1998-07-24 Ben Elliston <bje@cygnus.com>

	* cancel.c: New file.

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;
+}