| // log.h |
| // |
| // 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. |
| // |
| // Author: riley@google.com (Michael Riley) |
| // |
| // \file |
| // Google-style logging declarations and inline definitions. |
| |
| #ifndef FST_LIB_LOG_H__ |
| #define FST_LIB_LOG_H__ |
| |
| #include <cassert> |
| #include <iostream> |
| #include <string> |
| |
| #include <fst/types.h> |
| #include <fst/flags.h> |
| |
| using std::string; |
| |
| DECLARE_int32(v); |
| |
| class LogMessage { |
| public: |
| LogMessage(const string &type) : fatal_(type == "FATAL") { |
| std::cerr << type << ": "; |
| } |
| ~LogMessage() { |
| std::cerr << std::endl; |
| if(fatal_) |
| exit(1); |
| } |
| std::ostream &stream() { return std::cerr; } |
| |
| private: |
| bool fatal_; |
| }; |
| |
| #define LOG(type) LogMessage(#type).stream() |
| #define VLOG(level) if ((level) <= FLAGS_v) LOG(INFO) |
| |
| // Checks |
| inline void CHECK(bool x) { assert(x); } |
| |
| #define CHECK_EQ(x, y) CHECK((x) == (y)) |
| #define CHECK_LT(x, y) CHECK((x) < (y)) |
| #define CHECK_GT(x, y) CHECK((x) > (y)) |
| #define CHECK_LE(x, y) CHECK((x) <= (y)) |
| #define CHECK_GE(x, y) CHECK((x) >= (y)) |
| #define CHECK_NE(x, y) CHECK((x) != (y)) |
| |
| // Ports |
| #define ATTRIBUTE_DEPRECATED __attribute__((deprecated)) |
| |
| #endif // FST_LIB_LOG_H__ |