ui-diff: Teach diffstat to obey path limit

Also indicate in the diffstat header if a path limit is in effect.

Signed-off-by: Johan Herland <johan@herland.net>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/ui-diff.c b/ui-diff.c
index a92a768..fb836df 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -154,17 +154,19 @@ static void inspect_filepair(struct diff_filepair *pair)
 }
 
 void cgit_print_diffstat(const unsigned char *old_sha1,
-                         const unsigned char *new_sha1)
+                         const unsigned char *new_sha1, const char *prefix)
 {
         int i;
 
         html("<div class='diffstat-header'>");
         cgit_diff_link("Diffstat", NULL, NULL, ctx.qry.head, ctx.qry.sha1,
                        ctx.qry.sha2, NULL, 0);
+        if (prefix)
+                htmlf(" (limited to '%s')", prefix);
         html("</div>");
         html("<table summary='diffstat' class='diffstat'>");
         max_changes = 0;
-        cgit_diff_tree(old_sha1, new_sha1, inspect_filepair, NULL);
+        cgit_diff_tree(old_sha1, new_sha1, inspect_filepair, prefix);
         for(i = 0; i<files; i++)
                 print_fileinfo(&items[i]);
         html("</table>");
@@ -338,7 +340,7 @@ void cgit_print_diff(const char *new_rev, const char *old_rev, const char *prefi
                 use_ssdiff = 1;
 
         print_ssdiff_link();
-        cgit_print_diffstat(old_rev_sha1, new_rev_sha1);
+        cgit_print_diffstat(old_rev_sha1, new_rev_sha1, prefix);
 
         if (use_ssdiff) {
                 html("<table summary='ssdiff' class='ssdiff'>");