[cfe-dev] [musl] Re: Is that getting wchar_t to be 32bit on win32 a good idea for compatible with Unix world by implement posix layer on win32 API?

[Joerg Schilling]

Mike Frysinger <vapier at gentoo.org> wrote:

> On 10 May 2015 20:31, ???(Yonggang Luo)  wrote:
> > For example, the open function exist both in msvcrt and posix,
> > int open(const char *path, int oflag, ...);
> > 
> > But in msvcrt, the path is ANSI encoding, and in posix, path is utf8 encoding,
>
> POSIX has no such encoding requirement on the |path| argument:
> http://pubs.opengroup.org/onlinepubs/9699919799/functions/open.html
>
> on Linux, that buffer is a standard NUL-terminated C string which is passed 
> directly to the kernel which more or less passes it directly to the fs driver.  
> how some FS drivers interpret that string depends on the FS.
> -mike

I remember that a while ago (probably around 2001), Microsoft tried to reword 
POSIX to permit 16 bit characters by default to make their interface POSIX 
compliant. This caused a long discussion that ended with the conclusion, that 
we cannot do that.

Jörg

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