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

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ignored). Correct comment talking about that.

Pointed out by:	kib
MFC after:	3 days
This commit is contained in:
Pawel Jakub Dawidek 2011-01-12 16:16:54 +00:00
parent 4c8945a06b
commit ac7b0b09f3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=217312
1 changed files with 3 additions and 3 deletions
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6
sbin/hastd/hooks.c
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@ -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);