| // Copyright 2014 Cloudera, Inc. |
| // |
| // 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 "kudu/util/path_util.h" |
| |
| // Use the POSIX version of dirname(3). |
| #include <libgen.h> |
| |
| #include <glog/logging.h> |
| #include <string> |
| |
| #include "kudu/gutil/gscoped_ptr.h" |
| |
| using std::string; |
| |
| namespace kudu { |
| |
| std::string JoinPathSegments(const std::string &a, |
| const std::string &b) { |
| CHECK(!a.empty()) << "empty first component: " << a; |
| CHECK(!b.empty() && b[0] != '/') |
| << "second path component must be non-empty and relative: " |
| << b; |
| if (a[a.size() - 1] == '/') { |
| return a + b; |
| } else { |
| return a + "/" + b; |
| } |
| } |
| |
| string DirName(const string& path) { |
| gscoped_ptr<char[], FreeDeleter> path_copy(strdup(path.c_str())); |
| return dirname(path_copy.get()); |
| } |
| |
| string BaseName(const string& path) { |
| gscoped_ptr<char[], FreeDeleter> path_copy(strdup(path.c_str())); |
| return basename(path_copy.get()); |
| } |
| |
| } // namespace kudu |