Imported as a linear vendor commit so forge rebases do not replay the upstream root tree. git-subtree-dir: third_party/pi git-subtree-split: 71023aec1546d6d677a65669c5665c0927ce0dd0
56 lines
1.8 KiB
Markdown
56 lines
1.8 KiB
Markdown
# Run Pi in tmux
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Pi works inside tmux, but tmux can report `Shift+Enter`, `Ctrl+Enter`, and plain `Enter` as the same key. Enable extended keys so Pi can distinguish them.
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## Check your tmux version
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```bash
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tmux -V
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```
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For tmux 3.5 or newer, use the recommended CSI-u configuration below. For tmux 3.2 through 3.4, use the older-version configuration.
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## Enable extended keys in tmux 3.5 or newer
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Add these lines to `~/.tmux.conf`:
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```tmux
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set -g extended-keys on
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set -g extended-keys-format csi-u
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```
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Pi requests extended-key reporting when the terminal does not provide the Kitty keyboard protocol directly. CSI-u is the most reliable format for forwarding modified keys through tmux.
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## Restart tmux
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The configuration applies to the tmux server. To guarantee that it is active, close your tmux sessions and start a new server.
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If you choose to stop the server from the command line, save your work first. This command terminates every session managed by that server:
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```bash
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tmux kill-server
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tmux
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```
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## Verify modified keys
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Start Pi inside the new tmux session and check that:
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1. `Shift+Enter` inserts a new line in the editor.
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2. `Enter` submits the prompt.
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3. `Alt+Enter` queues a follow-up on macOS and Linux. Windows and WSL use `Ctrl+Q` by default.
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If these keys still behave like plain `Enter`, verify that the terminal outside tmux can report modified keys. See [Configure your terminal](terminal-setup.md).
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## Use tmux 3.2 through 3.4
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These versions support extended keys but not `extended-keys-format csi-u`. Add only:
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```tmux
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set -g extended-keys on
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```
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Pi supports the xterm `modifyOtherKeys` format used by these versions. Restart tmux and repeat the verification steps.
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For older versions, upgrade tmux or use Pi outside tmux rather than relying on modified Enter shortcuts.
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