If the lockfile ends before the process ID, treat it as stale and unlink it.

[~andy/fetchmail] / daemon.c

diff --git a/daemon.c b/daemon.c
index dabfb9a6c34a31bdcc295311daeb2dbfa92f83e0..7416437da31617e96427ef6a40251559f4516fca 100644 (file)
--- a/daemon.c
+++ b/daemon.c
@@ -58,7 +58,6 @@ sigchld_handler (int sig)
 /* process SIGCHLD to obtain the exit code of the terminating process */
 {
     pid_t pid;
-
 #if    defined(HAVE_WAITPID)                           /* the POSIX way */
     int status;
 
@@ -79,9 +78,10 @@ sigchld_handler (int sig)
     wait(&status);
 #endif
     lastsig = SIGCHLD;
+    (void)sig;
 }
 
-RETSIGTYPE null_signal_handler(int sig) { }
+RETSIGTYPE null_signal_handler(int sig) { (void)sig; }
 
 SIGHANDLERTYPE set_signal_handler(int sig, SIGHANDLERTYPE handler)
 /* 
@@ -132,7 +132,7 @@ void deal_with_sigchld(void)
 }
 
 int
-daemonize (const char *logfile, void (*termhook)(int))
+daemonize (const char *logfile)
 /* detach from control TTY, become process group leader, catch SIGCHLD */
 {
   int fd;