Piotr Caban : msvcrt: Copy wcsrchr implementation from ntdll.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b34b7e171e086a54f47b327bfaad2bb29b560d05
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=b34b7e171e086a54f47b327bfaad2bb29b560d05

Author: Piotr Caban <piotr at codeweavers.com>
Date:   Tue Jul 21 12:21:51 2020 +0200

msvcrt: Copy wcsrchr implementation from ntdll.

Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcrt/wcs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/msvcrt/wcs.c b/dlls/msvcrt/wcs.c
index e193c08593..bce1e89aeb 100644
--- a/dlls/msvcrt/wcs.c
+++ b/dlls/msvcrt/wcs.c
@@ -2672,7 +2672,9 @@ MSVCRT_wchar_t* CDECL MSVCRT_wcschr(const MSVCRT_wchar_t *str, MSVCRT_wchar_t ch
  */
 MSVCRT_wchar_t* CDECL MSVCRT_wcsrchr(const MSVCRT_wchar_t *str, MSVCRT_wchar_t ch)
 {
-    return strrchrW(str, ch);
+    WCHAR *ret = NULL;
+    do { if (*str == ch) ret = (WCHAR *)(ULONG_PTR)str; } while (*str++);
+    return ret;
 }
 
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