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-rw-r--r--src/mds-server/signals.c26
1 files changed, 24 insertions, 2 deletions
diff --git a/src/mds-server/signals.c b/src/mds-server/signals.c
index 18a32b6..b16b28a 100644
--- a/src/mds-server/signals.c
+++ b/src/mds-server/signals.c
@@ -92,6 +92,23 @@ static void sigterm_trap(int signo)
/**
+ * Called with the signal SIGINT is caught.
+ * This function should cue a termination of the program.
+ *
+ * @param signo The caught signal
+ */
+static void sigint_trap(int signo)
+{
+ if (terminating == 0)
+ {
+ terminating = 1;
+ eprint("terminal interrupt signal received.");
+ signal_all(signo);
+ }
+}
+
+
+/**
* Set up signal traps for all especially handled signals
*
* @return Zero on success, -1 on error
@@ -99,11 +116,16 @@ static void sigterm_trap(int signo)
int trap_signals(void)
{
/* Make the server update without all slaves dying on SIGUSR1. */
- if (xsigaction(SIGUSR1, sigusr1_trap) < 0) return -1;
+ fail_if (xsigaction(SIGUSR1, sigusr1_trap) < 0);
/* Implement clean exit on SIGTERM. */
- if (xsigaction(SIGTERM, sigterm_trap) < 0) return -1;
+ fail_if (xsigaction(SIGTERM, sigterm_trap) < 0);
+
+ /* Implement clean exit on SIGINT. */
+ fail_if (xsigaction(SIGINT, sigint_trap) < 0);
return 0;
+ pfail:
+ return -1;
}