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authorRemko Tronçon <git@el-tramo.be>2010-11-24 20:33:19 (GMT)
committerRemko Tronçon <git@el-tramo.be>2010-11-24 20:35:17 (GMT)
commit332d60c56dfaa11fdd135088279d15cd5983b3d4 (patch)
treedd77717a4e1732da929d5ff8a0471fa3f005e201 /3rdParty/Boost/src/boost/thread/pthread
parent90c44a10fec26d2a0935b2d62e82b6a5be028373 (diff)
downloadswift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.zip
swift-contrib-332d60c56dfaa11fdd135088279d15cd5983b3d4.tar.bz2
Upgraded Boost to 1.45.0.
Diffstat (limited to '3rdParty/Boost/src/boost/thread/pthread')
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/condition_variable.hpp78
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/condition_variable_fwd.hpp13
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/mutex.hpp23
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/pthread_mutex_scoped_lock.hpp14
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/recursive_mutex.hpp98
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/shared_mutex.hpp2
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/thread_data.hpp26
7 files changed, 207 insertions, 47 deletions
diff --git a/3rdParty/Boost/src/boost/thread/pthread/condition_variable.hpp b/3rdParty/Boost/src/boost/thread/pthread/condition_variable.hpp
index 8e8f5b5..9c5bee2 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/condition_variable.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/condition_variable.hpp
@@ -3,7 +3,7 @@
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
-// (C) Copyright 2007-8 Anthony Williams
+// (C) Copyright 2007-10 Anthony Williams
#include "timespec.hpp"
#include "pthread_mutex_scoped_lock.hpp"
@@ -14,17 +14,55 @@
namespace boost
{
+ namespace this_thread
+ {
+ void BOOST_THREAD_DECL interruption_point();
+ }
+
+ namespace thread_cv_detail
+ {
+ template<typename MutexType>
+ struct lock_on_exit
+ {
+ MutexType* m;
+
+ lock_on_exit():
+ m(0)
+ {}
+
+ void activate(MutexType& m_)
+ {
+ m_.unlock();
+ m=&m_;
+ }
+ ~lock_on_exit()
+ {
+ if(m)
+ {
+ m->lock();
+ }
+ }
+ };
+ }
+
inline void condition_variable::wait(unique_lock<mutex>& m)
{
- detail::interruption_checker check_for_interruption(&cond);
- BOOST_VERIFY(!pthread_cond_wait(&cond,m.mutex()->native_handle()));
+ thread_cv_detail::lock_on_exit<unique_lock<mutex> > guard;
+ detail::interruption_checker check_for_interruption(&internal_mutex,&cond);
+ guard.activate(m);
+ int const res=pthread_cond_wait(&cond,&internal_mutex);
+ BOOST_ASSERT(!res);
+ this_thread::interruption_point();
}
inline bool condition_variable::timed_wait(unique_lock<mutex>& m,boost::system_time const& wait_until)
{
- detail::interruption_checker check_for_interruption(&cond);
+ thread_cv_detail::lock_on_exit<unique_lock<mutex> > guard;
+ detail::interruption_checker check_for_interruption(&internal_mutex,&cond);
+ guard.activate(m);
struct timespec const timeout=detail::get_timespec(wait_until);
- int const cond_res=pthread_cond_timedwait(&cond,m.mutex()->native_handle(),&timeout);
+ int const cond_res=pthread_cond_timedwait(&cond,&internal_mutex,&timeout);
+ this_thread::interruption_point();
if(cond_res==ETIMEDOUT)
{
return false;
@@ -35,11 +73,13 @@ namespace boost
inline void condition_variable::notify_one()
{
+ boost::pthread::pthread_mutex_scoped_lock internal_lock(&internal_mutex);
BOOST_VERIFY(!pthread_cond_signal(&cond));
}
inline void condition_variable::notify_all()
{
+ boost::pthread::pthread_mutex_scoped_lock internal_lock(&internal_mutex);
BOOST_VERIFY(!pthread_cond_broadcast(&cond));
}
@@ -48,8 +88,8 @@ namespace boost
pthread_mutex_t internal_mutex;
pthread_cond_t cond;
- condition_variable_any(condition_variable&);
- condition_variable_any& operator=(condition_variable&);
+ condition_variable_any(condition_variable_any&);
+ condition_variable_any& operator=(condition_variable_any&);
public:
condition_variable_any()
@@ -77,13 +117,11 @@ namespace boost
{
int res=0;
{
- detail::interruption_checker check_for_interruption(&cond);
- {
- boost::pthread::pthread_mutex_scoped_lock internal_lock(&internal_mutex);
- m.unlock();
- res=pthread_cond_wait(&cond,&internal_mutex);
- }
- m.lock();
+ thread_cv_detail::lock_on_exit<lock_type> guard;
+ detail::interruption_checker check_for_interruption(&internal_mutex,&cond);
+ guard.activate(m);
+ res=pthread_cond_wait(&cond,&internal_mutex);
+ this_thread::interruption_point();
}
if(res)
{
@@ -103,13 +141,11 @@ namespace boost
struct timespec const timeout=detail::get_timespec(wait_until);
int res=0;
{
- detail::interruption_checker check_for_interruption(&cond);
- {
- boost::pthread::pthread_mutex_scoped_lock internal_lock(&internal_mutex);
- m.unlock();
- res=pthread_cond_timedwait(&cond,&internal_mutex,&timeout);
- }
- m.lock();
+ thread_cv_detail::lock_on_exit<lock_type> guard;
+ detail::interruption_checker check_for_interruption(&internal_mutex,&cond);
+ guard.activate(m);
+ res=pthread_cond_timedwait(&cond,&internal_mutex,&timeout);
+ this_thread::interruption_point();
}
if(res==ETIMEDOUT)
{
diff --git a/3rdParty/Boost/src/boost/thread/pthread/condition_variable_fwd.hpp b/3rdParty/Boost/src/boost/thread/pthread/condition_variable_fwd.hpp
index 59908f4..365f511 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/condition_variable_fwd.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/condition_variable_fwd.hpp
@@ -20,6 +20,7 @@ namespace boost
class condition_variable
{
private:
+ pthread_mutex_t internal_mutex;
pthread_cond_t cond;
condition_variable(condition_variable&);
@@ -28,14 +29,21 @@ namespace boost
public:
condition_variable()
{
- int const res=pthread_cond_init(&cond,NULL);
+ int const res=pthread_mutex_init(&internal_mutex,NULL);
if(res)
{
boost::throw_exception(thread_resource_error());
}
+ int const res2=pthread_cond_init(&cond,NULL);
+ if(res2)
+ {
+ BOOST_VERIFY(!pthread_mutex_destroy(&internal_mutex));
+ boost::throw_exception(thread_resource_error());
+ }
}
~condition_variable()
{
+ BOOST_VERIFY(!pthread_mutex_destroy(&internal_mutex));
BOOST_VERIFY(!pthread_cond_destroy(&cond));
}
@@ -47,7 +55,8 @@ namespace boost
while(!pred()) wait(m);
}
- bool timed_wait(unique_lock<mutex>& m,boost::system_time const& wait_until);
+ inline bool timed_wait(unique_lock<mutex>& m,
+ boost::system_time const& wait_until);
bool timed_wait(unique_lock<mutex>& m,xtime const& wait_until)
{
return timed_wait(m,system_time(wait_until));
diff --git a/3rdParty/Boost/src/boost/thread/pthread/mutex.hpp b/3rdParty/Boost/src/boost/thread/pthread/mutex.hpp
index 1f7f790..2a326d7 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/mutex.hpp
@@ -27,10 +27,11 @@
namespace boost
{
- class mutex:
- boost::noncopyable
+ class mutex
{
private:
+ mutex(mutex const&);
+ mutex& operator=(mutex const&);
pthread_mutex_t m;
public:
mutex()
@@ -48,7 +49,11 @@ namespace boost
void lock()
{
- BOOST_VERIFY(!pthread_mutex_lock(&m));
+ int const res=pthread_mutex_lock(&m);
+ if(res)
+ {
+ boost::throw_exception(lock_error(res));
+ }
}
void unlock()
@@ -59,7 +64,11 @@ namespace boost
bool try_lock()
{
int const res=pthread_mutex_trylock(&m);
- BOOST_ASSERT(!res || res==EBUSY);
+ if(res && (res!=EBUSY))
+ {
+ boost::throw_exception(lock_error(res));
+ }
+
return !res;
}
@@ -75,10 +84,12 @@ namespace boost
typedef mutex try_mutex;
- class timed_mutex:
- boost::noncopyable
+ class timed_mutex
{
private:
+ timed_mutex(timed_mutex const&);
+ timed_mutex& operator=(timed_mutex const&);
+ private:
pthread_mutex_t m;
#ifndef BOOST_PTHREAD_HAS_TIMEDLOCK
pthread_cond_t cond;
diff --git a/3rdParty/Boost/src/boost/thread/pthread/pthread_mutex_scoped_lock.hpp b/3rdParty/Boost/src/boost/thread/pthread/pthread_mutex_scoped_lock.hpp
index 2407f91..cdbf8c6 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/pthread_mutex_scoped_lock.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/pthread_mutex_scoped_lock.hpp
@@ -18,15 +18,25 @@ namespace boost
class pthread_mutex_scoped_lock
{
pthread_mutex_t* m;
+ bool locked;
public:
explicit pthread_mutex_scoped_lock(pthread_mutex_t* m_):
- m(m_)
+ m(m_),locked(true)
{
BOOST_VERIFY(!pthread_mutex_lock(m));
}
- ~pthread_mutex_scoped_lock()
+ void unlock()
{
BOOST_VERIFY(!pthread_mutex_unlock(m));
+ locked=false;
+ }
+
+ ~pthread_mutex_scoped_lock()
+ {
+ if(locked)
+ {
+ unlock();
+ }
}
};
diff --git a/3rdParty/Boost/src/boost/thread/pthread/recursive_mutex.hpp b/3rdParty/Boost/src/boost/thread/pthread/recursive_mutex.hpp
index ad3b7e1..4158a57 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/recursive_mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/recursive_mutex.hpp
@@ -26,18 +26,30 @@
#endif
#endif
+#if defined(BOOST_PTHREAD_HAS_MUTEXATTR_SETTYPE) && defined(BOOST_PTHREAD_HAS_TIMEDLOCK)
+#define BOOST_USE_PTHREAD_RECURSIVE_TIMEDLOCK
+#endif
+
#include <boost/config/abi_prefix.hpp>
namespace boost
{
- class recursive_mutex:
- boost::noncopyable
+ class recursive_mutex
{
private:
+ recursive_mutex(recursive_mutex const&);
+ recursive_mutex& operator=(recursive_mutex const&);
pthread_mutex_t m;
+#ifndef BOOST_PTHREAD_HAS_MUTEXATTR_SETTYPE
+ pthread_cond_t cond;
+ bool is_locked;
+ pthread_t owner;
+ unsigned count;
+#endif
public:
recursive_mutex()
{
+#ifdef BOOST_PTHREAD_HAS_MUTEXATTR_SETTYPE
pthread_mutexattr_t attr;
int const init_attr_res=pthread_mutexattr_init(&attr);
@@ -48,21 +60,42 @@ namespace boost
int const set_attr_res=pthread_mutexattr_settype(&attr,PTHREAD_MUTEX_RECURSIVE);
if(set_attr_res)
{
+ BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
boost::throw_exception(thread_resource_error());
}
int const res=pthread_mutex_init(&m,&attr);
if(res)
{
+ BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
boost::throw_exception(thread_resource_error());
}
BOOST_VERIFY(!pthread_mutexattr_destroy(&attr));
+#else
+ int const res=pthread_mutex_init(&m,NULL);
+ if(res)
+ {
+ boost::throw_exception(thread_resource_error());
+ }
+ int const res2=pthread_cond_init(&cond,NULL);
+ if(res2)
+ {
+ BOOST_VERIFY(!pthread_mutex_destroy(&m));
+ boost::throw_exception(thread_resource_error());
+ }
+ is_locked=false;
+ count=0;
+#endif
}
~recursive_mutex()
{
BOOST_VERIFY(!pthread_mutex_destroy(&m));
+#ifndef BOOST_PTHREAD_HAS_MUTEXATTR_SETTYPE
+ BOOST_VERIFY(!pthread_cond_destroy(&cond));
+#endif
}
-
+
+#ifdef BOOST_PTHREAD_HAS_MUTEXATTR_SETTYPE
void lock()
{
BOOST_VERIFY(!pthread_mutex_lock(&m));
@@ -79,25 +112,70 @@ namespace boost
BOOST_ASSERT(!res || res==EBUSY);
return !res;
}
-
typedef pthread_mutex_t* native_handle_type;
native_handle_type native_handle()
{
return &m;
}
+#else
+ void lock()
+ {
+ boost::pthread::pthread_mutex_scoped_lock const local_lock(&m);
+ if(is_locked && pthread_equal(owner,pthread_self()))
+ {
+ ++count;
+ return;
+ }
+
+ while(is_locked)
+ {
+ BOOST_VERIFY(!pthread_cond_wait(&cond,&m));
+ }
+ is_locked=true;
+ ++count;
+ owner=pthread_self();
+ }
+
+ void unlock()
+ {
+ boost::pthread::pthread_mutex_scoped_lock const local_lock(&m);
+ if(!--count)
+ {
+ is_locked=false;
+ }
+ BOOST_VERIFY(!pthread_cond_signal(&cond));
+ }
+
+ bool try_lock()
+ {
+ boost::pthread::pthread_mutex_scoped_lock const local_lock(&m);
+ if(is_locked && !pthread_equal(owner,pthread_self()))
+ {
+ return false;
+ }
+ is_locked=true;
+ ++count;
+ owner=pthread_self();
+ return true;
+ }
+
+#endif
+
typedef unique_lock<recursive_mutex> scoped_lock;
typedef detail::try_lock_wrapper<recursive_mutex> scoped_try_lock;
};
typedef recursive_mutex recursive_try_mutex;
- class recursive_timed_mutex:
- boost::noncopyable
+ class recursive_timed_mutex
{
private:
+ recursive_timed_mutex(recursive_timed_mutex const&);
+ recursive_timed_mutex& operator=(recursive_timed_mutex const&);
+ private:
pthread_mutex_t m;
-#ifndef BOOST_PTHREAD_HAS_TIMEDLOCK
+#ifndef BOOST_USE_PTHREAD_RECURSIVE_TIMEDLOCK
pthread_cond_t cond;
bool is_locked;
pthread_t owner;
@@ -106,7 +184,7 @@ namespace boost
public:
recursive_timed_mutex()
{
-#ifdef BOOST_PTHREAD_HAS_TIMEDLOCK
+#ifdef BOOST_USE_PTHREAD_RECURSIVE_TIMEDLOCK
pthread_mutexattr_t attr;
int const init_attr_res=pthread_mutexattr_init(&attr);
@@ -146,7 +224,7 @@ namespace boost
~recursive_timed_mutex()
{
BOOST_VERIFY(!pthread_mutex_destroy(&m));
-#ifndef BOOST_PTHREAD_HAS_TIMEDLOCK
+#ifndef BOOST_USE_PTHREAD_RECURSIVE_TIMEDLOCK
BOOST_VERIFY(!pthread_cond_destroy(&cond));
#endif
}
@@ -157,7 +235,7 @@ namespace boost
return timed_lock(get_system_time()+relative_time);
}
-#ifdef BOOST_PTHREAD_HAS_TIMEDLOCK
+#ifdef BOOST_USE_PTHREAD_RECURSIVE_TIMEDLOCK
void lock()
{
BOOST_VERIFY(!pthread_mutex_lock(&m));
diff --git a/3rdParty/Boost/src/boost/thread/pthread/shared_mutex.hpp b/3rdParty/Boost/src/boost/thread/pthread/shared_mutex.hpp
index 30440eb..bc26282 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/shared_mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/shared_mutex.hpp
@@ -225,7 +225,7 @@ namespace boost
template<typename TimeDuration>
bool timed_lock_upgrade(TimeDuration const & relative_time)
{
- return timed_lock(get_system_time()+relative_time);
+ return timed_lock_upgrade(get_system_time()+relative_time);
}
bool try_lock_upgrade()
diff --git a/3rdParty/Boost/src/boost/thread/pthread/thread_data.hpp b/3rdParty/Boost/src/boost/thread/pthread/thread_data.hpp
index 730c77c..1bee28b 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/thread_data.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/thread_data.hpp
@@ -12,6 +12,7 @@
#include <boost/thread/mutex.hpp>
#include <boost/optional.hpp>
#include <pthread.h>
+#include <boost/assert.hpp>
#include "condition_variable_fwd.hpp"
#include <map>
@@ -55,6 +56,7 @@ namespace boost
std::map<void const*,boost::detail::tss_data_node> tss_data;
bool interrupt_enabled;
bool interrupt_requested;
+ pthread_mutex_t* cond_mutex;
pthread_cond_t* current_cond;
thread_data_base():
@@ -76,6 +78,8 @@ namespace boost
class interruption_checker
{
thread_data_base* const thread_info;
+ pthread_mutex_t* m;
+ bool set;
void check_for_interruption()
{
@@ -88,23 +92,35 @@ namespace boost
void operator=(interruption_checker&);
public:
- explicit interruption_checker(pthread_cond_t* cond):
- thread_info(detail::get_current_thread_data())
+ explicit interruption_checker(pthread_mutex_t* cond_mutex,pthread_cond_t* cond):
+ thread_info(detail::get_current_thread_data()),m(cond_mutex),
+ set(thread_info && thread_info->interrupt_enabled)
{
- if(thread_info && thread_info->interrupt_enabled)
+ if(set)
{
lock_guard<mutex> guard(thread_info->data_mutex);
check_for_interruption();
+ thread_info->cond_mutex=cond_mutex;
thread_info->current_cond=cond;
+ BOOST_VERIFY(!pthread_mutex_lock(m));
+ }
+ else
+ {
+ BOOST_VERIFY(!pthread_mutex_lock(m));
}
}
~interruption_checker()
{
- if(thread_info && thread_info->interrupt_enabled)
+ if(set)
{
+ BOOST_VERIFY(!pthread_mutex_unlock(m));
lock_guard<mutex> guard(thread_info->data_mutex);
+ thread_info->cond_mutex=NULL;
thread_info->current_cond=NULL;
- check_for_interruption();
+ }
+ else
+ {
+ BOOST_VERIFY(!pthread_mutex_unlock(m));
}
}
};