- on "playmusic" remove volume parameter, add loop parameter

lua.cpp

@@ -651,8 +651,8 @@ extern "C" {
 
     static int cpp_playmusic(lua_State *L) {
         const char* str = luaL_checkstring(L, 1);
-        const int volume = luaL_optinteger(L, 2, -1);
-        playmusic(str, volume);
+        const int loop = luaL_optinteger(L, 2, -1);
+        playmusic(str, loop);
         return 0;
     }
 

mini.cpp

@@ -998,13 +998,12 @@ bool freadb() {
     return strcmp(fstr, "true")==0?true:false;
 }
 
-void playmusic(const char *filename, const int volume) {
+void playmusic(const char *filename, const int loop) {
     int size;
     char *buffer = file_getfilebuffer(filename, size);
     if (music != NULL) Mix_FreeMusic(music);
     music = Mix_LoadMUS_RW(SDL_RWFromMem(buffer, size), 1);
-    Mix_PlayMusic(music, -1);
-    Mix_VolumeMusic(volume!=-1?volume:MIX_MAX_VOLUME);
+    Mix_PlayMusic(music, loop);
 }
 
 void pausemusic() {

mini.h

@@ -257,7 +257,7 @@ const char *freads();
 const char *freadw();
 bool freadb();
 
-void playmusic(const char *filename, const int volume=-1);
+void playmusic(const char *filename, const int loop=-1);
 void pausemusic();
 void resumemusic();
 void stopmusic();