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Fri, 16 Oct 2020 07:11:21 -0700 (PDT) MIME-Version: 1.0 References: <58433fbc-e91c-4ed5-8f36-104a1b6a1ee9@www.fastmail.com> In-Reply-To: <58433fbc-e91c-4ed5-8f36-104a1b6a1ee9@www.fastmail.com> From: Norbert Lange Date: Fri, 16 Oct 2020 16:11:10 +0200 Message-ID: Subject: Re: Bug/Request: _umountable should not depend on /etc/mtab To: Daniel Shahaf Cc: zsh-users@zsh.org Content-Type: text/plain; charset="UTF-8" X-Seq: 26104 Archived-At: X-Loop: zsh-users@zsh.org Errors-To: zsh-users-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-users-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: Archived-At: Am Fr., 16. Okt. 2020 um 15:35 Uhr schrieb Daniel Shahaf : > > Norbert Lange wrote on Fri, 16 Oct 2020 10:14 +00:00: > > Hello, > > > > On Linux, /etc/mtab is ancient history, please use /proc/self/mounts. > > Atleast the _unmountable function is affected. > > (its easy to add an compatibility symlink, but this should not be necessary) > > Can we just s#/etc/mtab#/proc/self/mounts#g? I.e., what Linux systems > _don't_ have /proc/self/mounts? (New systems with custom kernel > configs? Old systems? _How_ old?) > > Failing that, the code will have to use /proc/self/mounts if it exists > and /etc/mtab otherwise. Hi, /proc/self/mounts has been available since Linux 2.4.19, released in 2002. Given how likely that is to run on current hardware I'd say, just sed away. /proc/self/mounts is itself superseded by /proc/self/mountinfo, which contains more info but has a different format. https://man7.org/linux/man-pages/man5/proc.5.html Norbert