Mercurial > octave
annotate liboctave/util/quit.h @ 31605:e88a07dec498 stable
maint: Use macros to begin/end C++ namespaces.
* oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE,
OCTAVE_END_NAMESPACE) that can be used to start/end a namespace.
* mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc,
__dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc,
__ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc,
auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h,
besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h,
call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc,
colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc,
defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc,
display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc,
ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h,
event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc,
fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc,
ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc,
getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc,
gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc,
graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc,
help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc,
latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc,
ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h,
mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc,
oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h,
oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h,
oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h,
oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy,
ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc,
pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc,
qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h,
sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc,
sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h,
stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc,
symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h,
symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h,
text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc,
toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc,
url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc,
variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h,
__delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc,
audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh,
mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc,
cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h,
cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h,
cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc,
ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h,
ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc,
ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h,
ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc,
op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc,
op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc,
op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc,
op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc,
op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc,
op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc,
op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc,
op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc,
op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc,
op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc,
op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc,
op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc,
op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc,
op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h,
anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h,
comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc,
oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h,
pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h,
pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h,
pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h,
pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h,
pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc,
pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc,
pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc,
pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc,
pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc,
pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc,
pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h,
pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h,
range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc,
chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h,
lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h,
oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h,
oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc,
qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc,
randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc,
sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc,
child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc,
file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h,
mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h,
oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc,
oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h,
base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h,
file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc,
lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h,
oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h,
oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h,
oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h,
pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h,
url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.
| author | Rik <rik@octave.org> |
|---|---|
| date | Thu, 01 Dec 2022 14:23:45 -0800 |
| parents | 45c9efbc5501 |
| children | aac27ad79be6 |
| rev | line source |
|---|---|
|
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 2002-2022 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
| 4153 | 25 |
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26 #if ! defined (octave_quit_h) |
| 4153 | 27 #define octave_quit_h 1 |
| 28 | |
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29 #include "octave-config.h" |
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30 |
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31 /* The signal header is just needed for the sig_atomic_t type. */ |
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32 #if defined (__cplusplus) |
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33 # include <csignal> |
| 27471 | 34 # include <iosfwd> |
| 35 # include <list> | |
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36 # include <stdexcept> |
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37 # include <string> |
| 4153 | 38 extern "C" { |
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39 #else |
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40 # include <signal.h> |
| 4153 | 41 #endif |
| 42 | |
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43 #if defined (__cplusplus) |
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44 |
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45 OCTAVE_BEGIN_NAMESPACE(octave) |
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46 |
| 27471 | 47 class frame_info |
| 48 { | |
| 49 public: | |
| 50 | |
| 51 frame_info (void) = default; | |
| 52 | |
| 53 frame_info (const std::string& file_name, const std::string& fcn_name, | |
| 54 int line, int column) | |
| 55 : m_file_name (file_name), m_fcn_name (fcn_name), m_line (line), | |
| 56 m_column (column) | |
| 57 { } | |
| 58 | |
| 59 frame_info (const frame_info&) = default; | |
| 60 | |
| 61 frame_info& operator = (const frame_info&) = default; | |
| 62 | |
| 63 ~frame_info (void) = default; | |
| 64 | |
| 65 std::string file_name (void) const { return m_file_name; } | |
| 66 | |
| 67 std::string fcn_name (void) const { return m_fcn_name; } | |
| 68 | |
| 69 int line (void) const { return m_line; } | |
| 70 | |
| 71 int column (void) const { return m_column; } | |
| 72 | |
| 73 private: | |
| 74 | |
| 75 std::string m_file_name; | |
| 76 | |
| 77 std::string m_fcn_name; | |
| 78 | |
| 79 int m_line; | |
| 80 | |
| 81 int m_column; | |
| 82 }; | |
| 83 | |
| 84 inline bool operator == (const frame_info& a, const frame_info& b) | |
| 85 { | |
| 86 return (a.file_name () == b.file_name () | |
| 87 && a.fcn_name () == b.fcn_name () | |
| 88 && a.line () == b.line () | |
| 89 && a.column () == b.column ()); | |
| 90 } | |
| 91 | |
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92 class OCTAVE_EXCEPTION_API execution_exception : public std::runtime_error |
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93 { |
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94 public: |
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95 |
| 27471 | 96 typedef std::list<frame_info> stack_info_type; |
| 97 | |
| 98 execution_exception (const std::string& err_type = "error", | |
| 99 const std::string& id = "", | |
| 100 const std::string& message = "unspecified error", | |
| 101 const stack_info_type& stack_info = stack_info_type ()) | |
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102 : runtime_error (message), m_err_type (err_type), m_id (id), |
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103 m_message (message), m_stack_info (stack_info) |
| 27471 | 104 { } |
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105 |
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106 execution_exception (const execution_exception&) = default; |
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107 |
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108 execution_exception& operator = (const execution_exception&) = default; |
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109 |
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110 ~execution_exception (void) = default; |
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111 |
| 27471 | 112 void set_err_type (const std::string& et) |
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113 { |
| 27471 | 114 m_err_type = et; |
| 115 } | |
| 116 | |
| 117 std::string err_type (void) const { return m_err_type; } | |
| 118 | |
| 119 virtual std::string stack_trace (void) const; | |
| 120 | |
| 121 void set_identifier (const std::string& id) | |
| 122 { | |
| 123 m_id = id; | |
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124 } |
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125 |
| 27471 | 126 virtual std::string identifier (void) const { return m_id; } |
| 127 | |
| 128 void set_message (const std::string& msg) | |
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129 { |
| 27471 | 130 m_message = msg; |
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131 } |
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132 |
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133 std::string message (void) const { return m_message; } |
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135 // Provided for std::exception interface. |
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136 const char * what (void) const noexcept { return m_message.c_str (); } |
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137 |
| 27471 | 138 virtual stack_info_type stack_info (void) const |
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139 { |
| 27471 | 140 return m_stack_info; |
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141 } |
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142 |
| 27471 | 143 void set_stack_info (const stack_info_type& stack_info) |
| 144 { | |
| 145 m_stack_info = stack_info; | |
| 146 } | |
| 147 | |
| 148 virtual void display (std::ostream& os) const; | |
| 149 | |
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150 private: |
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151 |
| 27471 | 152 std::string m_err_type; |
| 153 | |
| 154 std::string m_id; | |
| 155 | |
| 156 std::string m_message; | |
| 157 | |
| 158 stack_info_type m_stack_info; | |
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159 }; |
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160 |
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161 class OCTAVE_EXCEPTION_API exit_exception : public std::exception |
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162 { |
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163 public: |
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164 |
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165 exit_exception (int exit_status = 0, bool safe_to_return = false) |
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166 : std::exception (), m_exit_status (exit_status), |
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167 m_safe_to_return (safe_to_return) |
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168 { } |
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169 |
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170 exit_exception (const exit_exception&) = default; |
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171 |
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172 exit_exception& operator = (exit_exception&) = default; |
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173 |
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174 ~exit_exception (void) = default; |
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175 |
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176 const char * what (void) const noexcept { return "exit exception"; } |
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177 |
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178 int exit_status (void) const { return m_exit_status; } |
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179 |
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180 bool safe_to_return (void) const { return m_safe_to_return; } |
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181 |
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182 private: |
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183 |
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184 int m_exit_status; |
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185 |
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186 bool m_safe_to_return; |
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187 }; |
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188 |
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189 class interrupt_exception : public std::exception |
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190 { |
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191 public: |
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192 |
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193 interrupt_exception (void) = default; |
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194 |
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195 interrupt_exception (const interrupt_exception&) = default; |
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196 |
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197 interrupt_exception& operator = (const interrupt_exception&) = default; |
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198 |
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199 ~interrupt_exception (void) = default; |
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200 |
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201 const char * what (void) const noexcept { return "interrupt exception"; } |
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202 }; |
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203 |
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204 OCTAVE_END_NAMESPACE(octave) |
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205 |
| 4153 | 206 #endif |
| 207 | |
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208 // The following enum values are deprecated and will eventually be |
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209 // removed from Octave, but there seems to be no universally good way |
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210 // to tag them with an attribute that will generate a warning. |
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211 |
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212 enum |
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213 octave_exception |
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214 { |
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215 octave_no_exception = 0, |
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216 octave_exec_exception = 1, |
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217 octave_alloc_exception = 3, |
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218 octave_quit_exception = 4 |
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219 }; |
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220 |
| 5133 | 221 /* |
| 222 > 0: interrupt pending | |
| 223 0: no interrupt pending | |
| 224 < 0: handling interrupt | |
| 225 */ | |
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226 extern OCTAVE_API sig_atomic_t octave_interrupt_state; |
| 4180 | 227 |
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228 extern OCTAVE_API volatile sig_atomic_t octave_signal_caught; |
| 5142 | 229 |
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230 extern OCTAVE_API void octave_handle_signal (void); |
| 5142 | 231 |
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232 #if defined (__cplusplus) |
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233 |
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234 inline void octave_quit (void) |
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235 { |
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236 if (octave_signal_caught) |
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237 { |
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238 octave_signal_caught = 0; |
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239 octave_handle_signal (); |
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240 } |
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241 } |
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242 |
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243 #define OCTAVE_QUIT octave_quit () |
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244 |
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245 #else |
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246 |
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247 #define OCTAVE_QUIT \ |
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248 do \ |
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249 { \ |
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250 if (octave_signal_caught) \ |
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251 { \ |
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252 octave_signal_caught = 0; \ |
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253 octave_handle_signal (); \ |
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254 } \ |
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255 } \ |
| 4153 | 256 while (0) |
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257 #endif |
| 4153 | 258 |
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259 /* The following macros are obsolete. Interrupting immediately by |
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260 calling siglongjmp or similar from a signal handler is asking for |
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261 trouble. Rather than remove them, however, please leave them in |
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262 place so that old code that uses them will continue to compile. They |
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263 are defined to create a dummy do-while block to match the previous |
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264 definitions. */ |
| 4302 | 265 |
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266 #define BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE \ |
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267 do \ |
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268 { |
| 4302 | 269 |
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270 #define END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE \ |
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271 } \ |
| 4153 | 272 while (0) |
| 273 | |
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274 #if defined (__cplusplus) |
| 4196 | 275 |
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276 /* Likewise, these are obsolete. They are defined to create a |
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277 dummy scope to match the previous versions that created a try-catch |
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278 block. */ |
| 4180 | 279 |
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280 #define BEGIN_INTERRUPT_WITH_EXCEPTIONS \ |
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281 { |
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282 |
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283 #define END_INTERRUPT_WITH_EXCEPTIONS \ |
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284 } |
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285 |
| 4196 | 286 #endif |
| 4153 | 287 |
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288 #if defined (__cplusplus) |
| 4153 | 289 } |
| 4560 | 290 |
| 4572 | 291 /* These should only be declared for C++ code, and should also be |
| 292 outside of any extern "C" block. */ | |
| 4560 | 293 |
| 21227 | 294 extern OCTAVE_API void (*octave_signal_hook) (void); |
| 295 extern OCTAVE_API void (*octave_interrupt_hook) (void); | |
| 4560 | 296 |
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297 #endif |
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298 |
| 4153 | 299 #endif |