delorie.com/archives/browse.cgi | search |
X-Spam-Check-By: | sourceware.org |
Message-ID: | <442B14EE.5AEFA518@dessent.net> |
Date: | Wed, 29 Mar 2006 15:14:54 -0800 |
From: | Brian Dessent <brian AT dessent DOT net> |
MIME-Version: | 1.0 |
To: | cygwin AT cygwin DOT com |
Subject: | Re: 20060301 snapshot and later. sh hangs with very long command line |
References: | <98A22DD7-2111-489A-9843-E0176048A2BB AT rehley DOT net> <20060313000602 DOT GA19770 AT trixie DOT casa DOT cgf DOT cx> |
X-IsSubscribed: | yes |
Reply-To: | cygwin AT cygwin DOT com |
Mailing-List: | contact cygwin-help AT cygwin DOT com; run by ezmlm |
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 |
Christopher Faylor wrote: > >I was building binutils using the cygwin 20060308 snapshot, and when > >it did the check for "finding the maximum length of command line" a > >sh shell goes to 99% cpu usage and doesn't return until I end the > >process using task manager. > > > >I isolated the portion of the script that was hanging and was able to > >repeat the problem. The script hangs when it checks for a command > >line of length 16384. This happens every time I run the script, and > >it is reproducible for me on at least windows 2000 and windows XP. > >I've attached a test script. > > > >The problem doesn't happen with the 20060227 snapshot, but appeared > >in 20060301 and later versions. It is present in the 20060309 snapshot. > > Thanks for the test case. This should be fixed in the next snapshot. This looks like it has regressed. I am using CVS HEAD as of yesterday and have run into the "finding the maximum length of command line arguments" hang in configure scripts. Peter's testcase fails too. As a workaround I've set cygexec on my mounts which seems to workaround the issue (and allows larger commandlines anyway.) Brian -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
webmaster | delorie software privacy |
Copyright © 2019 by DJ Delorie | Updated Jul 2019 |