add options --list-jack-ports and --list-midi-messages useful for bash-completion
# Relational pipes
# Copyright © 2020 František Kučera (Frantovo.cz, GlobalCode.info)
#
# 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, version 3 of the License.
#
# 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/>.
_relpipe_in_jack_completion_read_nullbyte() { local IFS=; for v in "$@"; do export "$v"; read -r -d '' "$v"; done }
_relpipe_in_jack_completion_ports() {
if type relpipe-in-jack &> /dev/null && type relpipe-out-nullbyte &> /dev/null; then
relpipe-in-jack --list-jack-ports true --list-midi-messages false 2>/dev/null \
| relpipe-out-nullbyte \
| while _relpipe_in_jack_completion_read_nullbyte "name" "input" "output" "physical" "terminal" "mine" "midi" "type"; do
if [[ "$midi" = "true" && "$output" = "true" && "$mine" = "false" ]]; then echo "$name"; fi; done
fi
}
_relpipe_in_jack_completion() {
local w0 w1 w2 w3
COMPREPLY=()
w0=${COMP_WORDS[COMP_CWORD]}
w1=${COMP_WORDS[COMP_CWORD-1]}
w2=${COMP_WORDS[COMP_CWORD-2]}
w3=${COMP_WORDS[COMP_CWORD-3]}
BOOLEAN_VALUES=(
"true"
"false"
)
if [[ "$w1" == "--jack-client-name" && "x$w0" == "x" ]]; then COMPREPLY=("'relpipe-in-jack'")
elif [[ "$w1" == "--jack-connect-to-port" ]]; then COMPREPLY=($(compgen -W "$(_relpipe_in_jack_completion_ports)" -- "$w0"))
elif [[ "$w1" == "--required-jack-connections" && "x$w0" == "x" ]]; then COMPREPLY=("0")
elif [[ "$w1" == "--list-jack-ports" ]]; then COMPREPLY=($(compgen -W "${BOOLEAN_VALUES[*]}" -- "$w0"))
elif [[ "$w1" == "--list-midi-messages" ]]; then COMPREPLY=($(compgen -W "${BOOLEAN_VALUES[*]}" -- "$w0"))
else
OPTIONS=(
"--jack-client-name"
"--jack-connect-to-port"
"--required-jack-connections"
"--list-jack-ports"
"--list-midi-messages"
)
COMPREPLY=($(compgen -W "${OPTIONS[*]}" -- "$w0"))
fi
}
complete -F _relpipe_in_jack_completion relpipe-in-jack