#! /bin/bash
set -ex
repos=$1
shift
mock="mock -v -r fedora-rawhide-x86_64 --uniqueext=mass$$ --no-bootstrap-chroot --disable-plugin=yum_cache"
mkdir -p build
cd build
for pkg in "$@";do
  #dnf --disablerepo='*' --enablerepo=$repos repoquery --requires "$pkg"|egrep '^(gcc|clang)' || continue
  srcrpm="$pkg.src.rpm"
  if [ -e "$srcrpm" ];then
    continue
  fi
  rm -rf $srcrpm*
  exec >>$srcrpm.log 2>&1
  dnf --disablerepo='*' --enablerepo=$repos download --source "$pkg"
  if [ ! -e $srcrpm ];then
    touch $srcrpm.downloadfail
    continue
  fi
  #rpm -q --requires -p $srcrpm|egrep '^(gcc|clang)' || continue
  rpm2archive $srcrpm
  rm -rf $srcrpm.d
  mkdir $srcrpm.d
  cd $srcrpm.d
   tar xzf ../$srcrpm.tgz
   rm -f ../$srcrpm.tgz
   name=$(echo "$pkg"|sed 's/-[^-]*-[^-]*$//')
   if [ ! -e $name.spec ];then
     touch ../$srcrpm.specfail
     continue
   fi
   (echo '%global _find_debuginfo_dwz_opts %{nil}'
    echo '%global optflags %(echo %{optflags}|sed "s/ -g / -g -fdebug-types-section /")'
    sed 's/^%\(\(define\|global\) *_find_debuginfo_dwz_opts\)/\1/'
   ) <$name.spec >$name.spec.new
   cp -p $name.spec     ../$srcrpm.spec
   cp -p $name.spec.new ../$srcrpm.spec.new
   diff -u $name.spec $name.spec.new || :
   mv -f $name.spec.new $name.spec
   if ! $mock --resultdir=$PWD/resultdir --buildsrpm --spec $name.spec --sources $PWD;then
     touch ../$srcrpm.bsmockfail
     continue
   fi
   if [ $[$(find resultdir -name "*.src.rpm"|wc -l)] -ne 1 ];then
     touch ../$srcrpm.bsmockefail
     continue
   fi
   # if not pkg.endswith('.rpm'): log.error("%s doesn't appear to be an rpm - skipping", pkg)
   mv -f resultdir/*.src.rpm ../$srcrpm.dt.rpm
   cd ..
  test -e $srcrpm.dt.rpm
  rm -rf $srcrpm.d
  for ext in "" ".dt.rpm";do
    resultdir=$PWD/$srcrpm$ext.resultdir
    test ! -e $resultdir
    set +e
    # --chain instead of --rebuild as otherwise -a does not work
    $mock --resultdir=$resultdir --nocheck $(: -a https://people.redhat.com/jkratoch/dwzrepo/ ) --chain $srcrpm$ext &>$srcrpm$ext.mocklog
    rc=$?
    set -e
    test -e $resultdir
    #rm -f $srcrpm$ext
    if [ $rc -ne 0 ];then
      touch $srcrpm$ext.mockfail
      break
    fi
    # --chain ignores --resultdir
    resultdirsrc="$(sed -n 's/^INFO: Results out to: //p' $srcrpm$ext.mocklog)"
    if [ ! -e $resultdirsrc/*/root.log ];then
      touch $srcrpm$ext.mockrfail
      break
    fi
    # With --chain $resultdir contains just some small *.log files.
    rm -rf $resultdir
    mv `dirname $resultdirsrc/*/root.log` $resultdir
    echo >$srcrpm$ext.rpmsize $(du -sbc /dev/null $resultdir/*-debuginfo*.rpm|tail -n1|awk '{print $1}')
    size=0
    for i in $resultdir/*-debuginfo*.rpm;do
      if [ -e "$i" ];then
	sizethis="$(rpm -q --qf '%{longsize}' -p $i)"
	[[ "$sizethis" =~ ^[0-9]+$ ]]
	size=$[$size+$sizethis]
      fi
    done
    echo >$srcrpm$ext.filesize $size
    mkdir $srcrpm$ext.rpms
    mv -f $resultdir/*-debuginfo*.rpm $srcrpm$ext.rpms || :
    rm -rf $resultdir
  done
  touch $srcrpm.done
done