#!/bin/sh # # $RCSfile$ # $Revision$ # $Date$ # # tries to determine arguments to launch messenger # OS specific support. $var _must_ be set to either true or false. cygwin=false; darwin=false; case "`uname`" in CYGWIN*) cygwin=true ;; Darwin*) darwin=true if [ -z "$JAVA_HOME" ] ; then JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Home fi ;; esac #if messenger home is not set or is not a directory if [ -z "$MESSENGER_HOME" -o ! -d "$MESSENGER_HOME" ]; then if [ -d /opt/messenger ] ; then MESSENGER_HOME="/opt/messenger" fi if [ -d /usr/local/messenger ] ; then MESSENGER_HOME="/usr/local/messenger" fi if [ -d ${HOME}/opt/messenger ] ; then MESSENGER_HOME="${HOME}/opt/messenger" fi #resolve links - $0 may be a link in messenger's home PRG="0" progname=`basename "$0$"` # need this for relative symlinks # need this for relative symlinks while [ -h "$PRG" ] ; do ls=`ls -ld "$PRG"` link=`expr "$ls" : '.*-> \(.*\)$'` if expr "$link" : '/.*' > /dev/null; then PRG="$link" else PRG=`dirname "$PRG"`"/$link" fi done #assumes we are in the bin directory MESSENGER_HOME=`dirname "$PRG"`/.. #make it fully qualified MESSENGER_HOME=`cd "$MESSENGER_HOME" && pwd` fi MESSENGER_OPTS="${MESSENGER_OPTS} -DmessengerHome=${MESSENGER_HOME}" # For Cygwin, ensure paths are in UNIX format before anything is touched if $cygwin ; then [ -n "$MESSENGER_HOME" ] && MESSENGER_HOME=`cygpath --unix "$MESSENGER_HOME"` [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` fi #set the MESSENGER_LIB location MESSENGER_LIB="${MESSENGER_HOME}/lib" MESSENGER_OPTS="${MESSENGER_OPTS} -Dmessenger.lib.dir=${MESSENGER_LIB}" if [ -z "$JAVACMD" ] ; then if [ -n "$JAVA_HOME" ] ; then if [ -x "$JAVA_HOME/jre/sh/java" ] ; then # IBM's JDK on AIX uses strange locations for the executables JAVACMD="$JAVA_HOME/jre/sh/java" else JAVACMD="$JAVA_HOME/bin/java" fi else JAVACMD=`which java 2> /dev/null ` if [ -z "$JAVACMD" ] ; then JAVACMD=java fi fi fi if [ ! -x "$JAVACMD" ] ; then echo "Error: JAVA_HOME is not defined correctly." echo " We cannot execute $JAVACMD" exit 1 fi if [ -z "$LOCALCLASSPATH" ] ; then LOCALCLASSPATH=$MESSENGER_LIB/startup.jar else LOCALCLASSPATH=$MESSENGER_LIB/startup.jar:$LOCALCLASSPATH fi # For Cygwin, switch paths to appropriate format before running java if $cygwin; then if [ "$OS" = "Windows_NT" ] && cygpath -m .>/dev/null 2>/dev/null ; then format=mixed else format=windows fi MESSENGER_HOME=`cygpath --$format "$MESSENGER_HOME"` MESSENGER_LIB=`cygpath --$format "$MESSENGER_LIB"` JAVA_HOME=`cygpath --$format "$JAVA_HOME"` LOCALCLASSPATH=`cygpath --path --$format "$LOCALCLASSPATH"` if [ -n "$CLASSPATH" ] ; then CLASSPATH=`cygpath --path --$format "$CLASSPATH"` fi CYGHOME=`cygpath --$format "$HOME"` fi # add a second backslash to variables terminated by a backslash under cygwin if $cygwin; then case "$MESSENGER_HOME" in *\\ ) MESSENGER_HOME="$MESSENGER_HOME\\" ;; esac case "$CYGHOME" in *\\ ) CYGHOME="$CYGHOME\\" ;; esac case "$LOCALCLASSPATH" in *\\ ) LOCALCLASSPATH="$LOCALCLASSPATH\\" ;; esac case "$CLASSPATH" in *\\ ) CLASSPATH="$CLASSPATH\\" ;; esac fi messenger_exec_command="exec \"$JAVACMD\" $MESSENGER_OPTS -classpath \"$LOCALCLASSPATH\" -jar \"$MESSENGER_LIB\"/startup.jar" eval $messenger_exec_command