[PATCH v2 3/4] include: _TEXT(...) should obey _UNICODE to match _TCHAR.

[Kevin Puetz]

This is, at least pedanticly, independent of the similar macro UNICODE
which controls <windef.h>, e.g. TEXT(), TCHAR, WINELIB_NAME_AW.
So _T(...) and _TEXT(...) can't reuse the implementation of TEXT(...).

Signed-off-by: Kevin Puetz <PuetzKevinA at JohnDeere.com>
---

https://devblogs.microsoft.com/oldnewthing/20040212-00/?p=40643
---
 include/tchar.h | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/include/tchar.h b/include/tchar.h
index 5eb8972563..3f6db726af 100644
--- a/include/tchar.h
+++ b/include/tchar.h
@@ -231,10 +231,6 @@ extern "C" {
 
 #endif /* tchar mappings */
 
-#define __T(x) __TEXT(x)
-#define _T(x) __T(x)
-#define _TEXT(x) __T(x)
-
 #ifdef _UNICODE
 #if !defined(_WINT_T_DEFINED) && !defined(__WINT_TYPE__)
 typedef unsigned short wint_t;
@@ -247,14 +243,18 @@ typedef unsigned short wctype_t;
 
 #ifndef __TCHAR_DEFINED
 #if defined(WINE_UNICODE_NATIVE)
+#define __T(x) L##x
 typedef wchar_t       _TCHAR;
-#elif __cpp_unicode_literals >= 200710
+#else
+#define __T(x) u##x
+#if __cpp_unicode_literals >= 200710
 typedef char16_t      _TCHAR;
 #elif defined(__CHAR16_TYPE__)
 typedef __CHAR16_TYPE__ _TCHAR;
 #else
 typedef unsigned short _TCHAR;
 #endif
+#endif
 typedef _TCHAR        _TUCHAR;
 typedef _TCHAR        _TSCHAR;
 typedef _TCHAR        _TXCHAR;
@@ -263,6 +263,7 @@ typedef _TCHAR        _TINT;
 #endif
 
 #else /* _UNICODE */
+#define __T(x) x
 #ifndef __TCHAR_DEFINED
 typedef char          _TCHAR;
 typedef unsigned char _TUCHAR;
@@ -277,6 +278,9 @@ typedef unsigned int  _TINT;
 #endif
 #endif
 
+#define _T(x)    __T(x)
+#define _TEXT(x) __T(x)
+
 #ifndef _TCHAR_DEFINED
 typedef _TCHAR        TCHAR, *PTCHAR;
 #define _TCHAR_DEFINED