From 54c407a74a35d4ee9ffae94cc5bc9096c9f7f54a Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Mon, 20 May 2019 21:45:12 +0200
Subject: [PATCH] ui-shared: restrict to 15 levels

Perhaps a more ideal version of this would be to not print breadcrumbs
at all for paths that don't exist in the given repo at the given oid.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Reported-by: Fydor Wire Snark <wsnark@tuta.io>
---
 ui-shared.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ui-shared.c b/ui-shared.c
index d27a5fd..d2358f2 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -945,12 +945,13 @@ static void cgit_print_path_crumbs(char *path)
 {
 	char *old_path = ctx.qry.path;
 	char *p = path, *q, *end = path + strlen(path);
+	int levels = 0;
 
 	ctx.qry.path = NULL;
 	cgit_self_link("root", NULL, NULL);
 	ctx.qry.path = p = path;
 	while (p < end) {
-		if (!(q = strchr(p, '/')))
+		if (!(q = strchr(p, '/')) || levels > 15)
 			q = end;
 		*q = '\0';
 		html_txt("/");
@@ -958,6 +959,7 @@ static void cgit_print_path_crumbs(char *path)
 		if (q < end)
 			*q = '/';
 		p = q + 1;
+		++levels;
 	}
 	ctx.qry.path = old_path;
 }
-- 
2.21.0