blob: 10fc3ab473f996b7be6bc72de729df43b6428aea [file] [log] [blame]
// Copyright (c) 2013 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 "base/compiler_specific.h"
#include "tools/gn/ninja_target_writer.h"
#include "tools/gn/toolchain.h"
// Writes a .ninja file for a binary target type (an executable, a shared
// library, or a static library).
class NinjaBinaryTargetWriter : public NinjaTargetWriter {
NinjaBinaryTargetWriter(const Target* target,
const Toolchain* toolchain,
std::ostream& out);
virtual ~NinjaBinaryTargetWriter();
virtual void Run() OVERRIDE;
typedef std::set<OutputFile> OutputFileSet;
void WriteCompilerVars();
void WriteSources(std::vector<OutputFile>* object_files);
void WriteLinkerStuff(const std::vector<OutputFile>& object_files);
void WriteLinkerFlags(const Toolchain::Tool& tool,
const OutputFile& windows_manifest);
void WriteLibs(const Toolchain::Tool& tool);
// Writes the build line for linking the target. Includes newline.
void WriteLinkCommand(const OutputFile& external_output_file,
const OutputFile& internal_output_file,
const std::vector<OutputFile>& object_files);
// Writes the stamp line for a source set. These are not linked.
void WriteSourceSetStamp(const std::vector<OutputFile>& object_files);
// Gets all target dependencies and classifies them, as well as accumulates
// object files from source sets we need to link.
void GetDeps(std::set<OutputFile>* extra_object_files,
std::vector<const Target*>* linkable_deps,
std::vector<const Target*>* non_linkable_deps) const;
// Classifies the dependency as linkable or nonlinkable with the current
// target, adding it to the appropriate vector. If the dependency is a source
// set we should link in, the source set's object files will be appended to
// |extra_object_files|.
void ClassifyDependency(const Target* dep,
std::set<OutputFile>* extra_object_files,
std::vector<const Target*>* linkable_deps,
std::vector<const Target*>* non_linkable_deps) const;
// Writes the implicit dependencies for the link or stamp line. This is
// the "||" and everything following it on the ninja line.
// The implicit dependencies are the non-linkable deps passed in as an
// argument, plus the data file depdencies in the target.
void WriteImplicitDependencies(
const std::vector<const Target*>& non_linkable_deps);
Toolchain::ToolType tool_type_;