Commit f9440498 authored by Sebastian Dröge's avatar Sebastian Dröge 🍵
Browse files

Merge branch 'remove-gmodule-dyld' into 'master'

gmodule: remove macOS dyld implementation

See merge request GNOME/glib!1093
parents 031b3de2 3daa3ac8
/* GMODULE - GLIB wrapper code for dynamic module loading
* Copyright (C) 1998, 2000 Tim Janik
*
* dyld (Darwin) GMODULE implementation
* Copyright (C) 2001 Dan Winship
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <mach-o/dyld.h>
static gpointer self_module = GINT_TO_POINTER (1);
static gpointer
_g_module_open (const gchar *file_name,
gboolean bind_lazy,
gboolean bind_local)
{
NSObjectFileImage image;
NSObjectFileImageReturnCode ret;
NSModule module;
unsigned long options;
char *msg;
ret = NSCreateObjectFileImageFromFile (file_name, &image);
if (ret != NSObjectFileImageSuccess)
{
switch (ret)
{
case NSObjectFileImageInappropriateFile:
case NSObjectFileImageFormat:
msg = g_strdup_printf ("%s is not a loadable module", file_name);
break;
case NSObjectFileImageArch:
msg = g_strdup_printf ("%s is not built for this architecture",
file_name);
break;
case NSObjectFileImageAccess:
if (access (file_name, F_OK) == 0)
msg = g_strdup_printf ("%s: permission denied", file_name);
else
msg = g_strdup_printf ("%s: no such file or directory", file_name);
break;
default:
msg = g_strdup_printf ("unknown error for %s", file_name);
break;
}
g_module_set_error (msg);
g_free (msg);
return NULL;
}
options = NSLINKMODULE_OPTION_RETURN_ON_ERROR;
if (bind_local)
options |= NSLINKMODULE_OPTION_PRIVATE;
if (!bind_lazy)
options |= NSLINKMODULE_OPTION_BINDNOW;
module = NSLinkModule (image, file_name, options);
NSDestroyObjectFileImage (image);
if (!module)
{
NSLinkEditErrors c;
int error_number;
const char *file, *error;
NSLinkEditError (&c, &error_number, &file, &error);
msg = g_strdup_printf ("could not link %s: %s", file_name, error);
g_module_set_error (msg);
g_free (msg);
return NULL;
}
return module;
}
static gpointer
_g_module_self (void)
{
return &self_module;
}
static void
_g_module_close (gpointer handle,
gboolean is_unref)
{
if (handle == &self_module)
return;
if (!NSUnLinkModule (handle, 0))
g_module_set_error ("could not unlink module");
}
static gpointer
_g_module_symbol (gpointer handle,
const gchar *symbol_name)
{
NSSymbol sym;
char *msg;
if (handle == &self_module)
{
if (NSIsSymbolNameDefined (symbol_name))
sym = NSLookupAndBindSymbol (symbol_name);
else
sym = NULL;
}
else
sym = NSLookupSymbolInModule (handle, symbol_name);
if (!sym)
{
msg = g_strdup_printf ("no such symbol %s", symbol_name);
g_module_set_error (msg);
g_free (msg);
return NULL;
}
return NSAddressOfSymbol (sym);
}
static gchar*
_g_module_build_path (const gchar *directory,
const gchar *module_name)
{
if (directory && *directory)
{
if (strncmp (module_name, "lib", 3) == 0)
return g_strconcat (directory, "/", module_name, NULL);
else
return g_strconcat (directory, "/lib", module_name, "." G_MODULE_SUFFIX, NULL);
}
else if (strncmp (module_name, "lib", 3) == 0)
return g_strdup (module_name);
else
return g_strconcat ("lib", module_name, "." G_MODULE_SUFFIX, NULL);
}
......@@ -283,8 +283,6 @@ g_module_set_error (const gchar *error)
#include "gmodule-dl.c"
#elif (G_MODULE_IMPL == G_MODULE_IMPL_WIN32)
#include "gmodule-win32.c"
#elif (G_MODULE_IMPL == G_MODULE_IMPL_DYLD)
#include "gmodule-dyld.c"
#elif (G_MODULE_IMPL == G_MODULE_IMPL_AR)
#include "gmodule-ar.c"
#else
......
......@@ -26,7 +26,6 @@ extern "C" {
#define G_MODULE_IMPL_NONE 0
#define G_MODULE_IMPL_DL 1
#define G_MODULE_IMPL_WIN32 3
#define G_MODULE_IMPL_DYLD 6
#define G_MODULE_IMPL_AR 7
#define G_MODULE_IMPL @G_MODULE_IMPL@
......
......@@ -15,10 +15,6 @@ elif host_system == 'aix'
g_module_impl = 'G_MODULE_IMPL_AR'
elif have_dlopen_dlsym
g_module_impl = 'G_MODULE_IMPL_DL'
# NSLinkModule (dyld) in system libraries (Darwin)
elif cc.has_function('NSLinkModule')
g_module_impl = 'G_MODULE_IMPL_DYLD'
g_module_need_uscore = 1
endif
# additional checks for G_MODULE_IMPL_DL
......
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