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1 #!/bin/sh
2 #
3 # poldek-config - poldek(1) configuration program
4 #
5 # poldek-config is an program to provide consistent configurability.
6 # It accesses the main configuration file /etc/poldek/poldek.conf(5)
7 # in a manner that is easy to use by scripted applications.
8 #
9 # Author: Elan Ruusamäe <glen@pld-linux.org>
10 # Date: 2015-11-13
11
12 usage() {
13         cat <<EOF
14 Usage: $0 [options] command
15
16 Commands:
17
18 ignore [PACKAGE] [PACKAGE...]
19     Ignore package list - packages fits given mask will be invisible.
20
21 hold [PACKAGE] [PACKAGE...]
22     Prevent package listed from being upgraded if they are already installed.
23
24 keep_downloads yes|no
25     Do not remove downloaded packages after its successful installation.
26
27 cachedir /var/cache/poldek
28     Cache directory for downloaded files. NOTE that parent directory of cachedir must exist.
29
30 EOF
31 }
32
33 die() {
34         echo >&2 "$PROGRAM: $*"
35         exit 1
36 }
37
38 option_set() {
39         local option="$1"; shift
40         sed -i -re "/^#?$option\s*=/ s#.*#$option = $*#" "$poldek_conf"
41 }
42
43 # parse command line args
44 parse_arguments() {
45         t=$(getopt -o hc: --long help -n "$PROGRAM" -- "$@")
46         [ $? != 0 ] && exit $?
47         eval set -- "$t"
48
49         while :; do
50                 case "$1" in
51                 -h|--help)
52                         usage
53                         exit 0
54                 ;;
55                 -c)
56                         shift
57                         poldek_conf=$1
58                 ;;
59                 --)
60                         shift
61                         break
62                 ;;
63                 *)
64                         die "Internal error: [$1] not recognized!"
65                 ;;
66                 esac
67                 shift
68         done
69
70         if [ $# = 0 ]; then
71                 usage
72                 exit 1
73         fi
74
75         command=$1; shift
76         arguments="$*"
77 }
78
79 main() {
80         parse_arguments "$@"
81
82         case "$command" in
83                 ignore|hold)
84                         option_set "$command" "$arguments"
85                         ;;
86                 keep_downloads)
87                         option_set "keep downloads" "$arguments"
88                         ;;
89                 cachedir|cache_dir)
90                         option_set "cachedir" "$arguments"
91                         ;;
92                 *)
93                         die "Unknown command: $command"
94                         ;;
95         esac
96 }
97
98 PROGRAM="${0##*/}"
99 poldek_conf=/etc/poldek/poldek.conf
100
101 main "$@"