#   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/>.
#

: ${THIS_SH:=./bash}

# invocation modes and errors

${THIS_SH} .

#${THIS_SH} --version -c 'exit 0' bash
#${THIS_SH} --help -c 'exit 0' bash

${THIS_SH} -c |& sed 's|^.*/bash|bash|'

${THIS_SH} --badopt |& sed 's|^.*/bash|bash|'
${THIS_SH} --initfile |& sed 's|^.*/bash|bash|'
${THIS_SH} -q |& sed 's|^.*/bash|bash|'

export BASH_ARGV0=this-bash
${THIS_SH} -c 'echo $0 $BASH_ARGV0'
unset BASH_ARGV0

{ ${THIS_SH} -c 'echo $-' bash | grep c >/dev/null; } && echo '$- for -c includes c'

# BASHOPTS
${THIS_SH} ./invocation1.sub
# SHELLOPTS
${THIS_SH} ./invocation2.sub

# rudimentary pretty-print tests
${THIS_SH} ./invocation3.sub

: ${TMPDIR:=/tmp}
TDIR=$TMPDIR/invocation-$$
mkdir $TDIR || exit 1
SAVEPWD=$PWD

echo 'echo this is bash_logout' > $TDIR/.bash_logout
HOME=$TDIR ${THIS_SH} --login -c 'logout'
rm -f $TDIR/.bash_logout

# script that ends with a comment and no newline
printf 'echo a # comment' > $TDIR/x23.in
${THIS_SH} $TDIR/x23.in
printf 'echo a' > $TDIR/x23.in
${THIS_SH} $TDIR/x23.in
rm -f $TDIR/x23.in

# script with invalid interpreter
cat > $TDIR/x23 <<EOF
#! nosuchfile
echo bad-interp
EOF
chmod +x $TDIR/x23

# this is fine
${THIS_SH} $TDIR/x23
command cd -L $TDIR
# but this results in a bad-interpreter error
./x23

# this should result in a cannot execute binary file error since ls is in $PATH
PATH=/bin:/usr/bin
${THIS_SH} ls |& sed 's|^.*: ||'

cd $SAVEPWD
rm -rf $TDIR
