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#!/bin/sh if ! "$JAVA_HOME/bin/java" -version 2>&1 | grep 'version "1.8' >/dev/null then echo "GURPS character sheet requires Java 8" >&2 exit 1 fi GCS_HOME=/usr/share/gcs exec "$JAVA_HOME/bin/java" -jar '/usr/share/java/gcs/gcs.jar' "$@"