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| author | František Dvořák <valtri@users.sourceforge.net> | 2005-09-05 17:10:36 +0000 |
|---|---|---|
| committer | František Dvořák <valtri@users.sourceforge.net> | 2005-09-05 17:10:36 +0000 |
| commit | 458aac8598b866ceb615304db637cf624334f271 (patch) | |
| tree | 849fea8a579dbab0857093eaaea8c89232ae1d50 /win32/contrib/pthreads/attr.c | |
| parent | 69a1b10dd38c06f34747e7a55d62fdfcec2883cc (diff) | |
| download | xine-lib-458aac8598b866ceb615304db637cf624334f271.tar.gz xine-lib-458aac8598b866ceb615304db637cf624334f271.tar.bz2 | |
*BUGFIX*
*DRUMS* removing internal old phreads-win32 and zlib
CVS patchset: 7721
CVS date: 2005/09/05 17:10:36
Diffstat (limited to 'win32/contrib/pthreads/attr.c')
| -rw-r--r-- | win32/contrib/pthreads/attr.c | 533 |
1 files changed, 0 insertions, 533 deletions
diff --git a/win32/contrib/pthreads/attr.c b/win32/contrib/pthreads/attr.c deleted file mode 100644 index 67f7be9c8..000000000 --- a/win32/contrib/pthreads/attr.c +++ /dev/null @@ -1,533 +0,0 @@ -/*
- * attr.c
- *
- * Description:
- * This translation unit implements operations on thread attribute objects.
- *
- * Pthreads-win32 - POSIX Threads Library for Win32
- * Copyright (C) 1998
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA
- */
-
-/* ignore warning "unreferenced formal parameter" */
-#ifdef _MSC_VER
-#pragma warning( disable : 4100 )
-#endif
-
-#include "pthread.h"
-#include "implement.h"
-
-static INLINE int
-is_attr(const pthread_attr_t *attr)
-{
- /* Return 0 if the attr object is valid, non-zero otherwise. */
-
- return (attr == NULL ||
- *attr == NULL ||
- (*attr)->valid != PTW32_ATTR_VALID);
-}
-
-
-int
-pthread_attr_setstacksize(pthread_attr_t *attr,
- size_t stacksize)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * This function specifies the size of the stack on
- * which threads created with 'attr' will run.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- * stacksize
- * stack size, in bytes.
- *
- *
- * DESCRIPTION
- * This function specifies the size of the stack on
- * which threads created with 'attr' will run.
- *
- * NOTES:
- * 1) Function supported only if this macro is
- * defined:
- *
- * _POSIX_THREAD_ATTR_STACKSIZE
- *
- * 2) Find the default first (using
- * pthread_attr_getstacksize), then increase
- * by multiplying.
- *
- * 3) Only use if thread needs more than the
- * default.
- *
- * RESULTS
- * 0 successfully set stack size,
- * EINVAL 'attr' is invalid or stacksize too
- * small or too big.
- * ENOSYS function not supported
- *
- * ------------------------------------------------------
- */
-{
-#ifdef _POSIX_THREAD_ATTR_STACKSIZE
-
- /* Verify that the stack size is within range. */
- if (stacksize < PTHREAD_STACK_MIN)
- {
- return EINVAL;
- }
-
- if (is_attr(attr) != 0)
- {
- return EINVAL;
- }
-
- /* Everything is okay. */
- (*attr)->stacksize = stacksize;
- return 0;
-
-#else
-
- return ENOSYS;
-
-#endif /* _POSIX_THREAD_ATTR_STACKSIZE */
-
-}
-
-int
-pthread_attr_getstacksize(const pthread_attr_t *attr,
- size_t *stacksize)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * This function determines the size of the stack on
- * which threads created with 'attr' will run.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- * stacksize
- * pointer to size_t into which is returned the
- * stack size, in bytes.
- *
- *
- * DESCRIPTION
- * This function determines the size of the stack on
- * which threads created with 'attr' will run.
- *
- * NOTES:
- * 1) Function supported only if this macro is
- * defined:
- *
- * _POSIX_THREAD_ATTR_STACKSIZE
- *
- * 2) Use on newly created attributes object to
- * find the default stack size.
- *
- * RESULTS
- * 0 successfully retrieved stack size,
- * EINVAL 'attr' is invalid
- * ENOSYS function not supported
- *
- * ------------------------------------------------------
- */
-{
-#ifdef _POSIX_THREAD_ATTR_STACKSIZE
-
- if (is_attr(attr) != 0)
- {
- return EINVAL;
- }
-
- /* Everything is okay. */
- *stacksize = (*attr)->stacksize;
- return 0;
-
-#else
-
- return ENOSYS;
-
-#endif /* _POSIX_THREAD_ATTR_STACKSIZE */
-
-}
-
-
-int
-pthread_attr_setstackaddr(pthread_attr_t *attr,
- void *stackaddr)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * Threads created with 'attr' will run on the stack
- * starting at 'stackaddr'.
- * Stack must be at least PTHREAD_STACK_MIN bytes.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- * stacksize
- * stack size, in bytes.
- *
- *
- * DESCRIPTION
- * Threads created with 'attr' will run on the stack
- * starting at 'stackaddr'.
- * Stack must be at least PTHREAD_STACK_MIN bytes.
- *
- * NOTES:
- * 1) Function supported only if this macro is
- * defined:
- *
- * _POSIX_THREAD_ATTR_STACKADDR
- *
- * 2) Create only one thread for each stack
- * address..
- *
- * 3) Ensure that stackaddr is aligned.
- *
- * RESULTS
- * 0 successfully set stack address,
- * EINVAL 'attr' is invalid
- * ENOSYS function not supported
- *
- * ------------------------------------------------------
- */
-{
-#if defined( _POSIX_THREAD_ATTR_STACKADDR )
-
- if (is_attr(attr) != 0)
- {
- return EINVAL;
- }
-
- (*attr)->stackaddr = stackaddr;
- return 0;
-
-#else
-
- return ENOSYS;
-
-#endif /* _POSIX_THREAD_ATTR_STACKADDR */
-}
-
-int
-pthread_attr_getstackaddr(const pthread_attr_t *attr,
- void **stackaddr)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * This function determines the address of the stack
- * on which threads created with 'attr' will run.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- * stackaddr
- * pointer into which is returned the stack address.
- *
- *
- * DESCRIPTION
- * This function determines the address of the stack
- * on which threads created with 'attr' will run.
- *
- * NOTES:
- * 1) Function supported only if this macro is
- * defined:
- *
- * _POSIX_THREAD_ATTR_STACKADDR
- *
- * 2) Create only one thread for each stack
- * address..
- *
- * RESULTS
- * 0 successfully retreived stack address,
- * EINVAL 'attr' is invalid
- * ENOSYS function not supported
- *
- * ------------------------------------------------------
- */
-{
-#if defined( _POSIX_THREAD_ATTR_STACKADDR )
-
- if (is_attr(attr) != 0)
- {
- return EINVAL;
- }
-
- *stackaddr = (*attr)->stackaddr;
- return 0;
-
-#else
-
- return ENOSYS;
-
-#endif /* _POSIX_THREAD_ATTR_STACKADDR */
-}
-
-
-int
-pthread_attr_init(pthread_attr_t *attr)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * Initializes a thread attributes object with default
- * attributes.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- *
- * DESCRIPTION
- * Initializes a thread attributes object with default
- * attributes.
- *
- * NOTES:
- * 1) Used to define thread attributes
- *
- * RESULTS
- * 0 successfully initialized attr,
- * ENOMEM insufficient memory for attr.
- *
- * ------------------------------------------------------
- */
-{
- pthread_attr_t attr_result;
-
- if (attr == NULL)
- {
- /* This is disallowed. */
- return EINVAL;
- }
-
- attr_result = (pthread_attr_t) malloc (sizeof (*attr_result));
-
- if (attr_result == NULL)
- {
- return ENOMEM;
- }
-
-#ifdef _POSIX_THREAD_ATTR_STACKSIZE
- /*
- * Default to zero size. Unless changed explicitly this
- * will allow Win32 to set the size to that of the
- * main thread.
- */
- attr_result->stacksize = 0;
-#endif
-
-#ifdef _POSIX_THREAD_ATTR_STACKADDR
- /* FIXME: Set this to something sensible when we support it. */
- attr_result->stackaddr = NULL;
-#endif
-
- attr_result->detachstate = PTHREAD_CREATE_JOINABLE;
-
-#if HAVE_SIGSET_T
- memset(&(attr_result->sigmask), 0, sizeof(sigset_t));
-#endif /* HAVE_SIGSET_T */
-
- /*
- * Win32 sets new threads to THREAD_PRIORITY_NORMAL and
- * not to that of the parent thread. We choose to default to
- * this arrangement.
- */
- attr_result->param.sched_priority = THREAD_PRIORITY_NORMAL;
- attr_result->inheritsched = PTHREAD_EXPLICIT_SCHED;
-
- attr_result->valid = PTW32_ATTR_VALID;
-
- *attr = attr_result;
-
- return 0;
-}
-
-int
-pthread_attr_destroy(pthread_attr_t *attr)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * Destroys a thread attributes object.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- *
- * DESCRIPTION
- * Destroys a thread attributes object.
- *
- * NOTES:
- * 1) Does not affect threads created with 'attr'.
- *
- * RESULTS
- * 0 successfully destroyed attr,
- * EINVAL 'attr' is invalid.
- *
- * ------------------------------------------------------
- */
-{
- if (is_attr(attr) != 0)
- {
- return EINVAL;
- }
-
- /*
- * Set the attribute object to a specific invalid value.
- */
- (*attr)->valid = 0;
- free (*attr);
- *attr = NULL;
-
- return 0;
-}
-
-int
-pthread_attr_getdetachstate(const pthread_attr_t *attr,
- int *detachstate)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * This function determines whether threads created with
- * 'attr' will run detached.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- * detachstate
- * pointer to an integer into which is returned one
- * of:
- *
- * PTHREAD_CREATE_JOINABLE
- * Thread ID is valid, must be joined
- *
- * PTHREAD_CREATE_DETACHED
- * Thread ID is invalid, cannot be joined,
- * canceled, or modified
- *
- *
- * DESCRIPTION
- * This function determines whether threads created with
- * 'attr' will run detached.
- *
- * NOTES:
- * 1) You cannot join or cancel detached threads.
- *
- * RESULTS
- * 0 successfully retrieved detach state,
- * EINVAL 'attr' is invalid
- *
- * ------------------------------------------------------
- */
-{
- if (is_attr(attr) != 0 || detachstate == NULL)
- {
- *detachstate = PTHREAD_CREATE_DETACHED;
- return EINVAL;
- }
-
- *detachstate = (*attr)->detachstate;
- return 0;
-}
-
-int
-pthread_attr_setdetachstate(pthread_attr_t *attr,
- int detachstate)
- /*
- * ------------------------------------------------------
- * DOCPUBLIC
- * This function specifies whether threads created with
- * 'attr' will run detached.
- *
- * PARAMETERS
- * attr
- * pointer to an instance of pthread_attr_t
- *
- * detachstate
- * an integer containing one of:
- *
- * PTHREAD_CREATE_JOINABLE
- * Thread ID is valid, must be joined
- *
- * PTHREAD_CREATE_DETACHED
- * Thread ID is invalid, cannot be joined,
- * canceled, or modified
- *
- *
- * DESCRIPTION
- * This function specifies whether threads created with
- * 'attr' will run detached.
- *
- * NOTES:
- * 1) You cannot join or cancel detached threads.
- *
- * RESULTS
- * 0 successfully set detach state,
- * EINVAL 'attr' or 'detachstate' is invalid
- *
- * ------------------------------------------------------
- */
-{
- if (is_attr(attr) != 0)
- {
- return EINVAL;
- }
-
- if (detachstate != PTHREAD_CREATE_JOINABLE &&
- detachstate != PTHREAD_CREATE_DETACHED)
- {
- return EINVAL;
- }
-
- (*attr)->detachstate = detachstate;
- return 0;
-}
-
-
-int
-pthread_attr_setscope(pthread_attr_t *attr, int contentionscope)
-{
-#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
- if (contentionscope != PTHREAD_SCOPE_SYSTEM)
- {
- return ENOTSUP;
- }
-
- return 0;
-#else
- return ENOSYS;
-#endif
-}
-
-
-int
-pthread_attr_getscope(const pthread_attr_t *attr, int *contentionscope)
-{
-#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
- *contentionscope = PTHREAD_SCOPE_SYSTEM;
- return 0;
-#else
- return ENOSYS;
-#endif
-}
-
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