aboutsummaryrefslogtreecommitdiff
path: root/pbuilder-buildpackage
blob: 7be44b63148f32a868334cb4c90f11dcd98e28be (plain)
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
188
189
190
191
192
193
194
195
196
197
198
#! /bin/bash
export LANG=C
export LC_ALL=C

function copydsc () {
    local DSCFILE="$1"
    local TARGET="$2"
    for FILE in \
      "$DSCFILE" \
	$(cat "$DSCFILE" | \
	awk 'BEGIN{p=0} /^$/ {p=0} {if (p){print "'$(dirname "$DSCFILE")'/" $3}} /^Files:/{p=1}' ) ; do
	echo "    -> copying [$FILE]"
        cp "$FILE" "$TARGET" ;
    done
}

function checkbuilddep_versiondeps () {
    local PACKAGE="$1"
    local COMPARESTRING="$2"
    local DEPSVERSION="$3"
    local PACKAGEVERSION=$($CHROOTEXEC usr/bin/apt-cache show $PACKAGE | grep "^Version:" | sort | head -1 | sed 's/^Version: \(.*\)$/\1/')
    # no versioned provides.
    if dpkg --compare-versions "$PACKAGEVERSION" "$COMPARESTRING" "$DEPSVERSION"; then
	# satisfies depends
	return 0;
    else
	# cannot satisfy depends
	return 1;
    fi
}

function checkbuilddep_archdeps () {
    # returns FALSE on INSTALL
    local INSTALLPKG="$1"
    local ARCH="$2"
    if echo "$INSTALLPKG" | sed 's/.*\(\[.*\]\)/\1/' | grep "[[/][!]$ARCH[]/]" > /dev/null; then
	# if !$ARCH exists in there, ERROR.
	return 0;
    fi
    if ! echo "$INSTALLPKG" | sed 's/.*\(\[.*\]\)/\1/' | grep "[!]" > /dev/null; then
	if ! echo "$INSTALLPKG" | sed 's/.*\(\[.*\]\)/\1/' | grep "[[/]$ARCH[]/]" > /dev/null; then
	# if $ARCH does not exist, ERROR.
	    return 0;
	fi
    fi
    return 1;
}

function checkbuilddep_provides () {
    local PACKAGENAME="$1"
    PROVIDED=$($CHROOTEXEC usr/bin/apt-cache showpkg $PACKAGENAME | awk '{p=0}/^Reverse Provides:/,/^$/{p=1}{if(p && ($0 !~ "Reverse Provides:")){PACKAGE=$1}} END{print PACKAGE}')
}

function checkbuilddep_internal () {
# Use this function to fulfill the dependency (almost)
    local ARCH=$(dpkg --print-architecture)
    echo " -> Attempting to parse the build-deps by myself"
    for INSTALLPKGMULTI in $(grep "^Build-Depends\(-Indep\|\): " "$BUILDPLACE/"tmp/buildd/*/debian/control | \
	sed 's/^[^:]*: \(.*\)$/\1/' | \
	tr " " "/" | \
	awk 'BEGIN{RS=","} {print}'); do
      echo " -> Considering "$(echo $INSTALLPKGMULTI | tr "/" " " | awk '{print $1}' )
      SATISFIED="no"
      for INSTALLPKG in $(echo "$INSTALLPKGMULTI" | \
	  awk 'BEGIN{RS="|"} {print}'); do
	#echo " -> Trying to install $INSTALLPKG"
	if echo "$INSTALLPKG" | grep '\[' > /dev/null ; then
	    if checkbuilddep_archdeps "$INSTALLPKG" "$ARCH"; then
		SATISFIED="yes"
		echo "   -> This package is not for this architecture"
		continue;
	    fi
	fi
	if echo "$INSTALLPKG" | grep '[(]' > /dev/null; then
	    #echo "Debug: $INSTALLPKG"
	    if ! checkbuilddep_versiondeps $(echo "$INSTALLPKG" | tr "/" " " | awk '{print $1}') \
		$(echo "$INSTALLPKG" | tr "/" " " | sed 's/^.*(\(<<\|<=\|>=\|=\|<\|>>\|>\)[ ]*\(.*\)).*$/\1/') \
		$(echo "$INSTALLPKG" | tr "/" " " | sed 's/^.*(\(<<\|<=\|>=\|=\|<\|>>\|>\)[ ]*\(.*\)).*$/\2/') ; then
	      echo "   -> Does not satisfy version, not trying"
	      continue;
	    fi
	fi
	echo " -> Installing "$(echo "$INSTALLPKG" | tr "/" " " | awk '{print $1}')

	if $CHROOTEXEC usr/bin/apt-get -y install $(echo "$INSTALLPKG" | tr "/" " " | awk '{print $1}'); then
	    SATISFIED="yes"
	else
	    # package could not be found. -- looking for alternative.
	    PROVIDED=""
	    checkbuilddep_provides $(echo "$INSTALLPKG" | tr "/" " " | awk '{print $1}')
	    if [ -n "$PROVIDED" ]; then
		# something provides this package
		echo "   -> Installing $PROVIDED to satisfy the dependency "
		if $CHROOTEXEC usr/bin/apt-get -y install $PROVIDED; then
		    SATISFIED="yes";
		fi
	    fi
	fi
      done;
      if [ "$SATISFIED" = "no" ]; then
	  echo Could not satisfy build-dependency.
	  abortingfunction
	  exit 1
      fi
    done;
    for INSTALLPKG in $(grep "^Build-Conflicts\(-Indep\|\): " "$BUILDPLACE/"tmp/buildd/*/debian/control | \
	sed 's/^[^:]*: \(.*\)$/\1/' | \
	tr " " "/" | \
	awk 'BEGIN{RS=","} {print}'); do
      echo " -> Considering "$(echo $INSTALLPKG | tr "/" " " | awk '{print $1}' )
      if echo "$INSTALLPKG" | grep '\[' > /dev/null ; then
	  # this package has arch-conflicts.
	  if checkbuilddep_archdeps "$INSTALLPKG" "$ARCH"; then
	      continue;
	  fi
      fi
      if echo "$INSTALLPKG" | grep '[(]' > /dev/null ; then
	  # this package has version-conflicts
	  if ! checkbuilddep_versiondeps $(echo "$INSTALLPKG" | tr "/" " " | awk '{print $1}') \
		$(echo "$INSTALLPKG" | tr "/" " " | sed 's/^.*(\(<<\|<=\|>=\|=\|<\|>>\|>\)[ ]*\(.*\)).*$/\1/') \
		$(echo "$INSTALLPKG" | tr "/" " " | sed 's/^.*(\(<<\|<=\|>=\|=\|<\|>>\|>\)[ ]*\(.*\)).*$/\2/'); then
	      echo "   -> Satisfies version, not trying"
	      continue;
	  fi
      fi
      #echo " -> Removing $INSTALLPKG"
      $CHROOTEXEC usr/bin/apt-get -y remove $(echo "$INSTALLPKG" | tr "/" " " | awk '{print $1}') || (
	  echo Could not satisfy build-conflicts
	  abortingfunction
	  exit 1
      )
    done
}

function checkbuilddep () {
    checkbuilddep_internal;
}

. /usr/lib/pbuilder/pbuilder-checkparams

PACKAGENAME="$1"
CHROOTEXEC="chroot $BUILDPLACE "

if [ ! -f "$PACKAGENAME" ]; then
    echo "Command line parameter [$PACKAGENAME] is not a valid .dsc file name" >&2
    exit 1;
fi;

extractbuildplace 

echo Copying source file
copydsc "$PACKAGENAME" "$BUILDPLACE/tmp/buildd"
echo Extracting source
if ! $CHROOTEXEC /bin/bash -c "( cd tmp/buildd; /usr/bin/dpkg-source -x $(basename $PACKAGENAME) )"; then
    echo pbuilder: Failed extracting the source >&2 
    abortingfunction
    exit 1;
fi

if [ -n "$APTCACHE" ]; then
    echo "Obtaining the cached apt archive contents"
    cp "$APTCACHE"/*.deb "$BUILDPLACE/var/cache/apt/archives/"
fi
echo Installing the build-deps
checkbuilddep

if [ -n "$APTCACHE" ]; then
    echo "Copying back the cached apt archive contents"
    mkdir -p "$APTCACHE" ;
    for A in "$BUILDPLACE/var/cache/apt/archives/"*.deb; do
	if [ ! -f "$APTCACHE/"$(basename "$A") ]; then
	    echo " -> new cache content "$(basename "$A")" added"
	    cp "$A" "$APTCACHE/"
	fi
    done
fi

echo Building the package
export PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/X11R6/bin"
if ! $CHROOTEXEC /bin/bash -c "cd tmp/buildd/*/;  dpkg-buildpackage"; then
    echo "pbuilder: Failed autobuilding of package" >&2
    abortingfunction
    exit 1;    
fi

umountproc

if [ -n "$BUILDRESULT" ]; then
    mkdir -p "$BUILDRESULT"
    if [ -d "$BUILDRESULT" ]; then
	cp "$BUILDPLACE"/tmp/buildd/* "$BUILDRESULT"
    else
	echo "Error: BUILDRESULT=[$BUILDRESULT] and is not a directory." >&2
    fi
fi

cleanbuildplace