util_version: new helper for displaying version info

This is so all utilities can have this flag and not just dtc.

Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/util.h b/util.h
index d856eb9..e09cc25 100644
--- a/util.h
+++ b/util.h
@@ -168,4 +168,9 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size);
  */
 void utilfdt_print_data(const char *data, int len);
 
+/**
+ * Show source version and exit
+ */
+void util_version(void) __attribute__((noreturn));
+
 #endif /* _UTIL_H */