RetroArch/managers/core_manager.c
2017-02-24 06:41:18 +01:00

74 lines
2.1 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stddef.h>
#include <string.h>
#include <compat/strl.h>
#include <file/file_path.h>
#include <lists/string_list.h>
#include <lists/dir_list.h>
#include "../configuration.h"
#include "../verbosity.h"
/*We need to set libretro to the first entry in the cores
* directory so that it will be saved to the config file
*/
bool find_libretro_core(char *fullpath,
size_t sizeof_fullpath, char *needle, const char * ext)
{
size_t i;
bool ret = false;
settings_t *settings = config_get_ptr();
const char *dir = settings->directory.libretro;
struct string_list *list = dir_list_new(dir, ext, false, true, false, false);
if (!list)
{
RARCH_ERR("Couldn't read directory."
" Cannot infer default libretro core.\n");
return false;
}
RARCH_LOG("Searching for valid libretro implementation in: \"%s\".\n",
dir);
for (i = 0; i < list->size && !ret; i++)
{
char fname[PATH_MAX_LENGTH] = {0};
const char *libretro_elem = (const char*)list->elems[i].data;
RARCH_LOG("Checking library: \"%s\".\n", libretro_elem);
if (!libretro_elem)
continue;
fill_pathname_base(fname, libretro_elem, sizeof(fname));
if (!strstr(fname, needle))
continue;
strlcpy(fullpath, libretro_elem, sizeof_fullpath);
ret = true;
break;
}
dir_list_free(list);
return true;
}