#ifndef WIN32_LEAN_AND_MEAN | |
#define WIN32_LEAN_AND_MEAN | |
#endif | |
#define __CRT__NO_INLINE | |
#include <windows.h> | |
LONG InterlockedDecrement(LONG volatile *Addend) | |
{ | |
unsigned char c; | |
unsigned char s; | |
__asm__ __volatile__( | |
"lock ; subl $1,%0; sete %1 ; sets %2" | |
:"=m" (*Addend), "=qm" (c), "=qm" (s) | |
:"m" (*Addend) : "memory"); | |
return (c != 0 ? 0 : (s != 0 ? -1 : 1)); | |
} | |