#!@AM_TEST_RUNNER_SHELL@
#
# Copyright (C) 2012 Free Software Foundation, Inc.
#
# 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, 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, see <http://www.gnu.org/licenses/>.

# Run an Automake test from the command line.
# Usage:

set -e; set -u

: ${AM_TEST_RUNNER_SHELL='@AM_TEST_RUNNER_SHELL@'}
: ${AM_PROVE_CMD='prove'}
: ${AM_PROVEFLAGS='--merge --verbose'}
: ${srcdir='@srcdir@'}

error () { echo "$0: $*" >&2; exit 255; }

# Some shell flags should be passed over to the test scripts.
shell_opts=
while test $# -gt 0; do
  case $1 in
    --help)
       echo "Usage: $0 [--shell=PATH] [SHELL-OPTIONS] TEST [TEST-OPTIONS]"
       exit $?
       ;;
    --shell)
       test $# -gt 1 || error "missing argument for option '$1'"
       AM_TEST_RUNNER_SHELL=$2
       shift
       ;;
    --shell=*)
       AM_TEST_RUNNER_SHELL=${1#--shell=}
       ;;
    -o)
       test $# -gt 1 || error "missing argument for option '$1'"
       shell_opts="-o $2"
       shift
       ;;
    -*)
       # Assume it is an option to pass through to the shell.
       shell_opts=$1;;
     *)
       break;;
  esac
  shift
done

test $# -gt 0 || error "missing argument"

tst=$1; shift

case $tst in
   *.sh) wrapper () { exec "$@"; };;
  *.tap) wrapper () { exec "$AM_PROVE_CMD" $AM_PROVEFLAGS -e "$@"; };;
      *) error "test '$tst' has an unrecognized extension";;
esac

case $tst in
  /*) ;;
   *) if test -f ./$tst; then
        tst=./$tst
      # Support for VPATH build.
      elif test -f $srcdir/$tst; then
        tst=$srcdir/$tst
      else
        error "could not find test '$tst'"
      fi
      ;;
esac

wrapper "$AM_TEST_RUNNER_SHELL" $shell_opts "$tst" "$@"
error "dead code reached"