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b=WUbXdDVivSJjDYtMUC4LcsgfGkxuc6ftDxh0lmf2MMocHAUeOM6G0/BJhlKF7d8TW F53i+N06+7nXrWGE6JBLthzODBVf8JDpFpdYU5cKrYg2E5qlieGWMoxR7bF5wsX1B3 X79qmWmRBgmS4mypO9HB+TXUXSQN5S5OBLF4dkuv6nvsp3VMASU+DIXg+V5ihJlbgj zrANKVTrhfAY1sCcblrsAeM1m4i+tj4EycCzttVO0bVNhV5v4h7dZYs996UBWlWm6d ImfMPSOpXf1tR6XFzkmaMeOWp54gVRXDnoYefkPC0TPkonC/zCSVKIlJ7CClCVIYst BjeSzl5zUG2+A== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from limone.obstwiese ([46.223.163.177]) by mail.gmx.net (mrgmx104 [212.227.17.168]) with ESMTPSA (Nemesis) id 1Mqs4f-1omvyG2Usr-00mu8T for ; Sat, 11 Feb 2023 18:03:09 +0100 Received: from luthien by limone.obstwiese with local (Exim 4.94.2) (envelope-from ) id 1pQtH7-0006q3-Ei; Sat, 11 Feb 2023 18:02:57 +0100 Date: Sat, 11 Feb 2023 18:02:57 +0100 From: Dominik Vogt To: Zsh Users Subject: Re: Frozen command substitution Message-ID: Reply-To: zsh-users@zsh.org Mail-Followup-To: Zsh Users References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Provags-ID: V03:K1:PiWf3FicykPyzYt7wmcXbPp9Em4jk2Dn6rk1gu3bIShqN44lz8R V8preWCsl8GXuV4T13kIyUpAX4dqOQn2nPhEpk3rwQddO+eiVVVP57cppMsZ5ZECplCCPEz M1WpZ1TpoM+h7+rOTxrp9LjBOP2lslnSmjnHgIgb6BcPInRYLZHjz+TaRs8wieMMlCMXsaI 9FhDK/IEjtJHa3Pre4RUg== UI-OutboundReport: notjunk:1;M01:P0:pgHwgumoXdo=;X49U+ED273Ez3eFOG/gfgqNPc9I RsELlrbHx3YtCAvvr3R7+H8EMb4VHg1gL3tqFKocRb0fBcyWtVrDL6+v22FVywLhG72yvOLBO uR2e9/9EqQN2RoO11MIWcwKKByAuuAtba1Fm1giF2LcXiwyqpGz9Z2Y/+DbrnMJj3u3ihFbbj 0zw3RF0liw1j/Jhdh50Iw+QpkFjpEnRAV0YzBTeB6jFDlkXwvl/NWiM7hRAe+UfFV6gO+6Zc6 jZ7OrYx6a1BrQEOyFdiqqmBrVOyMEVwJrqSVej1cWFqx7vLVntzDZdMbSf5nqNIDKn6yHHElb CWsv0Fq8HMCSp5A6vs+7hdDs7/3Iyf1Njh/GM7Ad+qKuvi5O87oGWnSPW4fGbglwRElaLYmmx /WqaQCQIdpd4OUAHg3bCieO1cjD8/TP5Bms4Xj7jfO+BZjoDgSncYXIwrHnOzKPWSuYbfpUP4 wHPg1GUuQUSgqE9ty0gvCbbkrozpgVGlbFnlIsoJanFcoM6j7QCih/7Zvi9yNo1LlJceN3nd+ n84BC1XnleV16dFtKEPFgRNHA3Hi2+Gb1HdrDHCW4GD0A2EXvlzqYFsfoKKcojmB7C84Ws9pc zzJrfbEDn0zNzdnYXQNtIlvalDWpMIg7rzbmWJTi16qm112npnLc+w/kQduSXEU+N02XZvmDn kmnRsjGZrzFecvMVgYPht5GUnUlv+MI0MjMixQU0WEpv3rHNP12vSAMaJbIskgXk+dTmm57g4 SQq/xmUhTDS4Numup6zskvxm+t5sVg3nn+S0vlWrapa81ZFgO9N+/LaDycxoysgdhK4nRO2La dd6kvLxmFeNErLCJ5TG6eN4AogkfwySo3EOWtYViZ0UPaRuSuhtte46kY5GiAaEaHM7GN74VB HxgYeXgwIQMCGKrkvldpxc4ND3kg8O8LxjqV5HLWNvYqgAnA/pHptC+XK+4aqie7M/2NIlvZw kdnZkC0520b+SIDXIINfcHl7+Zs= Content-Transfer-Encoding: quoted-printable X-Seq: 28913 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 Sat, Feb 11, 2023 at 10:41:07AM +0100, Dominik Vogt wrote: > I have two long running scripts that do complex interaction with > the web browser, say "foo" which calls the subordinate script > "bar". The browser crashes once in a while and is restarted > automatically by some other script. Sometimes when this happens, > foo freezes in a call of bar and won't wake up anymore when bar > terminates: > R=3D"$(bar some arguments)" <------- hangs in this line Apparingly this does not happen if the line is rewritten to > bar some arguments | read R (bar produces exactly one line of output.) Ciao Dominik ^_^ ^_^ =2D- Dominik Vogt