tools/make-file.sh

   1 #!/bin/sh
   2 #
   3 #   Copyright (c) International Business Machines  Corp., 2001
   4 #
   5 #   This program is free software;  you can redistribute it and/or modify
   6 #   it under the terms of the GNU General Public License as published by
   7 #   the Free Software Foundation; either version 2 of the License, or
   8 #   (at your option) any later version.
   9 #
  10 #   This program is distributed in the hope that it will be useful,
  11 #   but WITHOUT ANY WARRANTY;  without even the implied warranty of
  12 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  13 #   the GNU General Public License for more details.
  14 #
  15 #   You should have received a copy of the GNU General Public License
  16 #   along with this pronram;  if not, write to the Free Software
  17 #   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  18 #
  19 #
  20 #   FILE: generate.sh
  21 #
  22 #   PURPOSE: Creates dat for use in network file transfer tests.
  23 #
  24 #   AUTHOR: Randy Hron (rwhron@earthlink.net)
  25 #
  26 ############################################################################
  27
  28 file=$1
  29 size=$2
  30
  31 if [ -z "$1" ] || [ -z "$2" ] ; then
  32         echo "Usage: make-file.sh <file> <size in bytes>"
  33         exit 1
  34 fi
  35
  36 if [ -e $file ] ; then
  37         exit 0
  38 fi
  39
  40 if ! perl -e "print 'A' x $size" > $file 2> /dev/null ; then
  41         if ! awk 'BEGIN { cnt='$size'; while (cnt--) printf "A" }' > $file 2> /dev/null ; then
  42                 ( while ((size--)) ; do echo -n A ; done ) > $file
  43         fi
  44 fi
  45
  46 chmod 666 $file