upgrade

daemontools-0.76.tar.gz是在linux环境下自动监控进程的源程序

#!/bin/sh -e

umask 022
test -d package || ( echo 'Wrong working directory.'; exit 1 )
test -d src || ( echo 'Wrong working directory.'; exit 1 )

here=`env - PATH=$PATH pwd`
parent=`dirname $here`

echo 'Creating symlink daemontools -> daemontools-0.76...'
rm -f daemontools
ln -s daemontools-0.76 daemontools
mv -f daemontools ..

echo 'Making command links in /command...'
mkdir -p /command
for i in `cat package/commands`
do
  rm -f /command/$i'{new}'
  ln -s $parent/daemontools/command/$i /command/$i'{new}'
  mv -f /command/$i'{new}' /command/$i
done
echo 'Making compatibility links in /usr/local/bin...'
mkdir -p /usr/local/bin
for i in `cat package/commands`
do
  rm -f /usr/local/bin/$i'{new}'
  ln -s /command/$i /usr/local/bin/$i'{new}'
  mv -f /usr/local/bin/$i'{new}' /usr/local/bin/$i
done