Re: [PATCH] emulate dirfd when necessary

[Mike Frysinger <vapier@xxxxxxxxxx>]

On Thursday, January 20, 2011 18:45:28 Karel Zak wrote:
> On Tue, Jan 18, 2011 at 05:47:01PM +0100, Fabian Groffen wrote:
> > +have_dirfd=
> > +AC_MSG_CHECKING([for dirfd])
> > +AC_LINK_IFELSE([AC_LANG_PROGRAM([[
> > +#include <dirent.h>
> > +]],[[
> > +	DIR *dir = 0;
> > +	if (dirfd(dir)) ;
> > +]])], [have_dirfd=yes], [have_dirfd=no])
> > +AC_MSG_RESULT([$have_dirfd])
> 
>  What about:
> 
>  AC_CHECK_FUNCS(dirfd)
>  AC_CHECK_DECLS([dirfd], , ,
>          [#include <sys/types.h>
>           #include <dirent.h>])

i think macros would confuse these checks ?
-mike

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