Split cancel.c into multiple files.

1 files changed, 47 insertions, 0 deletions

diff --git a/cpukit/posix/src/cleanuppush.c b/cpukit/posix/src/cleanuppush.c
new file mode 100644
index 0000000000..3dec1e6790
--- /dev/null
+++ b/cpukit/posix/src/cleanuppush.c
@@ -0,0 +1,47 @@
+/*
+ *  $Id$
+ */
+
+#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
+ *
+ *  18.2.3.1 Establishing Cancellation Handlers, P1003.1c/Draft 10, p. 184
+ */
+
+void pthread_cleanup_push(
+  void   (*routine)( void * ),
+  void    *arg
+)
+{
+  POSIX_Cancel_Handler_control      *handler;
+  Chain_Control                     *handler_stack;
+  POSIX_API_Control                 *thread_support;
+  
+  if ( !routine )
+    return;          /* XXX what to do really? */ 
+
+  handler = _Workspace_Allocate( sizeof( POSIX_Cancel_Handler_control ) );
+
+  if ( !handler )
+    return;          /* XXX what to do really? */ 
+
+  thread_support = _Thread_Executing->API_Extensions[ THREAD_API_POSIX ];
+
+  handler_stack = &thread_support->Cancellation_Handlers;
+
+  handler->routine = routine;
+  handler->arg = arg;
+
+  _Chain_Append( handler_stack, &handler->Node );
+}