## tr2html
#........ convert troff (ms) files to HTML 2.0 with unroff 
#  usage:  tr2html file.troff file.html"
#

set oldpath = "$path"
set oldmanpath = "$MANPATH"

setenv UNROFF_DIR /ul/S/unroff-1.0
setenv MANPATH	"$MANPATH"":{$UNROFF_DIR}/doc"

#..... inform the user:
  echo ""
  echo "	unroff is in $UNROFF_DIR , bin on path"
  echo "	  man pages: unroff unroff-html  unroff-html-ms"
  echo "	     (paths will be restored after execution)"
  echo "  usage:  tr2html file.troff file.html"
  echo ""

set   trfn = "$1"
set htmlfn = "$2"

if( "$1" == "" ) then
  echo -n " --- enter troff filename (input): "
  set trfn = $<
endif
if( "$2" == "" ) then
  echo -n " --- enter html filename (output): "
  set htmlfn = $<
endif

$UNROFF_DIR/bin/unroff $trfn > $htmlfn

if( $? == "0" ) then
  echo "	.... restoring paths ...."
  set path = "$oldpath"
  setenv MANPATH $oldmanpath
  unsetenv UNROFF_DIR
endif