Re: Problem with gl_REGEX and C++

[Paolo Bonzini]

Albert Chin wrote:
> gl_REGEX from m4/regex.m4 cannot be reliably tested under C++. The
> problem is:
>             static struct re_pattern_buffer regex;
>             unsigned char folded_chars[UCHAR_MAX + 1];
>             ...
>             regex.translate = folded_chars;
> 
> If the `translate' member is char * on some platforms, this test will
> fail.
> 
> On RHEL4, g++ returns:
>   error: invalid conversion from `unsigned char*' to `char*'
> because the `translate' member is char *. RHEL5 work fine as the
> `translate' member is unsigned char *.

Just as an advance warning, don't try getting this in glibc. :-)

Paolo