#!/bin/sh

# for testing updates to ghc-rpm-macros etc

# In a pkg dir run

#   $ ./test-rebuild.sh

# or clone a pkg branch:

#   $ ./test-rebuild.sh [pkg]

set -e

PKG=${1:-$(fedpkg gimmespec | sed -e "s/.spec//")}

[ -d "$PKG" -o -f "$PKG.spec" ] || fedpkg clone -a $PKG

[ -d "$PKG" ] && cd $PKG

ARCH=$(arch)

#if [ -d $ARCH ]; then

#  echo Please move existing $ARCH/

#  exit 1

#fi

if [ -f /etc/os-release ]; then

    eval $(grep VERSION_ID /etc/os-release)

    if rpm -q --quiet epel-release; then

        PREFIX=epel

    else

        PREFIX=f

    fi

    if git branch -a | grep -q $PREFIX$VERSION_ID; then

        BRANCH=$PREFIX$VERSION_ID

    else

        case $VERSION_ID in

            7.*) BRANCH=epel7 ;;

            *) BRANCH=rawhide ;;

        esac

    fi

fi

if [ "* $BRANCH" != "$(git branch | grep '^*')" ]; then

  fedpkg switch-branch $BRANCH

fi

if [ "* $BRANCH" != "$(git branch | grep '^*')" ]; then

  echo "Git branch does not match Fedora installation!"

  exit 1

fi

git pull

if [ "$UID" != "0" ]; then

    SUDO="sudo"

else

    SUDO=""

fi

echo Running dnf builddep:

$SUDO dnf builddep $PKG.spec

fedpkg local

VERREL=$(fedpkg verrel | sed -e "s/^$PKG-//")

TMP=test-tmp

mkdir -p $TMP/

PKGS=$(cd $ARCH; rpm -qp *-$VERREL.*.rpm)

for i in $PKGS; do

  # FIXME: should check NVR is same before building

  rpm -q --quiet $i || $SUDO dnf install -q $i

  for k in list requires provides scripts; do

    rpm -qp --$k $ARCH/$i.rpm | grep -v rpmlib > $TMP/$i.$k.test || :

    rpm -q --$k $i | grep -v rpmlib > $TMP/$i.$k.installed || :

    diff -u $TMP/$i.$k.installed $TMP/$i.$k.test -I /usr/lib/.build-id || :

  done

done