compile java program with gcj

#!/bin/bash # compile java program with gcj # usage: #            mygcj myMain.java [otherJavaFiles] # copyright @ http://scriptdemo.blogspot.com if [ $# -eq 0 ]; then    sed -n '2,4p' mygcj    exit else    numfile=$#    IsMain=1    myfiles=""    for srcfile in $*    do       nf=`echo ${srcfile} | awk -F. '{print NF}'`       if [ $nf -eq 1 ]; then          srcfilename=${srcfile}          srcfile=${srcfilename}.java       elif [ $nf -eq 2 ]; then          srcfilename=`echo ${srcfile} | awk -F. '{print $1}'`       fi       [ ! -e ${srcfile} ] && echo "${srcfile} can\'t be found in current directory!" && exit       if [ $IsMain -eq 1 ]; then          mainfile=$srcfilename; IsMain=0       fi       myfiles="${myfiles} ${srcfile}"    done    gcj ${myfiles} --main=${mainfile} -o ${mainfile} fi