67 lines
1.9 KiB
Bash
Executable File
67 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (C) 2020 Kevin J. McCarthy <kevin@8t8.us>
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#
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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 2 of the License, or
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# (at 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,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU 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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# Invoke a background edit session in a new GNU Screen or tmux window.
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#
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# This script is derived from Aaron Schrab's tmuxwait script, posted to
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# mutt-dev at
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# <http://lists.mutt.org/pipermail/mutt-dev/Week-of-Mon-20200406/000591.html>.
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#
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# If you run mutt inside screen or tmux, add to your muttrc:
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# set background_edit
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# set editor = '/path/to/bgedit-screen-tmux.sh [youreditor]'
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#
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# It may also be useful to modify something like contrib/bgedit-detectgui.sh
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# to look for the $STY or $TMUX environment variables and set those
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# configuration variables appropriately.
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#
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set -e
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if [ "$#" -lt 2 ]; then
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echo "Usage: $0 editor tempfile" >&2
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exit 1
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fi
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editor=$1
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shift
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tmpdir=$(mktemp -d)
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trap 'rm -rf "$tmpdir"' EXIT INT QUIT
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mkfifo "$tmpdir/status"
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cat >"$tmpdir/run" <<END_SCRIPT
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exitval=1
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trap 'echo \$exitval > "$tmpdir/status"' EXIT INT QUIT
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$editor "\$@"
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exitval=\$?
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END_SCRIPT
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if test x$STY != x; then
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screen -X screen /bin/sh "$tmpdir/run" "$@"
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elif test x$TMUX != x; then
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tmux neww /bin/sh "$tmpdir/run" "$@"
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else
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echo "Not running inside a terminal emulator" >&2
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exit 1
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fi
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read exitval <"$tmpdir/status"
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exit "$exitval"
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