[Python-checkins] python/dist/src/Lib/test regrtest.py,1.107,1.108

[gvanrossum@users.sourceforge.net]

Update of /cvsroot/python/python/dist/src/Lib/test
In directory sc8-pr-cvs1:/tmp/cvs-serv6867

Modified Files:
	regrtest.py 
Log Message:
On Max OSX, try increasing the stack limit to 2048 so test_re and
test_sre won't die with a SegFault.


Index: regrtest.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Lib/test/regrtest.py,v
retrieving revision 1.107
retrieving revision 1.108
diff -C2 -d -r1.107 -r1.108
*** regrtest.py	26 Nov 2002 21:40:59 -0000	1.107
--- regrtest.py	2 Dec 2002 09:56:21 -0000	1.108
***************
*** 84,87 ****
--- 84,103 ----
                              "<string>")
  
+ # MacOSX (a.k.a. Darwin) has a default stack size that is too small
+ # for deeply recursive regular expressions.  We see this as crashes in
+ # the Python test suite when running test_re.py and test_sre.py.  The
+ # fix is to set the stack limit to 2048.
+ # This approach may also be useful for other Unixy platforms that
+ # suffer from small default stack limits.
+ if sys.platform == 'darwin':
+     try:
+         import resource
+     except ImportError:
+         pass
+     else:
+         soft, hard = resource.getrlimit(resource.RLIMIT_STACK)
+         newsoft = min(hard, max(soft, 1024*2048))
+         resource.setrlimit(resource.RLIMIT_STACK, (newsoft, hard))
+ 
  from test import test_support