65 lines
2.0 KiB
Bash
Executable File
65 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# https://gitlab.com/wef/dotfiles/-/blob/master/bin/mywob
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# shellcheck disable=SC2034
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TIME_STAMP="20220627.145053"
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# Copyright (C) 2020-2021 Bob Hepple < bob dot hepple at gmail dot com>
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or (at
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# your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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PROG=$( basename "$0" )
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wob_pipe=~/.cache/$( basename "$SWAYSOCK" ).wob
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case "$1" in
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-h|--help)
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echo "Usage: $PROG [percent]"
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echo
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echo "pops up wob; sets up $wob_pipe if necessary "
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exit 0
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;;
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esac
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[[ "$SWAYSOCK" ]] || exit 0
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# returns 0 (success) if $1 is running and is attached to this sway session; else 1
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is_running_on_this_screen() {
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pkill -0 "$1" || return 1
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for pid in $( pgrep "$1" ); do
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WOB_SWAYSOCK="$( tr '\0' '\n' < "/proc/$pid/environ" | awk -F'=' '/^SWAYSOCK/ {print $2}' )"
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if [[ "$WOB_SWAYSOCK" == "$SWAYSOCK" ]]; then
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return 0
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fi
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done
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return 1
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}
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new_value=$1 # null or a percent; no checking!!
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[[ -p $wob_pipe ]] || mkfifo "$wob_pipe"
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# wob does not appear in $(swaymsg -t get_msg), so:
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is_running_on_this_screen wob || {
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tail -f "$wob_pipe" | wob &
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}
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# sometimes this hangs - need to use a timeout and restart wob if necessary:
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[[ "$new_value" ]] && echo "$new_value" > "$wob_pipe"
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# Local Variables:
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# mode: shell-script
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# time-stamp-pattern: "4/TIME_STAMP=\"%:y%02m%02d.%02H%02M%02S\""
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# eval: (add-hook 'before-save-hook 'time-stamp)
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# End:
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