#!/usr/bin/env bash
# pbpaste -- companion to pbcopy.
#
# Terminals almost universally refuse OSC 52 *reads* (it would let any remote
# program siphon your clipboard), so this cannot see your local clipboard.
# What it can do is echo back the tmux paste buffer, i.e. whatever pbcopy or
# a tmux copy-mode yank last put there.

set -euo pipefail

if [[ -n "${DISPLAY:-}" ]] && command -v xclip >/dev/null 2>&1; then
    exec xclip -selection clipboard -o
fi
if [[ -n "${WAYLAND_DISPLAY:-}" ]] && command -v wl-paste >/dev/null 2>&1; then
    exec wl-paste
fi
if [[ -n "${TMUX:-}" ]] && command -v tmux >/dev/null 2>&1; then
    exec tmux save-buffer -
fi

echo "pbpaste: no readable clipboard (not in tmux, no display)" >&2
exit 1