musthavepkg.subr revision 272230 
1if [ ! "$_PACKAGES_MUSTHAVEPKG_SUBR" ]; then _PACKAGES_MUSTHAVEPKG_SUBR=1
2#
3# Copyright (c) 2014 Devin Teske
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27# $FreeBSD: stable/10/usr.sbin/bsdconfig/share/packages/musthavepkg.subr 272230 2014-09-27 23:57:21Z dteske $
28#
29############################################################ INCLUDES
30
31BSDCFG_SHARE="/usr/share/bsdconfig"
32. $BSDCFG_SHARE/common.subr || exit 1
33f_dprintf "%s: loading includes..." packages/musthavepkg.subr
34f_include $BSDCFG_SHARE/dialog.subr
35f_include $BSDCFG_SHARE/mustberoot.subr
36
37############################################################ FUNCTIONS
38
39# f_musthavepkg_init
40#
41# Validate pkg(8) is installed and set $PKG_ABI global if not already set.
42# Returns success unless pkg(8) is not installed and user refuses to install
43# it (upon prompt when running interactively).
44#
45f_musthavepkg_init()
46{
47	local funcname=f_musthavepkg_init
48	local pkg_abi_awk='$1~/^ABI/{print $NF; exit}'
49
50	if [ "$PKG_ABI" ]; then # Already set
51		f_dprintf "PKG_ABI=[%s]" "$PKG_ABI"
52		export PKG_ABI
53		f_quietly pkg -N -vv # return status (pkg(8) functional?)
54		return $?
55	fi
56
57	# Attempt to get PKG_ABI without prematurely bootstrapping pkg(8)
58	if f_eval_catch -k PKG_ABI $funcname pkg \
59		"pkg -N -vv | awk '%s'" "$pkg_abi_awk"
60	then
61		f_dprintf "PKG_ABI=[%s]" "$PKG_ABI"
62		export PKG_ABI
63		return $SUCCESS
64	fi
65
66	# pkg(8) not yet bootstrapped; ask for permission unless nonInteractive
67	f_dialog_yesno "$msg_pkg_not_yet_installed_install_now" ||
68		f_die 1 "$msg_must_have_pkg_to_execute" "$pgm"
69
70	f_mustberoot_init # Have to be root to install pkg(8)
71
72	# Bootstrap pkg(8)
73	f_dialog_info "$msg_bootstrapping_pkg"
74	f_eval_catch -k PKG_ABI $funcname pkg \
75		"ASSUME_ALWAYS_YES=1 pkg -vv | awk '%s'" "$pkg_abi_awk" ||
76		f_die 1 "$msg_must_have_pkg_to_execute" "$pgm"
77
78	f_dprintf "PKG_ABI=[%s]" "$PKG_ABI"
79	export PKG_ABI
80	return $SUCCESS
81}
82
83############################################################ MAIN
84
85f_dprintf "%s: Successfully loaded." packages/musthavepkg.subr
86
87fi # ! $_PACKAGES_MUSTHAVEPKG_SUBR
88