#
# RTEMS Tools Project (http://www.rtems.org/)
# Copyright 2018 Chris Johns (chrisj@rtems.org)
# All rights reserved.
#
# This file is part of the RTEMS Tools package in 'rtems-tools'.
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
set -e
if test ! -f $PYTHON_CMD; then
  echo "error: python command not found: $PYTHON_CMD"
  exit 5
fi
for py in python2 python3 python
do
  set +e
  py_cmd=$(command -v $py)
  set -e
  if test -n "$RTEMS_PYTHON_OVERRIDE"; then
    if test "$RTEMS_PYTHON_OVERRIDE" != "$py"; then
      py_cmd=""
    fi
  fi
  if test -n "$py_cmd"; then
    exec $py_cmd $PYTHON_CMD $0 $*
  fi
done
echo "error: no valid python found"
exit 5