1 files changed, 14 insertions, 6 deletions

diff --git a/src/library_sdl.js b/src/library_sdl.js
index 1cd99534..b2ca338b 100644
--- a/src/library_sdl.js
+++ b/src/library_sdl.js
@@ -707,7 +707,9 @@ var LibrarySDL = {
 
   SDL_Quit: function() {
     for (var i = 0; i < SDL.numChannels; ++i) {
-      SDL.channels[i].audio.pause();
+      if (SDL.channels[i].audio) {
+        SDL.channels[i].audio.pause();
+      }
     }
     if (SDL.music.audio) {
       SDL.music.audio.pause();
@@ -1116,7 +1118,7 @@ var LibrarySDL = {
     SDL.audio.bufferSize = totalSamples*2; // hardcoded 16-bit audio
     SDL.audio.buffer = _malloc(SDL.audio.bufferSize);
     SDL.audio.caller = function() {
-      FUNCTION_TABLE[SDL.audio.callback](SDL.audio.userdata, SDL.audio.buffer, SDL.audio.bufferSize);
+      Runtime.dynCall('viii', SDL.audio.callback, [SDL.audio.userdata, SDL.audio.buffer, SDL.audio.bufferSize]);
       SDL.audio.pushAudio(SDL.audio.buffer, SDL.audio.bufferSize);
     };
     // Mozilla Audio API. TODO: Other audio APIs
@@ -1160,6 +1162,8 @@ var LibrarySDL = {
   SDL_CreateMutex: function() { return 0 },
   SDL_LockMutex: function() {},
   SDL_UnlockMutex: function() {},
+  SDL_mutexP: function() { return 0 },
+  SDL_mutexV: function() { return 0 },
   SDL_DestroyMutex: function() {},
 
   SDL_CreateCond: function() { return 0 },
@@ -1278,7 +1282,7 @@ var LibrarySDL = {
     channelInfo.audio = audio = audio.cloneNode(true);
     if (SDL.channelFinished) {
       audio['onended'] = function() { // TODO: cache these
-        Runtime.getFuncWrapper(SDL.channelFinished)(channel);
+        Runtime.getFuncWrapper(SDL.channelFinished, 'vi')(channel);
       }
     }
     // Either play the element, or load the dynamic data into it
@@ -1349,7 +1353,7 @@ var LibrarySDL = {
       info.audio = null;
     }
     if (SDL.channelFinished) {
-      Runtime.getFuncWrapper(SDL.channelFinished)(channel);
+      Runtime.getFuncWrapper(SDL.channelFinished, 'vi')(channel);
     }
     return 0;
   },
@@ -1408,7 +1412,7 @@ var LibrarySDL = {
     audio.pause();
     SDL.music.audio = null;
     if (SDL.hookMusicFinished) {
-      FUNCTION_TABLE[SDL.hookMusicFinished]();
+      Runtime.dynCall('v', SDL.hookMusicFinished);
     }
     return 0;
   },
@@ -1439,6 +1443,10 @@ var LibrarySDL = {
     return id;
   },
 
+  TTF_CloseFont: function(font) {
+    SDL.fonts[font] = null;
+  },
+
   TTF_RenderText_Solid: function(font, text, color) {
     // XXX the font and color are ignored
     text = Pointer_stringify(text) || ' '; // if given an empty string, still return a valid surface
@@ -1557,7 +1565,7 @@ var LibrarySDL = {
 
   SDL_AddTimer: function(interval, callback, param) {
     return window.setTimeout(function() {
-      FUNCTION_TABLE[callback](interval, param);
+      Runtime.dynCall('ii', callback, [interval, param]);
     }, interval);
   },
   SDL_RemoveTimer: function(id) {