diff --git a/driver.c b/driver.c index 3fec633ca8..0e6c0723e0 100644 --- a/driver.c +++ b/driver.c @@ -102,6 +102,36 @@ static const audio_driver_t *audio_drivers[] = { NULL, }; +/** + * audio_driver_find_handle: + * @index : index of driver to get handle to. + * + * Returns: handle to audio driver at index. Can be NULL + * if nothing found. + **/ +static const void *audio_driver_find_handle(int index) +{ + const void *drv = audio_drivers[index]; + if (!drv) + return NULL; + return drv; +} + +/** + * audio_driver_find_ident: + * @index : index of driver to get handle to. + * + * Returns: Human-readable identifier of audio driver at index. Can be NULL + * if nothing found. + **/ +static const char *audio_driver_find_ident(int index) +{ + const audio_driver_t *drv = audio_drivers[index]; + if (!drv) + return NULL; + return drv->ident; +} + /** * config_get_audio_driver_options: * @@ -119,9 +149,9 @@ const char* config_get_audio_driver_options(void) attr.i = 0; - for (option_k = 0; audio_drivers[option_k]; option_k++) + for (option_k = 0; audio_driver_find_handle(option_k); option_k++) { - const char *opt = audio_drivers[option_k]->ident; + const char *opt = audio_driver_find_ident(option_k); options_len += strlen(opt) + 1; string_list_append(options_l, opt, attr); } @@ -597,9 +627,9 @@ static const void *find_driver_nonempty(const char *label, int i, } else if (!strcmp(label, "audio_driver")) { - drv = audio_drivers[i]; + drv = audio_driver_find_handle(i); if (drv) - strlcpy(str, audio_drivers[i]->ident, sizeof_str); + strlcpy(str, audio_driver_find_ident(i), sizeof_str); } return drv; @@ -1003,18 +1033,18 @@ static void find_audio_driver(void) { int i = find_driver_index("audio_driver", g_settings.audio.driver); if (i >= 0) - driver.audio = audio_drivers[i]; + driver.audio = audio_driver_find_handle(i); else { unsigned d; RARCH_ERR("Couldn't find any audio driver named \"%s\"\n", g_settings.audio.driver); RARCH_LOG_OUTPUT("Available audio drivers are:\n"); - for (d = 0; audio_drivers[d]; d++) - RARCH_LOG_OUTPUT("\t%s\n", audio_drivers[d]->ident); + for (d = 0; audio_driver_find_handle(d); d++) + RARCH_LOG_OUTPUT("\t%s\n", audio_driver_find_ident(d)); RARCH_WARN("Going to default to first audio driver...\n"); - driver.audio = audio_drivers[0]; + driver.audio = audio_driver_find_handle(0); if (!driver.audio) rarch_fail(1, "find_audio_driver()");