From mboxrd@z Thu Jan  1 00:00:00 1970
X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/1530
Path: news.gmane.org!not-for-mail
From: orc <orc@sibserver.ru>
Newsgroups: gmane.linux.lib.musl.general
Subject: Re: Priorities for next release?
Date: Sun, 12 Aug 2012 02:47:16 +0800
Message-ID: <20120812024716.47125694@sibserver.ru>
References: <50258541.6000805@gentoo.org>
	<20120811000553.GD27715@brightrain.aerifal.cx>
	<5025AD41.3060009@gentoo.org>
	<22761.132.241.65.128.1344651681.squirrel@lavabit.com>
	<20120811023602.GF27715@brightrain.aerifal.cx>
	<CAPLrYESMsmaCE8rV6r2hNNMNPoi61ukdchJj6t5aFpXrbX3mPQ@mail.gmail.com>
	<20120811122712.GG27715@brightrain.aerifal.cx>
	<CAPLrYEQTuEcEWYVwi5z4Co2iJ1914H1HhoqX_7tEWh1T1Rim3w@mail.gmail.com>
	<20120811160950.GH27715@brightrain.aerifal.cx>
	<CAPLrYEROCkwOSkywgcWA71X=EGkyCtxF-HxBwFYFVAK3tf-Wxg@mail.gmail.com>
	<20120811165049.GI27715@brightrain.aerifal.cx>
	<20120812015536.3caa3999@sibserver.ru>
	<CAPLrYERUnznyH7B5Q6Sn=_o1b=D+QnM2ge5TZutG06kREnGaPA@mail.gmail.com>
Reply-To: musl@lists.openwall.com
NNTP-Posting-Host: plane.gmane.org
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
X-Trace: dough.gmane.org 1344710953 6114 80.91.229.3 (11 Aug 2012 18:49:13 GMT)
X-Complaints-To: usenet@dough.gmane.org
NNTP-Posting-Date: Sat, 11 Aug 2012 18:49:13 +0000 (UTC)
To: musl@lists.openwall.com
Original-X-From: musl-return-1531-gllmg-musl=m.gmane.org@lists.openwall.com Sat Aug 11 20:49:14 2012
Return-path: <musl-return-1531-gllmg-musl=m.gmane.org@lists.openwall.com>
Envelope-to: gllmg-musl@plane.gmane.org
Original-Received: from mother.openwall.net ([195.42.179.200])
	by plane.gmane.org with smtp (Exim 4.69)
	(envelope-from <musl-return-1531-gllmg-musl=m.gmane.org@lists.openwall.com>)
	id 1T0GkF-0002tq-Ek
	for gllmg-musl@plane.gmane.org; Sat, 11 Aug 2012 20:49:07 +0200
Original-Received: (qmail 20325 invoked by uid 550); 11 Aug 2012 18:49:06 -0000
Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm
Precedence: bulk
List-Post: <mailto:musl@lists.openwall.com>
List-Help: <mailto:musl-help@lists.openwall.com>
List-Unsubscribe: <mailto:musl-unsubscribe@lists.openwall.com>
List-Subscribe: <mailto:musl-subscribe@lists.openwall.com>
Original-Received: (qmail 20314 invoked from network); 11 Aug 2012 18:49:02 -0000
In-Reply-To: <CAPLrYERUnznyH7B5Q6Sn=_o1b=D+QnM2ge5TZutG06kREnGaPA@mail.gmail.com>
X-Mailer: claws-mail
Xref: news.gmane.org gmane.linux.lib.musl.general:1530
Archived-At: <http://permalink.gmane.org/gmane.linux.lib.musl.general/1530>

On Sat, 11 Aug 2012 20:41:57 +0200
Daniel Cegie=C5=82ka <daniel.cegielka@gmail.com> wrote:

> >> Couldn't this code just be fixed to add an argument to usage() and
> >> call usage(argv[0]) or even usage(basename(argv[0])) if preferred?
> >>
> >> Rich
> >
> > Or even progname =3D basename(argv[0]) with global char *progname ?
>=20
> Usually it looks like this:
>=20
> extern char *__progname;
>=20
> 'extern' means __progname must be available to external objects, so in
> code with main():
>=20
> #include <stdio.h>
>=20
> char *__progname;
>=20
> int main(int argc, char *argv[])
> {
>         __progname =3D argv[0];
>         printf("%s\n", __progname);
>         return 0;
> }
>=20
> what you think? It works for me... so why basename(argv[0])?
>=20
> Daniel

basename() is for stripping path objects, for example, when you run
prog via full path, /bin/true, basename("/bin/true") =3D "true"

See man 3 basename