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#!/bin/sh -f # # Copyright (c) 2005 Silicon Graphics, Inc. All Rights Reserved. # OPTS="" NOBYTES=false PREALLOC=false VERBOSE=false VERSION=false XFS_IO=`dirname $0`"/xfs_io -p xfs_mkfile" USAGE="Usage: xfs_mkfile [-npvV] size file..." while getopts "npvV" c do case $c in n) NOBYTES=true;; p) PREALLOC=true;; v) VERBOSE=true;; V) VERSION=true;; \?) echo $USAGE 1>&2 exit 2 ;; esac done $VERSION && $XFS_IO -V shift `expr $OPTIND - 1` [ "$1" != "" ] || exit 0 SIZE="$1" ERRORS=0 shift while [ "$1" != "" ] do if $VERBOSE ; then $PREALLOC && echo "$1 $SIZE bytes pre-allocated" $PREALLOC || echo "$1 $SIZE bytes" fi if $NOBYTES ; then $XFS_IO -ft -c "truncate $SIZE" -- "$1" elif $PREALLOC ; then $XFS_IO -ftd -c "resvsp 0 $SIZE" \ -c "pwrite -q -S0 -b256k 0 $SIZE" \ -c "truncate $SIZE" -- "$1" else $XFS_IO -ftd -c "pwrite -q -S0 -b256k 0 $SIZE" \ -c "truncate $SIZE" -- "$1" fi [ $? -eq 0 ] || ERRORS=`expr $ERRORS + 1` shift done exit $ERRORS