pbuild.sh

#!/bin/bash

# buildroot
buildroot=/home/pbuild/buildroot

# break
trap "cleanupandexit" 0 1 2 3 15

cleanupandexit()
{
    # save exit code
    rc=$?

    echo -e $message

    # umount /dev & /proc
    if [ $buildroot"x" != "x" ]
        then
            while [ -e $buildroot/proc/uptime ]
                do umount $buildroot/proc
                done
            while [ -e $buildroot/dev/urandom ]
                do umount $buildroot/dev
                done
    fi

    echo -e "# STOP:\t\t\t" `date`

    exit $rc
}

# start
echo -e "# START:\t\t" `date`

# read pkgbuild
if [ -e PKGBUILD ]
    then
        . PKGBUILD
        echo -e "# Package:\t\t" $pkgname
    else
        message="# ERROR:\t\t No PKGBUILD in `pwd`!"
        exit 1
fi

# delete/create buildroot
echo -e "# Create buildroot:\t" $buildroot

if [ -d $buildroot ]
    then
        rm -rf $buildroot
fi

# create /dev & /proc
mkdir -p $buildroot/dev
mkdir $buildroot/proc

# mount /dev & /proc
mount --bind /dev $buildroot/dev
mount --bind /proc $buildroot/proc

# install buildroot
mkdir -p $buildroot/var/lib/pacman
pacman -r $buildroot -Sy
pacman -r $buildroot --noconfirm --noscriptlet --noprogressbar -S base-devel ${makedepends[@]} ${depends[@]}

# create build user
echo 'build::1000:1000:build:/home/build:/bin/bash' >> $buildroot/etc/passwd
echo 'build::1000:' >>$buildroot/etc/group
mkdir -p $buildroot/home/build
chown -R 1000:1000 $buildroot/home/build

# copy resolv.conf
cp /etc/resolv.conf $buildroot/etc

# copy pkg-files to buildroot
cp -R ./. $buildroot/home/build/

# build package
chroot $buildroot su -l build -c "cd /home/build; makepkg"

# build error?
if [ $? -ne 0 ]
    then
        message="# ERROR:\t\t Build failed!"
        exit 1
fi

# done
message="# SUCCESS:\t\t Buildjob done!"

exit 0