#!/bin/sh

# Merge test results of individual tests or subdirectories.

# Copyright (C) 2014-2018 Free Software Foundation, Inc.

# This file is part of the GNU C Library.

# The GNU C Library is free software; you can redistribute it and/or

# modify it under the terms of the GNU Lesser General Public

# License as published by the Free Software Foundation; either

# version 2.1 of the License, or (at your option) any later version.

# The GNU C Library 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

# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public

# License along with the GNU C Library; if not, see

# <http://www.gnu.org/licenses/>.

# usage: merge-test-results.sh -s objpfx subdir test-name...

# (subdirectory tests; empty subdir at top level), or

#        merge-test-results.sh -t objpfx subdir-file-name subdir...

# (top-level merge)

set -e

type=$1

objpfx=$2

shift 2

case $type in

  -s)

    subdir=$1

    shift

    subdir=${subdir:+$subdir/}

    for t in "$@"; do

      if [ -s "$objpfx$t.test-result" ]; then

	head -n1 "$objpfx$t.test-result"

      else

	echo "UNRESOLVED: $subdir$t"

      fi

    done

    ;;

  -t)

    subdir_file_name=$1

    shift

    for d in "$@"; do

      if [ -f "$objpfx$d/$subdir_file_name" ]; then

	cat "$objpfx$d/$subdir_file_name"

      else

	echo "ERROR: test results for $d directory missing"

      fi

    done

    ;;

  *)

    echo "unknown type $type" >&2

    exit 1

    ;;

esac