octave-nkf: liboctave/oct-shlib.cc annotate

annotate liboctave/oct-shlib.cc @ 14138:72c96de7a403 stable

maint: update copyright notices for 2012

author	John W. Eaton <jwe@octave.org>
date	Mon, 02 Jan 2012 14:25:41 -0500
parents	12df7854fa7c
children

rev	line source
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	1 /*
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	2
14138 72c96de7a403 maint: update copyright notices for 2012 John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	3 Copyright (C) 1999-2012 John W. Eaton
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	4 Copyright (C) 2009 VZLU Prague
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	5
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	7
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6123 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6123 diff changeset	11 option) any later version.
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	12
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	16 for more details.
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	17
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6123 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6123 diff changeset	20 <http://www.gnu.org/licenses/>.
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	21
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	22 */
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	23
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	24 #ifdef HAVE_CONFIG_H
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	25 #include <config.h>
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	26 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	27
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	28 #include <map>
14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	29
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	30 #if defined (HAVE_SHL_LOAD_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	31 #include <cerrno>
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	32 #include <cstring>
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	33 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	34
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	35 #if defined (HAVE_DYLD_API)
4429 c1f6200b5f0e [project @ 2003-06-17 04:36:08 by jwe] jwe parents: 4193 diff changeset	36 #include <mach-o/dyld.h>
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	37 #endif
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	38
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	39 extern "C"
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	40 {
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	41 #if defined (HAVE_DLOPEN_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	42 #if defined (HAVE_DLFCN_H)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	43 #include <dlfcn.h>
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	44 #else
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	45 extern void dlopen (const char , int);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	46 extern const char *dlerror (void);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	47 extern void dlsym (void , const char *);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	48 extern int dlclose (void *);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	49 #endif
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	50 #elif defined (HAVE_SHL_LOAD_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	51 #include <dl.h>
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	52 #elif defined (HAVE_LOADLIBRARY_API)
10346 65d5776379c3 Reduce the amount of stuff included by windows.h and avoid min/max being #define-d Michael Goffioul <michael.goffioul@gmail.com> parents: 10314 diff changeset	53 #define WIN32_LEAN_AND_MEAN
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	54 #include <windows.h>
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	55 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	56 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	57
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	58 #include "file-stat.h"
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	59 #include "lo-error.h"
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	60 #include "oct-shlib.h"
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	61 #include "str-vec.h"
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	62
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	63 octave_shlib::shlib_rep::shlib_rep (const std::string& f)
11501 331fcc41ca23 data member initialization fixes John W. Eaton <jwe@octave.org> parents: 10346 diff changeset	64 : count (1), file (f), tm_loaded (), fcn_names ()
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	65 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	66 instances[f] = this;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	67
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	68 if (is_out_of_date ())
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	69 (*current_liboctave_warning_with_id_handler)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	70 ("Octave:warn-future-time-stamp",
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	71 "timestamp on file %s is in the future", file.c_str ());
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	72 }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	73
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	74 bool
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	75 octave_shlib::shlib_rep::is_out_of_date (void) const
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	76 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	77 file_stat fs (file);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	78 return fs.is_newer (tm_loaded);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	79 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	80
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	81 void
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	82 octave_shlib::shlib_rep::fake_reload (void)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	83 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	84 // We can't actually reload the library, but we'll pretend we did.
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	85 file_stat fs (file);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	86 if (fs.is_newer (tm_loaded))
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	87 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	88 tm_loaded = fs.mtime ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	89
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	90 (*current_liboctave_warning_handler)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	91 ("library %s not reloaded due to existing references", file.c_str ());
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	92 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	93 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	94
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	95 octave_shlib::shlib_rep *
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	96 octave_shlib::shlib_rep::get_instance (const std::string& f, bool fake)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	97 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	98 shlib_rep *retval = 0;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	99 std::map<std::string, shlib_rep *>::iterator p = instances.find (f);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	100 if (p != instances.end ())
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	101 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	102 retval = p->second;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	103 retval->count++;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	104 if (fake)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	105 retval->fake_reload ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	106 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	107 else
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	108 retval = new_instance (f);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	109
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	110 return retval;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	111 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	112
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	113 void
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	114 octave_shlib::shlib_rep::add_fcn_name (const std::string& name)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	115 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	116 fcn_names_iterator p = fcn_names.find (name);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	117
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	118 if (p == fcn_names.end ())
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	119 fcn_names[name] = 1;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	120 else
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	121 ++(p->second);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	122 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	123
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	124 bool
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	125 octave_shlib::shlib_rep::remove_fcn_name (const std::string& fcn_name)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	126 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	127 bool retval = false;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	128
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	129 fcn_names_iterator p = fcn_names.find (fcn_name);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	130
7872 1b63f8da772d fix unloading of mex files John W. Eaton <jwe@octave.org> parents: 7749 diff changeset	131 if (p != fcn_names.end () && --(p->second) == 0)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	132 {
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	133 fcn_names.erase (fcn_name);
14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	134 retval = true;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	135 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	136
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	137 return retval;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	138 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	139
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	140 void
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	141 octave_shlib::shlib_rep::do_close_hook (octave_shlib::close_hook cl_hook)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	142 {
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	143 for (fcn_names_iterator p = fcn_names.begin (); p != fcn_names.end (); p++)
14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	144 cl_hook (p->first);
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	145
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	146 fcn_names.clear ();
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	147 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	148
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	149 std::map<std::string, octave_shlib::shlib_rep *> octave_shlib::shlib_rep::instances;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	150
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	151 octave_shlib::shlib_rep octave_shlib::nil_rep;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	152
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	153 #if defined (HAVE_DLOPEN_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	154
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	155 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	156 octave_dlopen_shlib : public octave_shlib::shlib_rep
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	157 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	158 public:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	159
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	160 octave_dlopen_shlib (const std::string& f);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	161
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	162 ~octave_dlopen_shlib (void);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	163
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	164 void *search (const std::string& name, octave_shlib::name_mangler mangler = 0);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	165
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	166 // FIXME: this is possibly redundant because failure to open a library will
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	167 // normally throw an exception, avoiding the construction of an invalid
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	168 // library. Leave it here for possible future use.
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	169
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	170 bool is_open (void) const { return (library != 0); }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	171
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	172 private:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	173
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	174 // No copying!
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	175
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	176 octave_dlopen_shlib (const octave_dlopen_shlib&);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	177
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	178 octave_dlopen_shlib& operator = (const octave_dlopen_shlib&);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	179
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	180 void *library;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	181 };
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	182
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	183 octave_dlopen_shlib::octave_dlopen_shlib (const std::string& f)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	184 : octave_shlib::shlib_rep (f), library (0)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	185 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	186 int flags = 0;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	187
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	188 // Use RTLD_NOW to resolve all symbols before dlopen returns.
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	189 // By using this option, dlopen will detect errors and Octave
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	190 // won't exit if there are unresolved symbols in the file we are
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	191 // loading, and we may even get a useful diagnostic.
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	192 #if defined (RTLD_NOW)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	193 flags \|= RTLD_NOW;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	194 #endif
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	195
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	196 library = dlopen (file.c_str (), flags);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	197
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	198 if (! library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	199 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	200 const char *msg = dlerror ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	201
9971 d0680ace5fcb oct-shlib.cc (octave_dlopen_shlib): reverse sense of test and improve error message John W. Eaton <jwe@octave.org> parents: 9958 diff changeset	202 if (msg)
d0680ace5fcb oct-shlib.cc (octave_dlopen_shlib): reverse sense of test and improve error message John W. Eaton <jwe@octave.org> parents: 9958 diff changeset	203 (*current_liboctave_error_handler) ("%s: failed to load: %s",
d0680ace5fcb oct-shlib.cc (octave_dlopen_shlib): reverse sense of test and improve error message John W. Eaton <jwe@octave.org> parents: 9958 diff changeset	204 file.c_str (), msg);
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	205 else
9971 d0680ace5fcb oct-shlib.cc (octave_dlopen_shlib): reverse sense of test and improve error message John W. Eaton <jwe@octave.org> parents: 9958 diff changeset	206 (*current_liboctave_error_handler) ("%s: failed to load",
d0680ace5fcb oct-shlib.cc (octave_dlopen_shlib): reverse sense of test and improve error message John W. Eaton <jwe@octave.org> parents: 9958 diff changeset	207 file.c_str ());
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	208 }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	209 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	210
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	211 octave_dlopen_shlib::~octave_dlopen_shlib (void)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	212 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	213 if (library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	214 dlclose (library);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	215 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	216
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	217 void *
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	218 octave_dlopen_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	219 octave_shlib::name_mangler mangler)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	220 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	221 void *function = 0;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	222
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	223 if (is_open ())
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	224 {
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	225 std::string sym_name = name;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	226
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	227 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	228 sym_name = mangler (name);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	229
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	230 function = dlsym (library, sym_name.c_str ());
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	231 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	232 else
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	233 (*current_liboctave_error_handler)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	234 ("shared library %s is not open", file.c_str ());
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	235
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	236 return function;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	237 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	238
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	239 #elif defined (HAVE_SHL_LOAD_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	240
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	241 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	242 octave_shl_load_shlib : public octave_shlib::shlib_rep
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	243 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	244 public:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	245
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	246 octave_shl_load_shlib (const std::string& f);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	247
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	248 ~octave_shl_load_shlib (void);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	249
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	250 void *search (const std::string& name, octave_shlib::name_mangler mangler = 0);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	251
3609 c5ba3c9d83c5 [project @ 2000-03-16 23:57:55 by jwe] jwe parents: 3504 diff changeset	252 bool is_open (void) const { return (library != 0); }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	253
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	254 private:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	255
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	256 // No copying!
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	257
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	258 octave_shl_load_shlib (const octave_shl_load_shlib&);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	259
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	260 octave_shl_load_shlib& operator = (const octave_shl_load_shlib&);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	261
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	262 shl_t library;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	263 };
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	264
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	265 octave_shl_load_shlib::octave_shl_load_shlib (const std::string& f)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	266 : octave_shlib::shlib_rep (f), library (0)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	267 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	268 file = f;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	269
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	270 library = shl_load (file.c_str (), BIND_IMMEDIATE, 0L);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	271
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	272 if (! library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	273 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	274 using namespace std;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	275 (*current_liboctave_error_handler) ("%s", strerror (errno));
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	276 }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	277 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	278
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	279 octave_shl_load_shlib::~octave_shl_load_shlib (void)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	280 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	281 if (library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	282 shl_unload (library);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	283 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	284
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	285 void *
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	286 octave_shl_load_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	287 octave_shlib::name_mangler mangler)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	288 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	289 void *function = 0;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	290
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	291 if (is_open ())
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	292 {
3609 c5ba3c9d83c5 [project @ 2000-03-16 23:57:55 by jwe] jwe parents: 3504 diff changeset	293 std::string sym_name = name;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	294
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	295 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	296 sym_name = mangler (name);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	297
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	298 int status = shl_findsym (&library, sym_name.c_str (),
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	299 TYPE_UNDEFINED, &function);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	300 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	301 else
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	302 (*current_liboctave_error_handler)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	303 ("shared library %s is not open", file.c_str ());
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	304
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	305 return function;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	306 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	307
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	308 #elif defined (HAVE_LOADLIBRARY_API)
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	309
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	310 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	311 octave_w32_shlib: public octave_shlib::shlib_rep
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	312 {
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	313 public:
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	314
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	315 octave_w32_shlib (const std::string& f);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	316
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	317 ~octave_w32_shlib (void);
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	318
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	319 void *search (const std::string& name, octave_shlib::name_mangler mangler = 0);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	320
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	321 bool is_open (void) const { return (handle != 0); }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	322
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	323 private:
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	324
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	325 // No copying!
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	326
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	327 octave_w32_shlib (const octave_w32_shlib&);
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	328
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	329 octave_w32_shlib& operator = (const octave_w32_shlib&);
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	330
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	331 HINSTANCE handle;
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	332 };
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	333
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	334 octave_w32_shlib::octave_w32_shlib (const std::string& f)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	335 : octave_shlib::shlib_rep (f), handle (0)
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	336 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	337 handle = LoadLibrary (file.c_str ());
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	338
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	339 if (! handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	340 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	341 DWORD lastError = GetLastError ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	342 char *msg;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	343
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	344 switch (lastError)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	345 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	346 case ERROR_MOD_NOT_FOUND:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	347 case ERROR_DLL_NOT_FOUND:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	348 msg = "could not find library or dependents";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	349 break;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	350
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	351 case ERROR_INVALID_DLL:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	352 msg = "library or its dependents are damaged";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	353 break;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	354
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	355 case ERROR_DLL_INIT_FAILED:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	356 msg = "library initialization routine failed";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	357 break;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	358
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	359 default:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	360 msg = "library open failed";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	361 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	362
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	363 (*current_liboctave_error_handler) ("%s: %s", msg, file.c_str ());
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	364 }
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	365 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	366
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	367 octave_w32_shlib::~octave_w32_shlib (void)
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	368 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	369 if (handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	370 FreeLibrary (handle);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	371 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	372
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	373 extern "C"
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	374 {
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	375 void * octave_w32_search (HINSTANCE handle, const char * name);
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	376 }
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	377
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	378 void *
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	379 octave_w32_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	380 octave_shlib::name_mangler mangler)
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	381 {
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	382 void *function = 0;
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	383
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	384 if (is_open ())
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	385 {
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	386 std::string sym_name = name;
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	387
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	388 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	389 sym_name = mangler (name);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	390
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	391 function = octave_w32_library_search (handle, sym_name.c_str ());
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	392 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	393 else
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	394 (*current_liboctave_error_handler)
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	395 ("shared library %s is not open", file.c_str ());
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	396
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	397 return function;
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	398 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	399
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	400 #elif defined (HAVE_DYLD_API)
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	401
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	402 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	403 octave_dyld_shlib : public octave_shlib::shlib_rep
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	404 {
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	405 public:
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	406
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	407 octave_dyld_shlib (void);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	408
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	409 ~octave_dyld_shlib (void);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	410
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	411 void open (const std::string& f);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	412
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	413 void *search (const std::string& name, octave_shlib::name_mangler mangler = 0);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	414
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	415 void close (octave_shlib::close_hook cl_hook = 0);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	416
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	417 bool is_open (void) const {return (handle != 0); }
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	418
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	419 private:
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	420
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	421 // No copying!
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	422
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	423 octave_dyld_shlib (const octave_dyld_shlib&);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	424
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	425 octave_dyld_shlib& operator = (const octave_dyld_shlib&);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	426
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	427 NSObjectFileImage img;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	428 NSModule handle;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	429 };
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	430
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	431 octave_dyld_shlib::octave_dyld_shlib (const std::string& f)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	432 : octave_shlib::shlib_rep (f), handle (0)
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	433 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	434 int returnCode = NSCreateObjectFileImageFromFile (file.c_str (), &img);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	435
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	436 if (NSObjectFileImageSuccess == returnCode)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	437 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	438 handle = NSLinkModule (img, file.c_str (),
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	439 (NSLINKMODULE_OPTION_RETURN_ON_ERROR
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	440 \| NSLINKMODULE_OPTION_PRIVATE));
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	441 if (! handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	442 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	443 NSLinkEditErrors ler;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	444 int lerno;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	445 const char *file2;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	446 const char *errstr = 0;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	447
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	448 NSLinkEditError (&ler, &lerno, &file2, &errstr);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	449
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	450 if (! errstr)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	451 errstr = "unspecified error";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	452
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	453 (*current_liboctave_error_handler)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	454 ("%s: %s", file.c_str (), errstr);
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	455 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	456 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	457 else
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	458 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	459 (*current_liboctave_error_handler)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	460 ("got NSObjectFileImageReturnCode %d", returnCode);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	461
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	462 // FIXME -- should use NSLinkEditError () to get
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	463 // more info on what went wrong.
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	464 }
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	465 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	466
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	467 octave_dyld_shlib::~octave_dyld_shlib (void)
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	468 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	469 if (handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	470 NSUnLinkModule (handle, NSUNLINKMODULE_OPTION_RESET_LAZY_REFERENCES);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	471
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	472 NSDestroyObjectFileImage (img);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	473 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	474
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	475 void *
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	476 octave_dyld_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	477 octave_shlib::name_mangler mangler)
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	478 {
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	479 void *function = 0;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	480
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	481 if (is_open ())
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	482 {
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	483 std::string sym_name = name;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	484
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	485 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	486 sym_name = mangler (name);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	487
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	488 NSSymbol symbol = NSLookupSymbolInModule (handle, sym_name.c_str ());
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	489
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	490 if (symbol)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	491 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	492 function = NSAddressOfSymbol (symbol);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	493 }
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	494 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	495 else
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	496 (*current_liboctave_error_handler)
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	497 ("bundle %s is not open", file.c_str ());
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	498
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	499 return function;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	500 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	501
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	502 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	503
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	504 octave_shlib::shlib_rep *
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	505 octave_shlib::shlib_rep::new_instance (const std::string& f)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	506 {
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	507 #if defined (HAVE_DLOPEN_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	508 return new octave_dlopen_shlib (f);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	509 #elif defined (HAVE_SHL_LOAD_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	510 return new octave_shl_load_shlib (f);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	511 #elif defined (HAVE_LOADLIBRARY_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	512 return new octave_w32_shlib (f);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	513 #elif defined (HAVE_DYLD_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	514 return new octave_dyld_shlib (f);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	515 #else
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	516 (*current_liboctave_error_handler)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	517 ("no API for dynamic loading is available");
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	518 return new shlib_rep ();
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	519 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	520 }

Mercurial > octave-nkf

annotate liboctave/oct-shlib.cc @ 14138:72c96de7a403 stable