usr/src/local/local.cmd/difftc.sh

#! /bin/csh -f
#
# SCCS id: @(#)difftc.sh        1.4     (Berkeley) %G%
#
# diff termcap files
set path=(/usr/ucb /bin /usr/bin /usr/new /usr/local . $path)
set n=1 files=() flags=() term=()

if (! $?cwd) then
        set cwd=.
endif
if ("$cwd" !~ /*) then
        set cwd=`pwd`
endif

while ($n <= $#argv)
        if ("$argv[$n]" == "-f") then
                @ n++
                if ($argv[$n] !~ /*) then
                        set files=($files $cwd/$argv[$n])
                else
                        set files=($files $argv[$n])
                endif
        else if ("$argv[$n]" =~ -*) then
                set flags=($flags $argv[$n])
        else
                set term=($term $argv[$n])
        endif
        @ n++
end

switch ($#files)
case 0:
        set files=(/etc/termcap)
case 1:
        if ($#term != 2) then
                echo difftc: need two entries to diff
                exit 1
        endif
        breaksw
case 2:
        breaksw
default:
        echo difftc: too many termcap files
        exit 1
endsw

onintr cleanup

if ($#files == 1) then
        showtc -s $flags -f $files $term[1] > /tmp/tcd$$.old
        showtc -s $flags -f $files $term[2] | diff /tmp/tcd$$.old -
else
        showtc $flags -f $files[1] $term > /tmp/tcd$$.old
        showtc $flags -f $files[2] $term | diff /tmp/tcd$$.old -
endif

cleanup:
rm -f /tmp/tcd$$.old