From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 18293 invoked from network); 9 Aug 2021 20:17:47 -0000 Received: from zero.zsh.org (2a02:898:31:0:48:4558:7a:7368) by inbox.vuxu.org with ESMTPUTF8; 9 Aug 2021 20:17:47 -0000 ARC-Seal: i=1; cv=none; a=rsa-sha256; d=zsh.org; s=rsa-20210803; t=1628540267; b=hFy57jRWxIpRLtHNCVeVSLoBwBKtrIyvjm6Ysqyje4l0gQxLAZut83CYdx1l8vCwwj5l/fBm+o ZP9sRSTw8KCozcOFXHjwHslVFLpn5h2cWY9KoNdDfBcu/SwgeLOO5qKJsFyauDNguGPf/ayuac ZtuuAr0kwMnGxEoKkBm9uUAScAKGXnH1PZtHutm+yvnj0SEH3Z98hhLmZR3RFuAUGUhFCgkGqq 4oBFuo3P3ZiEBxyONdRcq7Hlo1sgNGMz6ldvXrA1rf3vvANA/OsSThlW3JtmBiOh60vVJpgS3L oU1mVsxPoBTpBkgokt0WT0dbklRxGq7nzM1YmgoQC0fA4A==; ARC-Authentication-Results: i=1; zsh.org; iprev=pass (a.mx.sigpipe.cz) smtp.remote-ip=37.221.242.114; dmarc=none header.from=sigpipe.cz; arc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed; d=zsh.org; s=rsa-20210803; t=1628540267; bh=uDCmeKKCvyTbxbQgMLLnHe57eNgOKcnvO0wcshWPurA=; h=List-Archive:List-Owner:List-Post:List-Unsubscribe:List-Subscribe:List-Help: List-Id:Sender:Content-Type:MIME-Version:Message-ID:Subject:To:From:Date: DKIM-Signature; b=eLm7mKgAe02VNyKG98CratHSLHXrhYULj1D4vj1elonkUE3c56P6K4BZNJGIYEz4lkhzXa5swq GPHaXj3DHNByTCB5y/47lh2Fgo+qKOduRMHTidYU/hO3ZXGX6fQUW/lgrN2dAxSW+5A4UyasRe kGclDMe0zJGP1dzeEFjJLlEJm7xp60gpPXmycwFubWRuwVGd4GbBGLqhL7EFaIJ2z0oMzwuckZ avAN5S0oapO9SXkagu5/JU97dPTBumlUakc9kj/w/O9fl2uSvFCYTbqAoGsl/6FwG0KbW5BdP0 jCWbQNMGvdj2/BfAvf3ZQU3EGn8VVha53khiBfgA7ADPHA==; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=zsh.org; s=rsa-20210803; h=List-Archive:List-Owner:List-Post:List-Unsubscribe: List-Subscribe:List-Help:List-Id:Sender:Content-Type:MIME-Version:Message-ID: Subject:To:From:Date:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References; bh=wm+gTMevhGS8XvHwkg7XfW0keEmOxq4BQWzKuPIG3Sc=; b=qkikUokv+xD1L4XgAoNJ6F3u73 k445RsS1IExV0xXvagrneuGE7Xle7IIfAQrescF7gOIIqu51J7BYqRHzZPqrmoLEo5HLV7lEOdXEC QFVKEqwHe3UUs5t60C/RJJPH0AykurG2xDybj3rovc2LiO5DaStoGw1mMMR5L/yLqpnPpGXda6O5p z7SwHJXCog7n2kl4/JihJpSfz1xBhizIgS9pCBeMNRJk0hzQBS6/Ad7G4c2XSqyz3ljQIkuZ7/qoJ yOAgrrLQIanDp7EhT7IyUD1Rb0YL7hY7LiMuvcoVz2nlb0McTVMttXUh2MTcVSgTBP/5MWcogPubg wRNnzJwg==; Received: from authenticated user by zero.zsh.org with local id 1mDBiS-000PNQ-Va; Mon, 09 Aug 2021 20:17:45 +0000 Authentication-Results: zsh.org; iprev=pass (a.mx.sigpipe.cz) smtp.remote-ip=37.221.242.114; dmarc=none header.from=sigpipe.cz; arc=none Received: from a.mx.sigpipe.cz ([37.221.242.114]:3102) by zero.zsh.org with esmtps (TLS1.3:TLS_AES_256_GCM_SHA384:256) id 1mDBgQ-000Nja-Ut; Mon, 09 Aug 2021 20:15:47 +0000 Received: by a.mx.sigpipe.cz (Postfix, from userid 1001) id CCFCE155866517; Mon, 9 Aug 2021 22:15:34 +0200 (CEST) Date: Mon, 9 Aug 2021 22:15:34 +0200 From: Roman Neuhauser To: zsh-users@zsh.org Subject: chpwd, precmd hooks have "zsh" in $0 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Seq: 26882 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: as the subject says, at least the chpwd and precmd hooks have the shell's argv[0] in $0. seen in both zsh-5.8-0-g77d203f and zsh-5.8-462-g765bc14. put the reproducer below in argzero.zsh and source it into a fresh shell (zsh -f). start the shell using its absolute path, that's what you'll see. % /usr/local/bin/zsh -f % . ./argzero.zsh ZSH_PATCHLEVEL: zsh-5.8-462-g765bc14 top: nofunctionargzero off top: posixargzero off precmd output should be below this message. 'cd .' will utilize all three hooks. precmd: nofunctionargzero off precmd: posixargzero off precmd: /usr/local/bin/zsh <------ % cd . preexec: nofunctionargzero off preexec: posixargzero off preexec: preexec <------ chpwd: nofunctionargzero off chpwd: posixargzero off chpwd: /usr/local/bin/zsh <------ precmd: nofunctionargzero off precmd: posixargzero off precmd: /usr/local/bin/zsh <------ argzero.zsh: print ZSH_PATCHLEVEL: $ZSH_PATCHLEVEL set -o > >(sed -n "/argzero/s/^/top: /p") function chpwd { set -o > >(sed -n "/argzero/s/^/chpwd: /p") print chpwd: "$0" '<------' } function precmd { set -o > >(sed -n "/argzero/s/^/precmd: /p") print precmd: "$0" '<------' } function preexec { set -o > >(sed -n "/argzero/s/^/preexec: /p") print preexec: "$0" '<------' } cat <