Quick and dirty parsing procedure for unix shell scripts
parse_command_line ()
{
typeset -i user_opt help_opt password_opt verbose_opt
typeset errmsg
arg_cou=$#
while [ "$#" -gt 0 ]
do
<strong>case "$1" in</strong>
-@([U]) ) let user_opt=user_opt+1 ;;
-P ) let password_opt=password_opt+1 ; ask_pass=0 ;;
-option1 ) ;;
-option2 ) ;;
-option3 ) ;;
-@([hH?])) help_opt=1;;
-v*(erbose)) let verbose_opt=verbose_opt+1 ;;
*)
if [ user_opt [...]