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// 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.
#ifndef TOOLS_GN_COMMANDS_H_
#define TOOLS_GN_COMMANDS_H_
#include <map>
#include <string>
#include <vector>
#include "base/strings/string_piece.h"
class Target;
// Each "Run" command returns the value we should return from main().
namespace commands {
typedef int (*CommandRunner)(const std::vector<std::string>&);
extern const char kArgs[];
extern const char kArgs_HelpShort[];
extern const char kArgs_Help[];
int RunArgs(const std::vector<std::string>& args);
extern const char kDesc[];
extern const char kDesc_HelpShort[];
extern const char kDesc_Help[];
int RunDesc(const std::vector<std::string>& args);
extern const char kGen[];
extern const char kGen_HelpShort[];
extern const char kGen_Help[];
int RunGen(const std::vector<std::string>& args);
extern const char kHelp[];
extern const char kHelp_HelpShort[];
extern const char kHelp_Help[];
int RunHelp(const std::vector<std::string>& args);
extern const char kRefs[];
extern const char kRefs_HelpShort[];
extern const char kRefs_Help[];
int RunRefs(const std::vector<std::string>& args);
// -----------------------------------------------------------------------------
struct CommandInfo {
CommandInfo();
CommandInfo(const char* in_help_short,
const char* in_help,
CommandRunner in_runner);
const char* help_short;
const char* help;
CommandRunner runner;
};
typedef std::map<base::StringPiece, CommandInfo> CommandInfoMap;
const CommandInfoMap& GetCommands();
// Helper functions for some commands ------------------------------------------
// Runs a build for the given command line, returning the target identified by
// the first non-switch command line parameter.
//
// Note that a lot of memory is leaked to avoid proper teardown under the
// assumption that you will only run this once and exit.
//
// On failure, prints an error message and returns NULL.
const Target* GetTargetForDesc(const std::vector<std::string>& args);
} // namespace commands
#endif // TOOLS_GN_COMMANDS_H_
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