libblkid: add noreturn function attribute

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

diff --git a/libblkid/src/dev.c b/libblkid/src/dev.c
index 791a6c18112ece2a177124610ac5916998a0900b..58ee6f864ddcb2d1eca93341672b665146bc324b 100644 (file)
--- a/libblkid/src/dev.c
+++ b/libblkid/src/dev.c
@@ -206,7 +206,7 @@ extern char *optarg;
 extern int optind;
 #endif
 
-void usage(char *prog)
+void __attribute__((__noreturn__)) usage(char *prog)
 {
        fprintf(stderr, "Usage: %s [-f blkid_file] [-m debug_mask]\n", prog);
        fprintf(stderr, "\tList all devices and exit\n");

diff --git a/libblkid/src/tag.c b/libblkid/src/tag.c
index 0dbe1ff5a4f2bfe71cfc004b6d0cb7437f035b88..be4ef3516b5712544671716bb2ac8661bf13a4bd 100644 (file)
--- a/libblkid/src/tag.c
+++ b/libblkid/src/tag.c
@@ -390,7 +390,7 @@ extern char *optarg;
 extern int optind;
 #endif
 
-void usage(char *prog)
+void __attribute__((__noreturn__)) usage(char *prog)
 {
        fprintf(stderr, "Usage: %s [-f blkid_file] [-m debug_mask] device "
                "[type value]\n",