octave: libinterp/corefcn/interpreter.cc annotate

annotate libinterp/corefcn/interpreter.cc @ 23611:91c8f006ed8b

remove additional functions from symbol_table class Remove functions from symbol_table class that simply forward to the corresponding function in the symbol_table::scope class. Change all uses to access these functions using a scope object.

author	John W. Eaton <jwe@octave.org>
date	Thu, 15 Jun 2017 19:15:06 -0400
parents	99989ab8f142
children	0a6e87804cab

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"
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	45 #include "call-stack.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	46 #include "defun.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	47 #include "display.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	48 #include "error.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	49 #include "file-io.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	50 #include "graphics.h"
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	51 #include "interpreter-private.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	52 #include "interpreter.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	53 #include "load-path.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	54 #include "load-save.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	55 #include "octave-link.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	56 #include "octave.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	57 #include "oct-hist.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	58 #include "oct-map.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	59 #include "oct-mutex.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	60 #include "ops.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	61 #include "ovl.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	62 #include "ov.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	63 #include "ov-classdef.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	64 #include "parse.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	65 #include "pt-eval.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	66 #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	67 #include "pt-mat.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	68 #include "pt-stmt.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	69 #include "sighandlers.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	70 #include "sysdep.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	71 #include "unwind-prot.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	72 #include "utils.h"
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	73 #include "variables.h"
23466 5da300c55e89 use "" instead of <> for including defaults.h and version.h John W. Eaton <jwe@octave.org> parents: 23460 diff changeset	74 #include "version.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	75
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	76 // TRUE means the quit() call is allowed.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	77 bool quit_allowed = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	78
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	79 // 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	80 // is ready for interactive use.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	81 bool octave_interpreter_ready = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	82
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	83 // 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	84 bool octave_initialized = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	85
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	86 DEFUN (__version_info__, args, ,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	87 doc: /* -- texinfo --
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	88 @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	89 Undocumented internal function.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	90 @end deftypefn */)
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 static octave_map vinfo;
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 int nargin = args.length ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	95
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	96 if (nargin != 0 && nargin != 4)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	97 print_usage ();
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 octave_value retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	100
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	101 if (nargin == 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	102 retval = vinfo;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	103 else if (nargin == 4)
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 if (vinfo.nfields () == 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	106 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	107 vinfo.assign ("Name", args(0));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	108 vinfo.assign ("Version", args(1));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	109 vinfo.assign ("Release", args(2));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	110 vinfo.assign ("Date", args(3));
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 else
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 octave_idx_type n = vinfo.numel () + 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 vinfo.resize (dim_vector (n, 1));
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 octave_value idx (n);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	119
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	120 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	121 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	122 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	123 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	124 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	125 }
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 return retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	128 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	129
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	130 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	131 initialize_version_info (void)
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 octave_value_list args;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	134
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	135 args(3) = OCTAVE_RELEASE_DATE;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	136 args(2) = OCTAVE_RELEASE;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	137 args(1) = OCTAVE_VERSION;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	138 args(0) = "GNU Octave";
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 F__version_info__ (args, 0);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	141 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	142
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	143 OCTAVE_NORETURN static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	144 lo_error_handler (const char *fmt, ...)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	145 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	146 va_list args;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	147 va_start (args, fmt);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	148 verror_with_cfn (fmt, args);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	149 va_end (args);
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 octave_throw_execution_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	152 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	153
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	154 OCTAVE_NORETURN static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	155 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	156 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	157 va_list args;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	158 va_start (args, fmt);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	159 verror_with_id_cfn (id, fmt, args);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	160 va_end (args);
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 octave_throw_execution_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	163 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	164
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	165 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	166 initialize_error_handlers ()
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	167 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	168 set_liboctave_error_handler (lo_error_handler);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	169 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	170 set_liboctave_warning_handler (warning);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	171 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	172 }
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 // What internal options get configured by --traditional.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	175
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	176 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	177 maximum_braindamage (void)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	178 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	179 FPS1 (octave_value (">> "));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	180 FPS2 (octave_value (""));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	181 FPS4 (octave_value (""));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	182 Fbeep_on_error (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	183 Fconfirm_recursive_rmdir (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	184 Fcrash_dumps_octave_core (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	185 Fdisable_diagonal_matrix (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	186 Fdisable_permutation_matrix (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	187 Fdisable_range (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	188 Ffixed_point_format (octave_value (true));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	189 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	190 Fpage_screen_output (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	191 Fprint_empty_dimensions (octave_value (false));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	192 Fsave_default_options (octave_value ("-mat-binary"));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	193 Fstruct_levels_to_print (octave_value (0));
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	194
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	195 disable_warning ("Octave:abbreviated-property-match");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	196 disable_warning ("Octave:data-file-in-path");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	197 disable_warning ("Octave:function-name-clash");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	198 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	199 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	200
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	201 DEFUN (quit, args, ,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	202 doc: /* -- texinfo --
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	203 @deftypefn {} {} exit
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	204 @deftypefnx {} {} exit (@var{status})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	205 @deftypefnx {} {} quit
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	206 @deftypefnx {} {} quit (@var{status})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	207 Exit the current Octave session.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	208
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	209 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	210 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	211
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	212 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	213 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	214 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	215 to run using @code{atexit}.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	216 @seealso{atexit}
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	217 @end deftypefn */)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	218 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	219 // 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	220 // 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	221 // 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	222 if (! octave_link::confirm_shutdown ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	223 return ovl ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	224
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	225 if (! quit_allowed)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	226 error ("quit: not supported in embedded mode");
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 int exit_status = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	229
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	230 if (args.length () > 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	231 exit_status = args(0).nint_value ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	232
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	233 // 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	234 // 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	235 // 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	236 // etc. before exiting.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	237
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	238 throw octave::exit_exception (exit_status);
22094 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 return ovl ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	241 }
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 DEFALIAS (exit, quit);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	244
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	245 DEFUN (atexit, args, nargout,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	246 doc: /* -- texinfo --
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	247 @deftypefn {} {} atexit (@var{fcn})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	248 @deftypefnx {} {} atexit (@var{fcn}, @var{flag})
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	249 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	250
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	251 For example,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	252
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	253 @example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	254 @group
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	255 function last_words ()
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	256 disp ("Bye bye");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	257 endfunction
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	258 atexit ("last_words");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	259 @end group
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	260 @end example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	261
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	262 @noindent
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	263 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	264
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	265 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	266 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	267 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	268 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	269 above,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	270
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	271 @example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	272 atexit ("last_words", false);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	273 @end example
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	274
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	275 @noindent
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	276 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	277 @code{last_words} when it exits.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	278
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	279 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	280 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	281 @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	282 @seealso{quit}
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	283 @end deftypefn */)
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 int nargin = args.length ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	286
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	287 if (nargin < 1 \|\| nargin > 2)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	288 print_usage ();
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 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	291
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	292 bool add_mode = (nargin == 2)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	293 ? 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	294 : true;
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 octave_value_list retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	297
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	298 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	299 octave::interpreter::add_atexit_function (arg);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	300 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	301 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	302 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	303
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	304 if (nargout > 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	305 retval = ovl (found);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	306 }
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 return retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	309 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	310
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	311 // 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	312 // 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	313 // 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	314 // toplev.cc.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	315
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	316 static int
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	317 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	318 const std::string& context = "",
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	319 bool verbose = false, bool require_file = true,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	320 const std::string& warn_for = "")
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	321 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	322 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	323 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23060 diff changeset	324 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	325 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	326 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	327 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	328 octave::interpreter::recover_from_exception ();
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	329
9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	330 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	331 }
23537 94968aa621a8 show stack trace for errors in command line and startup files (bug #49346) John W. Eaton <jwe@octave.org> parents: 23533 diff changeset	332 catch (const octave::execution_exception& e)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	333 {
23537 94968aa621a8 show stack trace for errors in command line and startup files (bug #49346) John W. Eaton <jwe@octave.org> parents: 23533 diff changeset	334 std::string stack_trace = e.info ();
23536 14b61de53028 show stack trace for errors in command line and startup files (bug #49346) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	335
14b61de53028 show stack trace for errors in command line and startup files (bug #49346) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	336 if (! stack_trace.empty ())
14b61de53028 show stack trace for errors in command line and startup files (bug #49346) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	337 std::cerr << stack_trace;
14b61de53028 show stack trace for errors in command line and startup files (bug #49346) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	338
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	339 octave::interpreter::recover_from_exception ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	340
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	341 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	342 }
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	343
9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	344 return 0;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	345 }
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 static void
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	348 execute_pkg_add (const std::string& dir)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	349 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	350 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	351
23445 8e310ef0fa97 move load_path class to octave namespace John W. Eaton <jwe@octave.org> parents: 23438 diff changeset	352 octave::load_path& lp = octave::__get_load_path__ ("execute_pkg_add");
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	353
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	354 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	355 {
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	356 lp.execute_pkg_add (dir);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	357 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	358 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	359 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	360 octave::interpreter::recover_from_exception ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	361 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	362 catch (const octave::execution_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	363 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	364 octave::interpreter::recover_from_exception ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	365 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	366 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	367
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	368 namespace octave
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	369 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	370 // 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	371 // 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	372 // path.
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	373
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	374 interpreter::interpreter (application *app_context)
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	375 : m_app_context (app_context), m_load_path (), m_symbol_table (),
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	376 m_evaluator (new tree_evaluator (*this)), m_interactive (false),
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	377 m_read_site_files (true), m_read_init_files (m_app_context != 0),
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	378 m_verbose (false), m_inhibit_startup_message (false),
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	379 m_load_path_initialized (false), m_history_initialized (false),
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	380 m_initialized (false)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	381 {
23511 232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	382 if (instance)
232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	383 throw std::runtime_error
232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	384 ("only one Octave interpreter object may be active");
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	385
23511 232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	386 instance = this;
22094 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 // 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	389 setlocale (LC_NUMERIC, "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	390 setlocale (LC_TIME, "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	391 octave::sys::env::putenv ("LC_NUMERIC", "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	392 octave::sys::env::putenv ("LC_TIME", "C");
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	393
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	394 // 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	395 octave_set_default_fpucw ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	396
23057 bb7513d73673 move mutex classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23011 diff changeset	397 octave::thread::init ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	398
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	399 set_default_prompts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	400
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	401 // Initialize default warning state before --traditional option
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	402 // that may reset them.
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 initialize_default_warning_state ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	405
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	406 octave_ieee_init ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	407
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	408 octave_prepare_hdf5 ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	409
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	410 // 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	411 // 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	412 // 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	413 // 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	414 // 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	415 // 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	416
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	417 if (octave::numeric_limits<double>::NaN () == -1)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	418 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	419
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	420 initialize_error_handlers ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	421
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	422 if (m_app_context)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	423 octave::install_signal_handlers ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	424 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	425 quit_allowed = false;
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 initialize_file_io ();
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_types ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	430
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	431 install_ops ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	432
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	433 install_builtins ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	434
23533 8edbc923a7dc begin refactoring use of interpreter/evaluator in classdef objects John W. Eaton <jwe@octave.org> parents: 23532 diff changeset	435 install_classdef (*this);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	436
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	437 bool line_editing = false;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	438 bool traditional = false;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	439
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	440 if (m_app_context)
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	441 {
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	442 // Embedded interpeters don't execute command line options.
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	443 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	444
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	445 // 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	446 // including PKG_ADD files.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	447
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	448 string_vector args = options.all_args ();
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	449
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	450 m_app_context->intern_argv (args);
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	451 intern_nargin (args.numel () - 1);
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	452
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	453 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	454
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	455 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	456
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	457 for (const auto& pth : command_line_path)
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	458 m_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	459
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	460 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	461 if (! exec_path.empty ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	462 set_exec_path (exec_path);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	463
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	464 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	465 if (! image_path.empty ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	466 set_image_path (image_path);
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	467
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	468 if (options.no_window_system ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	469 display_info::no_window_system ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	470
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	471 // 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	472 // interactive.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	473
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	474 // 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	475 // pipe or a redirected file.
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	476 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	477
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	478 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	479 && octave_isatty_wrapper (fileno (stdout)));
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	480
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	481 // 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	482 if (options.forced_interactive ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	483 m_interactive = true;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	484
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	485 line_editing = options.line_editing ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	486 if ((! m_interactive \|\| options.forced_interactive ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	487 && ! options.forced_line_editing ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	488 line_editing = false;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	489
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	490 traditional = options.traditional ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	491 }
22094 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 // 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	494 if (line_editing)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	495 initialize_command_input ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	496 else
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	497 octave::command_editor::force_default_editor ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	498
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	499 // 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	500 // 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	501
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	502 initialize_version_info ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	503
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	504 // 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	505 // 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	506
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	507 if (traditional)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	508 maximum_braindamage ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	509
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	510 octave_interpreter_ready = true;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	511 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	512
23511 232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	513 interpreter *interpreter::instance = nullptr;
232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	514
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	515 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	516 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	517 cleanup ();
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	518 }
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	519
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	520 void interpreter::intern_nargin (octave_idx_type nargs)
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	521 {
23611 91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	522 // FIXME: should this explicitly be top_scope?
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	523 symbol_table::scope *scope = m_symbol_table.current_scope ();
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	524
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	525 if (scope)
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	526 {
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	527 scope->assign (".nargin.", nargs);
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	528 scope->mark_hidden (".nargin.");
91c8f006ed8b remove additional functions from symbol_table class John W. Eaton <jwe@octave.org> parents: 23609 diff changeset	529 }
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	530 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	531
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	532 // 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	533
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	534 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	535 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	536 if (! m_history_initialized)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	537 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	538 // Allow command-line option to override.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	539
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	540 if (m_app_context)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	541 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	542 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	543
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	544 read_history_file = options.read_history_file ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	545 }
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	546
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	547 ::initialize_history (read_history_file);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	548
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	549 if (! m_app_context)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	550 octave::command_history::ignore_entries ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	551
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	552 m_history_initialized = true;
23092 0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	553 }
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	554 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	555
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	556 // 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	557 // option says to leave it empty.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	558
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	559 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	560 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	561 if (! m_load_path_initialized)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	562 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	563 // Allow command-line option to override.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	564
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	565 if (m_app_context)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	566 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	567 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	568
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	569 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	570 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	571
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	572 // 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	573 // 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	574 // 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	575 // 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	576 // 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	577 // 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	578 // 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	579 // are already handled.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	580
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	581 octave::unwind_protect frame;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	582
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	583 frame.add_method (m_load_path, &load_path::set_add_hook,
d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	584 m_load_path.get_add_hook ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	585
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	586 m_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	587
23438 d24d01273bd0 eliminate load-path singleton John W. Eaton <jwe@octave.org> parents: 23435 diff changeset	588 m_load_path.initialize (set_initial_path);
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	589
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	590 m_load_path_initialized = true;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	591 }
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	592 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	593
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	594 // 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	595
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	596 int interpreter::initialize (void)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	597 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	598 if (m_initialized)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	599 return 0;
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	600
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	601 display_startup_message ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	602
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	603 // 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	604 // files and begins evaluating commands.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	605
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	606 initialize_history ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	607
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	608 // 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	609 // 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	610
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	611 // 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	612 // 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	613 // 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	614
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	615 initialize_load_path ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	616
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	617 // We ignore errors in startup files.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	618
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	619 execute_startup_files ();
23092 0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	620
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	621 int exit_status = 0;
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	622
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	623 if (m_app_context)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	624 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	625 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	626
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	627 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	628 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	629 int status = execute_eval_option_code ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	630
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	631 if (status )
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	632 exit_status = status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	633
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	634 if (! options.persist ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	635 return exit_status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	636 }
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 // 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	639 // 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	640 // for the script.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	641
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	642 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	643 {
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	644 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	645
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	646 if (status)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	647 exit_status = status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	648
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	649 if (! options.persist ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	650 return exit_status;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	651 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	652
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	653 // 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	654 // 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	655
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	656 if (options.forced_interactive ())
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	657 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	658 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	659
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	660 // 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	661 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	662 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	663 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	664
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	665 // 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	666
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	667 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	668
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	669 m_initialized = true;
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	670
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	671 return exit_status;
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	672 }
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	673
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	674 int interpreter::execute (void)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	675 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	676 try
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	677 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	678 int status = initialize ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	679
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	680 if (! m_initialized)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	681 return status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	682
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	683 return main_loop ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	684 }
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	685 catch (const octave::exit_exception& ex)
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	686 {
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	687 return ex.exit_status ();
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	688 }
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	689 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	690
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	691 void interpreter::display_startup_message (void) const
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	692 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	693 bool inhibit_startup_message = false;
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	694
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	695 if (m_app_context)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	696 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	697 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	698
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	699 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	700 }
23396 945b53af4655 maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	701
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	702 if (m_interactive && ! inhibit_startup_message)
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	703 std::cout << octave_startup_message () << "\n" << std::endl;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	704 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	705
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	706 // 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	707 // 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	708 // exception.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	709
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	710 int interpreter::execute_startup_files (void) const
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	711 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	712 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	713 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	714 bool verbose = m_verbose;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	715 bool inhibit_startup_message = m_inhibit_startup_message;
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	716
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	717 if (m_app_context)
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	718 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	719 const cmdline_options& options = m_app_context->options ();
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	720
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	721 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	722 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	723 verbose = options.verbose_flag ();
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	724 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	725 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	726
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	727 verbose = (verbose && ! inhibit_startup_message);
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	728
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	729 bool require_file = false;
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 std::string context;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	732
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	733 int exit_status = 0;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	734
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	735 if (read_site_files)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	736 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	737 // Execute commands from the site-wide configuration file.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	738 // First from the file $(prefix)/lib/octave/site/m/octaverc
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	739 // (if it exists), then from the file
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	740 // $(prefix)/share/octave/$(version)/m/octaverc (if it exists).
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	741
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	742 int status = safe_source_file (Vlocal_site_defaults_file, context,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	743 verbose, require_file);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	744
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	745 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	746 exit_status = status;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	747
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	748 status = safe_source_file (Vsite_defaults_file, context, verbose,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	749 require_file);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	750
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	751 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	752 exit_status = status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	753 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	754
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	755 if (read_init_files)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	756 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	757 // Try to execute commands from $HOME/$OCTAVE_INITFILE and
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	758 // $OCTAVE_INITFILE. If $OCTAVE_INITFILE is not set,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	759 // .octaverc is assumed.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	760
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	761 bool home_rc_already_executed = false;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	762
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	763 std::string initfile = octave::sys::env::getenv ("OCTAVE_INITFILE");
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	764
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	765 if (initfile.empty ())
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	766 initfile = ".octaverc";
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	767
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	768 std::string home_dir = octave::sys::env::get_home_directory ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	769
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	770 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	771
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	772 std::string local_rc;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	773
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	774 if (! home_rc.empty ())
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	775 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	776 int status = safe_source_file (home_rc, context, verbose,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	777 require_file);
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 (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	780 exit_status = status;
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 // Names alone are not enough.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	783
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	784 octave::sys::file_stat fs_home_rc (home_rc);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	785
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	786 if (fs_home_rc)
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 // 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	789 // because doing that may change the working directory.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	790
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	791 local_rc = octave::sys::env::make_absolute (initfile);
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 home_rc_already_executed = same_file (home_rc, local_rc);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	794 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	795 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	796
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	797 if (! home_rc_already_executed)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	798 {
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	799 if (local_rc.empty ())
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	800 local_rc = octave::sys::env::make_absolute (initfile);
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 int status = safe_source_file (local_rc, context, verbose,
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	803 require_file);
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	804
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	805 if (status)
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	806 exit_status = status;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	807 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	808 }
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	809
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	810 if (m_interactive && verbose)
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	811 std::cout << std::endl;
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	812
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	813 return exit_status;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	814 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	815
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	816 // Execute any code specified with --eval 'CODE'
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	817
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	818 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	819 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	820 const cmdline_options& options = m_app_context->options ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	821
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	822 std::string code_to_eval = options.code_to_eval ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	823
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	824 octave::unwind_protect frame;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	825
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	826 octave_save_signal_mask ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	827
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	828 octave::can_interrupt = true;
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 octave_signal_hook = octave::signal_handler;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	831 octave_interrupt_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	832 octave_bad_alloc_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	833
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	834 octave::catch_interrupts ();
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 octave_initialized = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	837
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	838 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	839
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	840 m_interactive = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	841
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	842 int parse_status = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	843
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	844 try
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 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	847 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	848 catch (const octave::interrupt_exception&)
22094 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 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	851
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	852 return 1;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	853 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	854 catch (const octave::execution_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	855 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	856 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	857
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	858 return 1;
22094 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
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	861 return parse_status;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	862 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	863
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	864 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	865 {
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	866 const cmdline_options& options = m_app_context->options ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	867
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	868 octave::unwind_protect frame;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	869
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	870 octave_save_signal_mask ();
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 octave::can_interrupt = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	873
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	874 octave_signal_hook = octave::signal_handler;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	875 octave_interrupt_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	876 octave_bad_alloc_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	877
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	878 octave::catch_interrupts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	879
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	880 octave_initialized = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	881
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	882 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	883
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	884 string_vector args = options.all_args ();
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	885
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	886 frame.add_method (m_app_context, &application::intern_argv, args);
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	887
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	888 frame.add_method (this, &interpreter::intern_nargin, args.numel () - 1);
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	889
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	890 frame.add_method (m_app_context,
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	891 &application::program_invocation_name,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	892 application::program_invocation_name ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	893
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	894 frame.add_method (m_app_context,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	895 &application::program_name,
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	896 application::program_name ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	897
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	898 m_interactive = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	899
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	900 // If we are running an executable script (#! /bin/octave) then
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	901 // we should only see the args passed to the script.
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	902
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	903 string_vector script_args = options.remaining_args ();
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	904
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	905 m_app_context->intern_argv (script_args);
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	906 intern_nargin (script_args.numel () - 1);
23102 373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	907
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	908 std::string fname = script_args[0];
373771419d51 refactor interpreter::execute John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	909
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	910 m_app_context->set_program_names (fname);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	911
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	912 std::string context;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	913 bool verbose = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	914 bool require_file = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	915
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	916 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	917 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	918
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	919 int interpreter::main_loop (void)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	920 {
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	921 if (! m_app_context)
23104 2805cc365a86 fix thinko in previous change John W. Eaton <jwe@octave.org> parents: 23102 diff changeset	922 return 0;
2805cc365a86 fix thinko in previous change John W. Eaton <jwe@octave.org> parents: 23102 diff changeset	923
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	924 octave_save_signal_mask ();
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 octave::can_interrupt = true;
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 octave_signal_hook = octave::signal_handler;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	929 octave_interrupt_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	930 octave_bad_alloc_hook = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	931
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	932 octave::catch_interrupts ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	933
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	934 octave_initialized = true;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	935
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	936 // The big loop.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	937
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	938 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	939 ? 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	940 : new octave::lexer (stdin));
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	941
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22186 diff changeset	942 octave::parser parser (*lxr);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	943
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	944 int retval = 0;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	945 do
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	946 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	947 try
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	948 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	949 reset_error_handler ();
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 parser.reset ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	952
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	953 if (m_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	954 octave::tree_evaluator::reset_debug_state ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	955
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	956 retval = parser.run ();
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 (retval == 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	959 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	960 if (parser.stmt_list)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	961 {
23511 232c8d69d934 manage interpreter instance in interpreter object John W. Eaton <jwe@octave.org> parents: 23466 diff changeset	962 parser.stmt_list->accept (*m_evaluator);
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	963
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	964 octave_quit ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	965
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	966 if (! octave::application::interactive ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	967 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	968 bool quit = (tree_return_command::returning
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	969 \|\| tree_break_command::breaking);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	970
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	971 if (tree_return_command::returning)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	972 tree_return_command::returning = 0;
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 if (tree_break_command::breaking)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	975 tree_break_command::breaking--;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	976
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	977 if (quit)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	978 break;
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
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	981 if (octave_completion_matches_called)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	982 octave_completion_matches_called = false;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	983 else
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	984 octave::command_editor::increment_current_command_number ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	985 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	986 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	987 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	988 retval = EOF;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	989 break;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	990 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	991 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	992 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	993 catch (const octave::interrupt_exception&)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	994 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	995 recover_from_exception ();
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 // 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	998 if (octave::application::interactive ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	999 octave_stdout << "\n";
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1000 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	1001 catch (const octave::index_exception& e)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1002 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1003 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1004
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1005 std::cerr << "error: unhandled index exception: "
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1006 << e.message () << " -- 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 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	1009 catch (const octave::execution_exception& e)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1010 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1011 std::string stack_trace = e.info ();
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 (! stack_trace.empty ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1014 std::cerr << 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 if (octave::application::interactive ())
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1017 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1018 else
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 // We should exit with a nonzero status.
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1021 retval = 1;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1022 break;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1023 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1024 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1025 catch (const std::bad_alloc&)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1026 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1027 recover_from_exception ();
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1028
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1029 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	1030 << std::endl;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1031 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1032
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1033 #if defined (DBSTOP_NANINF)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1034 if (Vdebug_on_naninf)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1035 {
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1036 if (setjump (naninf_jump) != 0)
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1037 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	1038 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1039 #endif
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1040 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1041 while (retval == 0);
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1042
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1043 if (retval == EOF)
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1044 {
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1045 if (octave::application::interactive ())
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1046 octave_stdout << "\n";
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1047
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1048 retval = 0;
252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1049 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1050
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1051 return retval;
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1052 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1053
23106 1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1054 // 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	1055 // errors while shutting down.
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1056
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1057 #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	1058 catch (E) \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1059 { \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1060 recover_from_exception (); \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1061 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1062 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	1063 << std::endl; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1064 }
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1065
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1066 #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	1067 do \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1068 { \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1069 try \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1070 { \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1071 octave::unwind_protect frame; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1072 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1073 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	1074 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	1075 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1076 Vdebug_on_error = false; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1077 Vdebug_on_warning = false; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1078 \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1079 F ARGS; \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1080 } \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1081 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	1082 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	1083 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	1084 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	1085 } \
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1086 while (0)
1a53f9d42ec1 move OCTAVE_SAFE_CALL macro out of header file John W. Eaton <jwe@octave.org> parents: 23105 diff changeset	1087
23087 9f406f0b36da rework clean_up_and_exit (bug #50068) John W. Eaton <jwe@octave.org> parents: 23084 diff changeset	1088 void interpreter::cleanup (void)
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1089 {
23092 0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1090 // 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	1091 // disconnect the link.
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1092
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1093 octave_link::process_events (true);
0fed4c678795 additional restructuring of startup and shutdown John W. Eaton <jwe@octave.org> parents: 23087 diff changeset	1094 octave_link::disconnect_link ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1095
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1096 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	1097
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1098 while (! atexit_functions.empty ())
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1099 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1100 std::string fcn = atexit_functions.front ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1101
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1102 atexit_functions.pop_front ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1103
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1104 OCTAVE_SAFE_CALL (reset_error_handler, ());
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1105
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23060 diff changeset	1106 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	1107
23060 baf03cdb28b5 move pager and diary classes into octave namespace John W. Eaton <jwe@octave.org> parents: 23057 diff changeset	1108 OCTAVE_SAFE_CALL (octave::flush_stdout, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1109 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1110
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1111 // 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	1112 // 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	1113 // called.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1114 OCTAVE_SAFE_CALL (clear_mex_functions, ());
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 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	1117
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1118 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	1119
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1120 if (! octave::command_history::ignoring_entries ())
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1121 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	1122
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1123 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	1124
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1125 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	1126
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1127 OCTAVE_SAFE_CALL (close_files, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1128
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1129 OCTAVE_SAFE_CALL (cleanup_tmp_files, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1130
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	1131 // FIXME: May still need something like this to ensure that
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	1132 // destructors for class objects will run properly. Should that be
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	1133 // done earlier? Before or after atexit functions are executed?
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23553 diff changeset	1134 m_symbol_table.cleanup ();
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1135
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1136 OCTAVE_SAFE_CALL (sysdep_cleanup, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1137
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1138 OCTAVE_SAFE_CALL (octave_finalize_hdf5, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1139
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1140 OCTAVE_SAFE_CALL (octave::flush_stdout, ());
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1141
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1142 // 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	1143 // 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	1144 // 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	1145 // 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	1146 // 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	1147 // 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	1148 // 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	1149 // .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	1150 // is unloaded.
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1151 //
17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1152 // 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	1153
23117 17a3567a7b01 separate final interpreter initialization from execution John W. Eaton <jwe@octave.org> parents: 23111 diff changeset	1154 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	1155 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1156
23532 084245f9bd03 pass reference to evaluator to octave_function call methods John W. Eaton <jwe@octave.org> parents: 23511 diff changeset	1157 tree_evaluator& interpreter::get_evaluator (void)
084245f9bd03 pass reference to evaluator to octave_function call methods John W. Eaton <jwe@octave.org> parents: 23511 diff changeset	1158 {
084245f9bd03 pass reference to evaluator to octave_function call methods John W. Eaton <jwe@octave.org> parents: 23511 diff changeset	1159 return *m_evaluator;
084245f9bd03 pass reference to evaluator to octave_function call methods John W. Eaton <jwe@octave.org> parents: 23511 diff changeset	1160 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1161
23609 99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1162 symbol_table::scope *
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1163 interpreter::get_current_scope (void)
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1164 {
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1165 return m_symbol_table.current_scope ();
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1166 }
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1167
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1168 symbol_table::scope *
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1169 interpreter::require_current_scope (const std::string& who)
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1170 {
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1171 symbol_table::scope *scope = get_current_scope ();
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1172
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1173 if (! scope)
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1174 error ("%s: symbol table scope missing", who.c_str ());
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1175
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1176 return scope;
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1177 }
99989ab8f142 new convenience functions for accessing current scope John W. Eaton <jwe@octave.org> parents: 23599 diff changeset	1178
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	1179 call_stack& interpreter::get_call_stack (void)
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	1180 {
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	1181 return m_evaluator->get_call_stack ();
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	1182 }
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23552 diff changeset	1183
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1184 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	1185 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1186 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	1187 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	1188 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	1189 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	1190 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	1191 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	1192 octave::catch_interrupts ();
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1193 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1194
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1195 // Functions to call when the interpreter exits.
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1196
23111 252975fdc444 more refactoring of interpreter and application classes John W. Eaton <jwe@octave.org> parents: 23110 diff changeset	1197 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	1198
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1199 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	1200 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1201 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	1202 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1203
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1204 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	1205 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1206 bool found = false;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1207
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1208 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	1209 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	1210 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1211 if (*it == fname)
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1212 {
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1213 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	1214 found = true;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1215 break;
af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1216 }
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1217 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1218
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23109 diff changeset	1219 return found;
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1220 }
9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: diff changeset	1221 }

Mercurial > octave

annotate libinterp/corefcn/interpreter.cc @ 23611:91c8f006ed8b