| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 _FDOPENDIR_H_ |
| #define _FDOPENDIR_H_ |
| |
| #include <fcntl.h> |
| #include <stdarg.h> |
| #include <unistd.h> |
| |
| DIR * |
| fdopendir(int fd) |
| { |
| int cfd, error; |
| DIR *dfd; |
| |
| cfd = open(".", O_RDONLY | O_DIRECTORY); |
| if (cfd == -1) |
| return (NULL); |
| |
| if (fchdir(fd) == -1) { |
| error = errno; |
| (void)close(cfd); |
| errno = error; |
| return (NULL); |
| } |
| |
| dfd=opendir("."); |
| error = errno; |
| (void)fchdir(cfd); |
| (void)close(cfd); |
| errno = error; |
| return (dfd); |
| } |
| |
| #endif /* !_FDOPENDIR_H_ */ |
| |