#!/bin/sh ################################################################################ ## ## ## Copyright (c) International Business Machines Corp., 2005 ## ## ## ## This program is free software; you can redistribute it and#or modify ## ## it under the terms of the GNU General Public License as published by ## ## the Free Software Foundation; either version 2 of the License, or ## ## (at your option) any later version. ## ## ## ## This program is distributed in the hope that it will be useful, but ## ## WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ## ## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ## ## for more details. ## ## ## ## You should have received a copy of the GNU General Public License ## ## along with this program; if not, write to the Free Software ## ## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ## ## ## ## ## ################################################################################ # # File: # create_file # # Description: # Create a file in the specified size # # Arguments: # $1: filename # $2: filesize # # Returns: # 0: Success # 1: Fail # # Author: # Mitsuru Chinen # # History: # Oct 19 2005 - Created (Mitsuru Chinen) # #----------------------------------------------------------------------- #Uncomment line below for debug output. #trace_logic=${trace_logic:-"set -x"} $trace_logic # Check argument if [ $# -ne 2 ] ; then echo "Usage: create_file filename filesize" >&2 exit 1 fi filename=$1 filesize=$2 if [ $filesize -le 0 ]; then echo "The filesize should be bigger than 0" >&2 exit 1 fi echo -n "A" > $filename 2>/dev/null echo -n "Z" | dd of=$filename bs=1 seek=`expr $filesize - 1` >/dev/null 2>&1 if [ $? -ne 0 ]; then echo "Failed to create $filename" >&2 exit 1 fi chmod 644 $filename exit 0