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#40576: call-process-region does not accept nil as first argument Date: Sun, 12 Apr 2020 18:01:40 +0200 Message-ID: References: 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="35850"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 40576@debbugs.gnu.org To: Pietro Giorgianni Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Apr 12 18:06:41 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 1jNf83-0009DB-6H for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 12 Apr 2020 18:06:39 +0200 Original-Received: from localhost ([::1]:34890 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jNf82-0006AU-8T for geb-bug-gnu-emacs@m.gmane-mx.org; 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Apr. 2020 um 17:44 Uhr schrieb Pietro Giorgianni : > > Hi, > > According to the documentation of call-process-region, > If START is nil, that means to use the entire buffer contents; END is > ignored. > > But when I run: > (call-process-region nil nil "/bin/cat" t (current-buffer)) > I get: > Debugger entered--Lisp error: (wrong-type-argument integer-or-marker-p nil) > call-process-region(nil nil "/bin/cat" t #) > eval((call-process-region nil nil "/bin/cat" t (current-buffer)) nil) > elisp--eval-last-sexp(t) > eval-last-sexp(t) > eval-print-last-sexp(nil) > funcall-interactively(eval-print-last-sexp nil) > call-interactively(eval-print-last-sexp nil nil) > command-execute(eval-print-last-sexp) > > If, instead, I run: > (call-process-region (point-min) (point-max) "/bin/cat" t (current-buffer)) > > It works. > > Am I interpreting the documentation wrong? Nope, looks like a genuine bug (that happens only if DELETE is non-nil).