SDL: fixed latest compilation errors due to r1209. static != extern in gcc

src/boards/SConscript

@@ -9,6 +9,8 @@ my_list =  Split("""
 121.cpp
 15.cpp
 164.cpp
+175.cpp
+176.cpp
 177.cpp
 178.cpp
 179.cpp
@@ -46,6 +48,7 @@ bmc70in1.cpp
 bonza.cpp
 bs-5.cpp
 copyfami_mmc3.cpp
+dance.cpp
 datalatch.cpp
 deirom.cpp
 dream.cpp
@@ -69,6 +72,7 @@ n106.cpp
 n625092.cpp
 novel.cpp
 sachen.cpp
+sc-127.cpp
 sheroes.cpp
 sl1632.cpp
 smb2j.cpp

src/boards/copyfami_mmc3.cpp

@@ -45,7 +45,7 @@ D6-D0 - Small Page High Address (D6,D5,D4,D3,D2,D1,D0,A11,A10,A9,A8,A7,A6,A5,A4,
 
 static uint8 reg[3];
 
-static uint8 *CHRRAM=NULL;
+//static uint8 *CHRRAM=NULL; // already declared in mmc3.h. static != extern
 static uint32 CHRRAMSIZE;
 
 static SFORMAT StateRegs[]=

src/boards/sheroes.cpp

@@ -21,7 +21,7 @@
 #include "mapinc.h"
 #include "mmc3.h"
 
-static uint8 *CHRRAM;
+//static uint8 *CHRRAM; // already declared in mmc3.h. static != extern
 static uint8 tekker;
 
 static void MSHCW(uint32 A, uint8 V)

src/boards/super24.cpp

@@ -21,7 +21,7 @@
 #include "mapinc.h"
 #include "mmc3.h"
 
-static uint8 *CHRRAM = NULL;
+//static uint8 *CHRRAM = NULL; // CHRRAM is already declared in mmc3.h. Besides, static and extern don't really go well together.
 static int masko8[8]={63,31,15,1,3,0,0,0};
 
 static void Super24PW(uint32 A, uint8 V)

src/drivers/sdl/config.cpp

@@ -115,12 +115,12 @@ InitConfig()
 
     // sound options
     config->addOption('s', "sound", "SDL.Sound", 1);
-    config->addOption("volume", "SDL.SoundVolume", 100);
-    config->addOption("trianglevol", "SDL.TriangleVolume", 100);
-    config->addOption("square1vol", "SDL.Square1Volume", 100);
-    config->addOption("square2vol", "SDL.Square2Volume", 100);
-    config->addOption("noisevol", "SDL.NoiseVolume", 100);
-    config->addOption("pcmvol", "SDL.PCMVolume", 100);
+    config->addOption("volume", "SDL.SoundVolume", 150);
+    config->addOption("trianglevol", "SDL.TriangleVolume", 256);
+    config->addOption("square1vol", "SDL.Square1Volume", 256);
+    config->addOption("square2vol", "SDL.Square2Volume", 256);
+    config->addOption("noisevol", "SDL.NoiseVolume", 256);
+    config->addOption("pcmvol", "SDL.PCMVolume", 256);
     config->addOption("soundrate", "SDL.SoundRate", 11000);
     config->addOption("soundq", "SDL.SoundQuality", 1);
     config->addOption("soundrecord", "SDL.SoundRecordFile", "");
@@ -358,8 +358,9 @@ UpdateEMUCore(Config *config)
     config->getOption("SDL.DisableSpriteLimit", &flag);
     FCEUI_DisableSpriteLimitation(flag ? 1 : 0);
 
-    config->getOption("SDL.SnapName", &flag);
-    FCEUI_SetSnapName(flag ? true : false);
+    //Not used anymore.
+    //config->getOption("SDL.SnapName", &flag);
+    //FCEUI_SetSnapName(flag ? true : false);
 
     config->getOption("SDL.ScanLineStart", &start);
     config->getOption("SDL.ScanLineEnd", &end);

src/drivers/sdl/sdl.cpp

@@ -92,12 +92,12 @@ char *DriverUsage="\
 --soundrate     x      Sets sound playback rate to x Hz.\n\
 --soundq       {0|1}   Enables high sound quality.\n\
 --soundbufsize  x      Sets sound buffer size to x ms.\n\
---volume      {0-100}  Sets volume.\n\
---trianglevol {0-100}  Sets Triangle volume.\n\
---square1vol  {0-100}  Sets Square 1 volume.\n\
---square2vol  {0-100}  Sets Square 2 volume.\n\
---noisevol    {0-100}  Sets Noise volume.\n\
---pcmvol      {0-100}  Sets PCM volume.\n\
+--volume      {0-150}  Sets volume.\n\
+--trianglevol {0-256}  Sets Triangle volume.\n\
+--square1vol  {0-256}  Sets Square 1 volume.\n\
+--square2vol  {0-256}  Sets Square 2 volume.\n\
+--noisevol    {0-256}  Sets Noise volume.\n\
+--pcmvol      {0-256}  Sets PCM volume.\n\
 --lowpass      {0|1}   Enables low-pass filter if x is nonzero.\n\
 --soundrecord   f      Records sound to file f.\n\
 --input(1,2)    d      Set the input device for input 1 or 2.\n\