diff options
Diffstat (limited to 'cpukit/score/src/coremutex.c')
| -rw-r--r-- | cpukit/score/src/coremutex.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/cpukit/score/src/coremutex.c b/cpukit/score/src/coremutex.c index 173418ffc0..4782af01e7 100644 --- a/cpukit/score/src/coremutex.c +++ b/cpukit/score/src/coremutex.c @@ -6,7 +6,7 @@ * This package is the implementation of the Mutex Handler. * This handler provides synchronization and mutual exclusion capabilities. * - * COPYRIGHT (c) 1989-1999. + * COPYRIGHT (c) 1989-2009. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -42,7 +42,7 @@ * Output parameters: NONE */ -void _CORE_mutex_Initialize( +CORE_mutex_Status _CORE_mutex_Initialize( CORE_mutex_Control *the_mutex, CORE_mutex_Attributes *the_mutex_attributes, uint32_t initial_lock @@ -64,6 +64,9 @@ void _CORE_mutex_Initialize( the_mutex->holder_id = _Thread_Executing->Object.id; if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) || _CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) + if ( _Thread_Executing->current_priority < + the_mutex->Attributes.priority_ceiling ) + return CORE_MUTEX_STATUS_CEILING_VIOLATED; _Thread_Executing->resource_count++; } else { the_mutex->nest_count = 0; @@ -78,4 +81,6 @@ void _CORE_mutex_Initialize( STATES_WAITING_FOR_MUTEX, CORE_MUTEX_TIMEOUT ); + + return CORE_MUTEX_STATUS_SUCCESSFUL; } |