initial import

from
http://www.informit.com/store/programming-with-posix-threads-9780201633924

lifecycle.c

@@ -0,0 +1,36 @@
+/*
+ * lifecycle.c
+ *
+ * Demonstrate the "life cycle" of a typical thread. A thread is
+ * created, and then joined.
+ */
+#include <pthread.h>
+#include "errors.h"
+
+/*
+ * Thread start routine.
+ */
+void *thread_routine (void *arg)
+{
+    return arg;
+}
+
+main (int argc, char *argv[])
+{
+    pthread_t thread_id;
+    void *thread_result;
+    int status;
+
+    status = pthread_create (
+        &thread_id, NULL, thread_routine, NULL);
+    if (status != 0)
+        err_abort (status, "Create thread");
+
+    status = pthread_join (thread_id, &thread_result);
+    if (status != 0)
+        err_abort (status, "Join thread");
+    if (thread_result == NULL)
+        return 0;
+    else
+        return 1;
+}