elog

Easy-to-use C++ log library

Usage • Configuration • Output • Contribution
•

Usage

Step 1: Clone elog

Clone elog.

git clone https://github.com/ahakan/elog.git

Step 2: Build elog

cd elog
mkdir build && cd build
cmake ..
make

Step 3: Copy library file

Copy src file with libelog.so and inc file to your project library folder and use it!

Configuration

What to do for console output?

ELOG_OUTPUT(Elog::LogOutput::Console);

What to do to write to file?

ELOG_OUTPUT(Elog::LogOutput::File);

How to set log level?

ELOG_LEVEL(Elog::LogLevel::Info); => Info, Debug, Warning, Error
ELOG_LEVEL(Elog::LogLevel::Debug); => Debug, Warning, Error
ELOG_LEVEL(Elog::LogLevel::Warning); => Warning, Error
ELOG_LEVEL(Elog::LogLevel::Error); => Error

If you want you can change the default configurations.

ELOG_FILESIZE(Elog::ByteSize::MB1);
ELOG_FILEPREFIX("app");
ELOG_FILESUFFIX(".log");
ELOG_TIDCOLSIZE(Elog::Size::Six);
ELOG_LINECOLSIZE(Elog::Size::Five);
ELOG_LEVELCOLSIZE(Elog::Size::Eight);
ELOG_FILENAMECOLSIZE(Elog::Size::Ten);
ELOG_FUNCNAMECOLSIZE(Elog::Size::Ten);

Usage

#include "elog.h"

int main()
{
    ELOG_LEVEL(Elog::LogLevel::Info);
    ELOG_OUTPUT(Elog::LogOutput::File);
    ELOG_FILESIZE(Elog::ByteSize::MB1);

    int i = 0; 
    std::string world = "world!";

    ELOG(INFO, "Hello, %s", world.c_str());
    ELOG(DEBUG, "Hello, %d", i);
    ELOG(WARNING, "Hello, %s", "world!");
    ELOG(ERROR, "Hello, %s", "world!");
}

Output

Log file

Console

Contribution

Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.

Please make sure to update tests as appropriate.