From: <rsbecker@nexbridge.com>
To: "'Alejandro Colomar \(man-pages\)'" <alx.manpages@gmail.com>,
"'Libc-alpha'" <libc-alpha@sourceware.org>,
"'linux-man'" <linux-man@vger.kernel.org>
Cc: <git@vger.kernel.org>, <tech@openbsd.org>
Subject: RE: Is getpass(3) really obsolete?
Date: Fri, 29 Oct 2021 08:10:41 -0400 [thread overview]
Message-ID: <00d501d7ccbe$0169c340$043d49c0$@nexbridge.com> (raw)
In-Reply-To: <73ac38a2-c287-4cc1-4e9c-0f9766ac4c0c@gmail.com>
On October 29, 2021 7:29 AM, Alejandro Colomar wrote:
> On 10/29/21 13:15, Alejandro Colomar wrote:
> > Hi,
> >
> > As the manual pages says, SUSv2 marked it as LEGACY, and POSIX doesn't
> > have it at all. The manual page goes further and says "This function
> > is obsolete. Do not use it." in its first lines.
> >
> > But, glibc doesn't seem to have deprecated this function at all. And
> > it seems to be the most portable way to get a password, even if it's
> > not in POSIX.
> >
> > BSDs have readpassphrase(3), but glibc doesn't, so unless you
> > recommend
>
> OpenBSD also marks getpass(3) as obsolete and recommends
> readpassphrase(3):
> <https://man.openbsd.org/getpass>
>
> > using readpassphrase(3) from libbsd, or plan to add it to glibc, I
> > think
> > getpass(3) should be the recommended function in Linux, and therefore
> > we should remove the hard words against it.
> >
> > As a real example, git(1) uses getpass(3).
> > <https://github.com/git/git/blob/master/compat/terminal.c>
> >
> > What are your thoughts?
getpass() is obsolete in POSIX.2. However, some platforms still are on POSIX.1, so replacing it instead of providing a configure detection/switch for it might cause issues.
-Randall
next prev parent reply other threads:[~2021-10-29 12:11 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-29 11:15 Alejandro Colomar
2021-10-29 11:28 ` Alejandro Colomar (man-pages)
2021-10-29 11:40 ` Ævar Arnfjörð Bjarmason
2021-10-29 12:11 ` Alejandro Colomar (man-pages)
2021-10-29 16:31 ` Joseph Myers
2021-10-30 12:24 ` Alejandro Colomar (man-pages)
2021-11-01 21:31 ` Joseph Myers
2021-10-29 12:10 ` rsbecker [this message]
2021-10-29 13:55 ` Eugene Syromyatnikov
2021-10-29 13:55 ` Theo de Raadt
2021-10-29 14:18 ` rsbecker
2021-10-29 14:21 ` Theo de Raadt
2021-10-29 14:33 ` rsbecker
2021-10-29 14:44 ` Alejandro Colomar (man-pages)
2021-10-29 15:00 ` rsbecker
2021-10-29 14:53 ` Zack Weinberg
2022-09-27 19:19 ` readpassphrase(3) in glibc, and agetpass() (Was: Is getpass(3) really obsolete?) Alejandro Colomar
2022-09-27 19:33 ` Alex Colomar
2022-09-27 20:30 ` Sam James
2022-09-27 21:00 ` Zack Weinberg
2022-09-27 22:41 ` Alejandro Colomar
2022-09-27 20:52 ` readpassphrase(3) in glibc, and agetpass() Junio C Hamano
2021-10-29 15:27 ` [PATCH] getpass.3: SYNOPSIS: Mark getpass() as [[deprecated]] Alejandro Colomar
2021-10-29 20:27 ` Is getpass(3) really obsolete? Jeff King
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