#!/bin/sh -e
#
# brp-dupe-bin - change symlinks to files in bin and sbin in buildroot.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# This module attempts to fix all the various arrangements of files under
# /{,s}bin in the buildroot to make the package installable on *both*
# unmerged-usr and merged-usr hierarchies, regardless of split-usr.
# It can be removed when support for unmerged-usr is dropped.

. @RPMCONFIGDIR@/functions
ValidateBuildRoot

cd "$RPM_BUILD_ROOT"
echo "Splitting links to aliased files under /{,s}bin in $RPM_BUILD_ROOT"

for DIR in bin sbin; do
    [ -d "$DIR" ] || continue
    find "$DIR" -mindepth 1 -type f -printf '%f\n' | while read -r FILE; do
        [ -e "usr/$DIR/$FILE" ] || continue
        if [ -L "usr/$DIR/$FILE" ] ; then
            rm "usr/$DIR/$FILE"
            cp -vT --preserve=all -- "$DIR/$FILE" "usr/$DIR/$FILE"
        elif ! diff -q "$DIR/$FILE" "usr/$DIR/$FILE"; then
            Fatal "Found different files $RPM_BUILD_ROOT/usr/$DIR/$FILE and $RPM_BUILD_ROOT/$DIR/$FILE"
        fi
    done
    find "$DIR" -mindepth 1 -type l -printf '%f\n' | while read -r FILE; do
        [ -e "usr/$DIR/$FILE" ] || continue
        if [ ! -L "usr/$DIR/$FILE" ] ; then
            rm "$DIR/$FILE"
            cp -vT --preserve=all -- "usr/$DIR/$FILE" "$DIR/$FILE"
        elif ! diff -q "$DIR/$FILE" "usr/$DIR/$FILE" --no-dereference; then
            Fatal "Found different symlinks $RPM_BUILD_ROOT/usr/$DIR/$FILE and $RPM_BUILD_ROOT/$DIR/$FILE"
        fi
    done
done