content/browser/tracing/BUILD.gn

# Copyright 2014 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.

import("//tools/grit/grit_rule.gni")

# generate_about_tracing puts its files in this directory
tracing_gen_dir = "$root_gen_dir/content/browser/tracing"

# The script just writes filename with no dirs to the .grd, so we always need
# this file to be in the same directory as the inputs.
tracing_grd = "$tracing_gen_dir/tracing_resources.grd"

action("generate_tracing_grd") {
  visibility = [ ":*" ]  # Depend on ":resources" to get this.
  script = "generate_trace_viewer_grd.py"

  input_pages = [
    "$tracing_gen_dir/about_tracing.html",
    "$tracing_gen_dir/about_tracing.js",
  ]
  inputs = input_pages
  outputs = [
    tracing_grd,
  ]

  args = rebase_path(input_pages, target_gen_dir) + [
           "--output",
           rebase_path(tracing_grd, root_build_dir),
         ]

  deps = [
    "//third_party/catapult/tracing:generate_about_tracing",
  ]
}

grit("resources") {
  source = tracing_grd
  source_is_generated = true

  outputs = [
    "grit/tracing_resources.h",
    "tracing_resources.pak",
  ]

  # resource_ids has an entry for our .grd file that looks like:
  # "<(SHARED_INTERMEDIATE_DIR)/content/browser/tracing/tracing_resources.grd"
  # and what we pass here should make that resolve to our .grd file.
  defines =
      [ "SHARED_INTERMEDIATE_DIR=" + rebase_path(root_gen_dir, root_build_dir) ]

  deps = [
    ":generate_tracing_grd",
  ]
}