see if a given signal is in a given set
#include <signal.h> int sigismember( sigset_t *set, int signo );
The sigismember() function tests if signo is in the set pointed to by set.
1 if signo is in the set, and zero if it isn't. On error, -1 is returned, and errno is set.
See sigemptyset().
POSIX 1003.1
Safety: | |
---|---|
Interrupt handler | Yes |
Signal handler | Yes, but modifies errno |
Thread | Yes |
errno, kill(), raise(), sigaction(), sigaddset(), sigdelset(), sigemptyset(), sigfillset(), signal(), sigpending(), sigprocmask()