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-rw-r--r--ui-diff.c45
1 files changed, 41 insertions, 4 deletions
diff --git a/ui-diff.c b/ui-diff.c
index 96106af..10330d3 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -31,15 +31,52 @@ static void print_line(char *line, int len)
line[len-1] = c;
}
-void cgit_print_diff(const char *old_hex, const char *new_hex)
+static void filepair_cb(struct diff_filepair *pair)
+{
+ html("<tr><th>");
+ html_txt(pair->two->path);
+ html("</th></tr>");
+ html("<tr><td>");
+ if (cgit_diff_files(pair->one->sha1, pair->two->sha1, print_line))
+ cgit_print_error("Error running diff");
+ html("</tr></td>");
+}
+
+void cgit_print_diff(const char *old_hex, const char *new_hex, char *path)
{
unsigned char sha1[20], sha2[20];
+ enum object_type type;
+ unsigned long size;
get_sha1(old_hex, sha1);
get_sha1(new_hex, sha2);
- html("<table class='diff'><tr><td>");
- if (cgit_diff_files(sha1, sha2, print_line))
- cgit_print_error("Error running diff");
+ type = sha1_object_info(sha1, &size);
+ if (type == OBJ_BAD) {
+ type = sha1_object_info(sha2, &size);
+ if (type == OBJ_BAD) {
+ cgit_print_error(fmt("Bad object names: %s, %s", old_hex, new_hex));
+ return;
+ }
+ }
+
+ html("<table class='diff'>");
+ switch(type) {
+ case OBJ_BLOB:
+ if (path)
+ htmlf("<tr><th>%s</th></tr>", path);
+ html("<tr><td>");
+ if (cgit_diff_files(sha1, sha2, print_line))
+ cgit_print_error("Error running diff");
+ html("</tr></td>");
+ break;
+ case OBJ_TREE:
+ cgit_diff_tree(sha1, sha2, filepair_cb);
+ break;
+ default:
+ cgit_print_error(fmt("Unhandled object type: %s",
+ typename(type)));
+ break;
+ }
html("</td></tr></table>");
}