From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Philipp Stephani Newsgroups: gmane.emacs.bugs Subject: bug#41099: 28.0.50; TRAMP process-file ignores exit status of remote process Date: Wed, 6 May 2020 19:56:06 +0200 Message-ID: References: <871rnyyyio.fsf@gmx.de> <87sggdmp9s.fsf@gmx.de> <87eerxwbjo.fsf@gmx.de> <87zhalrxyf.fsf@gmx.de> <87o8r1rmwv.fsf@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="89710"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 41099@debbugs.gnu.org To: Michael Albinus Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed May 06 19:57:30 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jWOIT-000NCF-Oh for geb-bug-gnu-emacs@m.gmane-mx.org; 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Mai 2020 um 19:30 Uhr schrieb Michael Albinus : > > Philipp Stephani writes: > > Hi Philipp, > > >> As a second step, consider also translating signals: if the exit code > >> is > 128, subtract 128 and return an appropriate string, like > >> call-process does. > > > > Try > > (call-process "bash" nil nil nil "-c" "kill -SYS $$") > > "Bad system call" > > I see. Hmm, this would require to install a trap handler in the remote > shell, and to add a mechanism transferring its result back to > Tramp. Don't know whether this is worth the effort. That wouldn't work because Bash translates signals from subprocesses: $ bash -c 'kill -SYS $$'; echo $? Bad system call (core dumped) 159 The 159 here is 128 + the signal number.