From: orc <orc@sibserver.ru>
To: musl@lists.openwall.com
Subject: Re: Priorities for next release?
Date: Sun, 12 Aug 2012 02:47:16 +0800 [thread overview]
Message-ID: <20120812024716.47125694@sibserver.ru> (raw)
In-Reply-To: <CAPLrYERUnznyH7B5Q6Sn=_o1b=D+QnM2ge5TZutG06kREnGaPA@mail.gmail.com>
On Sat, 11 Aug 2012 20:41:57 +0200
Daniel Cegiełka <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 = basename(argv[0]) with global char *progname ?
>
> Usually it looks like this:
>
> extern char *__progname;
>
> 'extern' means __progname must be available to external objects, so in
> code with main():
>
> #include <stdio.h>
>
> char *__progname;
>
> int main(int argc, char *argv[])
> {
> __progname = argv[0];
> printf("%s\n", __progname);
> return 0;
> }
>
> what you think? It works for me... so why basename(argv[0])?
>
> Daniel
basename() is for stripping path objects, for example, when you run
prog via full path, /bin/true, basename("/bin/true") = "true"
See man 3 basename
next prev parent reply other threads:[~2012-08-11 18:47 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-10 19:12 Rich Felker
2012-08-10 19:23 ` Nathan McSween
2012-08-10 19:39 ` Unit/regression testing (was Re: [musl] Priorities for next release?) Rich Felker
2012-08-10 22:03 ` Priorities for next release? Luca Barbato
2012-08-11 0:05 ` Rich Felker
2012-08-11 0:54 ` Luca Barbato
2012-08-11 1:07 ` Rich Felker
2012-08-11 2:21 ` idunham
2012-08-11 2:36 ` Rich Felker
2012-08-11 12:21 ` Daniel Cegiełka
2012-08-11 12:27 ` Rich Felker
2012-08-11 12:35 ` Daniel Cegiełka
2012-08-11 16:09 ` Rich Felker
2012-08-11 16:35 ` Daniel Cegiełka
2012-08-11 16:50 ` Rich Felker
2012-08-11 17:55 ` orc
2012-08-11 18:41 ` Daniel Cegiełka
2012-08-11 18:47 ` orc [this message]
2012-08-11 19:05 ` Daniel Cegiełka
2012-08-11 19:28 ` Rich Felker
2012-08-11 19:56 ` Rich Felker
2012-08-11 20:26 ` Daniel Cegiełka
2012-08-11 20:51 ` Rich Felker
2012-08-11 20:56 ` Rich Felker
2012-08-11 21:22 ` Rich Felker
2012-08-12 12:52 ` Daniel Cegiełka
2012-08-11 22:25 ` Rich Felker
2012-08-12 12:40 ` Szabolcs Nagy
2012-08-13 8:40 ` Luca Barbato
2012-08-13 13:41 ` Rich Felker
2012-08-13 15:49 ` Szabolcs Nagy
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