am b7b4f5b8
: Merge "update signal.h to be C90 compatable"
* commit 'b7b4f5b838cd41407c734af74e8211f5c7da0036': update signal.h to be C90 compatable
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commit
e84cfbefd8
@ -59,32 +59,32 @@ extern const char* const sys_signame[];
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static __inline__ int sigismember(const sigset_t* set, int signum) {
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int bit = signum - 1; // Signal numbers start at 1, but bit positions start at 0.
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const unsigned long* local_set = (const unsigned long*) set;
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if (set == NULL || bit < 0 || bit >= (int) (8*sizeof(sigset_t))) {
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errno = EINVAL;
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return -1;
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}
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const unsigned long* local_set = (const unsigned long*) set;
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return (int) ((local_set[bit / LONG_BIT] >> (bit % LONG_BIT)) & 1);
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}
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static __inline__ int sigaddset(sigset_t* set, int signum) {
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int bit = signum - 1; // Signal numbers start at 1, but bit positions start at 0.
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unsigned long* local_set = (unsigned long*) set;
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if (set == NULL || bit < 0 || bit >= (int) (8*sizeof(sigset_t))) {
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errno = EINVAL;
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return -1;
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}
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unsigned long* local_set = (unsigned long*) set;
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local_set[bit / LONG_BIT] |= 1UL << (bit % LONG_BIT);
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return 0;
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}
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static __inline__ int sigdelset(sigset_t* set, int signum) {
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int bit = signum - 1; // Signal numbers start at 1, but bit positions start at 0.
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unsigned long* local_set = (unsigned long*) set;
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if (set == NULL || bit < 0 || bit >= (int) (8*sizeof(sigset_t))) {
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errno = EINVAL;
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return -1;
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}
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unsigned long* local_set = (unsigned long*) set;
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local_set[bit / LONG_BIT] &= ~(1UL << (bit % LONG_BIT));
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return 0;
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}
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