Optionally generate verbose parent links

The new option 'enable-subject-links' must be used to enable the verbose
parent-links in commit view.

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

1 files changed, 7 insertions, 5 deletions

diff --git a/ui-commit.c b/ui-commit.c
index 4d4970f..41313b9 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -15,13 +15,13 @@
 void cgit_print_commit(char *hex)
 {
         struct commit *commit, *parent;
         struct commitinfo *info, *parent_info;
         struct commit_list *p;
         unsigned char sha1[20];
-        char *tmp;
+        char *tmp, *tmp2;
         int parents = 0;
 
         if (!hex)
                 hex = ctx.qry.head;
 
         if (get_sha1(hex, sha1)) {
@@ -79,16 +79,18 @@ void cgit_print_commit(char *hex)
                         cgit_print_error("Error reading parent commit");
                         html("</td></tr>");
                         continue;
                 }
                 html("<tr><th>parent</th>"
                      "<td colspan='2' class='sha1'>");
-                parent_info = cgit_parse_commit(parent);
-                tmp = sha1_to_hex(p->item->object.sha1);
-                cgit_commit_link(parent_info->subject, NULL, NULL,
-                                 ctx.qry.head, tmp, 0);
+                tmp = tmp2 = sha1_to_hex(p->item->object.sha1);
+                if (ctx.repo->enable_subject_links) {
+                        parent_info = cgit_parse_commit(parent);
+                        tmp2 = parent_info->subject;
+                }
+                cgit_commit_link(tmp2, NULL, NULL, ctx.qry.head, tmp, 0);
                 html(" (");
                 cgit_diff_link("diff", NULL, NULL, ctx.qry.head, hex,
                                sha1_to_hex(p->item->object.sha1), NULL, 0);
                 html(")</td></tr>");
                 parents++;
         }