1 files changed, 35 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libpthread/pthread_cancel.c b/mdk-stage1/dietlibc/libpthread/pthread_cancel.c
new file mode 100644
index 000000000..4c87a3ed1
--- /dev/null
+++ b/mdk-stage1/dietlibc/libpthread/pthread_cancel.c
@@ -0,0 +1,35 @@
+#include <unistd.h>
+#include <errno.h>
+
+#include <pthread.h>
+#include "thread_internal.h"
+
+int pthread_cancel(pthread_t th)
+{
+  pthread_t j;
+  _pthread_descr thread;
+
+  __THREAD_INIT();
+
+  j=__find_thread_id(th);
+
+  if (j==-1) {
+    (*(__errno_location()))=ESRCH;
+    return -1;
+  }
+  thread = __get_thread_struct(j);
+
+  if (thread==0) {
+    (*(__errno_location()))=ESRCH;
+    return -1;
+  }
+
+  if (thread->cancelstate!=PTHREAD_CANCEL_DISABLE) {
+    thread->canceled=1;
+    if (thread->canceltype!=PTHREAD_CANCEL_DEFERRED) {
+      kill(thread->pid,SIGHUP);
+    }
+  }
+
+  return 0;
+}