boostorg/smart_ptr
1
0
Fork 1
mirror of https://github.com/boostorg/smart_ptr.git synced 2025-07-30 20:57:21 +02:00
Code Issues Packages Projects Releases Wiki Activity

Check return values of pthread_* calls with BOOST_VERIFY, per #8898

Browse Source
This commit is contained in:
Peter Dimov
2013-12-12 02:36:33 +02:00
parent 4c8a558982
commit bba3b446bd
1 changed files with 16 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
include/boost/smart_ptr/detail/sp_counted_base_pt.hpp
View File

@ -19,6 +19,7 @@
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/assert.hpp>
#include <pthread.h>
namespace boost
@ -46,15 +47,15 @@ public:
// HPUX 10.20 / DCE has a nonstandard pthread_mutex_init
#if defined(__hpux) && defined(_DECTHREADS_)
pthread_mutex_init( &m_, pthread_mutexattr_default );
BOOST_VERIFY( pthread_mutex_init( &m_, pthread_mutexattr_default ) == 0 );
#else
pthread_mutex_init( &m_, 0 );
BOOST_VERIFY( pthread_mutex_init( &m_, 0 ) == 0 );
#endif
}
virtual ~sp_counted_base() // nothrow
{
pthread_mutex_destroy( &m_ );
BOOST_VERIFY( pthread_mutex_destroy( &m_ ) == 0 );
}
// dispose() is called when use_count_ drops to zero, to release
@ -74,24 +75,24 @@ public:
void add_ref_copy()
{
pthread_mutex_lock( &m_ );
BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
++use_count_;
pthread_mutex_unlock( &m_ );
BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
}
bool add_ref_lock() // true on success
{
pthread_mutex_lock( &m_ );
BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
bool r = use_count_ == 0? false: ( ++use_count_, true );
pthread_mutex_unlock( &m_ );
BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
return r;
}
void release() // nothrow
{
pthread_mutex_lock( &m_ );
BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
long new_use_count = --use_count_;
pthread_mutex_unlock( &m_ );
BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
if( new_use_count == 0 )
{
@ -102,16 +103,16 @@ public:
void weak_add_ref() // nothrow
{
pthread_mutex_lock( &m_ );
BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
++weak_count_;
pthread_mutex_unlock( &m_ );
BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
}
void weak_release() // nothrow
{
pthread_mutex_lock( &m_ );
BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
long new_weak_count = --weak_count_;
pthread_mutex_unlock( &m_ );
BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
if( new_weak_count == 0 )
{
@ -121,9 +122,9 @@ public:
long use_count() const // nothrow
{
pthread_mutex_lock( &m_ );
BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
long r = use_count_;
pthread_mutex_unlock( &m_ );
BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
return r;
}