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Diffstat (limited to 'src/main/cpp/util/path.cc')
-rw-r--r-- | src/main/cpp/util/path.cc | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/main/cpp/util/path.cc b/src/main/cpp/util/path.cc new file mode 100644 index 0000000000..efa10b81d4 --- /dev/null +++ b/src/main/cpp/util/path.cc @@ -0,0 +1,64 @@ +// Copyright 2018 The Bazel Authors. 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. + +#include "src/main/cpp/util/path.h" + +#include "src/main/cpp/util/file_platform.h" +#include "src/main/cpp/util/path_platform.h" + +namespace blaze_util { + +std::string Dirname(const std::string &path) { return SplitPath(path).first; } + +std::string Basename(const std::string &path) { return SplitPath(path).second; } + +std::string JoinPath(const std::string &path1, const std::string &path2) { + if (path1.empty()) { + // "" + "/bar" + return path2; + } + + if (path1[path1.size() - 1] == '/') { + if (path2.find('/') == 0) { + // foo/ + /bar + return path1 + path2.substr(1); + } else { + // foo/ + bar + return path1 + path2; + } + } else { + if (path2.find('/') == 0) { + // foo + /bar + return path1 + path2; + } else { + // foo + bar + return path1 + "/" + path2; + } + } +} + +std::string MakeAbsolute(const std::string &path) { + std::string converted_path = ConvertPath(path); + if (converted_path.empty()) { + return GetCwd(); + } + if (IsDevNull(converted_path.c_str()) || + blaze_util::IsAbsolute(converted_path)) { + return converted_path; + } + + return JoinPath(blaze_util::GetCwd(), converted_path); +} + +} // namespace blaze_util |