Add "bundle_data" target as first step for adding bundle support to gn.

tools/gn/substitution_type.cc

 // 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.
 
 #include "tools/gn/substitution_type.h"
 
 #include <stddef.h>
 #include <stdlib.h>
 
 #include "tools/gn/err.h"
@@ skipping 28 matching lines @@
   "{{defines}}",  // SUBSTITUTION_DEFINES
   "{{include_dirs}}",  // SUBSTITUTION_INCLUDE_DIRS
 
   "{{inputs}}",  // SUBSTITUTION_LINKER_INPUTS
   "{{inputs_newline}}",  // SUBSTITUTION_LINKER_INPUTS_NEWLINE
   "{{ldflags}}",  // SUBSTITUTION_LDFLAGS
   "{{libs}}",  // SUBSTITUTION_LIBS
   "{{output_extension}}",  // SUBSTITUTION_OUTPUT_EXTENSION
   "{{solibs}}",  // SUBSTITUTION_SOLIBS
 
+  "{{bundle_root_dir}}",  // SUBSTITUTION_BUNDLE_ROOT_DIR
+  "{{bundle_resources_dir}}",  // SUBSTITUTION_BUNDLE_RESOURCES_DIR
+  "{{bundle_executable_dir}}",  // SUBSTITUTION_BUNDLE_EXECUTABLE_DIR
+  "{{bundle_plugins_dir}}",  // SUBSTITUTION_BUNDLE_PLUGINS_DIR
+
   "{{response_file_name}}",  // SUBSTITUTION_RSP_FILE_NAME
 };
 
 const char* kSubstitutionNinjaNames[SUBSTITUTION_NUM_TYPES] = {
     nullptr,  // SUBSTITUTION_LITERAL
 
     "in",   // SUBSTITUTION_SOURCE
     "out",  // SUBSTITUTION_OUTPUT
 
     "source_name_part",          // SUBSTITUTION_NAME_PART
@@ skipping 23 matching lines @@
     // LINKER_INPUTS expands to the same Ninja var as SUBSTITUTION_SOURCE. These
     // are used in different contexts and are named differently to keep things
     // clear, but they both expand to the "set of input files" for a build rule.
     "in",                // SUBSTITUTION_LINKER_INPUTS
     "in_newline",        // SUBSTITUTION_LINKER_INPUTS_NEWLINE
     "ldflags",           // SUBSTITUTION_LDFLAGS
     "libs",              // SUBSTITUTION_LIBS
     "output_extension",  // SUBSTITUTION_OUTPUT_EXTENSION
     "solibs",            // SUBSTITUTION_SOLIBS
 
+    "bundle_root_dir",        // SUBSTITUTION_BUNDLE_ROOT_DIR
+    "bundle_resources_dir",   // SUBSTITUTION_BUNDLE_RESOURCES_DIR
+    "bundle_executable_dir",  // SUBSTITUTION_BUNDLE_EXECUTABLE_DIR
+    "bundle_plugins_dir",     // SUBSTITUTION_BUNDLE_PLUGINS_DIR
+
     "rspfile",  // SUBSTITUTION_RSP_FILE_NAME
 };
 
 SubstitutionBits::SubstitutionBits() : used() {
 }
 
 void SubstitutionBits::MergeFrom(const SubstitutionBits& other) {
   for (size_t i = 0; i < SUBSTITUTION_NUM_TYPES; i++)
     used[i] |= other.used[i];
 }
 
 void SubstitutionBits::FillVector(std::vector<SubstitutionType>* vect) const {
   for (size_t i = SUBSTITUTION_FIRST_PATTERN; i < SUBSTITUTION_NUM_TYPES; i++) {
     if (used[i])
       vect->push_back(static_cast<SubstitutionType>(i));
   }
 }
 
 bool SubstitutionIsInOutputDir(SubstitutionType type) {
   return type == SUBSTITUTION_SOURCE_GEN_DIR ||
          type == SUBSTITUTION_SOURCE_OUT_DIR ||
          type == SUBSTITUTION_ROOT_GEN_DIR ||
          type == SUBSTITUTION_ROOT_OUT_DIR ||
          type == SUBSTITUTION_TARGET_GEN_DIR ||
          type == SUBSTITUTION_TARGET_OUT_DIR;
 }
 
+bool SubstitutionIsInBundleDir(SubstitutionType type) {
+  return type == SUBSTITUTION_BUNDLE_ROOT_DIR ||
+         type == SUBSTITUTION_BUNDLE_RESOURCES_DIR ||
+         type == SUBSTITUTION_BUNDLE_EXECUTABLE_DIR ||
+         type == SUBSTITUTION_BUNDLE_PLUGINS_DIR;
+}
+
+bool IsValidBundleDataSubstitution(SubstitutionType type) {
+  return type == SUBSTITUTION_LITERAL ||
+         type == SUBSTITUTION_SOURCE_NAME_PART ||
+         type == SUBSTITUTION_SOURCE_FILE_PART ||
+         type == SUBSTITUTION_SOURCE_ROOT_RELATIVE_DIR ||
+         type == SUBSTITUTION_BUNDLE_ROOT_DIR ||
+         type == SUBSTITUTION_BUNDLE_RESOURCES_DIR ||
+         type == SUBSTITUTION_BUNDLE_EXECUTABLE_DIR ||
+         type == SUBSTITUTION_BUNDLE_PLUGINS_DIR;
+}
+
 bool IsValidSourceSubstitution(SubstitutionType type) {
   return type == SUBSTITUTION_LITERAL ||
          type == SUBSTITUTION_SOURCE ||
          type == SUBSTITUTION_SOURCE_NAME_PART ||
          type == SUBSTITUTION_SOURCE_FILE_PART ||
          type == SUBSTITUTION_SOURCE_DIR ||
          type == SUBSTITUTION_SOURCE_ROOT_RELATIVE_DIR ||
          type == SUBSTITUTION_SOURCE_GEN_DIR ||
          type == SUBSTITUTION_SOURCE_OUT_DIR;
 }
@@ skipping 59 matching lines @@
     if (!IsValidSourceSubstitution(types[i])) {
       *err = Err(origin, "Invalid substitution type.",
           "The substitution " + std::string(kSubstitutionNames[types[i]]) +
           " isn't valid for something\n"
           "operating on a source file such as this.");
       return false;
     }
   }
   return true;
 }