Support receiving server capabilities

[git.git] / connect.c

diff --git a/connect.c b/connect.c
index b171c5d..5cc49f9 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -8,6 +8,8 @@
 #include <arpa/inet.h>
 #include <netdb.h>
 
+static char *server_capabilities = "";
+
 /*
  * Read all the refs from the other end
  */
@@ -20,7 +22,7 @@ struct ref **get_remote_heads(int in, struct ref **list,
                unsigned char old_sha1[20];
                static char buffer[1000];
                char *name;
-               int len;
+               int len, name_len;
 
                len = packet_read_line(in, buffer, sizeof(buffer));
                if (!len)
@@ -36,6 +38,13 @@ struct ref **get_remote_heads(int in, struct ref **list,
                    check_ref_format(name + 5))
                        continue;
 
+               name_len = strlen(name);
+               if (len != name_len + 41) {
+                       if (server_capabilities)
+                               free(server_capabilities);
+                       server_capabilities = strdup(name + name_len + 1);
+               }
+
                if (nr_match && !path_match(name, nr_match, match))
                        continue;
                ref = xcalloc(1, sizeof(*ref) + len - 40);
@@ -47,6 +56,11 @@ struct ref **get_remote_heads(int in, struct ref **list,
        return list;
 }
 
+int server_supports(const char *feature)
+{
+       return strstr(feature, server_capabilities) != NULL;
+}
+
 int get_ack(int fd, unsigned char *result_sha1)
 {
        static char line[1000];