Add NO_THREADS switch

core/libretro/libretro.cpp

@@ -169,6 +169,7 @@ void retro_reset (void)
 #if defined(GL) || defined(GLES)
 static void context_reset(void)
 {
+   printf("context_reset.\n");
    rglgen_resolve_symbols(hw_render.get_proc_address);
 }
 

shell/libretro/Makefile

@@ -4,9 +4,10 @@ CC_AS    ?= $(CC)
 STRIP     = ${CC_PREFIX}strip
 LD        = ${CC}
 
-DEBUG    := 0
-NO_REND  := 1
-HAVE_GL  := 0
+DEBUG      := 0
+NO_REND    := 1
+HAVE_GL    := 0
+NO_THREADS := 0
 
 TARGET_NAME := reicast
 
@@ -152,6 +153,12 @@ else
 RZDCY_CFLAGS += -DTARGET_LINUX_x86
 endif
 
+ifdef NO_THREADS
+  RZDCY_CFLAGS += -DTARGET_NO_THREADS
+  CFLAGS       += -DTARGET_NO_THREADS
+  CXXFLAGS     += -DTARGET_NO_THREADS
+endif
+
 ifdef NO_REC
   RZDCY_CFLAGS += -DTARGET_NO_REC
 endif