# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1368069532 -10800
# Node ID d345a898bda116965077a1b7ca236b1d08ccc406
# Parent  d7bd9c11229e51d3d822ff14d3a7f50fa4743f06
Use DMMutex and the appropriate function wrappers.

diff -r d7bd9c11229e -r d345a898bda1 tools/auval.c
--- a/tools/auval.c	Thu May 09 06:08:39 2013 +0300
+++ b/tools/auval.c	Thu May 09 06:18:52 2013 +0300
@@ -35,7 +35,7 @@
     int avail, bufsize, pos, oldpos;
     Uint8 *buf;
 
-    SDL_mutex *mutex;
+    DMMutex *mutex;
 } AUAudioData;
 
 
@@ -389,7 +389,7 @@
     const int xend = x1 * bpp;
     const float scale = 128.0f / (float) height;
 
-    SDL_LockMutex(data->mutex);
+    dmMutexLock(data->mutex);
 
     Uint8 *dp = data->buf,
           *sp = screen->pixels;
@@ -400,7 +400,7 @@
         sp[x + curr * pitch] = 255;
     }
 
-    SDL_UnlockMutex(data->mutex);
+    dmMutexUnlock(data->mutex);
 }
 
 
@@ -409,7 +409,7 @@
     int y;
     Uint8 *p = (Uint8 *) screen->pixels;
 
-    SDL_LockMutex(data->mutex);
+    dmMutexLock(data->mutex);
 
     Uint8 *dp = data->buf;
 
@@ -422,7 +422,7 @@
         p += screen->pitch - screen->w;
     }
 
-    SDL_UnlockMutex(data->mutex);
+    dmMutexUnlock(data->mutex);
 }
 
 
@@ -553,7 +553,7 @@
 {
     AUAudioData *data = (AUAudioData *) udata;
 
-    SDL_LockMutex(data->mutex);
+    dmMutexLock(data->mutex);
     
     data->avail = 0;
 
@@ -600,7 +600,7 @@
             memset(buf, 0, len);
     }
         
-    SDL_UnlockMutex(data->mutex);
+    dmMutexUnlock(data->mutex);
 }
 
 
@@ -699,7 +699,7 @@
 
     audata.bufsize = optAudioFreq;
     audata.buf = dmMalloc(audata.bufsize * sizeof(*audata.buf));
-    audata.mutex = SDL_CreateMutex();
+    audata.mutex = dmCreateMutex();
     audata.varTime = 0;
     audata.varKeyFreq = 1.0f / (double) optAudioFreq;
 
@@ -918,13 +918,13 @@
                             /* In keyboard jazz-mode, space stops playing */
                             if (key == SDLK_SPACE)
                             {
-                                SDL_LockMutex(audata.mutex);
+                                dmMutexLock(audata.mutex);
                                 audata.varFreq = 1.0f;
                                 audata.pos = 0;
                                 audata.varTime = 0;
                                 audata.varKeyTime = 0;
                                 audata.varUnit = 0;
-                                SDL_UnlockMutex(audata.mutex);
+                                dmMutexUnlock(audata.mutex);
 
                                 audioPlaying = FALSE;
                                 SDL_PauseAudio(!audioPlaying);
@@ -939,13 +939,13 @@
                                     period = 7680 - (note * 64) - (/* finetune */ 128 / 2);
                                     if (period < 1) period = 1;
                                 
-                                    SDL_LockMutex(audata.mutex);
+                                    dmMutexLock(audata.mutex);
                                     audata.varFreq = 8363.0f * pow(2.0f, (4608.0f - (double) period) / 768.0f) / optAudioFreq ;
                                     audata.pos = 0;
                                     audata.varTime = 0;
                                     audata.varKeyTime = 0;
                                     audata.varUnit = 0;
-                                    SDL_UnlockMutex(audata.mutex);
+                                    dmMutexUnlock(audata.mutex);
                                 
                                     audioPlaying = TRUE;
                                     SDL_PauseAudio(!audioPlaying);
@@ -1002,7 +1002,7 @@
             editBuf->dirty = FALSE;
             editBuf->data[editBuf->len] = 0;
             
-            SDL_LockMutex(audata.mutex);
+            dmMutexLock(audata.mutex);
             
             dm_eval_free(audata.expr);
             DMEvalNode *tmp = NULL;
@@ -1023,7 +1023,7 @@
             audata.varKeyTime = 0;
             audata.varUnit    = 0;
 
-            SDL_UnlockMutex(audata.mutex);
+            dmMutexUnlock(audata.mutex);
         }
         
         /* Check if visualizer needs redrawing
@@ -1097,7 +1097,7 @@
             /* Draw the function editor box */                
             if (needRedraw & REDRAW_EDITOR)
             {
-                SDL_LockMutex(audata.mutex);
+                dmMutexLock(audata.mutex);
 
                 dmFillBox3D(screen, 0, eh - 15, screen->w - 1, screen->h - 1,
                     audata.err ? dmMapRGB(screen, 255, 0, 0) : dmMapRGB(screen, 0, 128, 64),
@@ -1109,7 +1109,7 @@
                 if (audata.errStr != NULL)
                     dmDrawTTFTextConst(screen, font, fontcol, 5, screen->h - fh, audata.errStr);
 
-                SDL_UnlockMutex(audata.mutex);
+                dmMutexUnlock(audata.mutex);
             }
 
             if (SDL_MUSTLOCK(screen) != 0)
@@ -1126,16 +1126,13 @@
     au_save_history(AUVAL_HISTORY_FILE, histBuf, histMax);
 
 error_exit:
-    if (screen)
-        SDL_FreeSurface(screen);
-
     if (font)
         TTF_CloseFont(font);
 
     if (audioPlaying)
         SDL_PauseAudio(1);
 
-    SDL_DestroyMutex(audata.mutex);
+    dmDestroyMutex(audata.mutex);
 
     if (initSDL)
         SDL_Quit();