Add gyp files to build NSS in Dart

runtime/bin/net/zlib.gyp

Index: runtime/bin/net/zlib.gyp
diff --git a/runtime/bin/net/zlib.gyp b/runtime/bin/net/zlib.gyp
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+# 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.
+
+# Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+
+# This file is a modified copy of src/third_party/zlib/zlib.gyp from Chromium.
+# Revision 165464 (this should agree with "nss_rev" in DEPS).
+{
+  # Added by Dart. All Dart comments refer to the following block or line.
+  'includes': [
+    '../../tools/gyp/runtime-configurations.gypi',
+    '../../tools/gyp/nss_configurations.gypi',
+  ],
+  'variables': {
+    # Added by Dart.
+    'zlib_path': '../../../third_party/zlib',
+    'conditions': [
+      [ 'OS=="none"', {
+        # Because we have a patched zlib, we cannot use the system libz.
+        # TODO(pvalchev): OpenBSD is purposefully left out, as the system
+        # zlib brings up an incompatibility that breaks rendering.
+        'use_system_zlib%': 1,
+      }, {
+        'use_system_zlib%': 0,
+      }],
+    ],
+    'use_system_minizip%': 0,
+  },
+  'targets': [
+    {
+      'target_name': 'zlib',
+      'type': 'static_library',
+      'conditions': [
+        ['use_system_zlib==0', {
+          # Changed by Dart: '<(zlib_directory)/' added to all paths.
+          'sources': [
+            '<(zlib_path)/adler32.c',
+            '<(zlib_path)/compress.c',
+            '<(zlib_path)/crc32.c',
+            '<(zlib_path)/crc32.h',
+            '<(zlib_path)/deflate.c',
+            '<(zlib_path)/deflate.h',
+            '<(zlib_path)/gzio.c',
+            '<(zlib_path)/infback.c',
+            '<(zlib_path)/inffast.c',
+            '<(zlib_path)/inffast.h',
+            '<(zlib_path)/inffixed.h',
+            '<(zlib_path)/inflate.c',
+            '<(zlib_path)/inflate.h',
+            '<(zlib_path)/inftrees.c',
+            '<(zlib_path)/inftrees.h',
+            '<(zlib_path)/mozzconf.h',
+            '<(zlib_path)/trees.c',
+            '<(zlib_path)/trees.h',
+            '<(zlib_path)/uncompr.c',
+            '<(zlib_path)/zconf.h',
+            '<(zlib_path)/zlib.h',
+            '<(zlib_path)/zutil.c',
+            '<(zlib_path)/zutil.h',
+          ],
+          'include_dirs': [
+            '<(zlib_path)/.',
+          ],
+          'direct_dependent_settings': {
+            'include_dirs': [
+              '<(zlib_path)/.',
+            ],
+          },
+          'conditions': [
+            ['OS!="win"', {
+              'product_name': 'chrome_zlib',
+            }], ['OS=="android"', {
+              'toolsets': ['target', 'host'],
+            }],
+          ],
+        }, {
+          'direct_dependent_settings': {
+            'defines': [
+              'USE_SYSTEM_ZLIB',
+            ],
+          },
+          'defines': [
+            'USE_SYSTEM_ZLIB',
+          ],
+          'link_settings': {
+            'libraries': [
+              '-lz',
+            ],
+          },
+        }],
+      ],
+    },
+    {
+      'target_name': 'minizip',
+      'type': 'static_library',
+      'conditions': [
+        ['use_system_minizip==0', {
+          'sources': [
+            '<(zlib_path)/contrib/minizip/ioapi.c',
+            '<(zlib_path)/contrib/minizip/ioapi.h',
+            '<(zlib_path)/contrib/minizip/iowin32.c',
+            '<(zlib_path)/contrib/minizip/iowin32.h',
+            '<(zlib_path)/contrib/minizip/unzip.c',
+            '<(zlib_path)/contrib/minizip/unzip.h',
+            '<(zlib_path)/contrib/minizip/zip.c',
+            '<(zlib_path)/contrib/minizip/zip.h',
+          ],
+          'include_dirs': [
+            '<(zlib_path)/.',
+            '<(zlib_path)/../..',
+          ],
+          'direct_dependent_settings': {
+            'include_dirs': [
+              '<(zlib_path)/.',
+            ],
+          },
+          'conditions': [
+            ['OS!="win"', {
+              'sources!': [
+                '<(zlib_path)/contrib/minizip/iowin32.c'
+              ],
+            }],
+            ['OS=="android"', {
+              'toolsets': ['target', 'host'],
+            }],
+          ],
+        }, {
+          'direct_dependent_settings': {
+            'defines': [
+              'USE_SYSTEM_MINIZIP',
+            ],
+          },
+          'defines': [
+            'USE_SYSTEM_MINIZIP',
+          ],
+          'link_settings': {
+            'libraries': [
+              '-lminizip',
+            ],
+          },
+        }],
+        ['OS=="mac" or OS=="ios" or os_bsd==1 or OS=="android"', {
+          # Mac, Android and the BSDs don't have fopen64, ftello64, or
+          # fseeko64. We use fopen, ftell, and fseek instead on these
+          # systems.
+          'defines': [
+            'USE_FILE32API'
+          ],
+        }],
+        ['clang==1', {
+          'xcode_settings': {
+            'WARNING_CFLAGS': [
+              # zlib uses `if ((a == b))` for some reason.
+              '-Wno-parentheses-equality',
+            ],
+          },
+          'cflags': [
+            '-Wno-parentheses-equality',
+          ],
+        }],
+      ],
+    }
+  ],
+}