deps: upgrade libuv to 1.9.1

Fixes: https://github.com/nodejs/node/issues/4002
Fixes: https://github.com/nodejs/node/issues/5384
Fixes: https://github.com/nodejs/node/issues/6563
Refs: https://github.com/nodejs/node/issues/2680#issuecomment-213521708
PR-URL: https://github.com/nodejs/node/pull/6796
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Johan Bergström <bugs@bergstroem.nu>
Reviewed-By: Myles Borins <myles.borins@gmail.com>

1 files changed, 64 insertions, 0 deletions

diff --git a/deps/uv/include/pthread-barrier.h b/deps/uv/include/pthread-barrier.h
new file mode 100644
index 0000000000..084e1c2d55
--- /dev/null
+++ b/deps/uv/include/pthread-barrier.h
@@ -0,0 +1,64 @@
+/*
+Copyright (c) 2016, Kari Tristan Helgason <kthelgason@gmail.com>
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#ifndef _UV_PTHREAD_BARRIER_
+#define _UV_PTHREAD_BARRIER_
+#include <errno.h>
+#include <pthread.h>
+#include <semaphore.h> /* sem_t */
+
+#define PTHREAD_BARRIER_SERIAL_THREAD  0x12345
+
+/*
+ * To maintain ABI compatibility with
+ * libuv v1.x struct is padded according
+ * to target platform
+ */
+#if defined(__ANDROID__)
+# define UV_BARRIER_STRUCT_PADDING \
+  sizeof(pthread_mutex_t) + \
+  sizeof(pthread_cond_t) + \
+  sizeof(unsigned int) - \
+  sizeof(void *)
+#elif defined(__APPLE__)
+# define UV_BARRIER_STRUCT_PADDING \
+  sizeof(pthread_mutex_t) + \
+  2 * sizeof(sem_t) + \
+  2 * sizeof(unsigned int) - \
+  sizeof(void *)
+#endif
+
+typedef struct {
+  pthread_mutex_t  mutex;
+  pthread_cond_t   cond;
+  unsigned         threshold;
+  unsigned         in;
+  unsigned         out;
+} _uv_barrier;
+
+typedef struct {
+  _uv_barrier* b;
+  char _pad[UV_BARRIER_STRUCT_PADDING];
+} pthread_barrier_t;
+
+int pthread_barrier_init(pthread_barrier_t* barrier,
+                         const void* barrier_attr,
+                         unsigned count);
+
+int pthread_barrier_wait(pthread_barrier_t* barrier);
+int pthread_barrier_destroy(pthread_barrier_t *barrier);
+
+#endif /* _UV_PTHREAD_BARRIER_ */