shellhacks/minecraft at master · ylz/shellhacks · GitHub

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#!/bin/bash
#===================================================
# Shell script to start minecraft with different
# "profiles". Each profile needs to be stored
# in ~/.minecraft_<PROFILENAME>. The base directory
# .minecraft shall not exist, but needs to be
# initially created as symlink. Change your
# Minecraft.jar path.
#===================================================


if [ -z "$1" ]
  then
    echo "give name of profile as argument or --list to list availables"
    exit 1
  else
    PROFILE=$1
fi

if [ $PROFILE = "--list" ]
  then
    ls -ld ~/.minecraft_*
    exit 0
fi


if [ ! -L ~/.minecraft ]
  then
    echo ".minecraft is not a symbolic link, script does nothing but exits"
    exit 3
fi

PROFDIR=~/.minecraft_$PROFILE

if [ ! -d "$PROFDIR" ]
  then
    echo do not know profile $PROFILE or directory $PROFDIR
    exit 2
fi

ln -sfn $PROFDIR ~/.minecraft

java -Xmx2048m -jar ~/bin/Minecraft.jar