rpm2cpio applet by Laurence Anderson
[people/mcb30/busybox.git] / scripts / unrpm
1 #!/bin/sh
2 #
3 # This should work with the GNU version of cpio and gzip!
4 # This should work with the bash or ash shell!
5 # Requires the programs (cpio, gzip, and the pager more or less).
6 #
7 usage() {
8 echo "Usage: unrpm -l package.rpm            <List contents of rpm package>"
9 echo "       unrpm -x package.rpm /foo/boo   <Extract rpm package to this directory,"
10 echo "                                        put . for current directory>"  
11 exit
12 }
13
14 rpm=$2
15  
16 exist() {
17 if [ "$rpm" = "" ]; then
18 usage
19 elif [ ! -s "$rpm" ]; then
20 echo "Can't find $rpm!"
21 exit
22 fi
23 }
24
25 if [ "$1" = "" ]; then
26 usage
27 elif [ "$1" = "-l" ]; then
28 exist
29 type more >/dev/null 2>&1 && pager=more
30 type less >/dev/null 2>&1 && pager=less
31 [ "$pager" = "" ] && echo "No pager found!" && exit
32 (echo -e "\nPress enter to scroll, q to Quit!\n" ; rpm2cpio $rpm | cpio -tv --quiet) | $pager
33 exit
34 elif [ "$1" = "-x" ]; then
35 exist
36 if [ "$3" = "" ]; then
37 usage
38 elif [ ! -d "$3" ]; then
39 echo "No such directory $3!"
40 exit
41 fi
42 rpm2cpio $rpm | (umask 0 ; cd $3 ; cpio -idmuv) || exit
43 echo
44 echo "Extracted $rpm to $3!"
45 exit
46 else
47 usage
48 fi