3 # $NetBSD: znew,v 1.2 2003/12/28 12:43:43 wiz Exp $
4 # $OpenBSD: znew,v 1.2 2003/08/05 18:22:17 deraadt Exp $
7 # Copyright (c) 2003 Otto Moerbeek <otto@drijf.net>
9 # Permission to use, copy, modify, and distribute this software for any
10 # purpose with or without fee is hereby granted, provided that the above
11 # copyright notice and this permission notice appear in all copies.
13 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
23 # Return 0 if the first arg file size is smaller than the second, 1 otherwise.
25 a=`du -k "$1" | awk '{ print $1 }'`
26 b=`du -k "$2" | awk '{ print $1 }'`
30 # Check gzip integrity if the -t flag is specified
32 if test $tflag -eq 1; then
37 # Decompress a file and then gzip it
43 if test ! -e "$filez"; then
44 echo "$prog: $filez does not exist"
47 if test ! -f "$filez"; then
48 echo "$prog: $filez is not a regular file"
51 if test -e "$filegz" -a $fflag -eq 0; then
52 echo "$prog: $filegz already exists"
56 tmp=`mktemp /tmp/znewXXXXXXXXXX` || {
57 echo "$prog: cannot create tmp file"
60 trap 'rm -f "$tmp"; exit 1' HUP INT QUIT PIPE TERM
62 # Do the actual work, producing a file "$tmp"
63 if uncompress -f -c < "$filez" | gzip -f $gzipflags -o "$tmp"; then
65 if test $kflag -eq 1 && smaller "$filez" "$tmp"; then
66 echo -n "$prog: $filez is smaller than $filegz"
71 if ! checkfile "$tmp"; then
72 echo "$prog: integrity check of $tmp failed"
77 # Try to keep the mode of the original file
78 if ! cp -fp "$filez" "$filegz"; then
79 echo "$prog: warning: could not keep mode of $filez"
81 if ! cp "$tmp" "$filegz" 2> /dev/null; then
82 echo "$prog: warning: could not keep mode of $filez"
83 if ! cp -f "$tmp" "$filegz" 2> /dev/null; then
84 echo "$prog: could not copy $tmp to $filegz"
85 rm -f "$filegz" "$tmp"
89 if ! touch -fr "$filez" "$filegz"; then
90 echo -n "$prog: warning: could not keep timestamp of "
95 echo "$prog: failed to process $filez"
102 usage="usage: $prog [-ftv9K] file ..."
109 # -P flag is recognized to maintain compatibility, but ignored. Pipe mode is
111 while getopts :ftv9PK i; do
115 v) gzipflags="-v $gzipflags";;
116 9) gzipflags="-9 $gzipflags";;
119 \?) echo "$usage"; exit 1;;
125 if test $# -eq 0; then
132 while test $# -ne 0; do
133 if ! process "$1"; then