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Added the hint SDL_HINT_GAMECONTROLLERCONFIG_FILE to specify a file to load at initialization containing SDL game controller mappings

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This commit is contained in:
Sam Lantinga 2018-12-07 12:02:08 -08:00
parent 898644d18e
commit 70ce0f2e06
2 changed files with 18 additions and 6 deletions
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14
src/joystick/SDL_gamecontroller.c
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@ -1308,15 +1308,17 @@ SDL_GameControllerLoadHints()
/*
* Fill the given buffer with the expected controller mapping filepath.
* Usually this will just be CONTROLLER_MAPPING_FILE, but for Android,
* we want to get the internal storage path.
* Usually this will just be SDL_HINT_GAMECONTROLLERCONFIG_FILE, but for
* Android, we want to get the internal storage path.
*/
static SDL_bool SDL_GetControllerMappingFilePath(char *path, size_t size)
{
#ifdef CONTROLLER_MAPPING_FILE
#define STRING(X) SDL_STRINGIFY_ARG(X)
return SDL_strlcpy(path, STRING(CONTROLLER_MAPPING_FILE), size) < size;
#elif defined(__ANDROID__)
const char *hint = SDL_GetHint(SDL_HINT_GAMECONTROLLERCONFIG_FILE);
if (hint && *hint) {
return SDL_strlcpy(path, hint, size) < size;
}
#if defined(__ANDROID__)
return SDL_snprintf(path, size, "%s/controller_map.txt", SDL_AndroidGetInternalStoragePath()) < size;
#else
return SDL_FALSE;