octave: libinterp/corefcn/interpreter.cc annotate

annotate libinterp/corefcn/interpreter.cc @ 23220:092078913d54

maint: Merge stable to default.

author	John W. Eaton <jwe@octave.org>
date	Wed, 22 Feb 2017 12:58:07 -0500
parents	5a91168a30be 3ac9f9ecfae5
children	945b53af4655

rev	line source
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1 /*
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	2
23219 3ac9f9ecfae5 maint: Update copyright dates. John W. Eaton <jwe@octave.org> parents: 23083 diff changeset	3 Copyright (C) 1993-2017 John W. Eaton
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	4
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	5 This file is part of Octave.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	6
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	8 under the terms of the GNU General Public License as published by
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	9 the Free Software Foundation; either version 3 of the License, or
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	10 (at your option) any later version.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	11
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	12 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	13 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22718 diff changeset	15 GNU General Public License for more details.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	16
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	17 You should have received a copy of the GNU General Public License
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	18 along with Octave; see the file COPYING. If not, see
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	19 <http://www.gnu.org/licenses/>.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	20
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	21 */
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	22
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	23 #if defined (HAVE_CONFIG_H)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	24 # include "config.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	25 #endif
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	26
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	27 #include <string>
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	28 #include <iostream>
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	29
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	30 #include "cmd-edit.h"
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	31 #include "cmd-hist.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	32 #include "file-ops.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	33 #include "file-stat.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	34 #include "fpucw-wrappers.h"
22322 93b3cdd36854 move most f77 function decls to separate header files John W. Eaton <jwe@octave.org> parents: 22196 diff changeset	35 #include "lo-blas-proto.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	36 #include "lo-error.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	37 #include "oct-env.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	38 #include "str-vec.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	39 #include "signal-wrappers.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	40 #include "unistd-wrappers.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	41
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	42 #include "builtins.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	43 #include "defaults.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	44 #include "Cell.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	45 #include "defun.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	46 #include "display.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	47 #include "error.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	48 #include "file-io.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	49 #include "graphics.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	50 #include "interpreter.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	51 #include "load-path.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	52 #include "load-save.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	53 #include "octave-link.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	54 #include "octave.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	55 #include "oct-hist.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	56 #include "oct-map.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	57 #include "oct-mutex.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	58 #include "ops.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	59 #include "ovl.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	60 #include "ov.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	61 #include "ov-classdef.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	62 #include "parse.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	63 #include "pt-eval.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	64 #include "pt-jump.h"
23127 5a91168a30be avoid including parse tree headers in other header files unnecessarily John W. Eaton <jwe@octave.org> parents: 23117 diff changeset	65 #include "pt-mat.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	66 #include "pt-stmt.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	67 #include "sighandlers.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	68 #include "sysdep.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	69 #include "unwind-prot.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	70 #include "utils.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	71 #include "variables.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	72 #include <version.h>
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	73
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	74 // TRUE means the quit() call is allowed.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	75 bool quit_allowed = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	76
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	77 // TRUE means we are ready to interpret commands, but not everything
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	78 // is ready for interactive use.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	79 bool octave_interpreter_ready = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	80
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	81 // TRUE means we've processed all the init code and we are good to go.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	82 bool octave_initialized = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	83
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	84 DEFUN (__version_info__, args, ,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	85 doc: /* -- texinfo --
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	86 @deftypefn {} {retval =} __version_info__ (@var{name}, @var{version}, @var{release}, @var{date})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	87 Undocumented internal function.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	88 @end deftypefn */)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	89 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	90 static octave_map vinfo;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	91
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	92 int nargin = args.length ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	93
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	94 if (nargin != 0 && nargin != 4)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	95 print_usage ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	96
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	97 octave_value retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	98
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	99 if (nargin == 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	100 retval = vinfo;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	101 else if (nargin == 4)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	102 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	103 if (vinfo.nfields () == 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	104 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	105 vinfo.assign ("Name", args(0));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	106 vinfo.assign ("Version", args(1));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	107 vinfo.assign ("Release", args(2));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	108 vinfo.assign ("Date", args(3));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	109 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	110 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	111 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	112 octave_idx_type n = vinfo.numel () + 1;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	113
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	114 vinfo.resize (dim_vector (n, 1));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	115
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	116 octave_value idx (n);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	117
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	118 vinfo.assign (idx, "Name", Cell (octave_value (args(0))));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	119 vinfo.assign (idx, "Version", Cell (octave_value (args(1))));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	120 vinfo.assign (idx, "Release", Cell (octave_value (args(2))));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	121 vinfo.assign (idx, "Date", Cell (octave_value (args(3))));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	122 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	123 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	124
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	125 return retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	126 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	127
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	128 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	129 initialize_version_info (void)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	130 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	131 octave_value_list args;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	132
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	133 args(3) = OCTAVE_RELEASE_DATE;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	134 args(2) = OCTAVE_RELEASE;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	135 args(1) = OCTAVE_VERSION;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	136 args(0) = "GNU Octave";
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	137
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	138 F__version_info__ (args, 0);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	139 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	140
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	141 OCTAVE_NORETURN static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	142 lo_error_handler (const char *fmt, ...)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	143 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	144 va_list args;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	145 va_start (args, fmt);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	146 verror_with_cfn (fmt, args);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	147 va_end (args);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	148
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	149 octave_throw_execution_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	150 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	151
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	152 OCTAVE_NORETURN static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	153 lo_error_with_id_handler (const char id, const char fmt, ...)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	154 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	155 va_list args;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	156 va_start (args, fmt);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	157 verror_with_id_cfn (id, fmt, args);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	158 va_end (args);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	159
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	160 octave_throw_execution_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	161 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	162
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	163 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	164 initialize_error_handlers ()
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	165 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	166 set_liboctave_error_handler (lo_error_handler);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	167 set_liboctave_error_with_id_handler (lo_error_with_id_handler);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	168 set_liboctave_warning_handler (warning);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	169 set_liboctave_warning_with_id_handler (warning_with_id);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	170 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	171
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	172 // What internal options get configured by --traditional.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	173
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	174 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	175 maximum_braindamage (void)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	176 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	177 FPS1 (octave_value (">> "));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	178 FPS2 (octave_value (""));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	179 FPS4 (octave_value (""));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	180 Fbeep_on_error (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	181 Fconfirm_recursive_rmdir (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	182 Fcrash_dumps_octave_core (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	183 Fdisable_diagonal_matrix (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	184 Fdisable_permutation_matrix (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	185 Fdisable_range (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	186 Ffixed_point_format (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	187 Fhistory_timestamp_format_string (octave_value ("%%-- %D %I:%M %p --%%"));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	188 Fpage_screen_output (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	189 Fprint_empty_dimensions (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	190 Fsave_default_options (octave_value ("-mat-binary"));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	191 Fstruct_levels_to_print (octave_value (0));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	192
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	193 disable_warning ("Octave:abbreviated-property-match");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	194 disable_warning ("Octave:data-file-in-path");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	195 disable_warning ("Octave:function-name-clash");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	196 disable_warning ("Octave:possible-matlab-short-circuit-operator");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	197 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	198
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	199 DEFUN (quit, args, ,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	200 doc: /* -- texinfo --
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	201 @deftypefn {} {} exit
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	202 @deftypefnx {} {} exit (@var{status})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	203 @deftypefnx {} {} quit
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	204 @deftypefnx {} {} quit (@var{status})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	205 Exit the current Octave session.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	206
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	207 If the optional integer value @var{status} is supplied, pass that value to
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	208 the operating system as Octave's exit status. The default value is zero.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	209
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	210 When exiting, Octave will attempt to run the m-file @file{finish.m} if it
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	211 exists. User commands to save the workspace or clean up temporary files
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	212 may be placed in that file. Alternatively, another m-file may be scheduled
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	213 to run using @code{atexit}.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	214 @seealso{atexit}
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	215 @end deftypefn */)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	216 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	217 // Confirm OK to shutdown. Note: A dynamic function installation similar
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	218 // to overriding polymorphism for which the GUI can install its own "quit"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	219 // yet call this base "quit" could be nice. No link would be needed here.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	220 if (! octave_link::confirm_shutdown ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	221 return ovl ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	222
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	223 if (! quit_allowed)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	224 error ("quit: not supported in embedded mode");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	225
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	226 int exit_status = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	227
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	228 if (args.length () > 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	229 exit_status = args(0).nint_value ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	230
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	231 // Instead of simply calling exit, we thrown an exception so that no
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	232 // matter where the call to quit occurs, we will run the
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	233 // unwind_protect stack, clear the OCTAVE_LOCAL_BUFFER allocations,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	234 // etc. before exiting.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	235
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	236 throw octave::exit_exception (exit_status);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	237
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	238 return ovl ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	239 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	240
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	241 DEFALIAS (exit, quit);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	242
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	243 DEFUN (atexit, args, nargout,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	244 doc: /* -- texinfo --
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	245 @deftypefn {} {} atexit (@var{fcn})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	246 @deftypefnx {} {} atexit (@var{fcn}, @var{flag})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	247 Register a function to be called when Octave exits.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	248
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	249 For example,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	250
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	251 @example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	252 @group
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	253 function last_words ()
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	254 disp ("Bye bye");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	255 endfunction
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	256 atexit ("last_words");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	257 @end group
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	258 @end example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	259
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	260 @noindent
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	261 will print the message @qcode{"Bye bye"} when Octave exits.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	262
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	263 The additional argument @var{flag} will register or unregister @var{fcn}
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	264 from the list of functions to be called when Octave exits. If @var{flag} is
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	265 true, the function is registered, and if @var{flag} is false, it is
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	266 unregistered. For example, after registering the function @code{last_words}
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	267 above,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	268
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	269 @example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	270 atexit ("last_words", false);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	271 @end example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	272
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	273 @noindent
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	274 will remove the function from the list and Octave will not call
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	275 @code{last_words} when it exits.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	276
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	277 Note that @code{atexit} only removes the first occurrence of a function
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	278 from the list, so if a function was placed in the list multiple times with
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	279 @code{atexit}, it must also be removed from the list multiple times.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	280 @seealso{quit}
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	281 @end deftypefn */)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	282 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	283 int nargin = args.length ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	284
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	285 if (nargin < 1 \|\| nargin > 2)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	286 print_usage ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	287
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	288 std::string arg = args(0).xstring_value ("atexit: FCN argument must be a string");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	289
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	290 bool add_mode = (nargin == 2)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	291 ? args(1).xbool_value ("atexit: FLAG argument must be a logical value")
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	292 : true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	293
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	294 octave_value_list retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	295
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	296 if (add_mode)
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	297 octave::interpreter::add_atexit_function (arg);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	298 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	299 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	300 bool found = octave::interpreter::remove_atexit_function (arg);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	301
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	302 if (nargout > 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	303 retval = ovl (found);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	304 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	305
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	306 return retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	307 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	308
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	309 // Execute commands from a file and catch potential exceptions in a consistent
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	310 // way. This function should be called anywhere we might parse and execute
22173 8de49f15e182 doc: Fix "doubled words" typos (\b(\w+)\s+\1\b) Andreas Weber <andy.weber.aw@gmail.com> parents: 22133 diff changeset	311 // commands from a file before we have entered the main loop in
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	312 // toplev.cc.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	313
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	314 static int
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	315 safe_source_file (const std::string& file_name,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	316 const std::string& context = "",
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	317 bool verbose = false, bool require_file = true,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	318 const std::string& warn_for = "")
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	319 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	320 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	321 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23060 diff changeset	322 octave::source_file (file_name, context, verbose, require_file, warn_for);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	323 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	324 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	325 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	326 octave::interpreter::recover_from_exception ();
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	327
9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	328 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	329 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	330 catch (const octave::execution_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	331 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	332 octave::interpreter::recover_from_exception ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	333
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	334 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	335 }
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	336
9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	337 return 0;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	338 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	339
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	340 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	341 execute_pkg_add (const std::string& dir)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	342 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	343 std::string file_name = octave::sys::file_ops::concat (dir, "PKG_ADD");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	344
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	345 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	346 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	347 load_path::execute_pkg_add (dir);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	348 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	349 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	350 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	351 octave::interpreter::recover_from_exception ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	352 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	353 catch (const octave::execution_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	354 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	355 octave::interpreter::recover_from_exception ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	356 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	357 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	358
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	359 namespace octave
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	360 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	361 tree_evaluator *current_evaluator = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	362
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	363 // Create an interpreter object and perform initialization up to the
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	364 // point of setting reading command history and setting the load
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	365 // path.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	366
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	367 interpreter::interpreter (application *app_context)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	368 : m_app_context (app_context), m_evaluator (new tree_evaluator (this)),
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	369 m_interactive (false), m_read_site_files (true),
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	370 m_read_init_files (m_app_context != 0), m_verbose (false),
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	371 m_inhibit_startup_message (false), m_load_path_initialized (false),
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	372 m_history_initialized (false), m_initialized (false)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	373 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	374 current_evaluator = m_evaluator;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	375
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	376 // This should probably happen early.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	377 sysdep_init ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	378
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	379 // Need to have global Vfoo variables defined early.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	380 install_defaults ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	381
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	382 // Matlab uses "C" locale for LC_NUMERIC class regardless of local setting
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	383 setlocale (LC_NUMERIC, "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	384 setlocale (LC_TIME, "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	385 octave::sys::env::putenv ("LC_NUMERIC", "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	386 octave::sys::env::putenv ("LC_TIME", "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	387
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	388 // Initialize the default floating point unit control state.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	389 octave_set_default_fpucw ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	390
23057 bb7513d73673 move mutex classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23011 diff changeset	391 octave::thread::init ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	392
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	393 set_default_prompts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	394
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	395 // Initialize default warning state before --traditional option
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	396 // that may reset them.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	397
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	398 initialize_default_warning_state ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	399
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	400 octave_ieee_init ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	401
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	402 octave_prepare_hdf5 ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	403
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	404 // The idea here is to force xerbla to be referenced so that we will link to
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	405 // our own version instead of the one provided by the BLAS library. But
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	406 // octave::numeric_limits<double>::NaN () should never be -1, so we
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	407 // should never actually call xerbla. FIXME (again!): If this
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	408 // becomes a constant expression the test might be optimized away and
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	409 // then the reference to the function might also disappear.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	410
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	411 if (octave::numeric_limits<double>::NaN () == -1)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	412 F77_FUNC (xerbla, XERBLA) ("octave", 13 F77_CHAR_ARG_LEN (6));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	413
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	414 initialize_error_handlers ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	415
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	416 if (m_app_context)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	417 octave::install_signal_handlers ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	418 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	419 quit_allowed = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	420
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	421 initialize_file_io ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	422
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	423 install_types ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	424
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	425 install_ops ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	426
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	427 install_builtins ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	428
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	429 install_classdef ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	430
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	431 bool line_editing = false;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	432 bool traditional = false;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	433
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	434 if (m_app_context)
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	435 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	436 // Embedded interpeters don't execute command line options or
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	437 const cmdline_options& options = m_app_context->options ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	438
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	439 // Make all command-line arguments available to startup files,
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	440 // including PKG_ADD files.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	441
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	442 m_app_context->intern_argv (options.all_args ());
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	443
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	444 bool is_octave_program = m_app_context->is_octave_program ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	445
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	446 std::list<std::string> command_line_path = options.command_line_path ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	447
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	448 for (const auto& pth : command_line_path)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	449 load_path::set_command_line_path (pth);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	450
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	451 std::string exec_path = options.exec_path ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	452 if (! exec_path.empty ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	453 set_exec_path (exec_path);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	454
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	455 std::string image_path = options.image_path ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	456 if (! image_path.empty ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	457 set_image_path (image_path);
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	458
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	459 if (options.no_window_system ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	460 display_info::no_window_system ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	461
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	462 // Is input coming from a terminal? If so, we are probably
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	463 // interactive.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	464
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	465 // If stdin is not a tty, then we are reading commands from a
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	466 // pipe or a redirected file.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	467 bool stdin_is_tty = octave_isatty_wrapper (fileno (stdin));
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	468
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	469 m_interactive = (! is_octave_program && stdin_is_tty
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	470 && octave_isatty_wrapper (fileno (stdout)));
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	471
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	472 // Check if the user forced an interactive session.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	473 if (options.forced_interactive ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	474 m_interactive = true;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	475
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	476 line_editing = options.line_editing ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	477 if ((! m_interactive \|\| options.forced_interactive ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	478 && ! options.forced_line_editing ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	479 line_editing = false;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	480
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	481 traditional = options.traditional ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	482 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	483
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	484 // Force default line editor if we don't want readline editing.
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	485 if (line_editing)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	486 initialize_command_input ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	487 else
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	488 octave::command_editor::force_default_editor ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	489
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	490 // These can come after command line args since none of them set any
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	491 // defaults that might be changed by command line options.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	492
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	493 initialize_version_info ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	494
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	495 // This should be done before initializing the load path because
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	496 // some PKG_ADD files might need --traditional behavior.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	497
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	498 if (traditional)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	499 maximum_braindamage ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	500
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	501 octave_interpreter_ready = true;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	502 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	503
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	504 interpreter::~interpreter (void)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	505 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	506 cleanup ();
23105 3b58b08d764a delay cleanup for embedded interpreter until destructor is called John W. Eaton <jwe@octave.org> parents: 23104 diff changeset	507
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	508 current_evaluator = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	509
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	510 delete m_evaluator;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	511 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	512
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	513 // Read the history file unless a command-line option inhibits that.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	514
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	515 void interpreter::initialize_history (bool read_history_file)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	516 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	517 if (! m_history_initialized)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	518 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	519 // Allow command-line option to override.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	520
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	521 if (m_app_context)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	522 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	523 const cmdline_options& options = m_app_context->options ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	524
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	525 read_history_file = options.read_history_file ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	526 }
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	527
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	528 ::initialize_history (read_history_file);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	529
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	530 if (! m_app_context)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	531 octave::command_history::ignore_entries ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	532
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	533 m_history_initialized = true;
23092 0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	534 }
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	535 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	536
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	537 // Set the initial path to the system default unless command-line
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	538 // option says to leave it empty.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	539
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	540 void interpreter::initialize_load_path (bool set_initial_path)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	541 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	542 if (! m_load_path_initialized)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	543 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	544 // Allow command-line option to override.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	545
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	546 if (m_app_context)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	547 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	548 const cmdline_options& options = m_app_context->options ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	549
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	550 set_initial_path = options.set_initial_path ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	551 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	552
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	553 // Temporarily set the execute_pkg_add function to one that
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	554 // catches exceptions. This is better than wrapping
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	555 // load_path::initialize in a try-catch block because it will
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	556 // not stop executing PKG_ADD files at the first exception.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	557 // It's also better than changing the default execute_pkg_add
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	558 // function to use safe_source file because that will normally
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	559 // be evaluated from the normal intepreter loop where exceptions
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	560 // are already handled.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	561
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	562 octave::unwind_protect frame;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	563
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	564 frame.add_fcn (load_path::set_add_hook, load_path::get_add_hook ());
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	565
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	566 load_path::set_add_hook (execute_pkg_add);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	567
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	568 load_path::initialize (set_initial_path);
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	569
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	570 m_load_path_initialized = true;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	571 }
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	572 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	573
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	574 // This may be called separately from execute
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	575
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	576 int interpreter::initialize (void)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	577 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	578 if (m_initialized)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	579 return 0;
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	580
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	581 display_startup_message ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	582
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	583 // Wait to read the history file until the interpreter reads input
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	584 // files and begins evaluating commands.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	585
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	586 initialize_history ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	587
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	588 // Initializing the load path may execute PKG_ADD files, so can't be
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	589 // done until the interpreter is ready to execute commands.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	590
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	591 // Deferring it to the execute step also allows the path to be
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	592 // initialized between creating and execute the interpreter, for
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	593 // example, to set a custom path for an embedded interpreter.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	594
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	595 initialize_load_path ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	596
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	597 // We ignore errors in startup files.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	598
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	599 execute_startup_files ();
23092 0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	600
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	601 int exit_status = 0;
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	602
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	603 if (m_app_context)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	604 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	605 const cmdline_options& options = m_app_context->options ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	606
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	607 if (m_app_context->have_eval_option_code ())
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	608 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	609 int status = execute_eval_option_code ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	610
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	611 if (status )
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	612 exit_status = status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	613
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	614 if (! options.persist ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	615 return exit_status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	616 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	617
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	618 // If there is an extra argument, see if it names a file to
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	619 // read. Additional arguments are taken as command line options
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	620 // for the script.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	621
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	622 if (m_app_context->have_script_file ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	623 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	624 int status = execute_command_line_file ();
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	625
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	626 if (status)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	627 exit_status = status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	628
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	629 if (! options.persist ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	630 return exit_status;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	631 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	632
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	633 // Force input to be echoed if not really interactive,
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	634 // but the user has forced interactive behavior.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	635
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	636 if (options.forced_interactive ())
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	637 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	638 octave::command_editor::blink_matching_paren (false);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	639
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	640 // FIXME: is this the right thing to do?
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	641 Fecho_executing_commands (octave_value (ECHO_CMD_LINE));
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	642 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	643 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	644
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	645 // Avoid counting commands executed from startup or script files.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	646
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	647 octave::command_editor::reset_current_command_number (1);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	648
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	649 m_initialized = true;
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	650
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	651 return exit_status;
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	652 }
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	653
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	654 int interpreter::execute (void)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	655 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	656 try
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	657 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	658 int status = initialize ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	659
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	660 if (! m_initialized)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	661 return status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	662
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	663 return main_loop ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	664 }
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	665 catch (const octave::exit_exception& ex)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	666 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	667 return ex.exit_status ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	668 }
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	669 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	670
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	671 void interpreter::display_startup_message (void) const
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	672 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	673 bool inhibit_startup_message = false;
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	674
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	675 if (m_app_context)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	676 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	677 const cmdline_options& options = m_app_context->options ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	678
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	679 inhibit_startup_message = options.inhibit_startup_message ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	680 }
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	681
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	682 if (m_interactive && ! inhibit_startup_message)
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	683 std::cout << octave_startup_message () << "\n" << std::endl;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	684 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	685
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	686 // Initialize by reading startup files. Return non-zero if an exception
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	687 // occurs when reading any of them, but don't exit early because of an
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	688 // exception.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	689
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	690 int interpreter::execute_startup_files (void) const
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	691 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	692 bool read_site_files = m_read_site_files;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	693 bool read_init_files = m_read_init_files;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	694 bool verbose = m_verbose;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	695 bool inhibit_startup_message = m_inhibit_startup_message;
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	696
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	697 if (m_app_context)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	698 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	699 const cmdline_options& options = m_app_context->options ();
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	700
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	701 read_site_files = options.read_site_files ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	702 read_init_files = options.read_init_files ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	703 verbose = options.verbose_flag ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	704 inhibit_startup_message = options.inhibit_startup_message ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	705 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	706
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	707 verbose = (verbose && ! inhibit_startup_message);
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	708
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	709 bool require_file = false;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	710
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	711 std::string context;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	712
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	713 int exit_status = 0;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	714
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	715 if (read_site_files)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	716 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	717 // Execute commands from the site-wide configuration file.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	718 // First from the file $(prefix)/lib/octave/site/m/octaverc
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	719 // (if it exists), then from the file
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	720 // $(prefix)/share/octave/$(version)/m/octaverc (if it exists).
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	721
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	722 int status = safe_source_file (Vlocal_site_defaults_file, context,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	723 verbose, require_file);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	724
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	725 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	726 exit_status = status;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	727
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	728 status = safe_source_file (Vsite_defaults_file, context, verbose,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	729 require_file);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	730
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	731 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	732 exit_status = status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	733 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	734
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	735 if (read_init_files)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	736 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	737 // Try to execute commands from $HOME/$OCTAVE_INITFILE and
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	738 // $OCTAVE_INITFILE. If $OCTAVE_INITFILE is not set,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	739 // .octaverc is assumed.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	740
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	741 bool home_rc_already_executed = false;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	742
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	743 std::string initfile = octave::sys::env::getenv ("OCTAVE_INITFILE");
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	744
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	745 if (initfile.empty ())
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	746 initfile = ".octaverc";
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	747
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	748 std::string home_dir = octave::sys::env::get_home_directory ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	749
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	750 std::string home_rc = octave::sys::env::make_absolute (initfile, home_dir);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	751
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	752 std::string local_rc;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	753
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	754 if (! home_rc.empty ())
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	755 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	756 int status = safe_source_file (home_rc, context, verbose,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	757 require_file);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	758
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	759 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	760 exit_status = status;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	761
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	762 // Names alone are not enough.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	763
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	764 octave::sys::file_stat fs_home_rc (home_rc);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	765
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	766 if (fs_home_rc)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	767 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	768 // We want to check for curr_dir after executing home_rc
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	769 // because doing that may change the working directory.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	770
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	771 local_rc = octave::sys::env::make_absolute (initfile);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	772
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	773 home_rc_already_executed = same_file (home_rc, local_rc);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	774 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	775 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	776
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	777 if (! home_rc_already_executed)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	778 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	779 if (local_rc.empty ())
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	780 local_rc = octave::sys::env::make_absolute (initfile);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	781
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	782 int status = safe_source_file (local_rc, context, verbose,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	783 require_file);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	784
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	785 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	786 exit_status = status;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	787 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	788 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	789
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	790 if (m_interactive && verbose)
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	791 std::cout << std::endl;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	792
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	793 return exit_status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	794 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	795
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	796 // Execute any code specified with --eval 'CODE'
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	797
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	798 int interpreter::execute_eval_option_code (void)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	799 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	800 const cmdline_options& options = m_app_context->options ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	801
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	802 std::string code_to_eval = options.code_to_eval ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	803
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	804 octave::unwind_protect frame;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	805
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	806 octave_save_signal_mask ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	807
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	808 octave::can_interrupt = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	809
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	810 octave_signal_hook = octave::signal_handler;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	811 octave_interrupt_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	812 octave_bad_alloc_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	813
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	814 octave::catch_interrupts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	815
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	816 octave_initialized = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	817
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	818 frame.add_method (this, &interpreter::interactive, m_interactive);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	819
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	820 m_interactive = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	821
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	822 int parse_status = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	823
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	824 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	825 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	826 eval_string (code_to_eval, false, parse_status, 0);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	827 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	828 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	829 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	830 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	831
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	832 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	833 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	834 catch (const octave::execution_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	835 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	836 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	837
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	838 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	839 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	840
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	841 return parse_status;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	842 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	843
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	844 int interpreter::execute_command_line_file (void)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	845 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	846 const cmdline_options& options = m_app_context->options ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	847
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	848 octave::unwind_protect frame;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	849
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	850 octave_save_signal_mask ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	851
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	852 octave::can_interrupt = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	853
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	854 octave_signal_hook = octave::signal_handler;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	855 octave_interrupt_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	856 octave_bad_alloc_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	857
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	858 octave::catch_interrupts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	859
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	860 octave_initialized = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	861
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	862 frame.add_method (this, &interpreter::interactive, m_interactive);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	863
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	864 frame.add_method (m_app_context,
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	865 &application::intern_argv,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	866 options.all_args ());
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	867
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	868 frame.add_method (m_app_context,
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	869 &application::program_invocation_name,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	870 application::program_invocation_name ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	871
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	872 frame.add_method (m_app_context,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	873 &application::program_name,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	874 application::program_name ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	875
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	876 m_interactive = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	877
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	878 // If we are running an executable script (#! /bin/octave) then
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	879 // we should only see the args passed to the script.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	880
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	881 string_vector script_args = options.remaining_args ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	882
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	883 m_app_context->intern_argv (script_args);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	884
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	885 std::string fname = script_args[0];
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	886
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	887 m_app_context->set_program_names (fname);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	888
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	889 std::string context;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	890 bool verbose = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	891 bool require_file = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	892
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	893 return safe_source_file (fname, context, verbose, require_file, "octave");
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	894 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	895
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	896 int interpreter::main_loop (void)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	897 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	898 if (! m_app_context)
23104 2805cc365a86 fix thinko in previous change John W. Eaton <jwe@octave.org> parents: 23102 diff changeset	899 return 0;
2805cc365a86 fix thinko in previous change John W. Eaton <jwe@octave.org> parents: 23102 diff changeset	900
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	901 octave_save_signal_mask ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	902
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	903 octave::can_interrupt = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	904
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	905 octave_signal_hook = octave::signal_handler;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	906 octave_interrupt_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	907 octave_bad_alloc_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	908
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	909 octave::catch_interrupts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	910
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	911 octave_initialized = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	912
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	913 // The big loop.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	914
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	915 octave::lexer *lxr = (octave::application::interactive ()
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	916 ? new octave::lexer ()
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	917 : new octave::lexer (stdin));
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	918
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	919 octave::parser parser (*lxr);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	920
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	921 int retval = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	922 do
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	923 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	924 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	925 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	926 reset_error_handler ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	927
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	928 parser.reset ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	929
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	930 if (symbol_table::at_top_level ())
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	931 octave::tree_evaluator::reset_debug_state ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	932
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	933 retval = parser.run ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	934
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	935 if (retval == 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	936 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	937 if (parser.stmt_list)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	938 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	939 parser.stmt_list->accept (*current_evaluator);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	940
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	941 octave_quit ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	942
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	943 if (! octave::application::interactive ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	944 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	945 bool quit = (tree_return_command::returning
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	946 \|\| tree_break_command::breaking);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	947
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	948 if (tree_return_command::returning)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	949 tree_return_command::returning = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	950
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	951 if (tree_break_command::breaking)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	952 tree_break_command::breaking--;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	953
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	954 if (quit)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	955 break;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	956 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	957
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	958 if (octave_completion_matches_called)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	959 octave_completion_matches_called = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	960 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	961 octave::command_editor::increment_current_command_number ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	962 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	963 else if (parser.lexer.end_of_input)
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	964 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	965 retval = EOF;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	966 break;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	967 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	968 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	969 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	970 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	971 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	972 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	973
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	974 // Required newline when the user does Ctrl+C at the prompt.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	975 if (octave::application::interactive ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	976 octave_stdout << "\n";
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	977 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	978 catch (const octave::index_exception& e)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	979 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	980 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	981
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	982 std::cerr << "error: unhandled index exception: "
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	983 << e.message () << " -- trying to return to prompt"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	984 << std::endl;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	985 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	986 catch (const octave::execution_exception& e)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	987 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	988 std::string stack_trace = e.info ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	989
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	990 if (! stack_trace.empty ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	991 std::cerr << stack_trace;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	992
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	993 if (octave::application::interactive ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	994 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	995 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	996 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	997 // We should exit with a nonzero status.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	998 retval = 1;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	999 break;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1000 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1001 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1002 catch (const std::bad_alloc&)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1003 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1004 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1005
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1006 std::cerr << "error: out of memory -- trying to return to prompt"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1007 << std::endl;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1008 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1009
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1010 #if defined (DBSTOP_NANINF)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1011 if (Vdebug_on_naninf)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1012 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1013 if (setjump (naninf_jump) != 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1014 debug_or_throw_exception (true); // true = stack trace
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1015 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1016 #endif
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1017 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1018 while (retval == 0);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1019
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1020 if (retval == EOF)
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1021 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1022 if (octave::application::interactive ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1023 octave_stdout << "\n";
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1024
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1025 retval = 0;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1026 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1027
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1028 return retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1029 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1030
23106 1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1031 // Call a function with exceptions handled to avoid problems with
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1032 // errors while shutting down.
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1033
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1034 #define OCTAVE_IGNORE_EXCEPTION(E) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1035 catch (E) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1036 { \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1037 recover_from_exception (); \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1038 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1039 std::cerr << "error: ignoring " #E " while preparing to exit" \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1040 << std::endl; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1041 }
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1042
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1043 #define OCTAVE_SAFE_CALL(F, ARGS) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1044 do \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1045 { \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1046 try \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1047 { \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1048 octave::unwind_protect frame; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1049 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1050 frame.protect_var (Vdebug_on_error); \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1051 frame.protect_var (Vdebug_on_warning); \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1052 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1053 Vdebug_on_error = false; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1054 Vdebug_on_warning = false; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1055 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1056 F ARGS; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1057 } \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1058 OCTAVE_IGNORE_EXCEPTION (const octave::exit_exception&) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1059 OCTAVE_IGNORE_EXCEPTION (const octave::interrupt_exception&) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1060 OCTAVE_IGNORE_EXCEPTION (const octave::execution_exception&) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1061 OCTAVE_IGNORE_EXCEPTION (const std::bad_alloc&) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1062 } \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1063 while (0)
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1064
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	1065 void interpreter::cleanup (void)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1066 {
23092 0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1067 // If we are attached to a GUI, process pending events and
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1068 // disconnect the link.
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1069
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1070 octave_link::process_events (true);
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1071 octave_link::disconnect_link ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1072
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1073 OCTAVE_SAFE_CALL (remove_input_event_hook_functions, ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1074
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1075 while (! atexit_functions.empty ())
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1076 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1077 std::string fcn = atexit_functions.front ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1078
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1079 atexit_functions.pop_front ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1080
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1081 OCTAVE_SAFE_CALL (reset_error_handler, ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1082
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23060 diff changeset	1083 OCTAVE_SAFE_CALL (octave::feval, (fcn, octave_value_list (), 0));
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1084
23060 baf03cdb28b5 move pager and diary classes into octave namespace John W. Eaton <jwe@octave.org> parents: 23057 diff changeset	1085 OCTAVE_SAFE_CALL (octave::flush_stdout, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1086 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1087
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1088 // Do this explicitly so that destructors for mex file objects
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1089 // are called, so that functions registered with mexAtExit are
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1090 // called.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1091 OCTAVE_SAFE_CALL (clear_mex_functions, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1092
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1093 OCTAVE_SAFE_CALL (octave::command_editor::restore_terminal_state, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1094
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1095 OCTAVE_SAFE_CALL (octave_history_write_timestamp, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1096
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1097 if (! octave::command_history::ignoring_entries ())
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1098 OCTAVE_SAFE_CALL (octave::command_history::clean_up_and_save, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1099
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1100 OCTAVE_SAFE_CALL (gh_manager::close_all_figures, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1101
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1102 OCTAVE_SAFE_CALL (gtk_manager::unload_all_toolkits, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1103
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1104 OCTAVE_SAFE_CALL (close_files, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1105
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1106 OCTAVE_SAFE_CALL (cleanup_tmp_files, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1107
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1108 OCTAVE_SAFE_CALL (symbol_table::cleanup, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1109
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1110 OCTAVE_SAFE_CALL (sysdep_cleanup, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1111
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1112 OCTAVE_SAFE_CALL (octave_finalize_hdf5, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1113
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1114 OCTAVE_SAFE_CALL (octave::flush_stdout, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1115
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1116 // Don't call singleton_cleanup_list::cleanup until we have the
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1117 // problems with registering/unregistering types worked out. For
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1118 // example, uncomment the following line, then use the make_int
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1119 // function from the examples directory to create an integer
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1120 // object and then exit Octave. Octave should crash with a
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1121 // segfault when cleaning up the typinfo singleton. We need some
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1122 // way to force new octave_value_X types that are created in
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1123 // .oct files to be unregistered when the .oct file shared library
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1124 // is unloaded.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1125 //
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1126 // OCTAVE_SAFE_CALL (singleton_cleanup_list::cleanup, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1127
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1128 OCTAVE_SAFE_CALL (octave::chunk_buffer::clear, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1129 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1130
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1131 void interpreter::recover_from_exception (void)
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1132 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1133 octave::can_interrupt = true;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1134 octave_interrupt_immediately = 0;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1135 octave_interrupt_state = 0;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1136 octave_signal_caught = 0;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1137 octave_exception_state = octave_no_exception;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1138 octave_restore_signal_mask ();
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1139 octave::catch_interrupts ();
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1140 }
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1141
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1142 // Functions to call when the interpreter exits.
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1143
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1144 std::list<std::string> interpreter::atexit_functions;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1145
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1146 void interpreter::add_atexit_function (const std::string& fname)
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1147 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1148 atexit_functions.push_front (fname);
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1149 }
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1150
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1151 bool interpreter::remove_atexit_function (const std::string& fname)
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1152 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1153 bool found = false;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1154
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1155 for (auto it = atexit_functions.begin ();
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1156 it != atexit_functions.end (); it++)
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1157 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1158 if (*it == fname)
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1159 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1160 atexit_functions.erase (it);
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1161 found = true;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1162 break;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1163 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1164 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1165
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1166 return found;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1167 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1168 }

Mercurial > octave

annotate libinterp/corefcn/interpreter.cc @ 23220:092078913d54