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| author | Mattias Andrée <maandree@operamail.com> | 2015-08-31 02:52:08 +0200 |
|---|---|---|
| committer | Mattias Andrée <maandree@operamail.com> | 2015-08-31 02:52:51 +0200 |
| commit | e667c2090d83a267d1bba7c28650dd8fc75ae826 (patch) | |
| tree | bf9814f3be54c9c13d9e6c967b907ec1a6c404c2 /include/bits | |
| parent | wchar_t and wint_t not safe for marshalling (diff) | |
| download | slibc-e667c2090d83a267d1bba7c28650dd8fc75ae826.tar.gz slibc-e667c2090d83a267d1bba7c28650dd8fc75ae826.tar.bz2 slibc-e667c2090d83a267d1bba7c28650dd8fc75ae826.tar.xz | |
wint_t and wchar_t are not portable, additionally they are not guaranteed to be defined as expected and thus should not be used
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to '')
| -rw-r--r-- | include/bits/types.h | 21 |
1 files changed, 13 insertions, 8 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 |