Lock sound lumps before caching them

Otherwise lump_data will be NULL when calling W_GetModifiableLumpData().

Author: ceski-1

prboom2/src/SDL/i_sound.c

@@ -272,7 +272,7 @@ INLINE static dboolean IsDMXSound(const byte *data, int len)
   return len > DMXHDRSIZE && data[0] == 0x03 && data[1] == 0x00;
 }
 
-static void CacheSounds(void)
+void I_CacheSounds(void)
 {
   int id;
   for (id = 1; id < num_sfx; id++)
@@ -825,10 +825,6 @@ void I_InitSound(void)
   if (!nomusicparm)
     I_InitMusic();
 
-  lprintf(LO_DEBUG, " Precaching all sound effects... ");
-  CacheSounds();
-  lprintf(LO_DEBUG, "done\n");
-
   lprintf(LO_DEBUG, "I_InitSound: sound module ready\n");
   SDL_PauseAudio(0);
 }

prboom2/src/i_sound.h

@@ -56,6 +56,8 @@ void I_ShutdownSound(void);
 //  SFX I/O
 //
 
+void I_CacheSounds(void);
+
 // Initialize channels?
 void I_SetChannels(void);
 

prboom2/src/s_sound.c

@@ -203,6 +203,10 @@ void S_Init(void)
 
       dsda_CacheSoundLumps();
 
+      lprintf(LO_DEBUG, " Precaching all sound effects... ");
+      I_CacheSounds();
+      lprintf(LO_DEBUG, "done\n");
+
       // {
       //   int i;
       //   const int snd_curve_length = 1200;