receive-pack: detect aliased updates which can occur with symrefs

diff --git a/parse-options.c b/parse-options.c
index 10ec21fb89788e19e6d8d99b29da9801bb406dd3..d218122af5c2c0cddd857fce0ae5064bf32f6387 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -3,6 +3,9 @@
 #include "cache.h"
 #include "commit.h"
 
+static int parse_options_usage(const char * const *usagestr,
+                              const struct option *opts);
+
 #define OPT_SHORT 1
 #define OPT_UNSET 2
 
@@ -560,8 +563,8 @@ void usage_msg_opt(const char *msg,
        usage_with_options(usagestr, options);
 }
 
-int parse_options_usage(const char * const *usagestr,
-                       const struct option *opts)
+static int parse_options_usage(const char * const *usagestr,
+                              const struct option *opts)
 {
        return usage_with_options_internal(usagestr, opts, 0);
 }