step1、install Xcode

step2、install xcpkg

step3、update xcpkg-formula-repository

xcpkg update

step4、build and install log4cplus

xcpkg install log4cplus

xcpkg formula view log4cplus

{{ formula }}

if the formula of log4cplus dosn't meet your needs, you can edit it ⤵︎

xcpkg formula edit log4cplus

after editing, you may want to rebuild this package ⤵︎

xcpkg install log4cplus