upgrade libuv to 0303197

1 files changed, 33 insertions, 8 deletions

diff --git a/deps/uv/src/unix/darwin.c b/deps/uv/src/unix/darwin.c
index fde515444b..a518cb265e 100644
--- a/deps/uv/src/unix/darwin.c
+++ b/deps/uv/src/unix/darwin.c
@@ -29,6 +29,9 @@
 #include <mach/mach.h>
 #include <mach/mach_time.h>
 #include <mach-o/dyld.h> /* _NSGetExecutablePath */
+#include <sys/resource.h>
+#include <sys/sysctl.h>
+#include <unistd.h>  /* sysconf */
 
 
 uint64_t uv_hrtime() {
@@ -68,16 +71,38 @@ int uv_exepath(char* buffer, size_t* size) {
   return 0;
 }
 
+double uv_get_free_memory(void) {
+  vm_statistics_data_t info;
+  mach_msg_type_number_t count = sizeof(info) / sizeof(integer_t);
 
-int uv_fs_event_init(uv_loop_t* loop,
-                     uv_fs_event_t* handle,
-                     const char* filename,
-                     uv_fs_event_cb cb) {
-  uv__set_sys_error(loop, ENOSYS);
-  return -1;
+  if (host_statistics(mach_host_self(), HOST_VM_INFO,
+                      (host_info_t)&info, &count) != KERN_SUCCESS) {
+    return -1;
+  }
+
+  return (double) info.free_count * sysconf(_SC_PAGESIZE);
+}
+
+double uv_get_total_memory(void) {
+  uint64_t info;
+  int which[] = {CTL_HW, HW_MEMSIZE};
+  size_t size = sizeof(info);
+
+  if (sysctl(which, 2, &info, &size, NULL, 0) < 0) {
+    return -1;
+  }
+
+  return (double) info;
 }
 
+void uv_loadavg(double avg[3]) {
+  struct loadavg info;
+  size_t size = sizeof(info);
+  int which[] = {CTL_VM, VM_LOADAVG};
+
+  if (sysctl(which, 2, &info, &size, NULL, 0) < 0) return;
 
-void uv__fs_event_destroy(uv_fs_event_t* handle) {
-  assert(0 && "implement me");
+  avg[0] = (double) info.ldavg[0] / info.fscale;
+  avg[1] = (double) info.ldavg[1] / info.fscale;
+  avg[2] = (double) info.ldavg[2] / info.fscale;
 }