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am e84cfbef: am b7b4f5b8: Merge "update signal.h to be C90 compatable"

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* commit 'e84cfbefd82f552490c580d35a54db4f53b6e5fb':
  update signal.h to be C90 compatable
This commit is contained in:
Elliott Hughes 2013-06-05 18:14:30 -07:00 committed by Android Git Automerger
commit b166e699dc
1 changed files with 3 additions and 3 deletions
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6
libc/include/signal.h
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@ -59,32 +59,32 @@ extern const char* const sys_signame[];
static __inline__ int sigismember(const sigset_t* set, int signum) {
int bit = signum - 1; // Signal numbers start at 1, but bit positions start at 0.
const unsigned long* local_set = (const unsigned long*) set;
if (set == NULL || bit < 0 || bit >= (int) (8*sizeof(sigset_t))) {
errno = EINVAL;
return -1;
}
const unsigned long* local_set = (const unsigned long*) set;
return (int) ((local_set[bit / LONG_BIT] >> (bit % LONG_BIT)) & 1);
}
static __inline__ int sigaddset(sigset_t* set, int signum) {
int bit = signum - 1; // Signal numbers start at 1, but bit positions start at 0.
unsigned long* local_set = (unsigned long*) set;
if (set == NULL || bit < 0 || bit >= (int) (8*sizeof(sigset_t))) {
errno = EINVAL;
return -1;
}
unsigned long* local_set = (unsigned long*) set;
local_set[bit / LONG_BIT] |= 1UL << (bit % LONG_BIT);
return 0;
}
static __inline__ int sigdelset(sigset_t* set, int signum) {
int bit = signum - 1; // Signal numbers start at 1, but bit positions start at 0.
unsigned long* local_set = (unsigned long*) set;
if (set == NULL || bit < 0 || bit >= (int) (8*sizeof(sigset_t))) {
errno = EINVAL;
return -1;
}
unsigned long* local_set = (unsigned long*) set;
local_set[bit / LONG_BIT] &= ~(1UL << (bit % LONG_BIT));
return 0;
}