daemon: initialize struct sigaction at declaration site

This improves readability by uncluttering the code

Reviewed by:	kevans
Pull Request:	https://github.com/freebsd/freebsd-src/pull/669
This commit is contained in:
Ihor Antonov 2023-03-01 21:00:42 -06:00 committed by Kyle Evans
parent 91b921c7d4
commit 259ed21d21

View File

@ -287,20 +287,19 @@ main(int argc, char *argv[])
* and syslog.
*/
if (pidfile || ppidfile || restart || outfd != -1 || dosyslog) {
struct sigaction act_term, act_chld, act_hup;
struct sigaction act_term = { 0 };
struct sigaction act_chld = { 0 };
struct sigaction act_hup = { 0 };
/* Avoid PID racing with SIGCHLD and SIGTERM. */
memset(&act_term, 0, sizeof(act_term));
act_term.sa_handler = handle_term;
sigemptyset(&act_term.sa_mask);
sigaddset(&act_term.sa_mask, SIGCHLD);
memset(&act_chld, 0, sizeof(act_chld));
act_chld.sa_handler = handle_chld;
sigemptyset(&act_chld.sa_mask);
sigaddset(&act_chld.sa_mask, SIGTERM);
memset(&act_hup, 0, sizeof(act_hup));
act_hup.sa_handler = handle_hup;
sigemptyset(&act_hup.sa_mask);