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fix(tmux): use native OSC 52 for SSH clipboard copy #71

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Merged
paveg merged 1 commit into from
Feb 16, 2026
Merged

fix(tmux): use native OSC 52 for SSH clipboard copy #71

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6 changes: 3 additions & 3 deletions dot_tmux.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -63,14 +63,14 @@ bind -T copy-mode-vi v send -X begin-selection

# Clipboard integration:
# - Local (macOS): use pbcopy directly for reliable clipboard access
# - Remote (SSH): use OSC 52 escape sequence to copy through terminal
# - Remote (SSH): rely on tmux native OSC 52 via set-clipboard external + terminal-features
if-shell '[ -z "$SSH_TTY" ]' \
'bind -T copy-mode-vi y send -X copy-pipe-and-cancel "pbcopy"; \
bind -T copy-mode-vi MouseDragEnd1Pane send -X copy-pipe-and-cancel "pbcopy"'

if-shell '[ -n "$SSH_TTY" ]' \
'bind -T copy-mode-vi y send -X copy-pipe-and-cancel "base64 | xargs -I {} printf \"\\033]52;c;%s\\007\" {} > /dev/tty"; \
bind -T copy-mode-vi MouseDragEnd1Pane send -X copy-pipe-and-cancel "base64 | xargs -I {} printf \"\\033]52;c;%s\\007\" {} > /dev/tty"'
'bind -T copy-mode-vi y send -X copy-selection-and-cancel; \
bind -T copy-mode-vi MouseDragEnd1Pane send -X copy-selection-and-cancel'

# OSC 52 / passthrough settings (required for nested tmux over SSH)
# Local (outer) tmux: set-clipboard on (processes OSC 52 and forwards to terminal)
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