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* thread.cc (pthread::create): Handle stackaddr as upper bound address.

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Add comment.
	(pthread_attr_setstack): Store upper bound address in stackaddr.
	Explain why.
	(pthread_attr_getstack): Handle stackaddr as upper bound address.
	Add comment.
	(pthread_attr_setstackaddr): Add comment.
	(pthread_attr_getstackaddr): Add comment.
	(pthread_attr_getstacksize): Return default stacksize if stacksize has
	not been set by the application, just as on Linux.  Add comment.
	(pthread_getattr_np): Store upper bound address in stackaddr.  Explain
	why.
	* include/pthread.h: Remove outdated comment.
	(pthread_attr_getstackaddr): Mark as deprecated, as on Linux.
	(pthread_attr_setstackaddr): Ditto.
This commit is contained in:
Corinna Vinschen
2014-07-16 10:21:18 +00:00
parent ee5055296a
commit 2f84de1ff5
3 changed files with 56 additions and 16 deletions
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12
winsup/cygwin/include/pthread.h
View File

@ -1,7 +1,7 @@
/* pthread.h: POSIX pthread interface
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
2007, 2011, 2012, 2013 Red Hat, Inc.
2007, 2011, 2012, 2013, 2014 Red Hat, Inc.
Written by Marco Fuykschot <marco@ddi.nl>
@ -75,7 +75,8 @@ int pthread_attr_getschedparam (const pthread_attr_t *, struct sched_param *);
int pthread_attr_getschedpolicy (const pthread_attr_t *, int *);
int pthread_attr_getscope (const pthread_attr_t *, int *);
int pthread_attr_getstack (const pthread_attr_t *, void **, size_t *);
int pthread_attr_getstackaddr (const pthread_attr_t *, void **);
int pthread_attr_getstackaddr (const pthread_attr_t *, void **)
__attribute__ ((deprecated));
int pthread_attr_init (pthread_attr_t *);
int pthread_attr_setdetachstate (pthread_attr_t *, int);
int pthread_attr_setguardsize (pthread_attr_t *, size_t);
@ -85,12 +86,9 @@ int pthread_attr_setschedpolicy (pthread_attr_t *, int);
int pthread_attr_setscope (pthread_attr_t *, int);
#ifdef _POSIX_THREAD_ATTR_STACKADDR
/* These functions may be implementable via some low level trickery. For now they are
* Not supported or implemented. The prototypes are here so if someone greps the
* source they will see these comments
*/
int pthread_attr_setstack (pthread_attr_t *, void *, size_t);
int pthread_attr_setstackaddr (pthread_attr_t *, void *);
int pthread_attr_setstackaddr (pthread_attr_t *, void *)
__attribute__ ((deprecated));
#endif
#ifdef _POSIX_THREAD_ATTR_STACKSIZE