68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "tools/gn/source_file.h"
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#include "base/logging.h"
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#include "build/build_config.h"
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#include "tools/gn/filesystem_utils.h"
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#include "tools/gn/source_dir.h"
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SourceFile::SourceFile() {
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}
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SourceFile::SourceFile(const base::StringPiece& p)
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: value_(p.data(), p.size()) {
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DCHECK(!value_.empty());
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DCHECK(value_[0] == '/');
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DCHECK(!EndsWithSlash(value_));
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}
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SourceFile::~SourceFile() {
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}
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std::string SourceFile::GetName() const {
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if (is_null())
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return std::string();
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DCHECK(value_.find('/') != std::string::npos);
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size_t last_slash = value_.rfind('/');
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return std::string(&value_[last_slash + 1],
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value_.size() - last_slash - 1);
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}
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SourceDir SourceFile::GetDir() const {
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if (is_null())
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return SourceDir();
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DCHECK(value_.find('/') != std::string::npos);
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size_t last_slash = value_.rfind('/');
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return SourceDir(base::StringPiece(&value_[0], last_slash + 1));
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}
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base::FilePath SourceFile::Resolve(const base::FilePath& source_root) const {
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if (is_null())
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return base::FilePath();
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std::string converted;
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#if defined(OS_WIN)
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if (is_system_absolute()) {
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converted.assign(&value_[1], value_.size() - 1);
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DCHECK(converted.size() > 2 && converted[1] == ':')
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<< "Expecting Windows absolute file path with a drive letter: "
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<< value_;
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return base::FilePath(UTF8ToFilePath(converted));
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}
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converted.assign(&value_[2], value_.size() - 2);
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ConvertPathToSystem(&converted);
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return source_root.Append(UTF8ToFilePath(converted));
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#else
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if (is_system_absolute())
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return base::FilePath(value_);
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converted.assign(&value_[2], value_.size() - 2);
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return source_root.Append(converted);
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#endif
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}
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