Adding third party library hidapi

third_party/hidapi/hidapi.gyp

Index: third_party/hidapi/hidapi.gyp
diff --git a/third_party/hidapi/hidapi.gyp b/third_party/hidapi/hidapi.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..dd1ca0d48280fb319582b856cf7612267067c5e3
--- /dev/null
+++ b/third_party/hidapi/hidapi.gyp
@@ -0,0 +1,32 @@
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+{
+  'targets': [
+    {
+      'target_name': 'hidapi',
+      'type': 'static_library',
+      'sources': [
+        'hidapi.h',
+      ],
+      'direct_dependent_settings': {
+        'include_dirs': [
+          '.',
+        ],
+      },
+      'conditions': [
+        [ 'OS == "win"', {
+          'msvs_disabled_warnings': [ 4267 ],
+          'sources' : [ 'hidapi_win.c' ],
+        }],
+        [ 'OS == "mac"', {
+          'sources' : [ 'hidapi_mac.c' ],
+        }],
+        [ 'OS == "linux"', {
+          'sources' : [ 'hidapi_linux.c' ],
+        }],
+      ],
+    },
+  ],
+}