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Path: ...!feeds.phibee-telecom.net!2.eu.feeder.erje.net!feeder.erje.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Janis Papanagnou <janis_papanagnou+ng@hotmail.com> Newsgroups: comp.unix.shell Subject: Re: Basta: protecting $_ variable. Date: Wed, 10 Apr 2024 08:26:42 +0200 Organization: A noiseless patient Spider Lines: 24 Message-ID: <uv5bf2$psbu$1@dont-email.me> References: <20240409222039.303@kylheku.com> MIME-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Injection-Date: Wed, 10 Apr 2024 06:26:43 +0200 (CEST) Injection-Info: dont-email.me; posting-host="63977abd1b4cb9268d9f2058a222d662"; logging-data="848254"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18ucUPxDbPR+4UIfwM8uThq" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 Cancel-Lock: sha1:OGV8TG+FxHRdQqVklMqwEQN/ONw= X-Enigmail-Draft-Status: N1110 In-Reply-To: <20240409222039.303@kylheku.com> Bytes: 1752 On 10.04.2024 07:29, Kaz Kylheku wrote: > [...] > > The trap setup for catching the SIGWINCH and SIGALRM signals now looks > like this: > > trap 'basta_uln_save=$_; basta.update_status; : "$basta_uln_save"' ALRM WINCH > > instead of just > > trap basta.update_status ALRM WINCH I know that this looks like a hack, but since 'update_status' needs no arguments you could also more simply just write...? trap 'basta.update_status "$_"' ALRM WINCH (Not sure whether introducing a global variable and supplementary code or this hack is "better". Just mentioning it for a possible variant.) Janis > [...]