| // Copyright 2014 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_BLAZE_UTIL_PLATFORM_H_ |
| #define BAZEL_SRC_MAIN_CPP_BLAZE_UTIL_PLATFORM_H_ |
| |
| #include <stdint.h> |
| |
| #include <string> |
| |
| namespace blaze { |
| |
| // Get the absolute path to the binary being executed. |
| std::string GetSelfPath(); |
| |
| // Returns the directory Bazel can use to store output. |
| std::string GetOutputRoot(); |
| |
| // Returns the process id of the peer connected to this socket. |
| pid_t GetPeerProcessId(int socket); |
| |
| // Warn about dubious filesystem types, such as NFS, case-insensitive (?). |
| void WarnFilesystemType(const std::string& output_base); |
| |
| // Wrapper around clock_gettime(CLOCK_MONOTONIC) that returns the time |
| // as a uint64_t nanoseconds since epoch. |
| uint64_t MonotonicClock(); |
| |
| // Wrapper around clock_gettime(CLOCK_PROCESS_CPUTIME_ID) that returns the |
| // nanoseconds consumed by the current process since it started. |
| uint64_t ProcessClock(); |
| |
| // Set cpu and IO scheduling properties. Note that this can take ~50ms |
| // on Linux, so it should only be called when necessary. |
| void SetScheduling(bool batch_cpu_scheduling, int io_nice_level); |
| |
| // Returns the cwd for a process. |
| std::string GetProcessCWD(int pid); |
| |
| bool IsSharedLibrary(const std::string& filename); |
| |
| // Return the default path to the JDK used to run Blaze itself |
| // (must be an absolute directory). |
| std::string GetDefaultHostJavabase(); |
| |
| // Replace the current process with the given program in the given working |
| // directory, using the given argument vector. |
| // This function does not return on success. |
| void ExecuteProgram(const string& exe, const std::vector<string>& args_vector); |
| |
| // Convert a path from Bazel internal form to underlying OS form. |
| // On Unixes this is an identity operation. |
| // On Windows, Bazel internal from is cygwin path, and underlying OS form |
| // is Windows path. |
| std::string ConvertPath(const std::string& path); |
| |
| // Return a string used to separate paths in a list. |
| std::string ListSeparator(); |
| |
| } // namespace blaze |
| |
| #endif // BAZEL_SRC_MAIN_CPP_BLAZE_UTIL_PLATFORM_H_ |