mutter/cogl/cogl-config.c
Damien Lespiau 4a229cf708 config: Don't read a config file at startup when using --disable-glib
GKeyFile is a bit too much to import in a standalone build for my taste
as it depends on the encoding part of glib.

Reviewed-by: Robert Bragg <robert@linux.intel.com>

(cherry picked from commit 9af04f0d8813b7f6f7117e1cc2a38ae2b8d04cdd)
2013-01-22 17:47:24 +00:00

142 lines
3.7 KiB
C

/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2011 Intel Corporation.
*
* 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/>.
*
*
* Authors:
* Robert Bragg <robert@linux.intel.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "cogl-debug.h"
#include "cogl-config-private.h"
#include <glib.h>
char *_cogl_config_driver;
char *_cogl_config_renderer;
char *_cogl_config_disable_gl_extensions;
char *_cogl_config_override_gl_version;
#ifndef COGL_HAS_GLIB_SUPPORT
void
_cogl_config_read (void)
{
}
#else /* COGL_HAS_GLIB_SUPPORT */
/* Array of config options that just set a global string */
static const struct
{
const char *conf_name;
char **variable;
} cogl_config_string_options[] =
{
{ "COGL_DRIVER", &_cogl_config_driver },
{ "COGL_RENDERER", &_cogl_config_renderer },
{ "COGL_DISABLE_GL_EXTENSIONS", &_cogl_config_disable_gl_extensions },
{ "COGL_OVERRIDE_GL_VERSION", &_cogl_config_override_gl_version }
};
static void
_cogl_config_process (GKeyFile *key_file)
{
char *value;
int i;
value = g_key_file_get_string (key_file, "global", "COGL_DEBUG", NULL);
if (value)
{
_cogl_parse_debug_string (value,
TRUE /* enable the flags */,
TRUE /* ignore help option */);
g_free (value);
}
value = g_key_file_get_string (key_file, "global", "COGL_NO_DEBUG", NULL);
if (value)
{
_cogl_parse_debug_string (value,
FALSE /* disable the flags */,
TRUE /* ignore help option */);
g_free (value);
}
for (i = 0; i < G_N_ELEMENTS (cogl_config_string_options); i++)
{
const char *conf_name = cogl_config_string_options[i].conf_name;
char **variable = cogl_config_string_options[i].variable;
value = g_key_file_get_string (key_file, "global", conf_name, NULL);
if (value)
{
g_free (*variable);
*variable = value;
}
}
}
void
_cogl_config_read (void)
{
GKeyFile *key_file = g_key_file_new ();
const char * const *system_dirs = g_get_system_config_dirs ();
char *filename;
CoglBool status = FALSE;
int i;
for (i = 0; system_dirs[i]; i++)
{
filename = g_build_filename (system_dirs[i], "cogl", "cogl.conf", NULL);
status = g_key_file_load_from_file (key_file,
filename,
0,
NULL);
g_free (filename);
if (status)
{
_cogl_config_process (key_file);
g_key_file_free (key_file);
key_file = g_key_file_new ();
break;
}
}
filename = g_build_filename (g_get_user_config_dir (), "cogl", "cogl.conf", NULL);
status = g_key_file_load_from_file (key_file,
filename,
0,
NULL);
g_free (filename);
if (status)
_cogl_config_process (key_file);
g_key_file_free (key_file);
}
#endif /* COGL_HAS_GLIB_SUPPORT */