+ pidout = NULL;
+ if(pidfile != NULL) {
+ if((pidout = fopen(pidfile, "w")) == NULL) {
+ flog(LOG_ERR, "could not open %s for writing: %s", pidfile, strerror(errno));
+ return(1);
+ }
+ }
+ if(usesyslog)
+ opensyslog();
+ if(root) {
+ if(chroot(root)) {
+ flog(LOG_ERR, "could not chroot to %s: %s", root, strerror(errno));
+ exit(1);
+ }
+ }
+ if(pwent) {
+ if(setgid(pwent->pw_gid)) {
+ flog(LOG_ERR, "could not switch group to %i: %s", (int)pwent->pw_gid, strerror(errno));
+ exit(1);
+ }
+ if(setuid(pwent->pw_uid)) {
+ flog(LOG_ERR, "could not switch user to %i: %s", (int)pwent->pw_uid, strerror(errno));
+ exit(1);
+ }
+ }
+ signal(SIGPIPE, SIG_IGN);
+ if(daemonize) {
+ daemon(0, 0);
+ }
+ if(pidout != NULL) {
+ fprintf(pidout, "%i\n", getpid());
+ fclose(pidout);
+ }