shell编程，把sh文件翻译成bat文件

#!/bin/sh



# use $JDK_HOME or $NB_JDK_HOME or the -jdkhome switch, do not edit this here

# (see below for info on .runide_defaults.sh)

jdkhome=""



# append on command line or ide.cfg, with -J prefix on each

jreflags=""



PRG=$0



#

# resolve symlinks

#



while [ -h "$PRG" ]; do

    ls=`ls -ld "$PRG"`

    link=`expr "$ls" : '^.*-> \(.*\)$' 2>/dev/null`

    if expr "$link" : '^/' 2> /dev/null >/dev/null; then

	PRG="$link"

    else

	PRG="`dirname "$PRG"`/$link"

    fi

done



progdir=`dirname "$PRG"`

progname=`basename "$0"`



idehome="$progdir/.."



# absolutize idehome



oldpwd=`pwd` ; cd "${idehome}"; idehome=`pwd`; cd "${oldpwd}"; unset oldpwd



# calculate branding to brand userdir with

defaults="$idehome/bin/.runide_defaults.sh"

if [ -r "$idehome/lib/branding" ]; then

    branding=`cat "$idehome/lib/branding"`

    if [ -r "$idehome/bin/.runide_defaults_$branding.sh" ]; then

        defaults="$idehome/bin/.runide_defaults_$branding.sh"

    fi

fi

# This script should set the var userdir at the least:

# (another likely option would be $jdkhome, see #18628)

. "$defaults"



jargs=${jreflags}

jargs="$jargs -Dnetbeans.home=\"$idehome\""

jargs="$jargs -Djava.security.policy=\"$idehome/bin/ide.policy\""



args=""



prefixcp=""

postfixcp=""



updater_class=org.netbeans.updater.UpdaterFrame

ide_class_option=



#

# defaults

#



# if JDK_HOME is set it overrides ${JAVA_PATH}



if [ ! -z "$JDK_HOME" -a -z "$jdkhome" ] ; then

    jdkhome="$JDK_HOME"

fi



# if JAVA_PATH is set it is used if necessary



if [ ! -z "$JAVA_PATH" -a -z "$jdkhome" ] ; then

    jdkhome="$JAVA_PATH"

fi



#

# parse arguments

#



parse_args() {

while [ $# -gt 0 ] ; do

#    echo "Processing arg: '$1'"

    case "$1" in

        -h|-?|-help|--help) cat >&2 <<EOF

Usage: $0 {options} arguments



General options:

  --help                show this help 

  --jdkhome <path>      path to Java(TM) 2 SDK, Standard Edition

  -J<jvm_option>        pass <jvm_option> to JVM



  --cp:p <classpath>    prepend <classpath> to classpath

  --cp:a <classpath>    append <classpath> to classpath



EOF

            # go on and print IDE options as well

            args="$args --help" ;;

        -jdkhome|--jdkhome) shift; if [ $# -gt 0 ] ; then jdkhome=$1; fi;;

        # this has to be here for purposes of updater.jar, but it should be

        # better to handle this argument inside the java launcher part 

        -userdir|--userdir) shift; if [ $# -gt 0 ] ; then userdir=$1; fi;;

        # For compatibility only:

        -mainclass) shift; if [ $# -gt 0 ] ; then ide_class_option=-Dnetbeans.mainclass=$1; fi;;

        -cp|-cp:a|--cp|--cp:a)

            shift;

            if [ $# -gt 0 ] ; then

                if [ ! -z "$postfixcp" ] ; then postfixcp="$postfixcp:" ; fi

                postfixcp=$postfixcp$1;

            fi

            ;;

        

        -cp:p|--cp:p)

            shift;

            if [ $# -gt 0 ] ; then

                if [ ! -z "$prefixcp" ] ; then prefixcp="$prefixcp:" ; fi

                prefixcp=$prefixcp$1;

            fi

            ;;

        

        -J*) jopt=`expr "X-$1" : 'X--J\(.*\)'`; jargs="$jargs \"$jopt\"";;

        *) args="$args \"$1\"" ;;

    esac

    shift

done

} # parse_args()



# Process any ./ide.cfg or ~/ide.cfg.

# Note that there is no quoting scheme for these files.

if [ -r "${HOME}/ide.cfg" ]; then

    parse_args `cat "${HOME}"/ide.cfg`

elif [ -r "${progdir}/ide.cfg" ]; then

    parse_args `cat "${progdir}"/ide.cfg`

# else leave as is

fi



if [ -f /usr/j2se/opt/javahelp/lib/jhall.jar ]; then

    # See http://www.netbeans.org/issues/show_bug.cgi?id=22455

    jhjar="`echo ${idehome}/modules/autoload/ext/jh-*.jar`"

    parse_args "-J-Xbootclasspath/p:${jhjar}"

fi



# Process arguments given on the command line.

parse_args "$@"



#

# check JDK

#



if [ -z "$jdkhome" ] ; then

    echo "Cannot find JDK. Please set the JDK_HOME environment variable to point" >&2

    echo "to your JDK installation directory, or use the --jdkhome switch" >&2

    exit 2

fi



if [ ! -x "${jdkhome}/bin/java" ] ; then

    echo "Cannot find JDK at ${jdkhome}. Please set the JDK_HOME" >&2

    echo "environment variable to point to your JDK installation directory," >&2

    echo "or use the --jdkhome switch" >&2

    exit 2

fi



#

# check userdir

#



if [ ! -z "$userdir" ] ; then

    args="--userdir \"${userdir}\" $args"

fi



#

# increase file descriptor's limit, on Solaris it's set to 64, too small for

# fastjavac

#



ulimit -n 1024



append_jars_to_cp() {

    dir="$1"

    for ex in jar zip ; do

        if [ "`echo "${dir}"/*.$ex`" != "${dir}/*.$ex" ] ; then

            for x in "${dir}"/*.$ex ; do

                if [ ! -z "$cp" ] ; then cp="$cp:" ; fi

                cp="$cp$x"

            done

        fi

    done

}



build_cp() {

    base="$1"

    append_jars_to_cp "${base}/lib/ext"

    append_jars_to_cp "${base}/lib/ext/locale"

}



do_run_updater() {

    eval "\"$jdkhome/bin/java\"" -classpath "\"${updatercp}\"" $jargs "-Dnetbeans.user=\"$userdir\"" $updater_class

}



look_for_pre_runs() {

    base="$1"

    dir="${base}/update/download"

    if [ -f "${dir}/install_later.xml" -a "`echo "${dir}"/*.nbm`" != "${dir}/*.nbm" ] ; then

        run_updater=yes

    fi

}



look_for_post_runs() {

    base="$1"

    dir="${base}/update/download"

    if [ \! -f "${dir}/install_later.xml" -a "`echo "${dir}"/*.nbm`" != "${dir}/*.nbm" ] ; then

        run_updater=yes

    fi

}



#

# dump the OS env variables into a temp file

#



nbenvfile="/tmp/nbenv.$$"



# attempt to delete a leftover from crashed instance which happened to have the

# same PID



rm -f ${nbenvfile}



# if ${nbenvfile} already exists there is a possibility that it is a leftover

# after another instance of this script crashed and the owner of the file can

# be another user (PIDs are reused).  In such a case keep appending 'X' to the

# filename until we find an unused name



while [ -f "$nbenvfile" ]

do

    nbenvfile=${nbenvfile}X

done



# #30621: handle embedded newlines in values, if possible.

if [ -r /proc/self/environ ]

then

    cat /proc/self/environ > "$nbenvfile"

    nbenvnullsep=true

# XXX works, but spends extra 350msec on a Solaris box I saw; probably too obscure to be worth it:

#elif perl -e 'foreach (keys %ENV) {print "$_=$ENV{$_}\0"}' > "$nbenvfile" 2> /dev/null

#then

#    nbenvnullsep=true

elif [ -x /usr/bin/env ] ; then

    /usr/bin/env > "$nbenvfile"

    nbenvnullsep=false

else

    echo "" > "$nbenvfile"

    nbenvnullsep=false

fi



# Note that Bash calls this even if you stop the command with Ctrl-C;

# Solaris' /bin/sh does not - but both call it on normal exit.

trap "rm -f '$nbenvfile'" EXIT



#

# main loop

#



# clear to prevent loop from ending

restart="yes"

first_time_starting="yes"



while [ "$restart" ] ; do



    #

    # build CLASSPATH

    #

    

    cp=""

    updatercp=""

    

    build_cp "${idehome}"

    

    if [ -f "${idehome}/lib/updater.jar" ] ; then

        updatercp="${idehome}/lib/updater.jar"

    fi



    # JDK tools

    

    for ex in jar zip ; do

        # XXX does this still work if ${jdkhome} contains spaces?

        if [ "`echo "${jdkhome}"/lib/*.$ex`" != "${jdkhome}/lib/*.$ex" ] ;then

            for x in "${jdkhome}"/lib/*.$ex ; do

                if [ ! -z "$cp" ] ; then cp="$cp:" ; fi

                cp="${cp}$x"

            done

        fi

    done



    # user-specified prefix and postfix CLASSPATH

    

    if [ ! -z "${prefixcp}" ] ; then

        cp="${prefixcp}:$cp"

    fi

    

    if [ ! -z "${postfixcp}" ] ; then

        cp="$cp:${postfixcp}"

    fi





    # prepend IDE's classpath to updater's classpath

    # (just xml-apis.jar and one XML parser would suffice)

    if [ ! -z "$updatercp" ] ; then

        updatercp=${cp}:${updatercp}

    else

        updatercp=${cp}

    fi



    # First check for pre-run updates.

    if [ "$first_time_starting" ] ; then

        run_updater=""

        look_for_pre_runs "$idehome"

        look_for_pre_runs "$userdir"

        if [ "$run_updater" ] ; then do_run_updater ; fi

        # Do not check this after a restart, it makes no sense.

        first_time_starting=""

    fi

    

    #

    # let's go

    #



    eval ${_NB_PROFILE_CMD} "\"${jdkhome}/bin/java\"" -Djdk.home="\"${jdkhome}\"" -classpath "\"$cp\"" \

        -Dnetbeans.osenv="${nbenvfile}" -Dnetbeans.osenv.nullsep=${nbenvnullsep} \

        $jargs $ide_class_option org.netbeans.Main $args

    exitcode=$?



    # If we should update anything, do it and restart IDE.

    run_updater=""

    look_for_post_runs "$idehome"

    look_for_post_runs "$userdir"

    if [ "$run_updater" ] ; then

        do_run_updater

        restart="yes"

    else

        restart=""

        # will fall thru loop and exit

    fi



done



# and we exit.

exit $exitcode