## Required

- c99
- c++11

gcc4.8+, msvc2015 or later

## Makefile
options modify config.mk
```
./configure
make
sudo make install
```

## cmake
options modify CMakeLists.txt
```
mkdir build
cd build
cmake ..
cmake --build .
```

## Unix
use Makefile or cmake

## Windows
use cmake
```
mkdir win64
cd win64
cmake .. -G "Visual Studio 15 2017 Win64"
cmake --build .
```

## CROSS_COMPILE
use Makefile
```
sudo apt install gcc-arm-linux-gnueabi g++-arm-linux-gnueabi # ubuntu
export CROSS_COMPILE=arm-linux-gnueabi-
./configure
make clean
make libhv
```
or use cmake
```
mkdir build
cd build
cmake .. -DCMAKE_C_COMPILER=arm-linux-gnueabi-gcc -DCMAKE_CXX_COMPILER=arm-linux-gnueabi-g++
cmake --build . --target libhv libhv_static
```

### mingw
see CROSS_COMPILE
```
sudo apt install mingw-w64 # ubuntu
#export CROSS_COMPILE=i686-w64-mingw32-
export CROSS_COMPILE=x86_64-w64-mingw32-
./configure
make clean
make libhv
```

### android
see CROSS_COMPILE
```
#https://developer.android.com/ndk/downloads
#export NDK_ROOT=~/Downloads/android-ndk-r21b
#sudo $NDK_ROOT/build/tools/make-standalone-toolchain.sh --arch=arm   --platform=android-21 --install-dir=/opt/ndk/arm
#sudo $NDK_ROOT/build/tools/make-standalone-toolchain.sh --arch=arm64 --platform=android-21 --install-dir=/opt/ndk/arm64
#export PATH=/opt/ndk/arm/bin:/opt/ndk/arm64/bin:$PATH
#export CROSS_COMPILE=arm-linux-androideabi-
export CROSS_COMPILE=aarch64-linux-android-
./configure
make clean
make libhv
```