deps: update libuv to version 1.6.0

Fixes: https://github.com/joyent/node/issues/9310
PR-URL: https://github.com/nodejs/io.js/pull/1889
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

1 files changed, 92 insertions, 5 deletions

diff --git a/deps/uv/src/unix/core.c b/deps/uv/src/unix/core.c
index 6f284ffa7a..cfb7630436 100644
--- a/deps/uv/src/unix/core.c
+++ b/deps/uv/src/unix/core.c
@@ -38,6 +38,7 @@
 #include <limits.h> /* INT_MAX, PATH_MAX */
 #include <sys/uio.h> /* writev */
 #include <sys/resource.h> /* getrusage */
+#include <pwd.h>
 
 #ifdef __linux__
 # include <sys/ioctl.h>
@@ -282,6 +283,9 @@ int uv_backend_timeout(const uv_loop_t* loop) {
   if (!QUEUE_EMPTY(&loop->idle_handles))
     return 0;
 
+  if (!QUEUE_EMPTY(&loop->pending_queue))
+    return 0;
+
   if (loop->closing_handles)
     return 0;
 
@@ -696,16 +700,20 @@ int uv_fileno(const uv_handle_t* handle, uv_os_fd_t* fd) {
 
 static int uv__run_pending(uv_loop_t* loop) {
   QUEUE* q;
+  QUEUE pq;
   uv__io_t* w;
 
   if (QUEUE_EMPTY(&loop->pending_queue))
     return 0;
 
-  while (!QUEUE_EMPTY(&loop->pending_queue)) {
-    q = QUEUE_HEAD(&loop->pending_queue);
+  QUEUE_INIT(&pq);
+  q = QUEUE_HEAD(&loop->pending_queue);
+  QUEUE_SPLIT(&loop->pending_queue, q, &pq);
+
+  while (!QUEUE_EMPTY(&pq)) {
+    q = QUEUE_HEAD(&pq);
     QUEUE_REMOVE(q);
     QUEUE_INIT(q);
-
     w = QUEUE_DATA(q, uv__io_t, pending_queue);
     w->cb(loop, w, UV__POLLOUT);
   }
@@ -745,8 +753,8 @@ static void maybe_resize(uv_loop_t* loop, unsigned int len) {
   }
 
   nwatchers = next_power_of_two(len + 2) - 2;
-  watchers = realloc(loop->watchers,
-                     (nwatchers + 2) * sizeof(loop->watchers[0]));
+  watchers = uv__realloc(loop->watchers,
+                         (nwatchers + 2) * sizeof(loop->watchers[0]));
 
   if (watchers == NULL)
     abort();
@@ -983,3 +991,82 @@ int uv__dup2_cloexec(int oldfd, int newfd) {
     return r;
   }
 }
+
+
+int uv_os_homedir(char* buffer, size_t* size) {
+  struct passwd pw;
+  struct passwd* result;
+  char* buf;
+  uid_t uid;
+  size_t bufsize;
+  size_t len;
+  int r;
+
+  if (buffer == NULL || size == NULL || *size == 0)
+    return -EINVAL;
+
+  /* Check if the HOME environment variable is set first */
+  buf = getenv("HOME");
+
+  if (buf != NULL) {
+    len = strlen(buf);
+
+    if (len >= *size) {
+      *size = len;
+      return -ENOBUFS;
+    }
+
+    memcpy(buffer, buf, len + 1);
+    *size = len;
+
+    return 0;
+  }
+
+  /* HOME is not set, so call getpwuid() */
+  bufsize = sysconf(_SC_GETPW_R_SIZE_MAX);
+
+  if (bufsize <= 0)
+    return -EIO;
+
+  uid = getuid();
+  buf = NULL;
+
+  for (;;) {
+    uv__free(buf);
+    buf = uv__malloc(bufsize);
+
+    if (buf == NULL)
+      return -ENOMEM;
+
+    r = getpwuid_r(uid, &pw, buf, bufsize, &result);
+
+    if (r != ERANGE)
+      break;
+
+    bufsize *= 2;
+  }
+
+  if (r != 0) {
+    uv__free(buf);
+    return -r;
+  }
+
+  if (result == NULL) {
+    uv__free(buf);
+    return -ENOENT;
+  }
+
+  len = strlen(pw.pw_dir);
+
+  if (len >= *size) {
+    *size = len;
+    uv__free(buf);
+    return -ENOBUFS;
+  }
+
+  memcpy(buffer, pw.pw_dir, len + 1);
+  *size = len;
+  uv__free(buf);
+
+  return 0;
+}