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#! /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} {if (p){print "'$(dirname "$DSCFILE")'/" $3}} /^Files:/{p=1} /^$/ {p=0}') ; do
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
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