#! /bin/csh -f

# Parameter Setting
set RM='/bin/rm'
set LN='/bin/ln -s'
set CAT='/bin/cat'
set EXPR='/bin/expr'
set FILE='/opt/NSUG98/httpd/htdocs/2D/.num_2D_Home'
set LOCK='/opt/NSUG98/httpd/htdocs/2D/.tmp_2D'

# Program body

$LN $FILE $LOCK && (\
	set NUM=`$CAT $FILE`;\
	$EXPR $NUM + 1 > $FILE;\
	$RM $LOCK;\
	echo $NUM\
)