libmount: add noreturn function attribute

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

diff --git a/libmount/src/lock.c b/libmount/src/lock.c
index 80ccdeea27c2243c1bc90e704e5d492932df03a1..9f04725d6ed512719c744c807f26780333693976 100644 (file)
--- a/libmount/src/lock.c
+++ b/libmount/src/lock.c
@@ -589,7 +589,7 @@ void clean_lock(void)
        mnt_free_lock(lock);
 }
 
-void sig_handler(int sig)
+void __attribute__((__noreturn__)) sig_handler(int sig)
 {
        errx(EXIT_FAILURE, "\n%d: catch signal: %s\n", getpid(), strsignal(sig));
 }