1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
#!/bin/bash
# pbuilder -- personal Debian package builder
# Copyright (C) 2001,2002,2003,2005-2007 Junichi Uekawa
# Copyright (C) 2007 Loïc Minier
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# module to satisfy build dependencies; common functions
package_versions() {
local PACKAGE="$1"
LC_ALL=C $CHROOTEXEC /usr/bin/apt-cache show "$PACKAGE" | sed -n 's/^Version: //p'
}
candidate_version() {
local PACKAGE="$1"
LC_ALL=C $CHROOTEXEC apt-cache policy "$PACKAGE" | sed -n 's/ *Candidate: //p'
}
checkbuilddep_versiondeps() {
local PACKAGE="$1"
local COMPARESTRING="$2"
local DEPSVERSION="$3"
local PACKAGEVERSIONS=$( package_versions "$PACKAGE" | xargs)
# no versioned provides.
if [ "${FORCEVERSION}" = "yes" ]; then
return 0;
fi
for PACKAGEVERSION in $PACKAGEVERSIONS ; do
if dpkg --compare-versions "$PACKAGEVERSION" "$COMPARESTRING" "$DEPSVERSION"; then
# satisfies depends
return 0;
fi
done
echo " Tried versions: $PACKAGEVERSIONS"
# cannot satisfy depends
return 1;
}
get_source_control_field() {
local field="$1"
sed -n -e "s/^$field://i" -e '
t store
/^$/q
d
: store
H
: loop
n
/^#/ b loop
/^[ \t]/ b store
x
# output on single line
s/\n//g
# change series of tabs and spaces into a space
s/[\t ]\+/ /g
# normalize space before and after commas
s/ *, */, /g
# normalize space before and after pipes
s/ *| */ | /g
# normalize space before and after parentheses
s/ *( */ (/g
s/ *) */)/g
# normalize space between operator and version
s/(\(>>\|>=\|>\|==\|=\|<=\|<<\|<\|!=\) *\([^)]*\))/(\1 \2)/g
# normalize space at beginning and end of line
s/^ *//
s/ *$//
p' \
"$DEBIAN_CONTROL"
}
get_build_deps() {
get_source_control_field "Build-Depends"
if [ "$BINARY_ARCH" = no ]; then
get_source_control_field "Build-Depends-Indep"
fi
}
get_build_conflicts() {
get_control_field "Build-Conflicts"
if [ "$BINARY_ARCH" = no ]; then
get_source_control_field "Build-Conflicts-Indep"
fi
}
checkbuilddep_archdeps() {
# returns FALSE on INSTALL
local INSTALLPKG="$1"
local ARCH="$2"
# architectures listed between [ and ] for this dep
local DEP_ARCHES="$(echo "$INSTALLPKG" | sed 's/.*\[\(.*\)\].*/\1/')"
# check for !$ARCH in DEP_ARCHES
if echo "$DEP_ARCHES" | egrep -q "(^|[[:space:]/]+)\![[:space:]/]*$ARCH($|[[:space:]/]+)"; then
return 0;
fi
# check for a "!" which would mean there's a !<otherarch> and hence $ARCH
# is included
if ! echo "$DEP_ARCHES" | grep -q '!'; then
# check for $ARCH in DEP_ARCHES
if ! echo "$DEP_ARCHES" | egrep -q "(^|[[:space:]/]+)$ARCH($|[[:space:]/]+)"; then
return 0;
fi
fi
return 1;
}
checkbuilddep_provides() {
local PACKAGENAME="$1"
# PROVIDED needs to be used outside of this function.
PROVIDED=$($CHROOTEXEC /usr/bin/apt-cache showpkg $PACKAGENAME | awk '{p=0}/^Reverse Provides:/,/^$/{p=1}{if(p && ($0 !~ "Reverse Provides:")){PACKAGE=$1}} END{print PACKAGE}')
}
# returns either "package=version", to append to an apt-get install line, or
# package
versioneddep_to_aptcmd() {
local INSTALLPKG="$1"
local PACKAGE
local PACKAGE_WITHVERSION
local PACKAGEVERSIONS
local CANDIDATE_VERSION
local COMPARESTRING
local DEPSVERSION
PACKAGE="$(echo "$INSTALLPKG" | sed -e 's/^[/]*//' -e 's/[[/(].*//')"
PACKAGE_WITHVERSION="$PACKAGE"
# if not versionned, we skip directly to outputting $PACKAGE
if echo "$INSTALLPKG" | grep '[(]' > /dev/null; then
# package versions returned by APT, in reversed order
PACKAGEVERSIONS="$( package_versions "$PACKAGE" | tac | xargs )"
CANDIDATE_VERSION="$( candidate_version "$PACKAGE" )"
COMPARESTRING="$(echo "$INSTALLPKG" | tr "/" " " | sed 's/^.*( *\(<<\|<=\|>=\|=\|<\|>>\|>\) *\(.*\)).*$/\1/')"
DEPSVERSION="$(echo "$INSTALLPKG" | tr "/" " " | sed 's/^.*( *\(<<\|<=\|>=\|=\|<\|>>\|>\) *\(.*\)).*$/\2/')"
# if strictly versionned, we skip to outputting that version
if [ "=" = "$COMPARESTRING" ]; then
PACKAGE_WITHVERSION="$PACKAGE=$DEPSVERSION"
else
# try the candidate version, then all available versions (asc)
for VERSION in $CANDIDATE_VERSION $PACKAGEVERSIONS; do
if dpkg --compare-versions "$VERSION" "$COMPARESTRING" "$DEPSVERSION"; then
if [ $VERSION != $CANDIDATE_VERSION ]; then
PACKAGE_WITHVERSION="$PACKAGE=$VERSION"
fi
break;
fi
done
fi
fi
echo "$PACKAGE_WITHVERSION"
}
print_help() {
# print out help message
cat <<EOF
pbuilder-satisfydepends -- satisfy dependencies
Copyright 2002-2007 Junichi Uekawa <dancer@debian.org>
--help: give help
--control: specify control file (debian/control, *.dsc)
--chroot: operate inside chroot
--binary-all: include binary-all
--binary-arch: include binary-arch only
--echo: echo mode, do nothing. (--force-version required for most operation)
--force-version: skip version check.
--continue-fail: continue even when failed.
EOF
}
|