From d22dbc63b86215cfbbad2ae44c388988d4820094 Mon Sep 17 00:00:00 2001
From: nnposter <nnposter@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Sat, 25 Aug 2018 22:39:36 +0000
Subject: [PATCH] Adds a necessary search restart to custom strcasestr().
 Previously needle "ab" would not be found in haystack "aab".

---
 nbase/nbase_str.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nbase/nbase_str.c b/nbase/nbase_str.c
index a371e8cfd..ad1a40654 100644
--- a/nbase/nbase_str.c
+++ b/nbase/nbase_str.c
@@ -171,8 +171,10 @@ char *strcasestr(const char *haystack, const char *pneedle) {
           free(needle);
         return (char *)(p - needlelen + 1);
       }
-    } else
+    } else {
+      p -= foundto - needle;
       foundto = needle;
+    }
   }
   if (needlelen >= sizeof(buf))
     free(needle);