安装brew
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
使用brew安装coreutils
brew install coreutils
设置系统新的命令软连接
sudo ln -sv /usr/local/bin/gsha256sum /usr/local/bin/sha256sum
sudo ln -sv /usr/local/bin/gsha512sum /usr/local/bin/sha512sum
sudo ln -sv /usr/local/bin/gdate /usr/local/bin/date
sudo ln -sv /usr/local/bin/gmd5sum /usr/local/bin/md5sum
测试
[lookback@LookBack-MBP ~]$ date +%N
133688000
[lookback@LookBack-MBP ~]$ date +"%s%N"| sha256sum
3743f380dc7963d586ea1d34c62d734ef351e793571a821779a377d9846a1de7 -
[lookback@LookBack-MBP ~]$ date +"%s%N"| sha512sum
11274a196f70de395abe06ce38c32f7f197c523c250481b5b246c474da0d4998057bbf6b07d6c40347b155a42525ff7cf412914407611b35bca4ee7483088d1c -
[lookback@LookBack-MBP ~]$
