安装

脚本

#!/bin/bash
git clone https://github.com/google/glog.git
cd glog
git checkout v0.4.0
mkdir build && cd build
cmake ..
make -j4
echo "your password" | sudo -S make install

使用

main.cc

#include <glog/logging.h>int main(int argc, char *argv[])
{// Initialize Google’s logging library.// changeFLAGS_log_dir="/home/d/githubPro/casadi_test/build/logs/";// 最大日志大小（MB）FLAGS_max_log_size = 100;// FLAGS_logtostderr = false;     //如果FLAGS_logtostderr设置为true，日志将输出到标准输出；如果设置为false，则日志将输出到指定的文件中FLAGS_alsologtostderr = true;  // 设置日志消息除了日志文件之外还可显示到屏幕上FLAGS_colorlogtostderr = true; // 彩色打印输出google::InitGoogleLogging(argv[0]);// google::SetLogDestination(google::GLOG_INFO, "/home/d/githubPro/casadi_test/build/logs.log");LOG(INFO) << "This is an information message gogo";LOG(WARNING) << "This is a warning message";LOG(ERROR) << "This is an error message";/* 条件日志 */int num_cookies = 11;int size = 123;int i = 0;// num_cookies > 10才输出LOG_IF(INFO, num_cookies > 10)<< "Got lots of cookies";while (++i < 30){// google::COUNTER 记录该语句被执行次数，从1开始，在第一次运行输出日志之后，每隔 10 次再输出一次日志信息LOG_EVERY_N(INFO, 10) << "Got the " << google::COUNTER << "th cookie";//每隔 10 次去判断条件是否满足，如果满足则输出日志；当满足某条件的情况下，每隔 10 次输出一次日志信息LOG_IF_EVERY_N(INFO, (size > 1024), 10) << "Got the " << google::COUNTER << "th big cookie";  // 当此语句执行的前 20 次都输出日志，然后不再输出LOG_FIRST_N(WARNING, 20) << "first  " << google::COUNTER << " ";}google::ShutdownGoogleLogging(); // 关闭
}

cmake文件

cmake_minimum_required (VERSION 3.0.2)
project (glog_test VERSION 1.0)find_package (glog 0.4.0 REQUIRED)add_executable (main main.cc)
target_link_libraries (main glog::glog)

Todo 补充