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Date: | Wed, 07 Aug 2002 11:25:28 +0800 |
From: | Nils <internationils AT gmx DOT net> |
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To: | Manfred Spraul <manfred AT colorfullife DOT com> |
CC: | cygwin AT cygwin DOT com |
Subject: | Re: [PATCH] cygwin+bash: bash reorders script output bug identified/fixed |
References: | <3D4F758C DOT 4010109 AT colorfullife DOT com> |
Manfred Spraul wrote: ... > Summary: > * It's a bash bug, not a cygwin bug. > * defining RECYCLES_PIDS in execute_cmd.c solves the problem. > * RECYCLES_PID is intended for LynxOs, which recycles pids > quickly according to a comment in execute_cmd.c > * All OS are potentially affected, bash basically assumes > that 2 pid values are never identical. > > It seems that there are 2 possible solutions: > A) enable RECYCLES_PID in bash. > * I'd propose that, minimal patch attached. > B) work around the bash bug in cygwin. > fork.cc already contains a special function that prevents 2 > consecutive fork() calls from reusing the same pid: > slow_pid_reuse(). This may have been what I was running into as well. See http://cygwin.com/ml/cygwin/2002-07/msg01894.html When doing the same compiles with in a window with tcsh running (even if bash gets invoked later on) the process numbers seem to increase much more slowly. If you do a large compile using bash as your shell, do you see process numbers creeping upward (in task manager) gradually as well? Thanks, Nils. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
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