mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-15 13:10:08 +00:00
156 lines
3.4 KiB
C
156 lines
3.4 KiB
C
/* GTK - The GIMP Toolkit
|
|
* Copyright (C) 2014 Red Hat, Inc.
|
|
*
|
|
* 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 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 "reftest-module.h"
|
|
|
|
struct _ReftestModule {
|
|
int refcount;
|
|
char *filename;
|
|
GModule *module;
|
|
};
|
|
|
|
|
|
static GHashTable *all_modules = NULL;
|
|
|
|
static ReftestModule *
|
|
reftest_module_find_existing (const char *filename)
|
|
{
|
|
if (all_modules == NULL)
|
|
return NULL;
|
|
|
|
return g_hash_table_lookup (all_modules, filename ? filename : "");
|
|
}
|
|
|
|
static ReftestModule *
|
|
reftest_module_new_take (GModule *module,
|
|
char *filename)
|
|
{
|
|
ReftestModule *result;
|
|
|
|
g_return_val_if_fail (module != NULL, NULL);
|
|
|
|
result = g_slice_new0 (ReftestModule);
|
|
|
|
result->refcount = 1;
|
|
result->filename = filename;
|
|
result->module = module;
|
|
|
|
if (all_modules == NULL)
|
|
all_modules = g_hash_table_new (g_str_hash, g_str_equal);
|
|
|
|
g_hash_table_insert (all_modules, filename ? filename : "", result);
|
|
|
|
return result;
|
|
}
|
|
|
|
ReftestModule *
|
|
reftest_module_new_self (void)
|
|
{
|
|
ReftestModule *result;
|
|
GModule *module;
|
|
|
|
result = reftest_module_find_existing (NULL);
|
|
if (result)
|
|
return reftest_module_ref (result);
|
|
|
|
module = g_module_open (NULL, G_MODULE_BIND_LAZY);
|
|
if (module == NULL)
|
|
return NULL;
|
|
|
|
return reftest_module_new_take (module, NULL);
|
|
}
|
|
|
|
ReftestModule *
|
|
reftest_module_new (const char *directory,
|
|
const char *module_name)
|
|
{
|
|
ReftestModule *result;
|
|
char *full_path;
|
|
GModule *module;
|
|
|
|
g_return_val_if_fail (module_name != NULL, NULL);
|
|
|
|
full_path = g_module_build_path (directory, module_name);
|
|
|
|
result = reftest_module_find_existing (full_path);
|
|
if (result)
|
|
{
|
|
g_free (full_path);
|
|
return reftest_module_ref (result);
|
|
}
|
|
|
|
module = g_module_open (full_path, G_MODULE_BIND_LOCAL | G_MODULE_BIND_LAZY);
|
|
if (module == NULL)
|
|
{
|
|
g_free (full_path);
|
|
return NULL;
|
|
}
|
|
|
|
return reftest_module_new_take (module, full_path);
|
|
}
|
|
|
|
ReftestModule *
|
|
reftest_module_ref (ReftestModule *module)
|
|
{
|
|
g_return_val_if_fail (module != NULL, NULL);
|
|
|
|
module->refcount++;
|
|
|
|
return module;
|
|
}
|
|
|
|
void
|
|
reftest_module_unref (ReftestModule *module)
|
|
{
|
|
g_return_if_fail (module != NULL);
|
|
|
|
module->refcount--;
|
|
if (module->refcount > 0)
|
|
return;
|
|
|
|
if (!g_module_close (module->module))
|
|
{
|
|
g_assert_not_reached ();
|
|
}
|
|
|
|
if (!g_hash_table_remove (all_modules, module->filename ? module->filename : ""))
|
|
{
|
|
g_assert_not_reached ();
|
|
}
|
|
|
|
g_free (module->filename);
|
|
g_slice_free (ReftestModule, module);
|
|
}
|
|
|
|
GCallback
|
|
reftest_module_lookup (ReftestModule *module,
|
|
const char *function_name)
|
|
{
|
|
gpointer result;
|
|
|
|
g_return_val_if_fail (module != NULL, NULL);
|
|
g_return_val_if_fail (function_name != NULL, NULL);
|
|
|
|
if (!g_module_symbol (module->module, function_name, &result))
|
|
return NULL;
|
|
|
|
return result;
|
|
}
|
|
|