#   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 3 of the License, 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/>.
#

# test various uses of source -p

: ${THIS_SH:=./bash}
PATH=/bin:/usr/bin:/sbin:/usr/sbin

: ${TMPDIR:=/var/tmp}
export TDIR=${TMPDIR}/cwd-$$
export SDIR=${TMPDIR}/source-$$
mkdir -p $TDIR || { echo "$TDIR: cannot create" >&2; exit 1; }
mkdir -p $SDIR || { echo "$SDIR: cannot create" >&2; exit 1; }

cd ${TDIR} || { echo "${TDIR}: cannot cd" >&2; 	exit 1; }

FN=${SDIR}/improbable-filename

cat >$FN << EOF
echo an improbable filename
EOF
cat >cwd-filename <<EOF
echo file in the current directory
EOF

trap 'rm -rf ${TDIR} ${SDIR}' 0

# not found in $PATH
. improbable-filename
source improbable-filename

# searches path supplied with -p
. -p $SDIR:. improbable-filename
source -p $SDIR:. improbable-filename

# -p works even without sourcepath
shopt -u sourcepath
. -p $SDIR:. improbable-filename
source -p $SDIR:. improbable-filename
shopt -s sourcepath

# does not search the current directory with -p
. cwd-filename
. -p $SDIR cwd-filename

# but does if . is in the path argument
source -p $SDIR:. cwd-filename

# but does not in posix mode, where special builtins failing exits the shell
${THIS_SH} -c 'set -o posix ; . cwd-filename' bash
${THIS_SH} -c 'set -o posix ; . -p $SDIR cwd-filename' bash

# a null PATH argument is the same as "."
. -p '' cwd-filename
source -p '' cwd-filename

cd $OLDPWD