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#!@bash@
# Copyright (C) 2011, 2013-2014, 2016 Luke Shumaker <lukeshu@sbcglobal.net>
#
# This file is not considered part of GNU Emacs.
#
# 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/>.
m4_include(common.sh.in)
usage() {
print "Usage: %q [OPTIONS] [-e PROGRAM [ARGS...]]" "$0"
print 'A wrapper around emacsterm that behaves like rxvt'
echo
print 'The "-e" option cannot be combined with other short options.'
echo
print 'If the "-e" option is not given, then "${SHELL:-/bin/sh}" is used.'
echo
print 'The following OPTIONS are accepted:'
emacs_usage
flag "-T $(_ FUNCTION)" 'Use Emacs Lisp FUNCTION instead of "term"'
flag "-e $(_ 'PROGRAM [ARGS...]')" 'Specify the command to execute'
echo
print 'Bugs:'
print \
'The string "-e" cannot be used as an argument to flags that take
arguments.'
}
main() {
# Run through and check for the -e flag
declare e=false
declare -a arg_ary=("$@")
declare -i i=0
while [[ $i -lt ${#arg_ary[@]} ]]; do
case "${arg_ary[$i]}" in
'-e') e=true; arg_ary[$i]='--'; break;;
'--') error 'bad command line option "--"'; next error; return $?;;
esac
i+=1
done
declare -a flags=()
declare -a prog=()
declare mode=normal
emacs_getopt_init
declare args
if ! args="$(emacs_getopt T: '' "${arg_ary[@]}")"; then
mode=error
else
# Pretty much identical option parsing to emacsterm
eval set -- "$args"
while true; do
case "$1" in
-V|--version) shift; mode=version;;
-H|--help) shift; mode=usage;;
-T) flags+=("$1" "$2"); shift 2;;
--) shift; break;;
*)
if [[ $1 =~ $emacs_getopt_2 ]]; then
flags+=("$1" "$2"); shift 2
else
flags+=("$1"); shift 1
fi
;;
esac
done
# Now for the rxvt weirdness
if ! $e; then
case $# in
0) prog=("${SHELL:-/bin/sh}");;
*) error 'Extra arguments: %s' "$*"; mode=error;;
esac
else
case $# in
0) getopt -Q -n "$0" e: -e; mode=error;;
*) prog=("$@");;
esac
fi
fi
next "$mode" \
emacsterm "${flags[@]}" -- "${prog[@]}"
}
main "$@"
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