mirror of https://github.com/bsnes-emu/bsnes.git
81 lines
1.7 KiB
C
81 lines
1.7 KiB
C
#include <stdio.h>
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#include <string.h>
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#ifdef __APPLE__
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#include <mach-o/dyld.h>
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#endif
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#ifdef _WIN32
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#include <direct.h>
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#include <windows.h>
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#endif
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#ifdef __linux__
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#include <assert.h>
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#include <unistd.h>
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#endif
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#include "utils.h"
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const char *executable_folder(void)
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{
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static char path[1024] = {0,};
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if (path[0]) {
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return path;
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}
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/* Ugly unportable code! :( */
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#ifdef __APPLE__
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unsigned int length = sizeof(path) - 1;
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_NSGetExecutablePath(&path[0], &length);
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#else
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#ifdef __linux__
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ssize_t __attribute__((unused)) length = readlink("/proc/self/exe", &path[0], sizeof(path) - 1);
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assert (length != -1);
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#else
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#ifdef _WIN32
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HMODULE hModule = GetModuleHandle(NULL);
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GetModuleFileName(hModule, path, sizeof(path) - 1);
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#else
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/* No OS-specific way, assume running from CWD */
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getcwd(&path[0], sizeof(path) - 1);
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return path;
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#endif
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#endif
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#endif
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size_t pos = strlen(path);
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while (pos) {
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pos--;
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#ifdef _WIN32
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if (path[pos] == '\\') {
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#else
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if (path[pos] == '/') {
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#endif
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path[pos] = 0;
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break;
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}
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}
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return path;
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}
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char *executable_relative_path(const char *filename)
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{
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static char path[1024];
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snprintf(path, sizeof(path), "%s/%s", executable_folder(), filename);
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return path;
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}
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void replace_extension(const char *src, size_t length, char *dest, const char *ext)
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{
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memcpy(dest, src, length);
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dest[length] = 0;
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/* Remove extension */
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for (size_t i = length; i--;) {
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if (dest[i] == '/') break;
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if (dest[i] == '.') {
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dest[i] = 0;
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break;
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}
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}
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/* Add new extension */
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strcat(dest, ext);
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}
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