Mark long_options[] as const

diff --git a/ccache.c b/ccache.c
index 49381bd87bd0f866322db5e24d78e80019bbffaa..62dd485670179ff91b72904bad4449645c9e6171 100644 (file)
--- a/ccache.c
+++ b/ccache.c
@@ -1662,7 +1662,7 @@ static int ccache_main(int argc, char *argv[])
        int c;
        size_t v;
 
-       static struct option long_options[] = {
+       static const struct option long_options[] = {
                {"show-stats", no_argument,       0, 's'},
                {"zero-stats", no_argument,       0, 'z'},
                {"cleanup",    no_argument,       0, 'c'},