[PATCH]: Don't define ctype is* and to* macro if C++

J. Johnston jjohnstn@cygnus.com
Mon Jun 11 14:54:00 GMT 2001


Danny Smith wrote:
> 
> islapha, islower, etc are  (overloaded) functions in std C++. Defining these
> functions as macros breaks C++ code that uses these functions. See for
> eaxample:
> http://sources.redhat.com/ml/cygwin/2001-06/msg00296.html .
> 
> Patch guards these macros with #ifndef __cplusplus
> 
> Danny
>

Patch checked in.

Thanks,

-- Jeff J.
 
> ChangeLog
> 
> 2001-05-06  Danny Smith  <dannysmith@users.sourceforge.net>
> 
>         * /libc/include/ctype.h (is* and to* macros): Do not define if C++.
> 
> --- ctype.h.orig        Wed Apr 25 13:02:04 2001
> +++ ctype.h     Wed Jun 06 21:11:32 2001
> @@ -38,6 +38,7 @@ int _EXFUN(_toupper, (int __c));
> 
>  extern __IMPORT _CONST char    _ctype_[];
> 
> +#ifndef __cplusplus
>  #define        isalpha(c)      ((_ctype_+1)[(unsigned)(c)]&(_U|_L))
>  #define        isupper(c)      ((_ctype_+1)[(unsigned)(c)]&_U)
>  #define        islower(c)      ((_ctype_+1)[(unsigned)(c)]&_L)
> @@ -57,6 +58,7 @@ extern        __IMPORT _CONST char    _ctype_[];
>  # define tolower(c) \
>         __extension__ ({ int __x = (c); isupper(__x) ? (__x - 'A' + 'a') : __x;})
>  #endif
> +#endif /* __cplusplus */
> 
>  #ifndef __STRICT_ANSI__
>  #define isascii(c)     ((unsigned)(c)<=0177)
> 
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