diff options
| -rw-r--r-- | cancel.c | 49 | 
1 files changed, 49 insertions, 0 deletions
diff --git a/cancel.c b/cancel.c new file mode 100644 index 0000000..72c41ad --- /dev/null +++ b/cancel.c @@ -0,0 +1,49 @@ +/* + * cancel.c + * + * Description: + * POSIX thread functions related to thread cancellation. + */ + +#include "pthread.h" + +int +pthread_setcancelstate(int state, +		       int *oldstate) +{ +  _pthread_threads_thread_t * this = *_PTHREAD_THIS; + +  /* Validate the new cancellation state. */ +  if (state != PTHREAD_CANCEL_ENABLE || state != PTHREAD_CANCEL_DISABLE) +    { +      return EINVAL; +    } + +  if (oldstate != NULL) +    { +      *oldstate = this->cancelability; +    } + +  this->cancelability = state; +  return 0; +} + +int +pthread_setcanceltype(int type, int *oldtype) +{ +  _pthread_threads_thread_t * this = *_PTHREAD_THIS; + +  /* Validate the new cancellation type. */ +  if (type != PTHREAD_CANCEL_DEFERRED || type != PTHREAD_CANCEL_ASYNCHRONOUS) +    { +      return EINVAL; +    } + +  if (oldtype != NULL) +    { +      *oldtype = this->canceltype; +    } + +  this->canceltype = type; +  return 0; +}  | 
