#!/bin/sh
set -eu
export LC_ALL=C.UTF-8

prefix=
if [ "$(id -u)" -eq 0 ] && [ "{{ MODE }}" != "root" ] && [ "{{ MODE }}" != "auto" ]; then
	if ! id "${SUDO_USER:-user}" >/dev/null 2>&1; then
		if [ ! -e /mmdebstrap-testenv ]; then
			echo "this test modifies the system and should only be run inside a container" >&2
			exit 1
		fi
		useradd --home-dir "/home/${SUDO_USER:-user}" --create-home "${SUDO_USER:-user}"
	fi
	prefix="runuser -u ${SUDO_USER:-user} --"
fi

[ "{{ MODE }}" = "fakechroot" ] && prefix="$prefix fakechroot fakeroot"
$prefix {{ CMD }} --mode={{ MODE }} --variant=apt --architectures=arm64 {{ DIST }} /tmp/debian-chroot.tar {{ MIRROR }}
# we ignore differences between architectures by ignoring some files
# and renaming others
{ tar -tf /tmp/debian-chroot.tar \
	| grep -v '^\./usr/lib/ld-linux-aarch64\.so\.1$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/ld-linux-aarch64\.so\.1$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/asm-generic/int-ll64\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/asm-generic/types\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/asm-generic/unistd\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/asm/sigcontext\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/asm/sve_context\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/asm/types\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/bits/procfs-extra\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/bits/procfs-id\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/bits/procfs-prregset\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/bits/procfs\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/gnu/stubs-lp64\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/linux/types\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/sys/procfs\.ph$' \
	| grep -v '^\./usr/lib/aarch64-linux-gnu/perl/5\.[0-9]\+\.0/sys/user\.ph$' \
	| grep -v '^\./usr/share/doc/[^/]\+/changelog\(\.Debian\)\?\.arm64\.gz$' \
	| sed 's/aarch64-linux-gnu/x86_64-linux-gnu/' \
	| sed 's/arm64/amd64/';
} | sort > tar2.txt
{ < tar1.txt \
	grep -v '^\./usr/bin/i386$' \
	| grep -v '^\./usr/bin/x86_64$' \
	| grep -v '^\./lib32$' \
	| grep -v '^\./lib64$' \
	| grep -v '^\./libx32$' \
	| grep -v '^\./usr/lib32/$' \
	| grep -v '^\./usr/libx32/$' \
	| grep -v '^\./usr/lib64/$' \
	| grep -v '^\./usr/lib64/ld-linux-x86-64\.so\.2$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/ld-linux-x86-64\.so\.2$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/libmvec\.so\.1$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/asm/posix_types_32\.ph$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/asm/posix_types_64\.ph$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/asm/posix_types_x32\.ph$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/asm/unistd_32\.ph$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/asm/unistd_64\.ph$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/asm/unistd_x32\.ph$' \
	| grep -v '^\./usr/lib/x86_64-linux-gnu/perl/5\.[0-9]\+\.0/gnu/stubs-64\.ph$' \
	| grep -v '^\./usr/share/doc/[^/]\+/changelog\(\.Debian\)\?\.amd64\.gz$' \
	| grep -v '^\./usr/share/man/man8/i386\.8\.gz$' \
	| grep -v '^\./usr/share/man/man8/x86_64\.8\.gz$';
} | sort | diff -u - tar2.txt >&2
rm /tmp/debian-chroot.tar