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// Copyright 2011 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef NINJA_DEPFILE_PARSER_H_
#define NINJA_DEPFILE_PARSER_H_
#include <string>
#include <vector>
using namespace std;
#include "string_piece.h"
enum DepfileDistinctTargetLinesAction {
kDepfileDistinctTargetLinesActionWarn,
kDepfileDistinctTargetLinesActionError,
};
struct DepfileParserOptions {
DepfileParserOptions()
: depfile_distinct_target_lines_action_(
kDepfileDistinctTargetLinesActionWarn) {}
DepfileDistinctTargetLinesAction
depfile_distinct_target_lines_action_;
};
/// Parser for the dependency information emitted by gcc's -M flags.
struct DepfileParser {
explicit DepfileParser(DepfileParserOptions options =
DepfileParserOptions());
/// Parse an input file. Input must be NUL-terminated.
/// Warning: may mutate the content in-place and parsed StringPieces are
/// pointers within it.
bool Parse(string* content, string* err);
StringPiece out_;
vector<StringPiece> ins_;
DepfileParserOptions options_;
};
#endif // NINJA_DEPFILE_PARSER_H_
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