Generate tests/Android.mk from gyp

platform_tools/android/gyp_gen/tool_makefile_writer.py

Index: platform_tools/android/gyp_gen/tool_makefile_writer.py
diff --git a/platform_tools/android/gyp_gen/tool_makefile_writer.py b/platform_tools/android/gyp_gen/tool_makefile_writer.py
new file mode 100644
index 0000000000000000000000000000000000000000..bdcd8846b7072fd0a58f00a6cb4296a8bccdc6c1
--- /dev/null
+++ b/platform_tools/android/gyp_gen/tool_makefile_writer.py
@@ -0,0 +1,92 @@
+#!/usr/bin/python
+
+# Copyright 2014 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Code for generating Android.mk for a tool."""
+
+
+import android_framework_gyp
+import gypd_parser
+import makefile_writer
+import os
+import vars_dict_lib
+
+
+def write_tool_android_mk(target_dir, var_dict):
+  """Write Android.mk for a Skia tool.
+
+  Args:
+    target_dir: Destination for the makefile. Must not be None.
+    var_dict: VarsDict containing variables for the makefile.
+  """
+  target_file = os.path.join(target_dir, 'Android.mk')
+  with open(target_file, 'w') as f:
+    f.write(makefile_writer.AUTOGEN_WARNING)
+    makefile_writer.write_local_path(f)
+    makefile_writer.write_clear_vars(f)
+
+    makefile_writer.write_local_vars(f, var_dict, False, None)
+
+    makefile_writer.write_include_stlport(f)
+    f.write('include $(BUILD_EXECUTABLE)\n')
+
+
+def generate_tool(gyp_dir, target_file, skia_trunk, dest_dir,
+                  skia_lib_var_dict, local_module_name, local_module_tags):
+  """Common steps for building one of the skia tools.
+
+  Parse a gyp file and create an Android.mk for this tool.
+
+  Args:
+    gyp_dir: Directory containing gyp files.
+    target_file: gyp file for the project to be built, contained in gyp_dir.
+    skia_trunk: Trunk of Skia, used for determining the destination to write
+      'Android.mk'.
+    dest_dir: Destination for 'Android.mk', relative to skia_trunk. Used for
+      both writing relative paths in the makefile and for determining the
+      destination to write the it.
+    skia_lib_var_dict: VarsDict representing libskia. Used as a reference to
+      ensure we do not duplicate anything in this Android.mk.
+    local_module_name: Name for this tool, to set as LOCAL_MODULE.
+    local_module_tags: Tags to pass to LOCAL_MODULE_TAG.
+  """
+  result_file = android_framework_gyp.main(target_dir=gyp_dir,
+                                           target_file=target_file,
+                                           skia_arch_type='other',
+                                           have_neon=False)
+
+  var_dict = vars_dict_lib.VarsDict()
+
+  # Add known targets from skia_lib, so we do not reparse them.
+  var_dict.KNOWN_TARGETS.set(skia_lib_var_dict.KNOWN_TARGETS)
+
+  gypd_parser.parse_gypd(var_dict, result_file, dest_dir)
+
+  android_framework_gyp.clean_gypd_files(gyp_dir)
+
+  var_dict.LOCAL_MODULE.add(local_module_name)
+  for tag in local_module_tags:
+    var_dict.LOCAL_MODULE_TAGS.add(tag)
+
+  # No need for defines that are already in skia_lib.
+  for define in skia_lib_var_dict.DEFINES:
+    try:
+      var_dict.DEFINES.remove(define)
+    except ValueError:
+      # Okay if the define was not part of the parse for our tool.
+      pass
+
+  if skia_trunk:
+    full_dest = os.path.join(skia_trunk, dest_dir)
+  else:
+    full_dest = dest_dir
+
+  # If the path does not exist, create it. This will happen during testing,
+  # where there is no subdirectory for each tool (just a temporary folder).
+  if not os.path.exists(full_dest):
+    os.mkdir(full_dest)
+
+  write_tool_android_mk(target_dir=full_dest, var_dict=var_dict)