[CRT] Add wcrtomb (from wine)

dll/win32/msvcrt/msvcrt.spec

@@ -1518,7 +1518,7 @@
 @ stub -version=0x600+ vswprintf_s
 @ cdecl vwprintf(wstr ptr)
 @ stub -version=0x600+ vwprintf_s
-@ stub -version=0x600+ wcrtomb
+@ cdecl -version=0x600+ wcrtomb(ptr long ptr)
 @ stub -version=0x600+ wcrtomb_s
 @ cdecl wcscat(wstr wstr)
 @ cdecl -version=0x600+ wcscat_s(wstr long wstr)

sdk/lib/crt/msvcrtex.cmake

@@ -15,6 +15,7 @@ if(DLL_EXPORT_VERSION LESS 0x600)
         misc/dbgrpt.cpp
         stdlib/_invalid_parameter.c
         stdlib/rand_s.c
+        wstring/wcrtomb.c
     )
 endif()
 

sdk/lib/crt/wstring/wcrtomb.c

@@ -0,0 +1,32 @@
+/*
+ * msvcrt.dll mbcs functions
+ *
+ * Copyright 1999 Alexandre Julliard
+ * Copyright 2000 Jon Griffths
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <precomp.h>
+
+/*********************************************************************
+ *              wcrtomb (MSVCRT.@)
+ */
+size_t CDECL wcrtomb( char *dst, wchar_t ch, mbstate_t *s)
+{
+    if(s)
+        *s = 0;
+    return wctomb(dst, ch);
+}

sdk/lib/crt/wstring/wstring.cmake

@@ -11,6 +11,7 @@ list(APPEND LIBCNTPR_WSTRING_SOURCE
 
 list(APPEND CRT_WSTRING_SOURCE
     ${LIBCNTPR_WSTRING_SOURCE}
+    wstring/wcrtomb.c
     wstring/wcscoll.c
     wstring/wcstok.c
     wstring/wcsxfrm.c