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/* Copyright (C) 2019 C. McEnroe <june@causal.agency>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PATH_H
#define PATH_H
#include <SDL_filesystem.h>
#include <SDL_rwops.h>
#include <stddef.h>
#include <stdio.h>
static inline SDL_RWops *
pathSearch(const char *base, const char *pref, const char **names, size_t len) {
const char *paths[3] = { pref, base, "" };
for (size_t i = 0; i < 3; ++i) {
for (size_t j = 0; j < len; ++j) {
char path[1024];
snprintf(path, sizeof(path), "%s%s", paths[i], names[j]);
SDL_RWops *rw = SDL_RWFromFile(path, "rb");
if (rw) return rw;
}
}
return NULL;
}
static inline SDL_RWops *pathCards(const char *base, const char *pref) {
const char *names[3] = { "CARDS.DLL", "SOL.EXE", "cards.dll" };
SDL_RWops *rw = pathSearch(base, pref, names, 3);
if (rw) return rw;
char msg[4096];
snprintf(
msg, sizeof(msg), "%s or %s not found in:\n%s\n%s",
names[0], names[1], pref, base
);
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Cards", msg, NULL);
return NULL;
}
static inline SDL_RWops *pathFreeCell(const char *base, const char *pref) {
const char *names[2] = { "FREECELL.EXE", "freecell.exe" };
return pathSearch(base, pref, names, 2);
}
#endif
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