Re: security_context_t marked as deprecated in libselinux 3.1

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: security_context_t marked as deprecated in libselinux 3.1
Date: 2020-08-13 02:50:21
Message-ID: 393637.1597287021@sss.pgh.pa.us
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Michael Paquier <michael(at)paquier(dot)xyz> writes:
> Per the following commit in upstream SELinux, security_context_t has
> been marked as deprecated, generating complains with
> -Wdeprecated-declarations:
> https://github.com/SELinuxProject/selinux/commit/7a124ca2758136f49cc38efc26fb1a2d385ecfd9

Huh. Apparently it's been considered legacy for a good while, too.

> This can be seen with Debian GID when building contrib/selinux/, as it
> we have libselinux 3.1 there. Per the upstream repo,
> security_context_t maps to char * in include/selinux/selinux.h, so we
> can get rid easily of the warnings with the attached that replaces
> the references to security_context_t.

Ummm ... aren't you going to get some cast-away-const warnings now?
Or are all of the called functions declared as taking "const char *"
not just "char *"?

regards, tom lane

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