Create a custom package for OpenWrt.
cd ~
git clone https://github.com/JiapengLi/OpenWrt-Create-Hello-Package.git
cd openwrt/trunk
./scripts/feeds update -a
./scripts/feeds install -a
cd feeds/packages
patch -p1 < ~/OpenWrt-Create-Hello-Package/openwrt-create-hello-package.patch
./scripts/feeds update -i
./scripts/feeds install hello
make menuconfig
// choose the right platform
// Select hello in Utilities --> hello
make
make package/hello/compile V=s
make package/hello/install V=s
make package/index
Write and cmopile a simple package for OpenWrt
Create Package
Build Single Package
Building your own package for OpenWRT