Added threading primitives, more complete transport API.

3 files changed, 68 insertions, 2 deletions

diff --git a/src/platform/posix/posix_impl.h b/src/platform/posix/posix_impl.h
index 89022e60..60a1d663 100644
--- a/src/platform/posix/posix_impl.h
+++ b/src/platform/posix/posix_impl.h
@@ -36,6 +36,6 @@
 #include "platform/posix/posix_alloc.h"
 #include "platform/posix/posix_clock.h"
 #include "platform/posix/posix_synch.h"
-/* #include "platform/posix/posix_thread.h" */
+#include "platform/posix/posix_thread.h"
 #include "platform/posix/posix_vsnprintf.h"
 #endif
diff --git a/src/platform/posix/posix_synch.h b/src/platform/posix/posix_synch.h
index b3b15fee..94058d32 100644
--- a/src/platform/posix/posix_synch.h
+++ b/src/platform/posix/posix_synch.h
@@ -118,7 +118,6 @@ nni_mutex_tryenter(nni_mutex_t m)
 	return (0);
 }
 
-
 int
 cond_attr(pthread_condattr_t **attrpp)
 {
diff --git a/src/platform/posix/posix_thread.h b/src/platform/posix/posix_thread.h
new file mode 100644
index 00000000..239959f8
--- /dev/null
+++ b/src/platform/posix/posix_thread.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2016 Garrett D'Amore <garrett@damore.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/*
+ * This is more of a direct #include of a .c rather than .h file.
+ * But having it be a .h makes compiler rules work out properly.  Do
+ * not include this more than once into your program, or you will
+ * get multiple symbols defined.
+ */
+
+/*
+ * POSIX threads.
+ */
+
+#include <pthread.h>
+#include <time.h>
+#include <string.h>
+
+struct nni_thread {
+	pthread_t	tid;
+};
+
+int
+nni_thread_create(nni_thread_t *tp, void (*fn)(void *), void *arg)
+{
+	nni_thread_t thr;
+	int rv;
+
+	if ((thr = nni_alloc(sizeof (*thr))) == NULL) {
+		return (NNG_ENOMEM);
+	}
+	if ((rv = pthread_create(&thr->tid, NULL, (void *)fn, arg)) != 0) {
+		nni_free(thr, sizeof (*thr));
+		return (NNG_ENOMEM);
+	}
+	*tp = thr;
+	return (0);
+}
+
+void
+nni_thread_reap(nni_thread_t thr)
+{
+	int rv;
+	if ((rv = pthread_join(thr->tid, NULL)) != 0) {
+		nni_panic("pthread_thread: %s", strerror(errno));
+	}
+	nni_free(thr, sizeof (*thr));
+}