From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#6784: 24.0.50; cmdproxy incosistency with command pathnames Date: Tue, 03 Aug 2010 22:28:22 +0300 Message-ID: <83mxt3xzqh.fsf@gnu.org> References: <87iq3radvf.fsf@telefonica.net> <83pqxzy5me.fsf@gnu.org> <87ocdj8tyh.fsf@telefonica.net> <4C585DAB.5030609@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE X-Trace: dough.gmane.org 1280864301 5072 80.91.229.12 (3 Aug 2010 19:38:21 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Tue, 3 Aug 2010 19:38:21 +0000 (UTC) Cc: ofv@wanadoo.es, 6784@debbugs.gnu.org To: Laimonas =?UTF-8?Q?V=C4=97bra?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Aug 03 21:38:19 2010 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OgNJY-0006r1-AE for geb-bug-gnu-emacs@m.gmane.org; Tue, 03 Aug 2010 21:38:16 +0200 Original-Received: from localhost ([127.0.0.1]:38805 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OgNJX-00042U-MV for geb-bug-gnu-emacs@m.gmane.org; Tue, 03 Aug 2010 15:38:15 -0400 Original-Received: from [140.186.70.92] (port=35046 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OgNJP-00040H-EJ for bug-gnu-emacs@gnu.org; Tue, 03 Aug 2010 15:38:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OgNJO-0000sW-45 for bug-gnu-emacs@gnu.org; Tue, 03 Aug 2010 15:38:07 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:50539) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OgNJO-0000sS-2n for bug-gnu-emacs@gnu.org; Tue, 03 Aug 2010 15:38:06 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1OgN9d-0004Im-K6; Tue, 03 Aug 2010 15:28:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 03 Aug 2010 19:28:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 6784 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 6784-submit@debbugs.gnu.org id=B6784.128086367516530 (code B ref 6784); Tue, 03 Aug 2010 19:28:01 +0000 Original-Received: (at 6784) by debbugs.gnu.org; 3 Aug 2010 19:27:55 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OgN9X-0004IZ-DB for submit@debbugs.gnu.org; Tue, 03 Aug 2010 15:27:55 -0400 Original-Received: from mtaout20.012.net.il ([80.179.55.166]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OgN9V-0004IU-J8 for 6784@debbugs.gnu.org; Tue, 03 Aug 2010 15:27:54 -0400 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0L6L00700C5KQ600@a-mtaout20.012.net.il> for 6784@debbugs.gnu.org; Tue, 03 Aug 2010 22:28:19 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([77.127.247.236]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0L6L003KRCR68AH0@a-mtaout20.012.net.il>; Tue, 03 Aug 2010 22:28:19 +0300 (IDT) In-reply-to: <4C585DAB.5030609@gmail.com> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Tue, 03 Aug 2010 15:28:01 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:39214 Archived-At: > From: Laimonas V=C4=97bra > Cc: 6784@debbugs.gnu.org >=20 > =C3=93scar Fuentes wrote: >=20 > > That's one more incosistency: a long command works fine, then you= put > > that command as part of a pipe chain and it stops working. I gues= s the > > current cmdproxy approach is the lesser evil. >=20 > It's a CreateProcess() (in cmdproxy.c) _valid_ path requirement/pro= blem;=20 > valid path/directory separator is (should be) '\': But the name of the shell, which is the only file name CreateProcess should care about in this case, _is_ converted to use backslashes: progname =3D getenv ("COMSPEC"); if (!progname) =09fail ("error: COMSPEC is not set\n"); canon_filename (progname); And canon_filename is char * canon_filename (char *fname) { char *p =3D fname; while (*p) =09{ =09 if (*p =3D=3D '/') =09 *p =3D '\\'; =09 p++; =09} return fname; }