grep doc: add --break / --heading / -W to synopsis

[git.git] / connect.c

diff --git a/connect.c b/connect.c
index 2ea5c3c0fbedb89e4189d32a455f289398ce106b..912cddeea8c4f09ec523ce19e677358c84eda9b7 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -101,8 +101,27 @@ struct ref **get_remote_heads(int in, struct ref **list,
 
 int server_supports(const char *feature)
 {
-       return server_capabilities &&
-               strstr(server_capabilities, feature) != NULL;
+       return !!parse_feature_request(server_capabilities, feature);
+}
+
+const char *parse_feature_request(const char *feature_list, const char *feature)
+{
+       int len;
+
+       if (!feature_list)
+               return NULL;
+
+       len = strlen(feature);
+       while (*feature_list) {
+               const char *found = strstr(feature_list, feature);
+               if (!found)
+                       return NULL;
+               if ((feature_list == found || isspace(found[-1])) &&
+                   (!found[len] || isspace(found[len]) || found[len] == '='))
+                       return found;
+               feature_list = found + 1;
+       }
+       return NULL;
 }
 
 enum protocol {