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* miscfuncs.cc (DEFAULT_STACKSIZE): Remove.

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(CygwinCreateThread): Simplify code by assuming that now stack-related
	input values are undefined.  Set stack protection to PAGE_READWRITE,
	as is default on Windows.  Add lengthy comment to explain POSIX
	guardpage.
	* thread.cc (pthread_attr::pthread_attr): Initialize stacksize as
	PTHREAD_DEFAULT_STACKSIZE.  Initialize guardsize as
	PTHREAD_DEFAULT_GUARDSIZE.
	* thread.h (PTHREAD_DEFAULT_STACKSIZE): Define.  Add comment to explain.
	(PTHREAD_DEFAULT_GUARDSIZE): Define.
This commit is contained in:
Corinna Vinschen
2012-02-11 17:37:02 +00:00
parent 793371f584
commit ce48510394
4 changed files with 35 additions and 23 deletions
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4
winsup/cygwin/thread.cc
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@@ -1127,8 +1127,8 @@ pthread::resume ()
pthread_attr::pthread_attr ():verifyable_object (PTHREAD_ATTR_MAGIC),
joinable (PTHREAD_CREATE_JOINABLE), contentionscope (PTHREAD_SCOPE_PROCESS),
inheritsched (PTHREAD_INHERIT_SCHED), stackaddr (NULL), stacksize (0),
guardsize ((size_t) -1)
inheritsched (PTHREAD_INHERIT_SCHED), stackaddr (NULL),
stacksize (PTHREAD_DEFAULT_STACKSIZE), guardsize (PTHREAD_DEFAULT_GUARDSIZE)
{
schedparam.sched_priority = 0;
}