Fix some signedness issues caught by gcc 4.3

[qemu.git] / hw / gusemu.h

diff --git a/hw/gusemu.h b/hw/gusemu.h
index 2e9c1c0c7733983436f270f724e386c9b3c2ab91..a64300a09f616c7247f2a1091eb1203a560f1c1f 100644 (file)
--- a/hw/gusemu.h
+++ b/hw/gusemu.h
@@ -32,12 +32,14 @@
  typedef unsigned short GUSword;
  typedef unsigned int GUSdword;
  typedef signed char GUSchar;
+ typedef signed short GUSsample;
 #else
  #include <stdint.h>
  typedef int8_t GUSchar;
  typedef uint8_t GUSbyte;
  typedef uint16_t GUSword;
  typedef uint32_t GUSdword;
+ typedef int16_t GUSsample;
 #endif
 
 typedef struct _GUSEmuState
@@ -91,7 +93,7 @@ void gus_dma_transferdata(GUSEmuState *state, char *dma_addr, unsigned int count
 /* If the interrupts are asynchronous, it may be needed to use a separate thread mixing into a temporary */
 /* audio buffer in order to avoid quality loss caused by large numsamples and elapsed_time values. */
 
-void gus_mixvoices(GUSEmuState *state, unsigned int playback_freq, unsigned int numsamples, short *bufferpos);
+void gus_mixvoices(GUSEmuState *state, unsigned int playback_freq, unsigned int numsamples, GUSsample *bufferpos);
 /* recommended range: 10 < numsamples < 100 */
 /* lower values may result in increased rounding error, higher values often cause audible timing delays */