18 lines
257 B
C
18 lines
257 B
C
|
#include "libultra_internal.h"
|
||
|
|
||
|
s32 __osAtomicDec(u32 *a0) {
|
||
|
s32 sp1c;
|
||
|
s32 sp18;
|
||
|
sp1c = __osDisableInt();
|
||
|
|
||
|
if (*a0 != 0) {
|
||
|
(*a0)--;
|
||
|
sp18 = 1;
|
||
|
} else {
|
||
|
sp18 = 0;
|
||
|
}
|
||
|
|
||
|
__osRestoreInt(sp1c);
|
||
|
return sp18;
|
||
|
}
|