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SDL wrangler: Support loading SDL2 libraries of different names 

Seems different distros might have different naming rules, so need
to adopt our code for that.
This commit is contained in:
Sergey Sharybin 2015-01-14 00:25:35 +05:00
parent 45d131ff08
commit 653c6f2edd
1 changed files with 23 additions and 6 deletions
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29
extern/sdlew/src/sdlew.c vendored
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@ -565,16 +565,20 @@ int sdlewInit(void) {
/* Library paths. */
#ifdef _WIN32
/* Expected in c:/windows/system or similar, no path needed. */
const char *path = "SDL2.dll";
const char *paths[] = {"SDL2.dll", NULL};
#elif defined(__APPLE__)
/* Default installation path. */
const char *path = "/usr/local/cuda/lib/libSDL2.dylib";
const char *paths[] = {"/usr/local/cuda/lib/libSDL2.dylib", NULL};
#else
const char *path = "libSDL2.so";
const char *paths[] = {"libSDL2.so",
"libSDL2-2.0.so.0",
"libSDL.so",
NULL};
#endif
static int initialized = 0;
static int result = 0;
int error;
int a, error;
SDL_version version;
if (initialized) {
return result;
@ -589,7 +593,9 @@ int sdlewInit(void) {
}
/* Load library. */
lib = dynamic_library_open(path);
for (a = 0; paths[a] != NULL && lib == NULL; ++a) {
lib = dynamic_library_open(paths[a]);
}
if (lib == NULL) {
result = SDLEW_ERROR_OPEN_FAILED;
@ -1089,7 +1095,18 @@ int sdlewInit(void) {
SDL_LIBRARY_FIND(SDL_HasClipboardText);
SDL_LIBRARY_FIND(SDL_GetWindowWMInfo);
result = SDLEW_SUCCESS;
if (SDL_GetVersion == NULL) {
result = SDLEW_ERROR_VERSION;
}
else {
SDL_GetVersion(&version);
if(version.major < 2) {
result = SDLEW_ERROR_VERSION;
}
else {
result = SDLEW_SUCCESS;
}
}
return result;
}