From e667c2090d83a267d1bba7c28650dd8fc75ae826 Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@operamail.com>
Date: Mon, 31 Aug 2015 02:52:08 +0200
Subject: wint_t and wchar_t are not portable, additionally they are not
 guaranteed to be defined as expected and thus should not be used
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Signed-off-by: Mattias Andrée <maandree@operamail.com>
---
 include/bits/types.h | 21 +++++++++++++--------
 include/stdint.h     | 10 ++++++----
 2 files changed, 19 insertions(+), 12 deletions(-)

diff --git a/include/bits/types.h b/include/bits/types.h
index ef64df2..58c6064 100644
--- a/include/bits/types.h
+++ b/include/bits/types.h
@@ -19,6 +19,7 @@
  * headers to be able to define types by including this
  * header without the need of keeping in mind which
  * order headers are included. */
+#include <slibc/features.h>
 
 
 #include <bits/intconf.h>
@@ -53,6 +54,7 @@ typedef unsigned long int uptrdiff_t;
 #endif
 
 
+#ifndef _PORTABLE_SOURCE
 /**
  * Integer type which can represent any character.
  * May not be greater than the with of type long.
@@ -69,11 +71,12 @@ typedef unsigned long int uptrdiff_t;
  * libc implementation, the version of the libc implementation,
  * and the microarchitecture.
  */
-#if defined(__NEED_wchar_t) && !defined(__DEFINED_wchar_t)
-# define __DEFINED_wchar_t
-typedef long int wchar_t;
-# define  __WCHAR_MAX  INTPTR_MAX
-#endif
+# if defined(__NEED_wchar_t) && !defined(__DEFINED_wchar_t)
+#  define __DEFINED_wchar_t
+typedef long int wchar_t
+  __warning("'wchar_t' is not guaranteed to be defined as expected, use 'int32_t'.");
+#  define  __WCHAR_MAX  INTPTR_MAX
+# endif
 
 
 /**
@@ -84,9 +87,11 @@ typedef long int wchar_t;
  * libc implementation, the version of the libc implementation,
  * and the microarchitecture.
  */
-#if defined(__NEED_wint_t) && !defined(__DEFINED_wint_t)
-# define __DEFINED_wint_t
-typedef wchar_t wint_t;
+# if defined(__NEED_wint_t) && !defined(__DEFINED_wint_t)
+#  define __DEFINED_wint_t
+typedef wchar_t wint_t
+  __warning("'wint_t' is not guaranteed to be defined as expected, use 'int32_t'.");
+# endif
 #endif
 
 
diff --git a/include/stdint.h b/include/stdint.h
index 3486de3..a8cb426 100644
--- a/include/stdint.h
+++ b/include/stdint.h
@@ -376,26 +376,28 @@
 #define SSIZE_MIN  INTPTR_MIN
 
 
+#ifndef _PORTABLE_SOURCE
 /**
  * Maximum value of `wchar_t`.
  */
-#define WCHAR_MAX  __WCHAR_MAX
+# define WCHAR_MAX  __WCHAR_MAX
 
 /**
  * Minimum value of `wchar_t`.
  */
-#define WCHAR_MIN  (__MAX_TO_MIN(WCHAR_MAX))
+# define WCHAR_MIN  (__MAX_TO_MIN(WCHAR_MAX))
 
 
 /**
  * Maximum value of `wint_t`.
  */
-#define WINT_MAX  WCHAR_MAX
+# define WINT_MAX  WCHAR_MAX
 
 /**
  * Minimum value of `wint_t`.
  */
-#define WINT_MIN  WCHAR_MIN
+# define WINT_MIN  WCHAR_MIN
+#endif
 
 
 /**
-- 
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