caller (void) const |
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318 { |
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319 return curr_frame > 1 ? cs[curr_frame-1].fcn : cs[0].fcn; |
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320 } |
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321 |
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322 size_t do_current_frame (void) { return curr_frame; } |
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323 |
7890 | 324 size_t do_size (void) { return cs.size (); } |
325 | |
7901 | 326 size_t do_num_user_code_frames (octave_idx_type& curr_user_frame) const; |
327 | |
328 symbol_table::scope_id do_current_scope (void) const | |
329 { | |
330 return curr_frame > 0 && curr_frame < cs.size () | |
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331 ? cs[curr_frame].scope : 0; |
7901 | 332 } |
333 | |
334 symbol_table::context_id do_current_context (void) const | |
335 { | |
336 return curr_frame > 0 && curr_frame < cs.size () | |
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337 ? cs[curr_frame].context : 0; |
7901 | 338 } |
339 | |
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340 octave_function *do_element (size_t n) |
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341 { |
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342 octave_function *retval = 0; |
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343 |
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344 if (cs.size () > n) |
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345 { |
10313 | 346 call_stack_elt& elt = cs[n]; |
347 retval = elt.fcn; | |
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348 } |
5743 | 349 |
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350 return retval; |
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351 } |
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352 |
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353 octave_user_code *do_caller_user_code (size_t nskip) const; |
5744 | 354 |
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355 void do_push (octave_function *f, symbol_table::scope_id scope, |
10313 | 356 symbol_table::context_id context) |
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357 { |
7901 | 358 size_t prev_frame = curr_frame; |
359 curr_frame = cs.size (); | |
360 cs.push_back (call_stack_elt (f, scope, context, prev_frame)); | |
361 symbol_table::set_scope_and_context (scope, context); | |
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362 } |
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363 |
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364 octave_function *do_current (void) const |
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365 { |
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366 octave_function *retval = 0; |
5744 | 367 |
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368 if (! cs.empty ()) |
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369 { |
10313 | 370 const call_stack_elt& elt = cs[curr_frame]; |
371 retval = elt.fcn; | |
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372 } |
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373 |
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374 return retval; |
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375 } |
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376 |
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377 void do_set_location (int l, int c) |
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378 { |
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379 if (! cs.empty ()) |
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380 { |
10313 | 381 call_stack_elt& elt = cs.back (); |
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382 |
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383 elt.line = l; |
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384 elt.column = c; |
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385 } |
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386 } |
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387 |
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388 void do_set_line (int l) |
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389 { |
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390 if (! cs.empty ()) |
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391 { |
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392 call_stack_elt& elt = cs.back (); |
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393 |
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394 elt.line = l; |
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395 } |
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396 } |
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397 |
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398 void do_set_column (int c) |
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399 { |
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400 if (! cs.empty ()) |
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401 { |
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402 call_stack_elt& elt = cs.back (); |
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403 |
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404 elt.column = c; |
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405 } |
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406 } |
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407 |
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408 octave_map do_backtrace (size_t nskip, |
10313 | 409 octave_idx_type& curr_user_frame) const; |
5744 | 410 |
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411 bool do_goto_frame (size_t n, bool verbose); |
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412 |
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413 bool do_goto_frame_relative (int n, bool verbose); |
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414 |
7901 | 415 void do_goto_caller_frame (void); |
416 | |
417 void do_goto_base_frame (void); | |
418 | |
5743 | 419 void do_pop (void) |
420 { | |
7901 | 421 if (cs.size () > 1) |
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422 { |
10313 | 423 const call_stack_elt& elt = cs.back (); |
424 curr_frame = elt.prev; | |
425 cs.pop_back (); | |
426 const call_stack_elt& new_elt = cs[curr_frame]; | |
427 symbol_table::set_scope_and_context (new_elt.scope, new_elt.context); | |
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428 } |
5743 | 429 } |
430 | |
431 void do_clear (void) { cs.clear (); } | |
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432 |
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433 void do_backtrace_error_message (void) const; |
5743 | 434 }; |
435 | |
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436 // Call a function with exceptions handled to avoid problems with |
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437 // errors while shutting down. |
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438 |
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439 #define OCTAVE_IGNORE_EXCEPTION(E) \ |
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440 catch (E) \ |
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441 { \ |
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442 std::cerr << "error: ignoring " #E " while preparing to exit" << std::endl; \ |
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443 recover_from_exception (); \ |
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444 } |
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445 |
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446 #define OCTAVE_SAFE_CALL(F, ARGS) \ |
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447 do \ |
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448 { \ |
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449 try \ |
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450 { \ |
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451 unwind_protect frame; \ |
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452 \ |
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453 frame.protect_var (Vdebug_on_error); \ |
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454 frame.protect_var (Vdebug_on_warning); \ |
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455 \ |
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456 Vdebug_on_error = false; \ |
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457 Vdebug_on_warning = false; \ |
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458 \ |
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459 F ARGS; \ |
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460 } \ |
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461 OCTAVE_IGNORE_EXCEPTION (octave_interrupt_exception) \ |
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462 OCTAVE_IGNORE_EXCEPTION (octave_execution_exception) \ |
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463 OCTAVE_IGNORE_EXCEPTION (std::bad_alloc) \ |
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464 \ |
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465 if (error_state) \ |
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466 error_state = 0; \ |
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467 } \ |
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468 while (0) |
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469 |
1 | 470 #endif |