mirror of
https://github.com/CTCaer/RetroArch.git
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125 lines
4.0 KiB
C
125 lines
4.0 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2012 - Daniel De Matteis
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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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#include "console_ext.h"
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const char *rarch_manage_libretro_install(const char *full_path, const char *path, const char *exe_ext)
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{
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int ret;
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const char *retstr = NULL;
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char tmp_path2[1024], tmp_pathnewfile[1024];
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RARCH_LOG("Assumed path of CORE executable: [%s]\n", full_path);
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if (path_file_exists(full_path))
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{
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// if CORE executable exists, this means we have just installed
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// a new libretro port and therefore we need to change it to a more
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// sane name.
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rarch_console_name_from_id(tmp_path2, sizeof(tmp_path2));
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strlcat(tmp_path2, exe_ext, sizeof(tmp_path2));
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snprintf(tmp_pathnewfile, sizeof(tmp_pathnewfile), "%s%s", path, tmp_path2);
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if (path_file_exists(tmp_pathnewfile))
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{
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// if libretro core already exists, this means we are
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// upgrading the libretro core - so delete pre-existing
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// file first.
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RARCH_LOG("Upgrading emulator core...\n");
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ret = remove(tmp_pathnewfile);
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if (ret == 0)
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{
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RARCH_LOG("Succeeded in removing pre-existing libretro core: [%s].\n", tmp_pathnewfile);
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}
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else
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RARCH_ERR("Failed to remove pre-existing libretro core: [%s].\n", tmp_pathnewfile);
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}
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//now attempt the renaming.
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ret = rename(full_path, tmp_pathnewfile);
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if (ret == 0)
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{
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RARCH_LOG("Libsnes core [%s] renamed to: [%s].\n", full_path, tmp_pathnewfile);
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retstr = tmp_pathnewfile;
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goto done;
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}
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else
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{
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RARCH_ERR("Failed to rename CORE executable.\n");
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RARCH_WARN("CORE executable was not found, or some other errors occurred. Will attempt to load libretro core path from config file.\n");
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}
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}
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done:
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return retstr;
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}
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void rarch_manage_libretro_set_first_file(char *first_file, size_t size_of_first_file, const char *libretro_path, const char * exe_ext)
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{
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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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struct string_list *dir_list = dir_list_new(libretro_path, exe_ext, false);
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const char * first_exe;
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if (!dir_list)
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{
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RARCH_ERR("Couldn't read directory.\n");
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RARCH_ERR("Failed to set first entry to libretro path.\n");
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goto end;
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}
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first_exe = dir_list->elems[0].data;
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if(first_exe)
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{
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#ifdef _XBOX
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char fname_tmp[PATH_MAX];
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fill_pathname_base(fname_tmp, first_exe, sizeof(fname_tmp));
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if(strcmp(fname_tmp, "RetroArch-Salamander.xex") == 0)
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{
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RARCH_WARN("First entry is RetroArch Salamander itself, increment entry by one and check if it exists.\n");
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first_exe = dir_list->elems[1].data;
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fill_pathname_base(fname_tmp, first_exe, sizeof(fname_tmp));
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if(!first_exe)
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{
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RARCH_ERR("Unlikely error happened - no second entry - no choice but to set it to RetroArch Salamander\n");
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first_exe = dir_list->elems[0].data;
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fill_pathname_base(fname_tmp, first_exe, sizeof(fname_tmp));
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}
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}
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strlcpy(first_file, fname_tmp, size_of_first_file);
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#else
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strlcpy(first_file, first_exe, size_of_first_file);
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#endif
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RARCH_LOG("Set first entry in libretro core dir to libretro path: [%s].\n", first_file);
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}
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end:
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dir_list_free(dir_list);
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}
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