delorie.com/archives/browse.cgi   search  
Mail Archives: cygwin/2010/03/22/21:54:53

X-Recipient: archive-cygwin AT delorie DOT com
X-SWARE-Spam-Status: No, hits=2.5 required=5.0 tests=AWL,BAYES_00,BOTNET
X-Spam-Check-By: sourceware.org
Message-id: <4BA82D70.5080503@cygwin.com>
Date: Mon, 22 Mar 2010 22:54:40 -0400
From: "Larry Hall (Cygwin)" <reply-to-list-only-lh AT cygwin DOT com>
Reply-to: cygwin AT cygwin DOT com
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.21) Gecko/20090320 Remi/2.0.0.21-1.fc8.remi Lightning/0.9 Thunderbird/2.0.0.21 Mnenhy/0.7.5.0
MIME-version: 1.0
To: cygwin AT cygwin DOT com
Subject: Re: error invoking commands preceded by '\' from bash shell
References: <27994510 DOT post AT talk DOT nabble DOT com>
In-reply-to: <27994510.post@talk.nabble.com>
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id: <cygwin.cygwin.com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com

On 3/22/2010 7:56 PM, csw wrote:
>
> When running bash under cygwin on Vista 64bit, I get different behavior if I
> precede a command with a '\'.
>
> For example, this works fine ($ is the bash prompt),
>
> $ 'C:\cygwin\bin/gcc.exe' -help
> Usage: gcc [options] file...
> Options:...
>
> However, this fails.
>
> $ 'C:\cygwin\bin\gcc.exe' --help
> bash: C:\cygwin\bin\gcc.exe: command not found
>
>
> The particular command does not seem to matter.  I used gcc here because it
> was the command I discovered this problem with.
>
> Does anyone know why it makes a difference if the last character before the
> command is a '/' or a '\'?

It doesn't matter where you put the '\'.

POSIX paths are strongly preferred.  And '/' is preferred to '\' as a path
separator.  If you want to avoid difficulties, use this information as
guidelines.  Otherwise, it may work or it may not.

-- 
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting annoying in email?

--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple

- Raw text -


  webmaster     delorie software   privacy  
  Copyright © 2019   by DJ Delorie     Updated Jul 2019