added reaaly basic audio

src/audio/sdl/audio.c

@@ -0,0 +1,7 @@
+#include "arc/audio/audio.h"
+#include "arc/audio/sdl/audio.h"
+#include <SDL2/SDL_mixer.h>
+
+void ARC_Audio_Play(ARC_Audio *audio){
+    Mix_PlayChannel(-1, audio->chunk, 0);
+}

src/audio/sdl/config.c

@@ -0,0 +1,43 @@
+#include "arc/audio/config.h"
+#include "arc/audio/sdl/audio.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include "arc/std/config.h"
+#include "arc/std/errno.h"
+#include "arc/audio/audio.h"
+
+// #define ARC_DEFAULT_CONFIG
+#include "arc/std/defaults/config.h"
+
+void ARC_AudioConfig_Init(ARC_Config *config){
+    ARC_Config_AddKeyCString(config, (char *)"ARC_Audio", 9, ARC_Audio_Read, ARC_Audio_Delete);
+}
+
+uint8_t ARC_Audio_Read(ARC_Config *config, ARC_String *string, void **value){
+    ARC_Config_Get(config, string, value);
+    if(*value){
+        return 1;
+    }
+
+    if(string->data[0] != '"' || string->data[string->length - 1] != '"'){
+        ARC_DEBUG_LOG(arc_errno, "in ARC_Point_Read(config, string, value); no matching quotes: %s", string->data);
+        arc_errno = ARC_ERRNO_DATA;
+        return 0;
+    }
+
+    ARC_Audio *audio = (ARC_Audio *)malloc(sizeof(ARC_Audio));
+
+    ARC_String *path;
+    ARC_String_CopySubstring(&path, string, 1, string->length - 2);
+    audio->chunk = Mix_LoadWAV(path->data);
+
+    //TODO: get error message if not loaded
+
+    *value = (void *)audio;
+    return 0;
+}
+
+void ARC_Audio_Delete(ARC_Config* config, ARC_String *string, void *value){
+    Mix_FreeChunk(((ARC_Audio *)value)->chunk);
+    free((ARC_Audio *)value);
+}