1 files changed, 78 insertions, 0 deletions
diff --git a/src/core/support/thd_posix.c b/src/core/support/thd_posix.c
new file mode 100644
index 0000000000..c86eea415d
--- /dev/null
+++ b/src/core/support/thd_posix.c
@@ -0,0 +1,78 @@
+/*
+ *
+ * Copyright 2014, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/* Posix implementation for gpr threads. */
+
+#include <pthread.h>
+#include <stdlib.h>
+#include <string.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/thd.h>
+
+struct thd_arg {
+  void (*body)(void *arg); /* body of a thread */
+  void *arg;               /* argument to a thread */
+};
+
+/* Body of every thread started via gpr_thd_new. */
+static void *thread_body(void *v) {
+  struct thd_arg a = *(struct thd_arg *)v;
+  gpr_free(v);
+  (*a.body)(a.arg);
+  return NULL;
+}
+
+int gpr_thd_new(gpr_thd_id *t, void (*thd_body)(void *arg), void *arg,
+                const gpr_thd_options *options) {
+  int thread_started;
+  pthread_attr_t attr;
+  struct thd_arg *a = gpr_malloc(sizeof(*a));
+  a->body = thd_body;
+  a->arg = arg;
+
+  GPR_ASSERT(pthread_attr_init(&attr) == 0);
+  GPR_ASSERT(pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED) == 0);
+  thread_started = (pthread_create(t, &attr, &thread_body, a) == 0);
+  GPR_ASSERT(pthread_attr_destroy(&attr) == 0);
+  if (!thread_started) {
+    gpr_free(a);
+  }
+  return thread_started;
+}
+
+gpr_thd_options gpr_thd_options_default(void) {
+  gpr_thd_options options;
+  memset(&options, 0, sizeof(options));
+  return options;
+}