legacy/libisoburn/trunk/releng/inc/releng_getopts.inc

SELF=$(basename $0)
RELENG_XORRISO=0
KEEP=0
SIMULATE_FAILURE=0
CLEANUP=1

START_DIR_DONT_CHANGE=`pwd`
GEN_DATA_DIR=releng_generated_data/${SELF}

#############################################
print_help() {
cat << EOF

Usage: $SELF -x path/to/xorriso [-k0|1] [-f0|1] [-h]
       -x  absolute or relative path to binary to be run.
       -k  keep selfgenerated data (values 0,1, default 0).
       -c  cleanup selfgenerated data kept from previous
           run and exit            (values 0,1, default 0).
       -f  simulate failure        (values 0,1, default 0).
EOF
}

#############################################
cleanup() {
 if [ ${KEEP} -eq 0 -a ${CLEANUP} -eq 1 ]; then
   # safety net, just in case -> we want to be in the starting
   # directory before removing whatever self-generated stuff
   if [ -d "${GEN_DATA_DIR}" ]; then
       cd "${START_DIR_DONT_CHANGE}" || exit 2
       chmod +w -R ${GEN_DATA_DIR}
       rm -rf ${GEN_DATA_DIR}
       printf "${SELF}: Removed (self-generated) %s\n" ${GEN_DATA_DIR}
   else
       printf "${SELF}: ${GEN_DATA_DIR} does not exist. Nothing to clean.\n"
   fi
 else
   printf "${SELF}: Leaving (self-generated) %s\n" ${GEN_DATA_DIR}
 fi 
}

#############################################
while getopts “x:k:c:f:h” OPTION
do
  case $OPTION in
       x)
         RELENG_XORRISO=$OPTARG
         ;;
       k)
         KEEP=$OPTARG
         ;;
       c)
         CLEANUP=$OPTARG
	 cleanup
	 exit 0
         ;;
       f)
         SIMULATE_FAILURE=$OPTARG
         ;;
       h)
         print_help
         exit 0
         ;;
       *)
         print_help
         exit 31
         ;;
  esac
done

# Each releng_ test should decide whether or not to check that
#if [ ! -x $RELENG_XORRISO ]; then
# print_help
# printf "\n${SELF}: -x  absolute or relative path to binary to be run.\n\n"
# exit 31
#fi

if [ x"$KEEP" != x"0" -a x"$KEEP" != x"1" ]; then
 print_help
 printf "\n${SELF}: -k  keep selfgenerated data.\n\n"
 exit 31
fi

if [ x"$CLEANUP" != x"0" -a x"$CLEANUP" != x"1" ]; then
 print_help
 printf "\n${SELF}: -c  cleanup selfgenerated data kept from previous run.\n\n"
 exit 31
fi

if [ x"$SIMULATE_FAILURE" != x"0" -a x"$SIMULATE_FAILURE" != x"1" ]; then
 print_help
 printf "\n${SELF}: -f  simulate failure.\n\n"
 exit 31
fi