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README.md
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README.md
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Very fast, header only, C++ logging library.
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## Install
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Just copy the files to your build tree and use a C++11 compiler
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## Tested on:
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* gcc 4.8.1 and above
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* clang 3.5
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@ -38,7 +36,7 @@ Just copy the files to your build tree and use a C++11 compiler
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Below are some [benchmarks](bench) comparing the time needed to log 1,000,000 lines to file under Ubuntu 64 bit, Intel i7-4770 CPU @ 3.40GHz (the best of 3 runs for each logger):
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|threads|boost log|glog|g2log|spdlog|spdlog <sup>async mode</sup>|
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|threads|boost log|glog|g2log<sup>async mode</sup>|spdlog|spdlog <sup>async mode</sup>|
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|-------|:-------:|:-----:|------:|------:|------:|
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|1|4.779s|1.109s|3.155s|0.319s|0.212s
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|10|15.151ss|3.546s|3.500s|0.641s|0.199s|
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@ -51,23 +49,19 @@ Below are some [benchmarks](bench) comparing the time needed to log 1,000,000 li
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int main(int, char* [])
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{
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namespace spd = spdlog;
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try
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{
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std::string filename = "logs/spdlog_example";
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// Set log level to all loggers to DEBUG and above
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spd::set_level(spd::level::DEBUG);
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//Create console, multithreaded logger
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auto console = spd::stdout_logger_mt("console");
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console->info("Welcome to spdlog!") ;
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console->info("An info message example {}..", 1);
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console->info() << "Streams are supported too " << 1;
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console->info("Easy padding in numbers like {:08d}", 12);
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console->info("Support for int: {0:d}; hex: {0:x}; oct: {0:o}; bin: {0:b}", 42);
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console->info("Support for floats {:03.2f}", 1.23456);
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@ -81,7 +75,6 @@ int main(int, char* [])
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auto file_logger = spd::rotating_logger_mt("file_logger", filename, 1024 * 1024 * 5, 3);
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file_logger->info("Log file message number", 1);
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spd::set_pattern("*** [%H:%M:%S %z] [thread %t] %v ***");
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file_logger->info("This is another message with custom format");
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@ -110,7 +103,6 @@ int main(int, char* [])
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{
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std::cout << "Log failed: " << ex.what() << std::endl;
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}
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return 0;
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}
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```
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