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Remove redundant code from runshutdown() now tcsetsid(3) works reliably.

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We can now just call setctty() without any problems. This means the
shell running the shutdown script is now the session leader, just like
on startup.
This commit is contained in:
Ed Schouten 2009-06-15 19:24:47 +00:00
parent 9c373a81a3
commit 43273e33a3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=194257
1 changed files with 1 additions and 18 deletions
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19
sbin/init/init.c
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@ -1563,30 +1563,13 @@ runshutdown(void)
shell = get_shell();
if ((pid = fork()) == 0) {
int fd;
/* Assume that init already grab console as ctty before */
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sa.sa_handler = SIG_IGN;
sigaction(SIGTSTP, &sa, (struct sigaction *)0);
sigaction(SIGHUP, &sa, (struct sigaction *)0);
revoke(_PATH_CONSOLE);
if ((fd = open(_PATH_CONSOLE, O_RDWR)) == -1)
warning("can't open %s: %m", _PATH_CONSOLE);
else {
dup2(fd, 0);
dup2(fd, 1);
dup2(fd, 2);
if (fd > 2)
close(fd);
}
/*
* Run the shutdown script.
*/
setctty(_PATH_CONSOLE);
char _sh[] = "sh";
char _reboot[] = "reboot";