cygwin-1.7.28 getpwent header declaration changes ?
Corinna Vinschen
corinna-cygwin@cygwin.com
Sun Feb 9 20:20:00 GMT 2014
On Feb 9 20:50, Marco Atzeri wrote:
>
>
> On 06/02/2014 10:01, Corinna Vinschen wrote:
> >On Feb 6 08:29, Marco Atzeri wrote:
> >>on cygwin-1.7.28 64 bit but not on cygwin-1.7.27,
> >>(only system difference) compiling octave I see:
> >>
> >>----------------------------------------------------------------
> >>/pub/devel/octave/octave-3.8.0-2/src/octave-3.8.0/liboctave/system/oct-passwd.cc
> >>:114:25: error: '::getpwent' has not been declared
> >> return octave_passwd (::getpwent (), msg);
> >> ^
> >>[...]
> >>Is something slightly changed in the relative system headers ?
> >
> >I don't know anything about octave, but what has changed is that newlib
> >is finally introducing BSD-like visibility macros. The pwd.h header now
> >contains this:
> >
> > #if __XSI_VISIBLE >= 500
> > struct passwd *getpwent (void);
> > void setpwent (void);
> > void endpwent (void);
> > #endif
> >
> >The default settings per the sys/cdefs.h header are:
> >
> > #define __POSIX_VISIBLE 200809
> > #define __XSI_VISIBLE 700
> > #define __BSD_VISIBLE 1
> > #define __ISO_C_VISIBLE 2011
> >
> >unless your environment defines one of
> >
> > _XOPEN_SOURCE
> > _POSIX_C_SOURCE
> > _ANSI_SOURCE
> > _C99_SOURCE
> > _C11_SOURCE
> > _GNU_SOURCE
> >
> >Have a look at the end of /usr/include/sys/cdefs.h, it explains things.
> >
> >
> >Corinna
> >
>
> probably I am missing something obvious, but should not
>
> /usr/include/sys/cdefs.h
>
> be included in some way in
> /usr/include/pwd.h
>
> to make working the
>
> #if __XSI_VISIBLE >= 500
> struct passwd *getpwent (void);
> void setpwent (void);
> void endpwent (void);
> #endif
>
> ?
You are oh so right. I'm just uploading a new cygwin-1.7.18-2
package which fixes this and the sys/file.h bug.
HTH,
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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