[cfe-commits] [Review request][PR7955] Fix wint_t stuff on stddef.h or cygming

[Douglas Gregor]

On Oct 13, 2010, at 6:15 PM, NAKAMURA Takumi wrote:

> I had missed __WINT_TYPE__ is predefined also on cygming.
> 
> An alternative patch is attached.
> 
>> wint_t should be defined whenever <stddef.h> is included with __need_wint_t,
>> and stddef.h should provide wint_t, on cygming.
> 
> I think it would be essential, though, I am not special of C standards.

Looks good; please go ahead and commit.

	- Doug

> ..Takumi
> 
> /* for example */
> #ifndef __WINT_TYPE__
> #error
> #endif
> 
> #include <stddef.h>
> 
> /* wint_t should not be available here */
> 
> #define __need_wint_t
> #include <stddef.h>
> 
> /* wint_t should be available here */
> wint_t *foo = (__WINT_TYPE__ *)0xDEADBEEF;
> 
> #ifdef __need_wint_t
> #error
> #endif
> 
> /* It should be able to request wint_t again */
> #define __need_wint_t
> #include <stddef.h>
> 
> 
> 
> 2010/10/11 NAKAMURA Takumi <geek4civic at gmail.com>:
>> Good midnight guys!
>> 
>> I will post patches for cygwin and mingw. I think they would be
>> essential to selfbuild clang on cygming.
>> 
>> wint_t should be defined whenever <stddef.h> is included with __need_wint_t,
>> and stddef.h should provide wint_t, on cygming.
>> 
>> 
>> ...Takumi
>> 
> <stddef_h_wint_t.diff.txt>_______________________________________________
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