2013-03-22 20:27:34 +00:00
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/* RetroArch - A frontend for libretro.
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2014-01-01 00:50:59 +00:00
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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2017-01-22 12:40:32 +00:00
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* Copyright (C) 2011-2017 - Daniel De Matteis
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2013-03-22 20:27:34 +00:00
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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2014-10-21 03:05:52 +00:00
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#include <boolean.h>
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2013-03-22 20:27:34 +00:00
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#include <stddef.h>
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#include <string.h>
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2014-10-22 01:52:23 +00:00
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#include <file/config_file.h>
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2014-10-21 22:23:06 +00:00
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#include <file/file_path.h>
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2016-03-20 13:53:54 +00:00
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#include <lists/dir_list.h>
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2015-11-29 00:57:16 +00:00
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#include <retro_miscellaneous.h>
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2016-01-02 00:38:02 +00:00
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#include <string/stdstring.h>
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2016-02-03 14:23:13 +00:00
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#include <compat/strl.h>
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2015-09-01 10:10:26 +00:00
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2016-09-11 16:08:58 +00:00
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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2015-01-12 20:21:08 +00:00
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#include "frontend_driver.h"
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2015-11-29 00:57:16 +00:00
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#include "../defaults.h"
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2015-11-23 11:03:38 +00:00
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#include "../verbosity.h"
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2013-11-15 16:42:43 +00:00
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2014-06-12 16:06:29 +00:00
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struct defaults g_defaults;
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2013-03-22 20:27:34 +00:00
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2014-08-20 14:26:34 +00:00
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/*We need to set libretro to the first entry in the cores
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* directory so that it will be saved to the config file
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*/
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2013-03-22 20:27:34 +00:00
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static void find_first_libretro_core(char *first_file,
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size_t size_of_first_file, const char *dir,
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const char * ext)
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{
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2014-06-06 21:20:21 +00:00
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size_t i;
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2016-09-29 18:18:45 +00:00
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bool ret = false;
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2016-08-28 04:14:50 +00:00
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struct string_list *list = dir_list_new(dir, ext, false, true, false, false);
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2013-03-22 20:27:34 +00:00
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if (!list)
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{
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2016-02-03 14:30:17 +00:00
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RARCH_ERR("Couldn't read directory."
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" Cannot infer default libretro core.\n");
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2013-03-22 20:27:34 +00:00
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return;
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}
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2016-02-03 14:30:17 +00:00
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RARCH_LOG("Searching for valid libretro implementation in: \"%s\".\n",
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dir);
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2017-12-12 07:55:31 +00:00
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2014-06-06 21:20:21 +00:00
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for (i = 0; i < list->size && !ret; i++)
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2013-03-22 20:27:34 +00:00
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{
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2016-09-29 18:18:45 +00:00
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char fname[PATH_MAX_LENGTH] = {0};
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char salamander_name[PATH_MAX_LENGTH] = {0};
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const char *libretro_elem = (const char*)list->elems[i].data;
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2013-03-22 20:27:34 +00:00
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2014-06-06 21:20:21 +00:00
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RARCH_LOG("Checking library: \"%s\".\n", libretro_elem);
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2013-03-22 20:27:34 +00:00
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2014-06-06 21:20:21 +00:00
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if (!libretro_elem)
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continue;
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fill_pathname_base(fname, libretro_elem, sizeof(fname));
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2013-03-22 20:27:34 +00:00
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2016-02-03 14:30:17 +00:00
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if (!frontend_driver_get_salamander_basename(
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salamander_name, sizeof(salamander_name)))
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2016-02-03 12:36:00 +00:00
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break;
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2016-10-04 08:29:32 +00:00
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if (!strncmp(fname, salamander_name, sizeof(fname)))
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2014-06-06 21:20:21 +00:00
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{
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2016-02-03 12:36:00 +00:00
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if (list->size == (i + 1))
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2014-06-06 21:20:21 +00:00
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{
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2016-02-03 14:30:17 +00:00
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RARCH_WARN("Entry is RetroArch Salamander itself, "
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"but is last entry. No choice but to set it.\n");
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2014-06-06 21:20:21 +00:00
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strlcpy(first_file, fname, size_of_first_file);
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2013-03-22 20:27:34 +00:00
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}
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2014-06-06 21:20:21 +00:00
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continue;
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2013-03-22 20:27:34 +00:00
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}
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2014-06-06 21:20:21 +00:00
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strlcpy(first_file, fname, size_of_first_file);
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RARCH_LOG("First found libretro core is: \"%s\".\n", first_file);
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ret = true;
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2013-03-22 20:27:34 +00:00
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}
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dir_list_free(list);
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}
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2017-12-12 07:55:31 +00:00
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/* Last fallback - we'll need to start the first executable file
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2016-09-29 18:18:45 +00:00
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* we can find in the RetroArch cores directory.
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*/
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2015-06-02 16:28:51 +00:00
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static void find_and_set_first_file(char *s, size_t len,
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2014-08-20 14:26:34 +00:00
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const char *ext)
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2014-06-04 22:51:47 +00:00
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{
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2015-01-09 17:04:29 +00:00
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char first_file[PATH_MAX_LENGTH] = {0};
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2014-06-04 22:51:47 +00:00
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find_first_libretro_core(first_file, sizeof(first_file),
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2017-05-23 17:43:58 +00:00
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g_defaults.dirs[DEFAULT_DIR_CORE], ext);
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2014-06-04 22:51:47 +00:00
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2015-12-26 06:45:19 +00:00
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if (string_is_empty(first_file))
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2014-06-04 22:51:47 +00:00
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{
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RARCH_ERR("Failed last fallback - RetroArch Salamander will exit.\n");
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2015-12-26 06:45:19 +00:00
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return;
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}
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2017-05-23 17:43:58 +00:00
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fill_pathname_join(s, g_defaults.dirs[DEFAULT_DIR_CORE], first_file, len);
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2015-12-26 06:45:19 +00:00
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RARCH_LOG("libretro_path now set to: %s.\n", s);
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2014-06-04 22:51:47 +00:00
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}
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2015-06-02 16:28:51 +00:00
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static void salamander_init(char *s, size_t len)
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2014-06-05 04:12:41 +00:00
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{
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2014-08-20 14:26:34 +00:00
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/* normal executable loading path */
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2016-09-18 19:57:51 +00:00
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bool config_exists = config_file_exists(g_defaults.path.config);
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2014-06-05 04:12:41 +00:00
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2016-09-18 19:57:51 +00:00
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if (config_exists)
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2014-06-05 04:12:41 +00:00
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{
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2016-09-29 18:18:45 +00:00
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char tmp_str[PATH_MAX_LENGTH] = {0};
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config_file_t * conf = (config_file_t*)
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config_file_new(g_defaults.path.config);
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2014-06-05 04:12:41 +00:00
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if (conf)
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{
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config_get_array(conf, "libretro_path", tmp_str, sizeof(tmp_str));
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config_file_free(conf);
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2016-07-31 19:24:16 +00:00
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2017-04-23 10:17:51 +00:00
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if (memcmp(tmp_str, "builtin", 7) != 0)
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2016-07-31 19:24:16 +00:00
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strlcpy(s, tmp_str, len);
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2014-06-05 04:12:41 +00:00
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}
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#ifdef GEKKO
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2017-12-12 07:55:31 +00:00
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/* stupid libfat bug or something; sometimes it says
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2016-02-03 14:30:17 +00:00
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* the file is there when it doesn't. */
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2017-12-12 07:55:31 +00:00
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else
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2016-02-03 14:30:17 +00:00
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{
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2016-09-18 19:57:51 +00:00
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config_exists = false;
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2016-02-03 14:30:17 +00:00
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}
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2014-06-05 04:12:41 +00:00
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#endif
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}
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2016-09-18 19:57:51 +00:00
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if (!config_exists || string_is_equal(s, ""))
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2016-02-03 14:23:13 +00:00
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{
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2016-09-29 18:18:45 +00:00
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char executable_name[PATH_MAX_LENGTH] = {0};
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2016-02-03 14:23:13 +00:00
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2016-02-03 14:30:17 +00:00
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frontend_driver_get_core_extension(
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executable_name, sizeof(executable_name));
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2016-02-03 14:23:13 +00:00
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find_and_set_first_file(s, len, executable_name);
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}
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2014-06-05 04:12:41 +00:00
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else
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2015-06-07 22:33:49 +00:00
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RARCH_LOG("Start [%s] found in retroarch.cfg.\n", s);
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2014-06-05 04:12:41 +00:00
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2016-09-18 19:57:51 +00:00
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if (!config_exists)
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2014-06-05 04:12:41 +00:00
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{
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2014-06-06 21:20:21 +00:00
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config_file_t *conf = (config_file_t*)config_file_new(NULL);
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2014-06-05 04:12:41 +00:00
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if (conf)
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{
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2015-06-07 22:33:49 +00:00
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config_set_string(conf, "libretro_path", s);
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2019-01-03 17:34:00 +00:00
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config_file_write(conf, g_defaults.path.config, true);
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2014-06-05 04:12:41 +00:00
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config_file_free(conf);
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}
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}
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}
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2017-01-25 18:52:31 +00:00
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#ifdef HAVE_MAIN
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int salamander_main(int argc, char *argv[])
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#else
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2013-03-22 20:27:34 +00:00
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int main(int argc, char *argv[])
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2017-01-25 18:52:31 +00:00
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#endif
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2013-03-22 20:27:34 +00:00
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{
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2016-09-29 18:18:45 +00:00
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char libretro_path[PATH_MAX_LENGTH] = {0};
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void *args = NULL;
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struct rarch_main_wrap *wrap_args = NULL;
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frontend_ctx_driver_t *frontend_ctx = (frontend_ctx_driver_t*)frontend_ctx_init_first();
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2013-11-15 16:42:43 +00:00
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if (!frontend_ctx)
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2013-07-26 18:58:47 +00:00
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return 0;
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2013-11-15 04:02:39 +00:00
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if (frontend_ctx && frontend_ctx->init)
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frontend_ctx->init(args);
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2014-02-24 17:23:12 +00:00
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if (frontend_ctx && frontend_ctx->environment_get)
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2014-06-03 01:35:12 +00:00
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frontend_ctx->environment_get(&argc, argv, args, wrap_args);
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2014-02-24 17:23:12 +00:00
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2014-06-05 04:12:41 +00:00
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salamander_init(libretro_path, sizeof(libretro_path));
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2013-11-15 04:02:39 +00:00
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if (frontend_ctx && frontend_ctx->deinit)
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frontend_ctx->deinit(args);
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2014-02-24 17:23:12 +00:00
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2013-11-15 04:02:39 +00:00
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if (frontend_ctx && frontend_ctx->exitspawn)
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2014-06-05 04:12:41 +00:00
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frontend_ctx->exitspawn(libretro_path, sizeof(libretro_path));
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2013-03-22 20:27:34 +00:00
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return 1;
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}
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