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authorJoel Sherrill <joel.sherrill@OARcorp.com>1999-11-02 18:47:06 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>1999-11-02 18:47:06 +0000
commitdb7f70a3271346eb2130570fd21f07e96af537e6 (patch)
tree7610348f2a6fbe891fdbb19c8b46380a0845605a /cpukit/posix/src/setcancelstate.c
parentMissed these in the initial split up. (diff)
downloadrtems-db7f70a3271346eb2130570fd21f07e96af537e6.tar.bz2
Split cancel.c into multiple files.
Diffstat (limited to 'cpukit/posix/src/setcancelstate.c')
-rw-r--r--cpukit/posix/src/setcancelstate.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/cpukit/posix/src/setcancelstate.c b/cpukit/posix/src/setcancelstate.c
new file mode 100644
index 0000000000..bb1c014ade
--- /dev/null
+++ b/cpukit/posix/src/setcancelstate.c
@@ -0,0 +1,46 @@
+/*
+ * $Id$
+ */
+
+#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
+ *
+ * 18.2.2 Setting Cancelability State, P1003.1c/Draft 10, p. 183
+ */
+
+int pthread_setcancelstate(
+ int state,
+ int *oldstate
+)
+{
+ POSIX_API_Control *thread_support;
+
+ if ( !oldstate )
+ return EINVAL;
+
+ if ( state != PTHREAD_CANCEL_ENABLE && state != PTHREAD_CANCEL_DISABLE )
+ return EINVAL;
+
+ thread_support = _Thread_Executing->API_Extensions[ THREAD_API_POSIX ];
+
+ *oldstate = thread_support->cancelability_state;
+ thread_support->cancelability_state = state;
+
+ if ( thread_support->cancelability_state == PTHREAD_CANCEL_ENABLE &&
+ thread_support->cancelability_type == PTHREAD_CANCEL_ASYNCHRONOUS &&
+ thread_support->cancelation_requested )
+ POSIX_Thread_cancel_run( _Thread_Executing );
+
+ return 0;
+}