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Wed, 05 Oct 2022 17:44:00 -0700 (PDT) From: Maxim Cournoyer To: Olivier Dion Cc: Olivier Dion via , jordi Subject: Re: bash scripts in Guix question References: <871qrnk61s.fsf@laura> <871qrnj5wu.fsf@gmail.com> <877d1eapma.fsf@laura> Date: Wed, 05 Oct 2022 20:43:58 -0400 In-Reply-To: <877d1eapma.fsf@laura> (Olivier Dion's message of "Tue, 04 Oct 2022 23:58:05 -0400") Message-ID: <87tu4hixwx.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=2607:f8b0:4864:20::f2b; envelope-from=maxim.cournoyer@gmail.com; helo=mail-qv1-xf2b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: "Help-Guix" X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; 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aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=G8cjRyX3; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "help-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="help-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -3.86 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=G8cjRyX3; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "help-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="help-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: A096D3D64D X-Spam-Score: -3.86 X-Migadu-Scanner: scn1.migadu.com X-TUID: wpbuHbtIljOj Hi, Olivier Dion writes: [...] >> I prefer the "#!/usr/bin/env bash" shebang; /usr/bin/env is available on >> FHS distribution, and on Guix System, for convenience. You can use if >> for any interpreted script, such as Guile, Python, Perl, etc. > > Only if coreutils is in the profile that would work yes. coreutils doesn't need to be in the profile since /usr/bin/env is linked to (file-append coreutils "bin/env"); see in the value of %base-services in (gnu services base), which contains: --8<---------------cut here---------------start------------->8--- (service special-files-service-type `(("/bin/sh" ,(file-append bash "/bin/sh")) ("/usr/bin/env" ,(file-append coreutils "/bin/env")))) --8<---------------cut here---------------end--------------->8--- 'env' looks up the command passed to it from PATH, but that's usually satisfied if you were going to use a FHS location anyway such as "/bin/bash". -- Thanks, Maxim