#!/bin/sh

set -e

distro=$1
arch=$2
perlchroot=$3
if [ -z "$distro" ] || [ -z "$arch" ]; then
    echo "usage: $0 <distro> <arch> [<iurt chroot>]"
    exit 1
fi

# To be used when bootstrap need updates_testing stuffs ( like new rpm ): media="core/release core/updates_testing"
media=core/release
repository=http://repository.mageia.org/distrib/

if [ -z "$perlchroot" ]; then
    perlchroot=$(echo | iurt --repository $repository --shell -r $distro $arch 2>&1 | perl -lne '/dumping to a chrooted shell into (.*)/ and print $1')
fi

if [ -z "$perlchroot" ]; then
    echo "No chroot given to reuse and failed to create a new one"
    exit 1
fi

iurt --repository $repository --shell -r $distro $arch --use-old-chroot $perlchroot --chrooted-urpmi -m $media -- $repository <<EOF
set -x
set -e
skip() { echo \$*; }
sudo urpmi.update -a
sudo urpmi --auto mgarepo
mkdir -p ~/.mgarepo
perl -pe 's/svn\\+ssh:/svn:/' /etc/mgarepo.conf > ~/.mgarepo/config
perlapis_path=\$HOME/perlapis.txt
[ -e \$perlapis_path ] || rpm -q --provides perl-base | grep ^libperl.so. > \$perlapis_path
for p in perl perl-Test-LeakTrace perl-PerlIO-utf8_strict perl-List-MoreUtils-XS perl-List-MoreUtils perl-URPM perl-Locale-gettext; do mgarepo getsrpm -n \$p; done
rpm -ivh --nodeps *.src.rpm
sudo urpmi --auto --no-verify-rpm rpmbuild/SPECS/*.spec
rpmbuild --target $arch -ba rpmbuild/SPECS/perl.spec
sudo rpm -Uvh --nodeps --force \$(ls rpmbuild/RPMS/*/perl-*.rpm | grep -v debuginfo)
rpmbuild --target $arch -ba rpmbuild/SPECS/perl-Test-LeakTrace.spec
sudo rpm -Uvh --force rpmbuild/RPMS/*/perl-Test-LeakTrace*.rpm
rpmbuild --target $arch -ba rpmbuild/SPECS/perl-List-MoreUtils-XS.spec
sudo rpm -Uvh --force rpmbuild/RPMS/*/perl-List-MoreUtils-XS*.rpm
PERL5LIB=\$(rpm -ql perl-List-MoreUtils-XS perl-List-MoreUtils | perl -ne 's!/List/MoreUtils.pm!! && print') LIST_MOREUTILS_PP=1 rpmbuild --target $arch -ba rpmbuild/SPECS/perl-List-MoreUtils.spec
sudo rpm -Uvh --force rpmbuild/RPMS/*/perl-List-MoreUtils-*.rpm
rpmbuild --target $arch -ba rpmbuild/SPECS/perl-URPM.spec
rpmbuild --target $arch -ba rpmbuild/SPECS/perl-Locale-gettext.spec
sudo rpm -Uvh --force rpmbuild/RPMS/*/perl-URPM-*.rpm rpmbuild/RPMS/*/perl-Locale-gettext-*.rpm
updatepkgs() { spec=\$1; toupdate=; while read line; do set -- \$line; name=\$1; path=\$2; rpm -q \$name --quiet && toupdate="\$toupdate \$path"; done < <(rpm -q --target $arch --specfile \$spec --qf '%{name} rpmbuild/RPMS/%{arch}/%{name}-%{version}-%{release}.%{arch}.rpm\n' | egrep -v -- '-(debuginfo|__restore__)-'); [ -n "\$toupdate" ] && sudo rpm -Uvh --force \$toupdate; }
rebuild() { p=\$1; mgarepo getsrpm -n \$p; rpm -ivh @*:\$p-*.src.rpm; spec=rpmbuild/SPECS/\$p.spec; sudo urpmi --auto --no-verify-rpm \$spec; rpmbuild --target $arch -ba \$spec; updatepkgs \$spec; }
pkgs=\$(LC_ALL=C rpm -q --qf '%{SOURCERPM}\n' --whatrequires \$(cat \$perlapis_path) | perl -lne '/^(\S+)-[^-]+-[^-]+$/ and print \$1' | uniq); for p in \$pkgs; do rebuild \$p; done
EOF

echo $perlchroot

cat <<EOF
# ONCE THAT IS DONE, WE CAN REBUILD OTHER PERL PKGS USING THE REGULAR BS:
# ========================================================================
# Use the following to rebuild binary packages _not_ depending on libperl.so:
# Those will install w/o dep issue but will fail at runtime with eg:
# lib/RPM2.c: loadable library and perl binaries are mismatched (got handshake key 0xcd00080, needed 0xed00080)
(for i in perl*;do rpm -qpl \$i|fgrep -q .so&&echo \$i;done>>/tmp/PERLBIN)
(for i in \$(</tmp/PERLBIN);do rpm -qpR \$i|fgrep -q libperl||rpm -qp --qf '%{sourcerpm}\n'  \$i;done>>/tmp/PERLBIN2)
EOF