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Re: Puzzling "implicit declaration" Warning

From Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups comp.lang.c
Subject Re: Puzzling "implicit declaration" Warning
Date 2020-02-08 14:37 -0800
Organization None to speak of
Message-ID <875zgg1z9e.fsf@nosuchdomain.example.com> (permalink)
References (1 earlier) <slrnr3q9cl.km3.grahn+nntp@frailea.sa.invalid> <87imki1zae.fsf@nosuchdomain.example.com> <je6dnV3GxLq0GKPDnZ2dnUU7_8zNnZ2d@giganews.com> <87eev5mdz0.fsf@bsb.me.uk> <r1mn5i$1bir$1@gioia.aioe.org>

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Manfred <noname@invalid.add> writes:
[...]
> From the cygwin homepage:
>
> <quote>
> Cygwin is:
>
>     a large collection of GNU and Open Source tools which provide
> functionality similar to a Linux distribution on Windows.
>     ...
> </quote>
>
> I'm no expert with cygwin, but since they say it is a /port/ of GNU
> software for Windows, I believe the GNU (I'd say glibc in this case)
> documentation applies, without the need for them to re-publish it.

Cygwin uses newlib, not glibc.  newlib happens to provide its own
implementations of some (all? I haven't checked) GNU-specific library
functions.

Yes, its documentation should mention -D_GNU_SOURCE.  I've just
suggested that to the Cygwin project.

-- 
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
Working, but not speaking, for Philips Healthcare
void Void(void) { Void(); } /* The recursive call of the void */

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Thread

Puzzling "implicit declaration" Warning Robbie Hatley <see.my.signature@for.my.contact.info> - 2020-02-06 23:57 -0800
  Re: Puzzling "implicit declaration" Warning Jorgen Grahn <grahn+nntp@snipabacken.se> - 2020-02-07 08:53 +0000
    Re: Puzzling "implicit declaration" Warning Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-02-07 02:12 -0800
      Re: Puzzling "implicit declaration" Warning Robbie Hatley <see.my.signature@for.my.contact.info> - 2020-02-08 01:53 -0800
        Re: Puzzling "implicit declaration" Warning Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-02-08 12:59 +0000
          Re: Puzzling "implicit declaration" Warning Manfred <noname@invalid.add> - 2020-02-08 17:21 +0100
            Re: Puzzling "implicit declaration" Warning Manfred <noname@invalid.add> - 2020-02-08 17:34 +0100
            Re: Puzzling "implicit declaration" Warning Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-02-08 14:37 -0800
        Re: Puzzling "implicit declaration" Warning scott@slp53.sl.home (Scott Lurndal) - 2020-02-08 18:39 +0000
    Re: Puzzling "implicit declaration" Warning Robbie Hatley <see.my.signature@for.my.contact.info> - 2020-02-08 01:15 -0800
      Re: Puzzling "implicit declaration" Warning chad <cdalten@gmail.com> - 2020-02-08 05:05 -0800
      Re: Puzzling "implicit declaration" Warning Bart <bc@freeuk.com> - 2020-02-08 14:05 +0000
      Re: Puzzling "implicit declaration" Warning Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-02-08 14:35 -0800
        Re: Puzzling "implicit declaration" Warning Bart <bc@freeuk.com> - 2020-02-08 22:39 +0000
          Re: Puzzling "implicit declaration" Warning Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-02-08 15:30 -0800
          Re: Puzzling "implicit declaration" Warning David Brown <david.brown@hesbynett.no> - 2020-02-09 12:24 +0100
        Re: Puzzling "implicit declaration" Warning Robbie Hatley <see.my.signature@for.my.contact.info> - 2020-02-09 23:42 -0800
          Re: Puzzling "implicit declaration" Warning chad <cdalten@gmail.com> - 2020-02-10 05:34 -0800
          Re: Puzzling "implicit declaration" Warning Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-02-10 16:12 +0000
          Re: Puzzling "implicit declaration" Warning Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-02-10 11:14 -0800
            Re: Puzzling "implicit declaration" Warning Jorgen Grahn <grahn+nntp@snipabacken.se> - 2020-02-11 07:06 +0000
            Re: puzzling enragement by innocuous variable names Robbie Hatley <see.my.signature@for.my.contact.info> - 2020-09-10 19:47 -0700
              Re: puzzling enragement by innocuous variable names Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2020-09-10 20:28 -0700
              Re: puzzling enragement by innocuous variable names Peter 'Shaggy' Haywood <phaywood@alphalink.com.au> - 2020-09-13 14:57 +1000
                Re: puzzling enragement by innocuous variable names gazelle@shell.xmission.com (Kenny McCormack) - 2020-09-15 17:58 +0000
              Re: puzzling enragement by innocuous variable names Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2020-09-14 09:38 -0600
          Re: Puzzling "implicit declaration" Warning James Kuyper <jameskuyper@alumni.caltech.edu> - 2020-02-11 00:21 -0500
  Re: Puzzling "implicit declaration" Warning Les Cargill <lcargill99@comcast.com> - 2020-02-08 17:00 -0600
    Re: Puzzling "implicit declaration" Warning Robbie Hatley <see.my.signature@for.my.contact.info> - 2020-02-09 22:50 -0800
      Re: Puzzling "implicit declaration" Warning Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-02-10 16:00 +0000
        Re: Puzzling "implicit declaration" Warning scott@slp53.sl.home (Scott Lurndal) - 2020-02-10 16:28 +0000
          Re: Puzzling "implicit declaration" Warning Ben Bacarisse <ben.usenet@bsb.me.uk> - 2020-02-10 16:42 +0000

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