#! /bin/sh# extract - extract C source files from GTK Tutorial# Copyright (C) Tony Gale 1998# Contact: gale@gtk.org## extract.awk command Switches:# -c : Just do checking rather than output files# -f <filename> : Extract a specific file# -d : Extract files to current directory if [ -x /usr/bin/gawk ]; then gawk -f extract.awk ../docs/gtk_tut.sgml $1 $2 $3 $4 $5else if [ -x /usr/bin/nawk ]; then  nawk -f extract.awk ../docs/gtk_tut.sgml $1 $2 $3 $4 $5 else  if [ -x /usr/bin/awk ]; then   awk -f extract.awk ../docs/gtk_tut.sgml $1 $2 $3 $4 $5  else    if [ -x /bin/awk ]; then    awk -f extract.awk ../docs/gtk_tut.sgml $1 $2 $3 $4 $5   else    echo "Can't find awk... please edit extract.sh by hand"   fi  fi fifi