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Tue, 31 Aug 2021 12:16:46 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Bart Schaefer Date: Tue, 31 Aug 2021 12:16:35 -0700 Message-ID: Subject: Re: autoload variables To: Roman Perepelitsa Cc: Anthony Fletcher , Zsh Users Content-Type: text/plain; charset="UTF-8" X-Seq: 27030 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: On Tue, Aug 31, 2021 at 11:12 AM Roman Perepelitsa wrote: > > That export and conditional assignment don't do anything because they > are within a subshell. Anything you export there gets wiped out So an alternative would be upif () { export UPIF=${UPIF:=$(ip r | ....) }} upif && tcpdump -i $UPIF .......