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Added signal handling

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buffet 2018-10-17 09:26:38 +02:00
parent b9e62e21a1
commit 56a0f117ec
1 changed files with 25 additions and 0 deletions
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25
src/kiwmi/main.c
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@ -4,9 +4,15 @@
#include <getopt.h>
#include <limits.h>
#include <signal.h>
#include <sys/wait.h>
#include "common.h"
static void sig_handler(int sig);
int g_is_about_to_quit = 0;
int
main(int argc, char *argv[])
{
@ -51,4 +57,23 @@ main(int argc, char *argv[])
);
}
}
signal(SIGINT, sig_handler);
signal(SIGHUP, sig_handler);
signal(SIGTERM, sig_handler);
signal(SIGCHLD, sig_handler);
signal(SIGPIPE, SIG_IGN);
}
static void
sig_handler(int sig)
{
if (sig == SIGCHLD) {
signal(sig, sig_handler);
while (waitpid(-1, 0, WNOHANG) > 0) {
// EMPTY
}
} else if (sig == SIGINT || sig == SIGHUP || sig == SIGTERM) {
g_is_about_to_quit = 1;
}
}