Mercurial > octave
view libinterp/octave.cc @ 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 | 4b80982e0af8 |
children | aac27ad79be6 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1993-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// // Born February 20, 1992. #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <iostream> #include <string> #include "file-ops.h" #include "getopt-wrapper.h" #include "lo-error.h" #include "oct-env.h" #include "str-vec.h" #include "Cell.h" #include "defun.h" #include "display.h" #include "error.h" #include "input.h" #include "interpreter.h" #include "octave.h" #include "oct-hist.h" #include "oct-map.h" #include "ovl.h" #include "options.h" #include "ov.h" #include "parse.h" #include "sysdep.h" #include "usage.h" OCTAVE_BEGIN_NAMESPACE(octave) cmdline_options::cmdline_options (void) { m_all_args.resize (1); m_all_args[0] = ""; } cmdline_options::cmdline_options (int argc, char **argv) { // Save raw program arguments. m_all_args = string_vector (argv, argc); while (true) { int long_idx; int optc = octave_getopt_long_wrapper (argc, argv, short_opts, long_opts, &long_idx); if (optc < 0) break; switch (optc) { case '?': // Unrecognized option. getopt_long already printed a message about // it, so we will just print the usage string and exit. octave_print_terse_usage_and_exit (); break; case 'H': m_read_history_file = false; break; case 'W': m_no_window_system = true; break; case 'V': m_verbose_flag = true; break; case 'd': // This is the same as yydebug in parse.y. octave_debug++; break; case 'f': m_read_init_files = false; m_read_site_files = false; break; case 'h': octave_print_verbose_usage_and_exit (); break; case 'i': m_forced_interactive = true; break; case 'p': if (octave_optarg_wrapper ()) m_command_line_path.push_back (octave_optarg_wrapper ()); break; case 'q': m_inhibit_startup_message = true; break; case 'x': m_echo_commands = true; break; case 'v': octave_print_version_and_exit (); break; case BUILT_IN_DOCSTRINGS_FILE_OPTION: if (octave_optarg_wrapper ()) m_docstrings_file = octave_optarg_wrapper ();; break; case DOC_CACHE_FILE_OPTION: if (octave_optarg_wrapper ()) m_doc_cache_file = octave_optarg_wrapper (); break; case EVAL_OPTION: if (octave_optarg_wrapper ()) { if (m_code_to_eval.empty ()) m_code_to_eval = octave_optarg_wrapper (); else m_code_to_eval += (std::string (" ") + octave_optarg_wrapper ()); } break; case EXEC_PATH_OPTION: if (octave_optarg_wrapper ()) m_exec_path = octave_optarg_wrapper (); break; case EXPERIMENTAL_TERMINAL_WIDGET_OPTION: #if defined (HAVE_QSCINTILLA) m_experimental_terminal_widget = true; #endif break; case GUI_OPTION: m_gui = true; break; case IMAGE_PATH_OPTION: if (octave_optarg_wrapper ()) m_image_path = octave_optarg_wrapper (); break; case INFO_FILE_OPTION: if (octave_optarg_wrapper ()) m_info_file = octave_optarg_wrapper (); break; case INFO_PROG_OPTION: if (octave_optarg_wrapper ()) m_info_program = octave_optarg_wrapper (); break; case LINE_EDITING_OPTION: m_forced_line_editing = m_line_editing = true; break; case NO_GUI_OPTION: m_gui = false; break; case NO_INIT_FILE_OPTION: m_read_init_files = false; break; case NO_INIT_PATH_OPTION: m_set_initial_path = false; break; case NO_LINE_EDITING_OPTION: m_line_editing = false; break; case NO_SITE_FILE_OPTION: m_read_site_files = false; break; case PERSIST_OPTION: m_persist = true; break; case SERVER_OPTION: m_server = true; break; case TEXI_MACROS_FILE_OPTION: if (octave_optarg_wrapper ()) m_texi_macros_file = octave_optarg_wrapper (); break; case TRADITIONAL_OPTION: m_traditional = true; m_persist = true; break; default: // getopt_long should print a message about unrecognized options and // return '?', which is handled above. If we end up here, it is // because there was an option but we forgot to handle it. // That should be fatal. panic_impossible (); break; } } m_remaining_args = string_vector (argv+octave_optind_wrapper (), argc-octave_optind_wrapper ()); } octave_value cmdline_options::as_octave_value (void) const { octave_scalar_map m; m.assign ("sys_argc", sys_argc ()); m.assign ("sys_argv", Cell (string_vector (sys_argv ()))); m.assign ("echo_commands", echo_commands ()); m.assign ("forced_interactive", forced_interactive ()); m.assign ("forced_line_editing", forced_line_editing ()); m.assign ("gui", gui ()); m.assign ("inhibit_startup_message", inhibit_startup_message ()); m.assign ("line_editing", line_editing ()); m.assign ("no_window_system", no_window_system ()); m.assign ("persist", persist ()); m.assign ("read_history_file", read_history_file ()); m.assign ("read_init_files", read_init_files ()); m.assign ("read_site_files", read_site_files ()); m.assign ("server", server ()); m.assign ("set_initial_path", set_initial_path ()); m.assign ("traditional", traditional ()); m.assign ("verbose_flag", verbose_flag ()); m.assign ("code_to_eval", code_to_eval ()); m.assign ("command_line_path", string_vector (command_line_path ())); m.assign ("docstrings_file", docstrings_file ()); m.assign ("doc_cache_file", doc_cache_file ()); m.assign ("exec_path", exec_path ()); m.assign ("image_path", image_path ()); m.assign ("info_file", info_file ()); m.assign ("info_program", info_program ()); m.assign ("texi_macros_file", texi_macros_file ()); m.assign ("all_args", Cell (all_args ())); m.assign ("remaining_args", Cell (remaining_args ())); return m; } application *application::s_instance = nullptr; application::application (int argc, char **argv) : m_options (argc, argv) { init (); } application::application (const cmdline_options& opts) : m_options (opts) { init (); } // Note: Although the application destructor doesn't explicitly // perform any actions, it can't be declared "default" in the header // file if the interpreter is an incomplete type. Providing // an explicit definition of the destructor here is much simpler than // including the full declaration of interpreter in the // octave.h header file. application::~application (void) { } void application::set_program_names (const std::string& pname) { m_program_invocation_name = pname; std::size_t pos = pname.find_last_of (sys::file_ops::dir_sep_chars ()); m_program_name = (pos != std::string::npos) ? pname.substr (pos+1) : pname; } void application::intern_argv (const string_vector& args) { octave_idx_type nargs = args.numel (); if (nargs > 0) { // Skip first argument (program name). nargs--; m_argv.resize (nargs); for (octave_idx_type i = 0; i < nargs; i++) m_argv[i] = args[i+1]; } } bool application::forced_interactive (void) { return s_instance ? s_instance->m_options.forced_interactive () : false; } // Provided for convenience. Will be removed once we eliminate the // old terminal widget. bool application::experimental_terminal_widget (void) const { return (s_instance ? s_instance->m_options.experimental_terminal_widget () : false); } bool application::interpreter_initialized (void) { return m_interpreter ? m_interpreter->initialized () : false; } interpreter& application::create_interpreter (void) { if (! m_interpreter) m_interpreter = std::unique_ptr<interpreter> (new interpreter (this)); return *m_interpreter; } void application::initialize_interpreter (void) { if (m_interpreter) m_interpreter->initialize (); } int application::execute_interpreter (void) { return m_interpreter ? m_interpreter->execute () : -1; } void application::delete_interpreter (void) { m_interpreter.reset (); } void application::init (void) { if (s_instance) throw std::runtime_error ("only one Octave application object may be active"); s_instance = this; string_vector all_args = m_options.all_args (); set_program_names (all_args[0]); string_vector remaining_args = m_options.remaining_args (); std::string code_to_eval = m_options.code_to_eval (); m_have_script_file = ! remaining_args.empty (); m_have_eval_option_code = ! code_to_eval.empty (); if (m_have_eval_option_code && m_have_script_file) { std::cerr << R"(error: --eval "CODE" and script file are mutually exclusive options)" << std::endl; octave_print_terse_usage_and_exit (); } if (m_options.gui ()) { if (m_options.no_window_system ()) { std::cerr << "error: --gui and --no-window-system are mutually exclusive options" << std::endl; octave_print_terse_usage_and_exit (); } if (! m_options.line_editing ()) { std::cerr << "error: --gui and --no-line-editing are mutually exclusive options" << std::endl; octave_print_terse_usage_and_exit (); } if (m_options.server ()) { std::cerr << "error: --gui and --server are mutually exclusive options" << std::endl; octave_print_terse_usage_and_exit (); } } m_is_octave_program = ((m_have_script_file || m_have_eval_option_code) && ! m_options.persist () && ! m_options.traditional ()); // This should probably happen early. sysdep_init (); } int cli_application::execute (void) { interpreter& interp = create_interpreter (); int status = interp.execute (); return status; } DEFUN (isguirunning, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{tf} =} isguirunning () Return true if Octave is running in GUI mode and false otherwise. @seealso{have_window_system} @end deftypefn */) { if (args.length () != 0) print_usage (); // FIXME: This isn't quite right, it just says that we intended to // start the GUI, not that it is actually running. return ovl (application::is_gui_running ()); } /* %!assert (islogical (isguirunning ())) %!error <Invalid call> isguirunning (1) */ DEFUN (argv, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{args} =} argv () Return the command line arguments passed to Octave. For example, if you invoked Octave using the command @example octave --no-line-editing --silent @end example @noindent @code{argv} would return a cell array of strings with the elements @option{--no-line-editing} and @option{--silent}. If you write an executable Octave script, @code{argv} will return the list of arguments passed to the script. @xref{Executable Octave Programs}, for an example of how to create an executable Octave script. @seealso{program_name, cmdline_options} @end deftypefn */) { if (args.length () != 0) print_usage (); return ovl (Cell (application::argv ())); } /* %!assert (iscellstr (argv ())) %!error <Invalid call> argv (1) */ DEFUN (cmdline_options, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{opt_struct} =} cmdline_options () Return a structure containing detailed information about the command line arguments passed to Octave. Programming Note: This function provides copious amounts of information about Octave's parsing of command line options and may be more useful for debugging Octave rather than for general use. @seealso{argv, program_name} @end deftypefn */) { if (args.length () != 0) print_usage (); application *app = application::app (); if (! app) error ("invalid application context!"); cmdline_options opts = app->options (); return ovl (opts.as_octave_value ()); } /* %!assert (isstruct (cmdline_options ())) %!error <Invalid call> cmdline_options (1) */ DEFUN (program_invocation_name, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{name} =} program_invocation_name () Return the string that was typed at the shell prompt to run Octave. The string may include path components as well as the program filename. If executing a script from the command line (e.g., @code{octave foo.m}) or using an executable Octave script, the program name is set to the name of the script. @xref{Executable Octave Programs}, for an example of how to create an executable Octave script. @seealso{program_name, argv} @end deftypefn */) { if (args.length () != 0) print_usage (); return ovl (application::program_invocation_name ()); } /* %!assert (ischar (program_invocation_name ())) %!error <Invalid call> program_invocation_name (1) */ DEFUN (program_name, args, , doc: /* -*- texinfo -*- @deftypefn {} {@var{name} =} program_name () Return the filename component of the value returned by @code{program_invocation_name}. @seealso{program_invocation_name, argv} @end deftypefn */) { if (args.length () != 0) print_usage (); return ovl (application::program_name ()); } /* %!assert (ischar (program_name ())) %!error <Invalid call> program_name (1) */ OCTAVE_END_NAMESPACE(octave)