Remove writable-strings support.

include/winnt.h

@@ -337,49 +337,11 @@ typedef const WCHAR    *PCWSTR,     *LPCWSTR;
  * macro which only exists in the user's code.
  */
 #ifndef __WINESRC__
-# ifdef WINE_UNICODE_REWRITE
-
-/* Use this if your compiler does not provide a 16bit wchar_t type.
- * Note that you will need to specify -fwritable-strings or an option
- * to this effect.
- * In C++ both WINE_UNICODE_TEXT('c') and WINE_UNICODE_TEXT("str") are
- * supported, but only the string form can be supported in C.
- */
-EXTERN_C unsigned short* wine_rewrite_s4tos2(const wchar_t* str4);
-#  ifdef __cplusplus
-inline WCHAR* wine_unicode_text(const wchar_t* str4)
-{
-  return (WCHAR*)wine_rewrite_s4tos2(str4);
-}
-inline WCHAR wine_unicode_text(wchar_t chr4)
-{
-  return (WCHAR)chr4;
-}
-#   define WINE_UNICODE_TEXT(x)       wine_unicode_text(L##x)
-#  else  /* __cplusplus */
-#   define WINE_UNICODE_TEXT(x)       ((WCHAR*)wine_rewrite_s4tos2(L##x))
-#  endif  /* __cplusplus */
-
-# else  /* WINE_UNICODE_REWRITE */
-
-/* Define WINE_UNICODE_NATIVE if:
- * - your compiler provides a 16bit wchar_t type, e.g. gcc >= 2.96 with
- *   -fshort-wchar option
- * - or if you decide to use the native 32bit Unix wchar_t type. Be aware
- *   though that the Wine APIs only support 16bit WCHAR characters for
- *   binary compatibility reasons.
- * - or define nothing at all if you don't use Unicode, and blissfully
- *   ignore the issue :-)
- */
-#  define WINE_UNICODE_TEXT(string)   L##string
-
-# endif  /* WINE_UNICODE_REWRITE */
-
 # ifdef UNICODE
 typedef WCHAR           TCHAR,      *PTCHAR;
 typedef LPWSTR          PTSTR,       LPTSTR;
 typedef LPCWSTR         PCTSTR,      LPCTSTR;
-#  define __TEXT(string) WINE_UNICODE_TEXT(string)
+#  define __TEXT(string) L##string
 # else  /* UNICODE */
 typedef CHAR            TCHAR,      *PTCHAR;
 typedef LPSTR           PTSTR,       LPTSTR;

library/port.c

@@ -588,37 +588,6 @@ int wine_dlclose( void *handle, char *error, int errorsize )
 #endif
 }
 
-/***********************************************************************
- *		wine_rewrite_s4tos2
- *
- * Convert 4 byte Unicode strings to 2 byte Unicode strings in-place.
- * This is only practical if literal strings are writable.
- */
-unsigned short* wine_rewrite_s4tos2(const wchar_t* str4 )
-{
-    unsigned short *str2,*s2;
-
-    if (str4==NULL)
-      return NULL;
-
-    if ((*str4 & 0xffff0000) != 0) {
-        /* This string has already been converted. Return it as is */
-        return (unsigned short*)str4;
-    }
-
-    /* Note that we can also end up here if the string has a single
-     * character. In such a case we will convert the string over and
-     * over again. But this is harmless.
-     */
-    str2=s2=(unsigned short*)str4;
-    do {
-        *s2=(unsigned short)*str4;
-	s2++;
-    } while (*str4++ != L'\0');
-
-    return str2;
-}
-
 #ifndef HAVE_ECVT
 /***********************************************************************
  *		ecvt