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Minor optimizations

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- don't trap SIGSTOP, SIGKILL and signal 0
- use touch() instead of system("touch")

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>
This commit is contained in:
Claudio Matsuoka
2008-01-02 13:44:03 -02:00
parent 9eb9eb1ef6
commit 59876f1e37
1 changed files with 4 additions and 7 deletions
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ffinit.c
+4 -7
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@@ -70,8 +70,6 @@ int main()
char *x;
sigset_t nmask, nmask2;
makepath("/usr/local/bin/bla");
exit(0);
chdir("/");
umask(022);
@@ -86,10 +84,10 @@ exit(0);
SETSIG(sa, SIGUSR1, shutdown, 0);
SETSIG(sa, SIGUSR2, shutdown, 0);
SETSIG(sa, SIGTERM, signal_handler, 0);
SETSIG(sa, SIGKILL, signal_handler, 0);
//SETSIG(sa, SIGKILL, signal_handler, 0);
SETSIG(sa, SIGALRM, signal_handler, 0);
SETSIG(sa, SIGHUP, signal_handler, 0);
SETSIG(sa, SIGSTOP, signal_handler, SA_RESTART);
//SETSIG(sa, SIGSTOP, signal_handler, SA_RESTART);
SETSIG(sa, SIGCONT, signal_handler, SA_RESTART);
SETSIG(sa, SIGCHLD, chld_handler, SA_RESTART);
@@ -215,8 +213,7 @@ exit(0);
sigaddset(&nmask2, SIGCHLD);
sigprocmask(SIG_UNBLOCK, &nmask2, NULL);
/* Bug: no signal 0 */
for (i = 0; i < NSIG; i++)
for (i = 1; i < NSIG; i++)
sigaction(i, &sa, NULL);
dup2(0, 0);
@@ -251,7 +248,7 @@ void shutdown(int sig)
{
int fd;
system("/usr/bin/touch /tmp/shutdown");
touch("/tmp/shutdown");
kill(-1, SIGTERM);