execve(2), not fork(2) resets signal handler to the default value (if it isn't

ignored). Correct comment talking about that.

Pointed out by:	kib
MFC after:	3 days
This commit is contained in:
pjd 2011-01-12 16:16:54 +00:00
parent 3d4e888988
commit 18d56b43fe

View File

@ -373,9 +373,9 @@ hook_execv(const char *path, va_list ap)
PJDLOG_VERIFY(sigemptyset(&mask) == 0);
PJDLOG_VERIFY(sigprocmask(SIG_SETMASK, &mask, NULL) == 0);
/*
* Dummy handler set for SIGCHLD in the parent should be
* changed after fork(2) automatically to the default SIG_IGN,
* so there is no need to do anything with it.
* Dummy handler set for SIGCHLD in the parent will be restored
* to SIG_IGN on execv(3) below, so there is no need to do
* anything with it.
*/
execv(path, args);
pjdlog_errno(LOG_ERR, "Unable to execute %s", path);