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Date: 5 Feb 2003 09:02:13 -0000
From: Alex Rodioukov <simuran@shaw.ca>
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Cc: alane@FreeBSD.org
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Subject: ports/47943: python21 patch to increase the default thread stack size.
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>Number:         47943
>Category:       ports
>Synopsis:       python21 patch to increase the default thread stack size.
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Feb 05 01:10:11 PST 2003
>Closed-Date:
>Last-Modified:
>Originator:     Alex Rodioukov
>Release:        FreeBSD 4.5-RELEASE i386
>Organization:
>Environment:
System: FreeBSD netopia.io.sys 4.5-RELEASE FreeBSD 4.5-RELEASE #0: Mon Feb 4 13:21:59 MST 2002 root@bismark.io.sys:/usr/obj/usr/src/sys/NETOPIA i386

>Description:
Included patch written by PieterB fixes an issue with Zope/ZWiki often 
crashing with SIGBUS/SIGSEGV. I've tested it myself on 4-stable and it
seems to fix the problem.

Following URLs include more information:

http://collector.zope.org/Zope/560
http://zwiki.org/IssueNo0226

>How-To-Repeat:
>Fix:
diff -ruN Python/thread_pthread.h.orig Python/thread_pthread.h
--- Python/thread_pthread.h.orig	Wed Feb  5 01:26:59 2003
+++ Python/thread_pthread.h	Wed Feb  5 01:28:32 2003
@@ -128,6 +128,10 @@
 {
 	pthread_t th;
 	int success;
+    pthread_attr_t pta;
+    pthread_attr_init(&pta);
+    pthread_attr_setstacksize(&pta, (1<<17));
+
 #ifdef PTHREAD_SYSTEM_SCHED_SUPPORTED
 	pthread_attr_t attrs;
 #endif
@@ -156,7 +160,7 @@
 #ifdef PTHREAD_SYSTEM_SCHED_SUPPORTED
 				 &attrs,
 #else
-				 (pthread_attr_t*)NULL,
+				 (pthread_attr_t*)&pta,
 #endif
 				 (void* (*)(void *))func,
 				 (void *)arg
>Release-Note:
>Audit-Trail:
>Unformatted:

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