| // Copyright 2016 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. |
| |
| #ifndef BAZEL_SRC_MAIN_CPP_UTIL_FILE_POSIX_H_ |
| #define BAZEL_SRC_MAIN_CPP_UTIL_FILE_POSIX_H_ |
| |
| #include <string> |
| |
| namespace blaze_util { |
| |
| // Checks each element of the PATH variable for executable. If none is found, "" |
| // is returned. Otherwise, the full path to executable is returned. Can die if |
| // looking up PATH fails. |
| std::string Which(const std::string &executable); |
| |
| } // namespace blaze_util |
| |
| #endif // BAZEL_SRC_MAIN_CPP_UTIL_FILE_POSIX_H_ |
