diff options
Diffstat (limited to 'source/cSemaphore.cpp')
| -rw-r--r-- | source/cSemaphore.cpp | 182 |
1 files changed, 91 insertions, 91 deletions
diff --git a/source/cSemaphore.cpp b/source/cSemaphore.cpp index 6fe8f6d5b..468de6858 100644 --- a/source/cSemaphore.cpp +++ b/source/cSemaphore.cpp @@ -1,91 +1,91 @@ -
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-
-
-
-
-cSemaphore::cSemaphore( unsigned int a_MaxCount, unsigned int a_InitialCount /* = 0 */ )
-#ifndef _WIN32
- : m_bNamed( false )
-#endif
-{
-#ifndef _WIN32
- (void)a_MaxCount;
- m_Handle = new sem_t;
- if (sem_init( (sem_t*)m_Handle, 0, 0))
- {
- LOG("WARNING cSemaphore: Could not create unnamed semaphore, fallback to named.");
- delete (sem_t*)m_Handle; // named semaphores return their own address
- m_bNamed = true;
-
- AString Name;
- Printf(Name, "cSemaphore%p", this );
- m_Handle = sem_open(Name.c_str(), O_CREAT, 777, a_InitialCount);
- if( m_Handle == SEM_FAILED )
- {
- LOG("ERROR: Could not create Semaphore. (%i)", errno );
- }
- else
- {
- if( sem_unlink(Name.c_str()) != 0 )
- {
- LOG("ERROR: Could not unlink cSemaphore. (%i)", errno);
- }
- }
- }
-#else
- m_Handle = CreateSemaphore(
- NULL, // security attribute
- a_InitialCount, // initial count
- a_MaxCount, // maximum count
- 0 // name (optional)
- );
-#endif
-}
-
-cSemaphore::~cSemaphore()
-{
-#ifdef _WIN32
- CloseHandle( m_Handle );
-#else
- if( m_bNamed )
- {
- if( sem_close( (sem_t*)m_Handle ) != 0 )
- {
- LOG("ERROR: Could not close cSemaphore. (%i)", errno);
- }
- }
- else
- {
- sem_destroy( (sem_t*)m_Handle );
- delete (sem_t*)m_Handle;
- }
- m_Handle = 0;
-
-#endif
-}
-
-void cSemaphore::Wait()
-{
-#ifndef _WIN32
- if( sem_wait( (sem_t*)m_Handle ) != 0)
- {
- LOG("ERROR: Could not wait for cSemaphore. (%i)", errno);
- }
-#else
- WaitForSingleObject( m_Handle, INFINITE);
-#endif
-}
-
-void cSemaphore::Signal()
-{
-#ifndef _WIN32
- if( sem_post( (sem_t*)m_Handle ) != 0 )
- {
- LOG("ERROR: Could not signal cSemaphore. (%i)", errno);
- }
-#else
- ReleaseSemaphore( m_Handle, 1, NULL );
-#endif
-}
+ +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + + + + + +cSemaphore::cSemaphore( unsigned int a_MaxCount, unsigned int a_InitialCount /* = 0 */ ) +#ifndef _WIN32 + : m_bNamed( false ) +#endif +{ +#ifndef _WIN32 + (void)a_MaxCount; + m_Handle = new sem_t; + if (sem_init( (sem_t*)m_Handle, 0, 0)) + { + LOG("WARNING cSemaphore: Could not create unnamed semaphore, fallback to named."); + delete (sem_t*)m_Handle; // named semaphores return their own address + m_bNamed = true; + + AString Name; + Printf(Name, "cSemaphore%p", this ); + m_Handle = sem_open(Name.c_str(), O_CREAT, 777, a_InitialCount); + if( m_Handle == SEM_FAILED ) + { + LOG("ERROR: Could not create Semaphore. (%i)", errno ); + } + else + { + if( sem_unlink(Name.c_str()) != 0 ) + { + LOG("ERROR: Could not unlink cSemaphore. (%i)", errno); + } + } + } +#else + m_Handle = CreateSemaphore( + NULL, // security attribute + a_InitialCount, // initial count + a_MaxCount, // maximum count + 0 // name (optional) + ); +#endif +} + +cSemaphore::~cSemaphore() +{ +#ifdef _WIN32 + CloseHandle( m_Handle ); +#else + if( m_bNamed ) + { + if( sem_close( (sem_t*)m_Handle ) != 0 ) + { + LOG("ERROR: Could not close cSemaphore. (%i)", errno); + } + } + else + { + sem_destroy( (sem_t*)m_Handle ); + delete (sem_t*)m_Handle; + } + m_Handle = 0; + +#endif +} + +void cSemaphore::Wait() +{ +#ifndef _WIN32 + if( sem_wait( (sem_t*)m_Handle ) != 0) + { + LOG("ERROR: Could not wait for cSemaphore. (%i)", errno); + } +#else + WaitForSingleObject( m_Handle, INFINITE); +#endif +} + +void cSemaphore::Signal() +{ +#ifndef _WIN32 + if( sem_post( (sem_t*)m_Handle ) != 0 ) + { + LOG("ERROR: Could not signal cSemaphore. (%i)", errno); + } +#else + ReleaseSemaphore( m_Handle, 1, NULL ); +#endif +} |