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

annotate liboctave/util/oct-shlib.cc @ 20528:3f01c585f54e

oct-shlib.cc: Use RTLD_GLOBAL option for dlopen * oct-shlib.cc (octave_dlopen_shlib::octave_dlopen_shlib): Use RTLD_GLOBAL option for dlopen.

author	Mike Miller <mtmiller@octave.org>
date	Mon, 21 Sep 2015 17:15:17 +0200
parents	4197fc428c7d
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
19731 4197fc428c7d maint: Update copyright notices for 2015. John W. Eaton <jwe@octave.org> parents: 19444 diff changeset	3 Copyright (C) 1999-2015 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);
15751 72968fb32c82 Avoid future timestamp warning on non-existent shared libs Mike Miller <mtmiller@ieee.org> parents: 15451 diff changeset	78 return (fs && fs.is_newer (tm_loaded));
9958 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);
15751 72968fb32c82 Avoid future timestamp warning on non-existent shared libs Mike Miller <mtmiller@ieee.org> parents: 15451 diff changeset	86 if (fs && fs.is_newer (tm_loaded))
9958 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
19444 95c533ed464b use warning IDs for all warnings in liboctave John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	90 (*current_liboctave_warning_with_id_handler)
95c533ed464b use warning IDs for all warnings in liboctave John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	91 ("Octave:library-reload",
95c533ed464b use warning IDs for all warnings in liboctave John W. Eaton <jwe@octave.org> parents: 17769 diff changeset	92 "library %s not reloaded due to existing references", file.c_str ());
9958 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
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	96 octave_shlib::shlib_rep *
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	97 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	98 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	99 shlib_rep *retval = 0;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	100 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	101 if (p != instances.end ())
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	102 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	103 retval = p->second;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	104 retval->count++;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	105 if (fake)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	106 retval->fake_reload ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	107 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	108 else
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	109 retval = new_instance (f);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	110
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	111 return retval;
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
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	114 void
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	115 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	116 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	117 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	118
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	119 if (p == fcn_names.end ())
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	120 fcn_names[name] = 1;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	121 else
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	122 ++(p->second);
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
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	125 bool
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	126 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	127 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	128 bool retval = false;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	129
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	130 fcn_names_iterator p = fcn_names.find (fcn_name);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	131
7872 1b63f8da772d fix unloading of mex files John W. Eaton <jwe@octave.org> parents: 7749 diff changeset	132 if (p != fcn_names.end () && --(p->second) == 0)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	133 {
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	134 fcn_names.erase (fcn_name);
14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	135 retval = true;
3326 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
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	138 return retval;
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
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	141 void
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	142 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	143 {
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7520 diff changeset	144 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	145 cl_hook (p->first);
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	146
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	147 fcn_names.clear ();
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	148 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	149
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	150 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	151
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	152 octave_shlib::shlib_rep octave_shlib::nil_rep;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	153
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	154 #if defined (HAVE_DLOPEN_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	155
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	156 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	157 octave_dlopen_shlib : public octave_shlib::shlib_rep
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	158 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	159 public:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	160
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	161 octave_dlopen_shlib (const std::string& f);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	162
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	163 ~octave_dlopen_shlib (void);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	164
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	165 void *search (const std::string& name,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	166 octave_shlib::name_mangler mangler = 0);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	167
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	168 // 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	169 // 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	170 // library. Leave it here for possible future use.
3326 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 bool is_open (void) const { return (library != 0); }
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 private:
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 // No copying!
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 (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 octave_dlopen_shlib& operator = (const octave_dlopen_shlib&);
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 void *library;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	183 };
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	184
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	185 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	186 : octave_shlib::shlib_rep (f), library (0)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	187 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	188 int flags = 0;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	189
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	190 // 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	191 // 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	192 // 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	193 // 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	194 #if defined (RTLD_NOW)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	195 flags \|= RTLD_NOW;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	196 #endif
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	197
20528 3f01c585f54e oct-shlib.cc: Use RTLD_GLOBAL option for dlopen Mike Miller <mtmiller@octave.org> parents: 19731 diff changeset	198 // Use RTLD_GLOBAL to export symbols from loaded objects so they are
3f01c585f54e oct-shlib.cc: Use RTLD_GLOBAL option for dlopen Mike Miller <mtmiller@octave.org> parents: 19731 diff changeset	199 // available to other subsequently loaded libraries.
3f01c585f54e oct-shlib.cc: Use RTLD_GLOBAL option for dlopen Mike Miller <mtmiller@octave.org> parents: 19731 diff changeset	200 #if defined (RTLD_GLOBAL)
3f01c585f54e oct-shlib.cc: Use RTLD_GLOBAL option for dlopen Mike Miller <mtmiller@octave.org> parents: 19731 diff changeset	201 flags \|= RTLD_GLOBAL;
3f01c585f54e oct-shlib.cc: Use RTLD_GLOBAL option for dlopen Mike Miller <mtmiller@octave.org> parents: 19731 diff changeset	202 #endif
3f01c585f54e oct-shlib.cc: Use RTLD_GLOBAL option for dlopen Mike Miller <mtmiller@octave.org> parents: 19731 diff changeset	203
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	204 library = dlopen (file.c_str (), flags);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	205
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	206 if (! library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	207 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	208 const char *msg = dlerror ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	209
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	210 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	211 (*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	212 file.c_str (), msg);
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	213 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	214 (*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	215 file.c_str ());
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	216 }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	217 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	218
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	219 octave_dlopen_shlib::~octave_dlopen_shlib (void)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	220 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	221 if (library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	222 dlclose (library);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	223 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	224
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	225 void *
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	226 octave_dlopen_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	227 octave_shlib::name_mangler mangler)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	228 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	229 void *function = 0;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	230
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	231 if (is_open ())
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	232 {
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	233 std::string sym_name = name;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	234
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	235 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	236 sym_name = mangler (name);
3326 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 function = dlsym (library, sym_name.c_str ());
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	239 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	240 else
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	241 (*current_liboctave_error_handler)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	242 ("shared library %s is not open", file.c_str ());
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 return function;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	245 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	246
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	247 #elif defined (HAVE_SHL_LOAD_API)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	248
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	249 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	250 octave_shl_load_shlib : public octave_shlib::shlib_rep
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	251 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	252 public:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	253
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	254 octave_shl_load_shlib (const std::string& f);
3326 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 ~octave_shl_load_shlib (void);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	257
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	258 void *search (const std::string& name,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	259 octave_shlib::name_mangler mangler = 0);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	260
3609 c5ba3c9d83c5 [project @ 2000-03-16 23:57:55 by jwe] jwe parents: 3504 diff changeset	261 bool is_open (void) const { return (library != 0); }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	262
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	263 private:
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	264
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	265 // No copying!
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	266
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	267 octave_shl_load_shlib (const octave_shl_load_shlib&);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	268
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	269 octave_shl_load_shlib& operator = (const octave_shl_load_shlib&);
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	270
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	271 shl_t library;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	272 };
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	273
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	274 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	275 : octave_shlib::shlib_rep (f), library (0)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	276 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	277 file = f;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	278
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	279 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	280
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 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	283 using namespace std;
15451 219479b461b8 build: Add missing tests and gnulib modules suggested by autoscan. Rik <rik@octave.org> parents: 15271 diff changeset	284 (*current_liboctave_error_handler) ("%s", gnulib::strerror (errno));
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	285 }
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	286 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	287
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	288 octave_shl_load_shlib::~octave_shl_load_shlib (void)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	289 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	290 if (library)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	291 shl_unload (library);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	292 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	293
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	294 void *
3504 5eef8a2294bd [project @ 2000-02-01 10:06:51 by jwe] jwe parents: 3503 diff changeset	295 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	296 octave_shlib::name_mangler mangler)
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	297 {
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	298 void *function = 0;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	299
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	300 if (is_open ())
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	301 {
3609 c5ba3c9d83c5 [project @ 2000-03-16 23:57:55 by jwe] jwe parents: 3504 diff changeset	302 std::string sym_name = name;
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	303
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	304 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	305 sym_name = mangler (name);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	306
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	307 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	308 TYPE_UNDEFINED, &function);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	309 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	310 else
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	311 (*current_liboctave_error_handler)
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	312 ("shared library %s is not open", file.c_str ());
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	313
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	314 return function;
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	315 }
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	316
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	317 #elif defined (HAVE_LOADLIBRARY_API)
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	318
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	319 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	320 octave_w32_shlib: public octave_shlib::shlib_rep
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	321 {
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	322 public:
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	323
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	324 octave_w32_shlib (const std::string& f);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	325
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	326 ~octave_w32_shlib (void);
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	327
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	328 void *search (const std::string& name,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	329 octave_shlib::name_mangler mangler = 0);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	330
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	331 bool is_open (void) const { return (handle != 0); }
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 private:
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	334
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	335 // No copying!
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	336
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	337 octave_w32_shlib (const octave_w32_shlib&);
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	338
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	339 octave_w32_shlib& operator = (const octave_w32_shlib&);
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	340
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	341 HINSTANCE handle;
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	342 };
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	343
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	344 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	345 : octave_shlib::shlib_rep (f), handle (0)
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	346 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	347 handle = LoadLibrary (file.c_str ());
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	348
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	349 if (! handle)
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 DWORD lastError = GetLastError ();
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	352 char *msg;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	353
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	354 switch (lastError)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	355 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	356 case ERROR_MOD_NOT_FOUND:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	357 case ERROR_DLL_NOT_FOUND:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	358 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	359 break;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	360
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	361 case ERROR_INVALID_DLL:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	362 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	363 break;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	364
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	365 case ERROR_DLL_INIT_FAILED:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	366 msg = "library initialization routine failed";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	367 break;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	368
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	369 default:
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	370 msg = "library open failed";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	371 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	372
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	373 (*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	374 }
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	375 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	376
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	377 octave_w32_shlib::~octave_w32_shlib (void)
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	378 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	379 if (handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	380 FreeLibrary (handle);
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
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	383 extern "C"
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	384 {
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	385 void * octave_w32_search (HINSTANCE handle, const char * name);
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	386 }
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	387
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	388 void *
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	389 octave_w32_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	390 octave_shlib::name_mangler mangler)
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	391 {
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	392 void *function = 0;
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	393
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	394 if (is_open ())
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	395 {
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	396 std::string sym_name = name;
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	397
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	398 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	399 sym_name = mangler (name);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	400
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5307 diff changeset	401 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	402 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	403 else
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	404 (*current_liboctave_error_handler)
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	405 ("shared library %s is not open", file.c_str ());
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	406
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	407 return function;
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	408 }
b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	409
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	410 #elif defined (HAVE_DYLD_API)
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	411
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	412 class
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	413 octave_dyld_shlib : public octave_shlib::shlib_rep
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 public:
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	416
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	417 octave_dyld_shlib (void);
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 ~octave_dyld_shlib (void);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	420
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	421 void open (const std::string& f);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	422
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	423 void *search (const std::string& name,
49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	424 octave_shlib::name_mangler mangler = 0);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	425
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	426 void close (octave_shlib::close_hook cl_hook = 0);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	427
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	428 bool is_open (void) const {return (handle != 0); }
4162 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 private:
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	431
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	432 // No copying!
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	433
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	434 octave_dyld_shlib (const octave_dyld_shlib&);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	435
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	436 octave_dyld_shlib& operator = (const octave_dyld_shlib&);
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	437
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	438 NSObjectFileImage img;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	439 NSModule handle;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	440 };
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	441
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	442 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	443 : octave_shlib::shlib_rep (f), handle (0)
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	444 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	445 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	446
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	447 if (NSObjectFileImageSuccess == returnCode)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	448 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	449 handle = NSLinkModule (img, file.c_str (),
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	450 (NSLINKMODULE_OPTION_RETURN_ON_ERROR
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	451 \| NSLINKMODULE_OPTION_PRIVATE));
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	452 if (! handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	453 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	454 NSLinkEditErrors ler;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	455 int lerno;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	456 const char *file2;
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	457 const char *errstr = 0;
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 NSLinkEditError (&ler, &lerno, &file2, &errstr);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	460
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	461 if (! errstr)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	462 errstr = "unspecified error";
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	463
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	464 (*current_liboctave_error_handler)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	465 ("%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	466 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	467 }
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	468 else
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	469 {
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	470 (*current_liboctave_error_handler)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	471 ("got NSObjectFileImageReturnCode %d", returnCode);
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	472
17769 49a5a4be04a1 maint: Use GNU style coding conventions for code in liboctave/ Rik <rik@octave.org> parents: 17744 diff changeset	473 // FIXME: should use NSLinkEditError () to get
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	474 // more info on what went wrong.
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	475 }
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	476 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	477
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	478 octave_dyld_shlib::~octave_dyld_shlib (void)
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	479 {
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	480 if (handle)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	481 NSUnLinkModule (handle, NSUNLINKMODULE_OPTION_RESET_LAZY_REFERENCES);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	482
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	483 NSDestroyObjectFileImage (img);
4162 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
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	486 void *
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	487 octave_dyld_shlib::search (const std::string& name,
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	488 octave_shlib::name_mangler mangler)
4162 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 void *function = 0;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	491
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	492 if (is_open ())
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	493 {
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	494 std::string sym_name = name;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	495
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	496 if (mangler)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	497 sym_name = mangler (name);
4162 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 NSSymbol symbol = NSLookupSymbolInModule (handle, sym_name.c_str ());
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 if (symbol)
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	502 {
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	503 function = NSAddressOfSymbol (symbol);
07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10158 diff changeset	504 }
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	505 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	506 else
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	507 (*current_liboctave_error_handler)
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	508 ("bundle %s is not open", file.c_str ());
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	509
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	510 return function;
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	511 }
bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	512
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	513 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	514
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	515 octave_shlib::shlib_rep *
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	516 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	517 {
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	518 #if defined (HAVE_DLOPEN_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	519 return new octave_dlopen_shlib (f);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	520 #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	521 return new octave_shl_load_shlib (f);
4110 b9238356dd07 [project @ 2002-10-17 16:14:44 by jwe] jwe parents: 4051 diff changeset	522 #elif defined (HAVE_LOADLIBRARY_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	523 return new octave_w32_shlib (f);
4162 bcdf1c264e08 [project @ 2002-11-10 00:34:37 by jwe] jwe parents: 4110 diff changeset	524 #elif defined (HAVE_DYLD_API)
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	525 return new octave_dyld_shlib (f);
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	526 #else
9958 80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	527 (*current_liboctave_error_handler)
80432f0ee895 improve octave_shlib for safer shared libs treatment Jaroslav Hajek <highegg@gmail.com> parents: 9493 diff changeset	528 ("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	529 return new shlib_rep ();
3326 c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	530 #endif
c19f4b9484af [project @ 1999-10-29 21:52:12 by jwe] jwe parents: diff changeset	531 }

Mercurial > octave-nkf

annotate liboctave/util/oct-shlib.cc @ 20528:3f01c585f54e