#! /bin/csh -f
###########################################################################
#       PROJECT:        DEMETER
#       MODULE:         SYSTEM
#       FILE:           generate-productivity
#       SYSTEM:         UNIX 4.3 BSD on sun
#--------------------------------------------------------------------------
#       COPYRIGHT (c) 1993 Northeastern University
#       Prof. Karl J. Lieberherr
#--------------------------------------------------------------------------
#       AUTHOR:         Walter Hursch
#       DATE:           December 9, 1991
#       REVISED:        May 5, 1992
#                         Allow arbitrary cd names
#                       Fri Jul  9 15:32:34 1993
#			  replaced cut with awk
#                       
#--------------------------------------------------------------------------
#       DESCRIPTION:
#       This is the script file to produce the file generate.benefit -- a
#	summary of how much code was generated by the Demeter C++ generate 
#	command.
#
###########################################################################

# Test usage
if ($#argv >= 2) then
   echo "Usage: generate-productivity [class_dictionary]"
   exit (1)
else if ($#argv == 1) then
   set CD = $1
else
   set CD = cd.cd
endif
 
# make sure your in TOP directory (only plausibility test)
if (! -f $CD) then
   echo "Generate-productivity error: Cannot find class dictionary."
   echo "Make sure you are in directory TOP."
   echo ""
   exit (1)
endif

# set output filename
set OUT = generate.benefit

# count character, words and lines generated
set LINESGEN = `cat main.C.sample notmod/def/* scanner/lex-DEM.l | wc -l | cut -c1-8 | tail -1`

# count character, words and lines user written
set LINESWRT = `cat $CD | wc -l | tail -1 | awk '{ print $1}' `

# computation of percentages
# Watch out: only integer arithmetic allowed!
@ SUM = $LINESWRT + $LINESGEN
@ PWRT = ( 1000 * $LINESWRT ) / $SUM
@ PGEN = ( 1000 * $LINESGEN ) / $SUM

# summaries on file
version
echo "                  *** generation productivity ***"
echo ""
date
echo "Number of user-written lines (promille): $LINESWRT  ($PWRT/1000)"
echo "   Files: cd"
echo "Number of generated lines (promille):    $LINESGEN  ($PGEN/1000)"
echo "   Files: main.C.sample"
echo "          notmod/def/*"
echo "          scanner/lex-DEM.l"
echo ""