PREUN

/bin/sh

if [ $1 = 0 ]; then
  /usr/sbin/alternatives --remove coin-config "/usr/lib/Coin2/coin-config"
fi

POSTIN

/bin/sh

link=$(readlink -e "/usr/bin/coin-config")
if [ "$link" = "/usr/bin/coin-config" ]; then
  rm -f /usr/bin/coin-config
fi
if [ "$link" = "/usr/lib/Coin2/coin-config" ]; then
  rm -f /usr/bin/coin-config
fi

/usr/sbin/alternatives --install "/usr/bin/coin-config" coin-config \
  "/usr/lib/Coin2/coin-config" 40 \
  --slave /usr/lib/pkgconfig/Coin.pc Coin.pc /usr/lib/pkgconfig/Coin2.pc \
  --slave /usr/share/aclocal/coin.m4 coin.m4 /usr/share/aclocal/coin2.m4 \
  --slave /usr/lib/libCoin.so libCoin.so /usr/lib/libCoin.so.40