src/utils: Die with a divizion by zero if verbose

Useful to get the stack with GDB.

Signed-off-by: Daniel Bristot de Oliveira <bristot@redhat.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/utils.c b/src/utils.c
index 7a60f88..d3fbc7a 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -149,6 +149,7 @@ int setup_signal_handling(void)
  */
 void die(const char *fmt, ...)
 {
+	volatile int zero = 0;
 	va_list ap;
 	int ret = errno;
 
@@ -163,6 +164,13 @@ void die(const char *fmt, ...)
 	va_end(ap);
 
 	fprintf(stderr, "\n");
+
+	/*
+	 * Die with a divizion by zero to keep the stack on GDB.
+	 */
+	if (config_verbose)
+		zero = 10 / zero;
+
 	exit(ret);
 }