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custom linux config files managed with gnu stow

dotfiles

bin/.local/bin/yank


#!/bin/bash
#                              ██
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#   ░░███   ░░░░░░██ ░░██░░░██░██ ██
#    ░██     ███████  ░██  ░██░████
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#  ░░       ░░░░░░░░ ░░░   ░░ ░░  ░░
#
# henious edit of an osc52 clipboard script by samoshkin
# https://github.com/samoshkin/tmux-config/blob/master/tmux/yank.sh
# this version tries to push to every clipboard it possible can xD
# cc0 mmxxiii xero (https://x-e.ro | https://git.io/.files)

set -eu
shopt -s extglob

# get data either from stdin or from a file
buf=$(cat -- "$@")

# bin test
installed() {
	type "" &>/dev/null
}

# check for local clipboards
copy_backend=""
if installed pbcopy; then
	copy_backend="pbcopy"
elif installed reattach-to-user-namespace; then
	copy_backend="reattach-to-user-namespace pbcopy"
elif [ -n "${DISPLAY-}" ] && installed xsel; then
	copy_backend="xsel -i"
elif [ -n "${DISPLAY-}" ] && installed xclip; then
	copy_backend="xclip -i -f -selection primary | xclip -i -selection clipboard"
elif [ -n "${copy_backend_remote_tunnel_port-}" ] && [ "$(ss -n -4 state listening "( sport = $copy_backend_remote_tunnel_port )" | tail -n +2 | wc -l)" -eq 1 ]; then
	copy_backend="nc localhost $copy_backend_remote_tunnel_port"
fi
# if copy backend is resolved, copy to local clipboard
[ -n "$copy_backend" ] && printf "%b" "$buf" | eval "$copy_backend"

# copy via OSC 52 ANSI escape sequence to controlling terminal
# https://sunaku.github.io/tmux-yank-osc52.html
# The maximum length of an OSC 52 escape sequence is 100_000 bytes, of which
# 7 bytes are occupied by a "3]52;c;" header, 1 byte by a "\a" footer, and
# 99_992 bytes by the base64-encoded result of 74_994 bytes of copyable text

maxlen=74994
buflen=$(printf %s "$buf" | wc -c)
# warn if exceeds max
if [ "$buflen" -gt "$maxlen" ]; then
	printf "input is %d bytes too long, rip" "$((buflen - maxlen))" >&2
fi

# build OSC 52 ANSI escape sequence
esc="3]52;c;$(printf "%b" "$buf" | head -c $maxlen | base64 | tr -d '\r\n')\a"

# sent directly to the ssh tty (requires root?)
[ -n "$SSH_TTY" ] && (printf "%b" "$esc" > "$SSH_TTY") &>/dev/null

# multiplexin? update the eascape sequence
if (tmux has-session 2>/dev/null); then
	esc="3Ptmux;3$esc3\"
	# send to all terminals \o/
	for pts in /dev/pts/[0-9]; do
		printf "%b" "$esc" >"$pts"
	done
else
	# print that shiz raw
	printf "%b" "$esc"
fi

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