diff options
Diffstat (limited to 'c/src/exec/posix/src/cancelrun.c')
-rw-r--r-- | c/src/exec/posix/src/cancelrun.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/c/src/exec/posix/src/cancelrun.c b/c/src/exec/posix/src/cancelrun.c new file mode 100644 index 0000000000..e2b74b829a --- /dev/null +++ b/c/src/exec/posix/src/cancelrun.c @@ -0,0 +1,55 @@ +/* + * $Id$ + */ + +#include <pthread.h> +#include <errno.h> + +#include <rtems/system.h> +#include <rtems/score/chain.h> +#include <rtems/score/isr.h> +#include <rtems/score/thread.h> +#include <rtems/score/wkspace.h> +#include <rtems/posix/cancel.h> +#include <rtems/posix/pthread.h> +#include <rtems/posix/threadsup.h> + +/*PAGE + * + * POSIX_Thread_cancel_run + * + */ + +void POSIX_Thread_cancel_run( + Thread_Control *the_thread +) +{ + int old_cancel_state; + POSIX_Cancel_Handler_control *handler; + Chain_Control *handler_stack; + POSIX_API_Control *thread_support; + ISR_Level level; + + thread_support = the_thread->API_Extensions[ THREAD_API_POSIX ]; + + handler_stack = &thread_support->Cancellation_Handlers; + + old_cancel_state = thread_support->cancelability_state; + + thread_support->cancelability_state = PTHREAD_CANCEL_DISABLE; + + while ( !_Chain_Is_empty( handler_stack ) ) { + _ISR_Disable( level ); + handler = (POSIX_Cancel_Handler_control *) _Chain_Tail( handler_stack ); + _Chain_Extract_unprotected( &handler->Node ); + _ISR_Enable( level ); + + (*handler->routine)( handler->arg ); + + _Workspace_Free( handler ); + } + + thread_support->cancelation_requested = 0; + + thread_support->cancelability_state = old_cancel_state; +} |