mirror of
https://git.tartarus.org/simon/putty.git
synced 2025-01-10 09:58:01 +00:00
22 lines
410 B
C
22 lines
410 B
C
|
/*
|
||
|
|
* Handy function to block or unblock a signal, which does all the
|
||
|
|
* messing about with sigset_t for you.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <signal.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
#include "defs.h"
|
||
|
|
|
||
|
|
void block_signal(int sig, bool block_it)
|
||
|
|
{
|
||
|
|
sigset_t ss;
|
||
|
|
|
||
|
|
sigemptyset(&ss);
|
||
|
|
sigaddset(&ss, sig);
|
||
|
|
if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) {
|
||
|
|
perror("sigprocmask");
|
||
|
|
exit(1);
|
||
|
|
}
|
||
|
|
}
|