Fix the submodule rows in the tree listing

A submodule row linked to a path with its trailing slash stripped,
was labelled by its path rather than its entry name, shared the
name's element with its hash, claimed a size of zero and offered a
blame button that cannot work on a gitlink.

1 file changed, 5 insertions, 2 deletions

diff --git a/source/ui-tree.c b/source/ui-tree.c
index cf3938e..ce57f92 100644
--- a/source/ui-tree.c
+++ b/source/ui-tree.c
@@ -333,7 +333,10 @@ static void print_ls_row(const struct object_id *oid, const char *pathname,
 		free(buf);
 		strbuf_release(&linkpath);
 	}
-	htmlf("</td><td class='ls-size'>%lu</td>", size);
+	if (S_ISGITLINK(mode))
+		html("</td><td class='ls-size'>-</td>");
+	else
+		htmlf("</td><td class='ls-size'>%lu</td>", size);
 
 	html("<td class='ls-links'>");
 	cgit_log_link("log", NULL, "button", ctx.qry.head,
@@ -345,7 +348,7 @@ static void print_ls_row(const struct object_id *oid, const char *pathname,
 	if (!S_ISGITLINK(mode))
 		cgit_plain_link("plain", NULL, "button", ctx.qry.head,
 				walk->rev, fullpath.buf);
-	if (!S_ISDIR(mode) && ctx.repo->enable_blame)
+	if (!S_ISDIR(mode) && !S_ISGITLINK(mode) && ctx.repo->enable_blame)
 		cgit_blame_link("blame", NULL, "button", ctx.qry.head,
 				walk->rev, fullpath.buf);
 	html("</td></tr>\n");