Add support for tree listing via h parameter

This makes the tree page benefit from repo.defbranch.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

diff --git a/ui-tree.c b/ui-tree.c
index db63e13fe7e2b5d13d28f55c75345a79bd0422e7..032a96607d3ce37cd5f00166293d2eb20615c972 100644 (file)
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -69,8 +69,18 @@ void cgit_print_tree(const char *rev, const char *hex, char *path)
 {
        struct tree *tree;
        unsigned char sha1[20];
+       struct commit *commit;
 
        curr_rev = xstrdup(rev);
+       get_sha1(rev, sha1);
+       commit = lookup_commit_reference(sha1);
+       if (!commit || parse_commit(commit)) {
+               cgit_print_error(fmt("Invalid head: %s", rev));
+               return;
+       }
+       if (!hex)
+               hex = sha1_to_hex(commit->tree->object.sha1);
+
        if (get_sha1_hex(hex, sha1)) {
                cgit_print_error(fmt("Invalid object id: %s", hex));
                return;