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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/win32
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/win32')
-rw-r--r--3rdParty/Boost/src/boost/thread/win32/mutex.hpp8
-rw-r--r--3rdParty/Boost/src/boost/thread/win32/once.hpp125
-rw-r--r--3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp8
-rw-r--r--3rdParty/Boost/src/boost/thread/win32/shared_mutex.hpp67
-rw-r--r--3rdParty/Boost/src/boost/thread/win32/thread_data.hpp7
-rw-r--r--3rdParty/Boost/src/boost/thread/win32/thread_primitives.hpp8
6 files changed, 152 insertions, 71 deletions
diff --git a/3rdParty/Boost/src/boost/thread/win32/mutex.hpp b/3rdParty/Boost/src/boost/thread/win32/mutex.hpp
index efe6241..d59fbfa 100644
--- a/3rdParty/Boost/src/boost/thread/win32/mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/mutex.hpp
@@ -20,9 +20,11 @@ namespace boost
}
class mutex:
- boost::noncopyable,
public ::boost::detail::underlying_mutex
{
+ private:
+ mutex(mutex const&);
+ mutex& operator=(mutex const&);
public:
mutex()
{
@@ -40,9 +42,11 @@ namespace boost
typedef mutex try_mutex;
class timed_mutex:
- boost::noncopyable,
public ::boost::detail::basic_timed_mutex
{
+ private:
+ timed_mutex(timed_mutex const&);
+ timed_mutex& operator=(timed_mutex const&);
public:
timed_mutex()
{
diff --git a/3rdParty/Boost/src/boost/thread/win32/once.hpp b/3rdParty/Boost/src/boost/thread/win32/once.hpp
index c25f9ab..e1b1843 100644
--- a/3rdParty/Boost/src/boost/thread/win32/once.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/once.hpp
@@ -34,42 +34,85 @@ namespace boost
{
long status;
long count;
- long throw_count;
- void* event_handle;
+ };
+
+#define BOOST_ONCE_INIT {0,0}
+
+ namespace detail
+ {
+#ifdef BOOST_NO_ANSI_APIS
+ typedef wchar_t once_char_type;
+#else
+ typedef char once_char_type;
+#endif
+ unsigned const once_mutex_name_fixed_length=54;
+ unsigned const once_mutex_name_length=once_mutex_name_fixed_length+
+ sizeof(void*)*2+sizeof(unsigned long)*2+1;
- ~once_flag()
+ template <class I>
+ void int_to_string(I p, once_char_type* buf)
{
- if(count)
+ for(unsigned i=0; i < sizeof(I)*2; ++i,++buf)
{
- BOOST_ASSERT(count==throw_count);
+#ifdef BOOST_NO_ANSI_APIS
+ once_char_type const a=L'A';
+#else
+ once_char_type const a='A';
+#endif
+ *buf = a + static_cast<once_char_type>((p >> (i*4)) & 0x0f);
}
+ *buf = 0;
+ }
+
+ inline void name_once_mutex(once_char_type* mutex_name,void* flag_address)
+ {
+#ifdef BOOST_NO_ANSI_APIS
+ static const once_char_type fixed_mutex_name[]=L"Local\\{C15730E2-145C-4c5e-B005-3BC753F42475}-once-flag";
+#else
+ static const once_char_type fixed_mutex_name[]="Local\\{C15730E2-145C-4c5e-B005-3BC753F42475}-once-flag";
+#endif
+ BOOST_STATIC_ASSERT(sizeof(fixed_mutex_name) ==
+ (sizeof(once_char_type)*(once_mutex_name_fixed_length+1)));
- void* const old_event=BOOST_INTERLOCKED_EXCHANGE_POINTER(&event_handle,0);
- if(old_event)
+ std::memcpy(mutex_name,fixed_mutex_name,sizeof(fixed_mutex_name));
+ detail::int_to_string(reinterpret_cast<std::ptrdiff_t>(flag_address),
+ mutex_name + once_mutex_name_fixed_length);
+ detail::int_to_string(win32::GetCurrentProcessId(),
+ mutex_name + once_mutex_name_fixed_length + sizeof(void*)*2);
+ }
+
+ inline void* open_once_event(once_char_type* mutex_name,void* flag_address)
+ {
+ if(!*mutex_name)
{
- ::boost::detail::win32::CloseHandle(old_event);
+ name_once_mutex(mutex_name,flag_address);
}
+
+#ifdef BOOST_NO_ANSI_APIS
+ return ::boost::detail::win32::OpenEventW(
+#else
+ return ::boost::detail::win32::OpenEventA(
+#endif
+ ::boost::detail::win32::synchronize |
+ ::boost::detail::win32::event_modify_state,
+ false,
+ mutex_name);
}
- };
-#define BOOST_ONCE_INIT {0,0,0,0}
-
- namespace detail
- {
- inline void* allocate_event_handle(void*& handle)
+ inline void* create_once_event(once_char_type* mutex_name,void* flag_address)
{
- void* const new_handle=::boost::detail::win32::create_anonymous_event(
- ::boost::detail::win32::manual_reset_event,
- ::boost::detail::win32::event_initially_reset);
-
- void* event_handle=BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(&handle,
- new_handle,0);
- if(event_handle)
+ if(!*mutex_name)
{
- ::boost::detail::win32::CloseHandle(new_handle);
- return event_handle;
+ name_once_mutex(mutex_name,flag_address);
}
- return new_handle;
+#ifdef BOOST_NO_ANSI_APIS
+ return ::boost::detail::win32::CreateEventW(
+#else
+ return ::boost::detail::win32::CreateEventA(
+#endif
+ 0,::boost::detail::win32::manual_reset_event,
+ ::boost::detail::win32::event_initially_reset,
+ mutex_name);
}
}
@@ -83,8 +126,9 @@ namespace boost
long const running_value=0x7f0725e3;
long status;
bool counted=false;
- void* event_handle=0;
- long throw_count=0;
+ detail::win32::handle_manager event_handle;
+ detail::once_char_type mutex_name[detail::once_mutex_name_length];
+ mutex_name[0]=0;
while((status=::boost::detail::interlocked_read_acquire(&flag.status))
!=function_complete_flag_value)
@@ -96,7 +140,7 @@ namespace boost
{
if(!event_handle)
{
- event_handle=::boost::detail::interlocked_read_acquire(&flag.event_handle);
+ event_handle=detail::open_once_event(mutex_name,&flag);
}
if(event_handle)
{
@@ -112,25 +156,20 @@ namespace boost
if(!event_handle &&
(::boost::detail::interlocked_read_acquire(&flag.count)>1))
{
- event_handle=::boost::detail::allocate_event_handle(flag.event_handle);
+ event_handle=detail::create_once_event(mutex_name,&flag);
}
if(event_handle)
{
::boost::detail::win32::SetEvent(event_handle);
}
- throw_count=::boost::detail::interlocked_read_acquire(&flag.throw_count);
break;
}
catch(...)
{
- if(counted)
- {
- BOOST_INTERLOCKED_INCREMENT(&flag.throw_count);
- }
BOOST_INTERLOCKED_EXCHANGE(&flag.status,0);
if(!event_handle)
{
- event_handle=::boost::detail::interlocked_read_acquire(&flag.event_handle);
+ event_handle=detail::open_once_event(mutex_name,&flag);
}
if(event_handle)
{
@@ -149,31 +188,15 @@ namespace boost
{
break;
}
- event_handle=::boost::detail::interlocked_read_acquire(&flag.event_handle);
if(!event_handle)
{
- event_handle=::boost::detail::allocate_event_handle(flag.event_handle);
+ event_handle=detail::create_once_event(mutex_name,&flag);
continue;
}
}
BOOST_VERIFY(!::boost::detail::win32::WaitForSingleObject(
event_handle,::boost::detail::win32::infinite));
}
- if(counted || throw_count)
- {
- if(!BOOST_INTERLOCKED_EXCHANGE_ADD(&flag.count,(counted?-1:0)-throw_count))
- {
- if(!event_handle)
- {
- event_handle=::boost::detail::interlocked_read_acquire(&flag.event_handle);
- }
- if(event_handle)
- {
- BOOST_INTERLOCKED_EXCHANGE_POINTER(&flag.event_handle,0);
- ::boost::detail::win32::CloseHandle(event_handle);
- }
- }
- }
}
}
diff --git a/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp b/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp
index 2360a92..e83d3bc 100644
--- a/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/recursive_mutex.hpp
@@ -20,9 +20,11 @@
namespace boost
{
class recursive_mutex:
- boost::noncopyable,
public ::boost::detail::basic_recursive_mutex
{
+ private:
+ recursive_mutex(recursive_mutex const&);
+ recursive_mutex& operator=(recursive_mutex const&);
public:
recursive_mutex()
{
@@ -40,9 +42,11 @@ namespace boost
typedef recursive_mutex recursive_try_mutex;
class recursive_timed_mutex:
- boost::noncopyable,
public ::boost::detail::basic_recursive_timed_mutex
{
+ private:
+ recursive_timed_mutex(recursive_timed_mutex const&);
+ recursive_timed_mutex& operator=(recursive_timed_mutex const&);
public:
recursive_timed_mutex()
{
diff --git a/3rdParty/Boost/src/boost/thread/win32/shared_mutex.hpp b/3rdParty/Boost/src/boost/thread/win32/shared_mutex.hpp
index 58e8093..58fc622 100644
--- a/3rdParty/Boost/src/boost/thread/win32/shared_mutex.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/shared_mutex.hpp
@@ -19,10 +19,12 @@
namespace boost
{
- class shared_mutex:
- private boost::noncopyable
+ class shared_mutex
{
private:
+ shared_mutex(shared_mutex const&);
+ shared_mutex& operator=(shared_mutex const&);
+ private:
struct state_data
{
unsigned shared_count:11,
@@ -49,33 +51,35 @@ namespace boost
return *reinterpret_cast<T const*>(&res);
}
+ enum
+ {
+ unlock_sem = 0,
+ exclusive_sem = 1
+ };
+
state_data state;
detail::win32::handle semaphores[2];
- detail::win32::handle &unlock_sem;
- detail::win32::handle &exclusive_sem;
detail::win32::handle upgrade_sem;
void release_waiters(state_data old_state)
{
if(old_state.exclusive_waiting)
{
- BOOST_VERIFY(detail::win32::ReleaseSemaphore(exclusive_sem,1,0)!=0);
+ BOOST_VERIFY(detail::win32::ReleaseSemaphore(semaphores[exclusive_sem],1,0)!=0);
}
if(old_state.shared_waiting || old_state.exclusive_waiting)
{
- BOOST_VERIFY(detail::win32::ReleaseSemaphore(unlock_sem,old_state.shared_waiting + (old_state.exclusive_waiting?1:0),0)!=0);
+ BOOST_VERIFY(detail::win32::ReleaseSemaphore(semaphores[unlock_sem],old_state.shared_waiting + (old_state.exclusive_waiting?1:0),0)!=0);
}
}
public:
- shared_mutex():
- unlock_sem(semaphores[0]),
- exclusive_sem(semaphores[1])
+ shared_mutex()
{
- unlock_sem=detail::win32::create_anonymous_semaphore(0,LONG_MAX);
- exclusive_sem=detail::win32::create_anonymous_semaphore(0,LONG_MAX);
+ semaphores[unlock_sem]=detail::win32::create_anonymous_semaphore(0,LONG_MAX);
+ semaphores[exclusive_sem]=detail::win32::create_anonymous_semaphore(0,LONG_MAX);
upgrade_sem=detail::win32::create_anonymous_semaphore(0,LONG_MAX);
state_data state_={0};
state=state_;
@@ -84,8 +88,8 @@ namespace boost
~shared_mutex()
{
detail::win32::CloseHandle(upgrade_sem);
- detail::win32::CloseHandle(unlock_sem);
- detail::win32::CloseHandle(exclusive_sem);
+ detail::win32::CloseHandle(semaphores[unlock_sem]);
+ detail::win32::CloseHandle(semaphores[exclusive_sem]);
}
bool try_lock_shared()
@@ -97,6 +101,10 @@ namespace boost
if(!new_state.exclusive && !new_state.exclusive_waiting_blocked)
{
++new_state.shared_count;
+ if(!new_state.shared_count)
+ {
+ return false;
+ }
}
state_data const current_state=interlocked_compare_exchange(&state,new_state,old_state);
@@ -131,10 +139,18 @@ namespace boost
if(new_state.exclusive || new_state.exclusive_waiting_blocked)
{
++new_state.shared_waiting;
+ if(!new_state.shared_waiting)
+ {
+ boost::throw_exception(boost::lock_error());
+ }
}
else
{
++new_state.shared_count;
+ if(!new_state.shared_count)
+ {
+ boost::throw_exception(boost::lock_error());
+ }
}
state_data const current_state=interlocked_compare_exchange(&state,new_state,old_state);
@@ -150,7 +166,7 @@ namespace boost
return true;
}
- unsigned long const res=detail::win32::WaitForSingleObject(unlock_sem,::boost::detail::get_milliseconds_until(wait_until));
+ unsigned long const res=detail::win32::WaitForSingleObject(semaphores[unlock_sem],::boost::detail::get_milliseconds_until(wait_until));
if(res==detail::win32::timeout)
{
for(;;)
@@ -166,6 +182,10 @@ namespace boost
else
{
++new_state.shared_count;
+ if(!new_state.shared_count)
+ {
+ return false;
+ }
}
state_data const current_state=interlocked_compare_exchange(&state,new_state,old_state);
@@ -282,6 +302,11 @@ namespace boost
if(new_state.shared_count || new_state.exclusive)
{
++new_state.exclusive_waiting;
+ if(!new_state.exclusive_waiting)
+ {
+ boost::throw_exception(boost::lock_error());
+ }
+
new_state.exclusive_waiting_blocked=true;
}
else
@@ -374,10 +399,18 @@ namespace boost
if(new_state.exclusive || new_state.exclusive_waiting_blocked || new_state.upgrade)
{
++new_state.shared_waiting;
+ if(!new_state.shared_waiting)
+ {
+ boost::throw_exception(boost::lock_error());
+ }
}
else
{
++new_state.shared_count;
+ if(!new_state.shared_count)
+ {
+ boost::throw_exception(boost::lock_error());
+ }
new_state.upgrade=true;
}
@@ -394,7 +427,7 @@ namespace boost
return;
}
- BOOST_VERIFY(!detail::win32::WaitForSingleObject(unlock_sem,detail::win32::infinite));
+ BOOST_VERIFY(!detail::win32::WaitForSingleObject(semaphores[unlock_sem],detail::win32::infinite));
}
}
@@ -411,6 +444,10 @@ namespace boost
else
{
++new_state.shared_count;
+ if(!new_state.shared_count)
+ {
+ return false;
+ }
new_state.upgrade=true;
}
diff --git a/3rdParty/Boost/src/boost/thread/win32/thread_data.hpp b/3rdParty/Boost/src/boost/thread/win32/thread_data.hpp
index 1a6a1e0..c86b0fa 100644
--- a/3rdParty/Boost/src/boost/thread/win32/thread_data.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/thread_data.hpp
@@ -144,6 +144,11 @@ namespace boost
start(0),milliseconds(~uintmax_t(0)),relative(true)
{}
};
+
+ inline unsigned long pin_to_zero(long value)
+ {
+ return (value<0)?0u:(unsigned long)value;
+ }
}
namespace this_thread
@@ -163,7 +168,7 @@ namespace boost
template<typename TimeDuration>
inline void sleep(TimeDuration const& rel_time)
{
- interruptible_wait(static_cast<unsigned long>(rel_time.total_milliseconds()));
+ interruptible_wait(detail::pin_to_zero(rel_time.total_milliseconds()));
}
inline void sleep(system_time const& abs_time)
{
diff --git a/3rdParty/Boost/src/boost/thread/win32/thread_primitives.hpp b/3rdParty/Boost/src/boost/thread/win32/thread_primitives.hpp
index 2359c38..9b20e86 100644
--- a/3rdParty/Boost/src/boost/thread/win32/thread_primitives.hpp
+++ b/3rdParty/Boost/src/boost/thread/win32/thread_primitives.hpp
@@ -31,14 +31,18 @@ namespace boost
unsigned const infinite=INFINITE;
unsigned const timeout=WAIT_TIMEOUT;
handle const invalid_handle_value=INVALID_HANDLE_VALUE;
+ unsigned const event_modify_state=EVENT_MODIFY_STATE;
+ unsigned const synchronize=SYNCHRONIZE;
# ifdef BOOST_NO_ANSI_APIS
using ::CreateMutexW;
using ::CreateEventW;
+ using ::OpenEventW;
using ::CreateSemaphoreW;
# else
using ::CreateMutexA;
using ::CreateEventA;
+ using ::OpenEventA;
using ::CreateSemaphoreA;
# endif
using ::CloseHandle;
@@ -100,6 +104,8 @@ namespace boost
unsigned const infinite=~0U;
unsigned const timeout=258U;
handle const invalid_handle_value=(handle)(-1);
+ unsigned const event_modify_state=2;
+ unsigned const synchronize=0x100000u;
extern "C"
{
@@ -108,10 +114,12 @@ namespace boost
__declspec(dllimport) void* __stdcall CreateMutexW(_SECURITY_ATTRIBUTES*,int,wchar_t const*);
__declspec(dllimport) void* __stdcall CreateSemaphoreW(_SECURITY_ATTRIBUTES*,long,long,wchar_t const*);
__declspec(dllimport) void* __stdcall CreateEventW(_SECURITY_ATTRIBUTES*,int,int,wchar_t const*);
+ __declspec(dllimport) void* __stdcall OpenEventW(unsigned long,int,wchar_t const*);
# else
__declspec(dllimport) void* __stdcall CreateMutexA(_SECURITY_ATTRIBUTES*,int,char const*);
__declspec(dllimport) void* __stdcall CreateSemaphoreA(_SECURITY_ATTRIBUTES*,long,long,char const*);
__declspec(dllimport) void* __stdcall CreateEventA(_SECURITY_ATTRIBUTES*,int,int,char const*);
+ __declspec(dllimport) void* __stdcall OpenEventA(unsigned long,int,char const*);
# endif
__declspec(dllimport) int __stdcall CloseHandle(void*);
__declspec(dllimport) int __stdcall ReleaseMutex(void*);