Even simpler signal handling.
authorGuus Sliepen <guus@tinc-vpn.org>
Thu, 2 Jun 2011 20:14:53 +0000 (22:14 +0200)
committerGuus Sliepen <guus@tinc-vpn.org>
Thu, 2 Jun 2011 20:14:53 +0000 (22:14 +0200)
src/process.c

index 19c39801c3bbdbdbb3dd73e265349aa5f6181177..89678349c0f97821deddcad58826d3cfe572bd55 100644 (file)
@@ -222,9 +222,10 @@ bool init_service(void) {
   Detach from current terminal
 */
 bool detach(void) {
-       setup_signals();
-
 #ifndef HAVE_MINGW
+       signal(SIGALRM, SIG_IGN);
+       signal(SIGCHLD, SIG_IGN);
+
        closelogger();
 #endif
 
@@ -324,40 +325,3 @@ bool execute_script(const char *name, char **envp) {
 #endif
        return true;
 }
-
-
-/*
-  Signal handlers.
-*/
-
-#ifndef HAVE_MINGW
-static RETSIGTYPE ignore_signal_handler(int a) {
-       ifdebug(SCARY_THINGS) logger(LOG_DEBUG, "Ignored signal %d (%s)", a, strsignal(a));
-}
-
-static struct {
-       int signal;
-       void (*handler)(int);
-} sighandlers[] = {
-       {SIGPIPE, ignore_signal_handler},
-       {SIGCHLD, ignore_signal_handler},
-       {0, NULL}
-};
-#endif
-
-void setup_signals(void) {
-#ifndef HAVE_MINGW
-       int i;
-       struct sigaction act = {{NULL}};
-
-       sigemptyset(&act.sa_mask);
-
-       for(i = 0; sighandlers[i].signal; i++) {
-               act.sa_handler = sighandlers[i].handler;
-               if(sigaction(sighandlers[i].signal, &act, NULL) < 0)
-                       fprintf(stderr, "Installing signal handler for signal %d (%s) failed: %s\n",
-                                       sighandlers[i].signal, strsignal(sighandlers[i].signal),
-                                       strerror(errno));
-       }
-#endif
-}