Piotr Caban : msvcrt: Fix _putws implementation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3577f06f719e854513d1015f33aa78c506ad3f32
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=3577f06f719e854513d1015f3...

Author: Piotr Caban <piotr(a)codeweavers.com>
Date:   Mon Sep 30 15:22:15 2019 +0200

msvcrt: Fix _putws implementation.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=47615
Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/msvcrt/file.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/dlls/msvcrt/file.c b/dlls/msvcrt/file.c
index 18d69b7205..9075b432ff 100644
--- a/dlls/msvcrt/file.c
+++ b/dlls/msvcrt/file.c
@@ -4840,19 +4840,14 @@ int CDECL MSVCRT_puts(const char *s)
  */
 int CDECL MSVCRT__putws(const MSVCRT_wchar_t *s)
 {
-    static const MSVCRT_wchar_t nl = '\n';
-    MSVCRT_size_t len = strlenW(s);
     int ret;
 
     MSVCRT__lock_file(MSVCRT_stdout);
-    if(MSVCRT__fwrite_nolock(s, sizeof(*s), len, MSVCRT_stdout) != len) {
-        MSVCRT__unlock_file(MSVCRT_stdout);
-        return MSVCRT_EOF;
-    }
-
-    ret = MSVCRT__fwrite_nolock(&nl,sizeof(nl),1,MSVCRT_stdout) == 1 ? 0 : MSVCRT_EOF;
+    ret = MSVCRT_fputws(s, MSVCRT_stdout);
+    if(ret >= 0)
+        ret = MSVCRT__fputwc_nolock('\n', MSVCRT_stdout);
     MSVCRT__unlock_file(MSVCRT_stdout);
-    return ret;
+    return ret >= 0 ? 0 : MSVCRT_WEOF;
 }
 
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