mirror of
https://github.com/ghostty-org/ghostty.git
synced 2025-07-14 15:56:13 +03:00
refactor: simplify SSH terminfo and environment handling
- Simplify feature detection to use single wildcard check - Replace ssh_env array with simple ssh_term string variable - Use TERM environment prefix instead of save/restore pattern - Remove unnecessary backgrounded subshell for cache operations
This commit is contained in:
Jason Rayne
@ -96,24 +96,16 @@ if [[ "$GHOSTTY_SHELL_FEATURES" == *"sudo"* && -n "$TERMINFO" ]]; then
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fi
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# SSH Integration
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]] || [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-terminfo* ]]; then
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-* ]]; then
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ssh() {
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builtin local ssh_env ssh_opts
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ssh_env=()
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builtin local ssh_term ssh_opts
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ssh_term=""
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ssh_opts=()
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# Configure environment variables for remote session
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]]; then
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ssh_opts+=(-o "SetEnv COLORTERM=truecolor")
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ssh_opts+=(-o "SendEnv TERM_PROGRAM TERM_PROGRAM_VERSION")
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ssh_env+=(
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"COLORTERM=truecolor"
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"TERM_PROGRAM=ghostty"
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)
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if [[ -n "$TERM_PROGRAM_VERSION" ]]; then
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ssh_env+=("TERM_PROGRAM_VERSION=$TERM_PROGRAM_VERSION")
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fi
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fi
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# Install terminfo on remote host if needed
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@ -139,11 +131,11 @@ if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]] || [[ "$GHOSTTY_SHELL_FEATURES"
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fi
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if [[ "$ssh_cache_check_success" == "true" ]]; then
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ssh_env+=(TERM=xterm-ghostty)
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ssh_term="xterm-ghostty"
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elif builtin command -v infocmp >/dev/null 2>&1; then
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if ! builtin command -v base64 >/dev/null 2>&1; then
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builtin echo "Warning: base64 command not available for terminfo installation." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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else
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builtin local ssh_terminfo ssh_base64_decode_cmd
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@ -170,64 +162,43 @@ if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]] || [[ "$GHOSTTY_SHELL_FEATURES"
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exit 1
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' 2>/dev/null; then
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builtin echo "Terminfo setup complete on $ssh_hostname." >&2
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ssh_env+=(TERM=xterm-ghostty)
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ssh_term="xterm-ghostty"
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ssh_opts+=(-o "ControlPath=$ssh_cpath")
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# Cache successful installation
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if [[ -n "$ssh_target" ]] && builtin command -v ghostty >/dev/null 2>&1; then
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(
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set +m
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{
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ghostty +ssh-cache --add="$ssh_target" >/dev/null 2>&1 || true
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} &
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)
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fi
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else
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builtin echo "Warning: Failed to install terminfo." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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fi
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else
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builtin echo "Warning: Could not generate terminfo data." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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fi
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fi
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else
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builtin echo "Warning: ghostty command not available for cache management." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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fi
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else
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]]; then
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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fi
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fi
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fi
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# Execute SSH with environment handling
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builtin local ssh_term_override=""
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for ssh_v in "${ssh_env[@]}"; do
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if [[ "$ssh_v" =~ ^TERM=(.*)$ ]]; then
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ssh_term_override="${BASH_REMATCH[1]}"
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break
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fi
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done
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* && -z "$ssh_term_override" ]]; then
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ssh_env+=(TERM=xterm-256color)
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ssh_term_override="xterm-256color"
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* && -z "$ssh_term" ]]; then
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ssh_term="xterm-256color"
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fi
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if [[ -n "$ssh_term_override" ]]; then
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builtin local ssh_original_term="$TERM"
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builtin export TERM="$ssh_term_override"
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builtin command ssh "${ssh_opts[@]}" "$@"
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local ssh_ret=$?
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builtin export TERM="$ssh_original_term"
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if [[ -n "$ssh_term" ]]; then
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TERM="$ssh_term" builtin command ssh "${ssh_opts[@]}" "$@"
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else
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builtin command ssh "${ssh_opts[@]}" "$@"
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local ssh_ret=$?
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fi
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return $ssh_ret
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}
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fi
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@ -101,23 +101,16 @@
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# SSH Integration
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use str
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if (or (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-env) (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-terminfo)) {
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if (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-) {
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# SSH wrapper that preserves Ghostty features across remote connections
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fn ssh {|@args|
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var ssh-env = []
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var ssh-term = ""
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var ssh-opts = []
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# Configure environment variables for remote session
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if (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-env) {
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set ssh-opts = [$@ssh-opts -o "SetEnv COLORTERM=truecolor"]
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set ssh-opts = [$@ssh-opts -o "SendEnv TERM_PROGRAM TERM_PROGRAM_VERSION"]
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set ssh-env = [
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"COLORTERM=truecolor"
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"TERM_PROGRAM=ghostty"
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]
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if (has-env TERM_PROGRAM_VERSION) {
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set ssh-env = [$@ssh-env "TERM_PROGRAM_VERSION="$E:TERM_PROGRAM_VERSION]
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}
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}
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# Install terminfo on remote host if needed
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@ -159,7 +152,7 @@
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}
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if $ssh-cache-check-success {
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set ssh-env = [$@ssh-env TERM=xterm-ghostty]
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set ssh-term = "xterm-ghostty"
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} else {
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try {
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external infocmp --help >/dev/null 2>&1
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@ -208,71 +201,58 @@
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if $terminfo-install-success {
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echo "Terminfo setup complete on "$ssh-hostname"." >&2
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set ssh-env = [$@ssh-env TERM=xterm-ghostty]
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set ssh-term = "xterm-ghostty"
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set ssh-opts = [$@ssh-opts -o ControlPath=$ssh-cpath]
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# Cache successful installation
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if (and (not-eq $ssh-target "") (has-external ghostty)) {
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external ghostty +ssh-cache --add=$ssh-target >/dev/null 2>&1 &
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try {
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external ghostty +ssh-cache --add=$ssh-target >/dev/null 2>&1
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} catch {
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# cache add failed
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}
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}
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} else {
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echo "Warning: Failed to install terminfo." >&2
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set ssh-env = [$@ssh-env TERM=xterm-256color]
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set ssh-term = "xterm-256color"
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}
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} else {
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echo "Warning: Could not generate terminfo data." >&2
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set ssh-env = [$@ssh-env TERM=xterm-256color]
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set ssh-term = "xterm-256color"
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}
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} catch {
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echo "Warning: base64 command not available for terminfo installation." >&2
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set ssh-env = [$@ssh-env TERM=xterm-256color]
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set ssh-term = "xterm-256color"
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}
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} catch {
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echo "Warning: ghostty command not available for cache management." >&2
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set ssh-env = [$@ssh-env TERM=xterm-256color]
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set ssh-term = "xterm-256color"
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}
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}
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} else {
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if (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-env) {
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set ssh-env = [$@ssh-env TERM=xterm-256color]
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set ssh-term = "xterm-256color"
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}
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}
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}
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# Execute SSH with environment handling
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var ssh-term-override = ""
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for ssh-v $ssh-env {
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if (str:has-prefix $ssh-v TERM=) {
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set ssh-term-override = (str:trim-prefix $ssh-v TERM=)
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break
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}
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if (and (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-env) (eq $ssh-term "")) {
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set ssh-term = "xterm-256color"
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}
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if (and (str:contains $E:GHOSTTY_SHELL_FEATURES ssh-env) (eq $ssh-term-override "")) {
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set ssh-env = [$@ssh-env TERM=xterm-256color]
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set ssh-term-override = xterm-256color
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}
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var ssh-ret = 0
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if (not-eq $ssh-term-override "") {
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var ssh-original-term = $E:TERM
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set-env TERM $ssh-term-override
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if (not-eq $ssh-term "") {
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var old-term = $E:TERM
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set-env TERM $ssh-term
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try {
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external ssh $@ssh-opts $@args
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} catch e {
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set ssh-ret = $e[reason][exit-status]
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set-env TERM $old-term
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fail $e
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}
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set-env TERM $ssh-original-term
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set-env TERM $old-term
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} else {
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try {
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external ssh $@ssh-opts $@args
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} catch e {
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set ssh-ret = $e[reason][exit-status]
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}
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}
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if (not-eq $ssh-ret 0) {
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fail ssh-failed
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}
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}
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}
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@ -87,21 +87,15 @@ function __ghostty_setup --on-event fish_prompt -d "Setup ghostty integration"
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end
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# SSH Integration
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if string match -q '*ssh-env*' -- "$GHOSTTY_SHELL_FEATURES"; or string match -q '*ssh-terminfo*' -- "$GHOSTTY_SHELL_FEATURES"
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if string match -q '*ssh-*' -- "$GHOSTTY_SHELL_FEATURES"
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function ssh --wraps=ssh --description "SSH wrapper with Ghostty integration"
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set -l ssh_env
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set -l ssh_term ""
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set -l ssh_opts
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# Configure environment variables for remote session
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if string match -q '*ssh-env*' -- "$GHOSTTY_SHELL_FEATURES"
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set -a ssh_opts -o "SetEnv COLORTERM=truecolor"
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set -a ssh_opts -o "SendEnv TERM_PROGRAM TERM_PROGRAM_VERSION"
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set -a ssh_env "COLORTERM=truecolor"
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set -a ssh_env "TERM_PROGRAM=ghostty"
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if test -n "$TERM_PROGRAM_VERSION"
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set -a ssh_env "TERM_PROGRAM_VERSION=$TERM_PROGRAM_VERSION"
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end
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end
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# Install terminfo on remote host if needed
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@ -137,11 +131,11 @@ function __ghostty_setup --on-event fish_prompt -d "Setup ghostty integration"
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end
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if test "$ssh_cache_check_success" = "true"
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set -a ssh_env TERM=xterm-ghostty
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set ssh_term "xterm-ghostty"
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else if command -v infocmp >/dev/null 2>&1
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if not command -v base64 >/dev/null 2>&1
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echo "Warning: base64 command not available for terminfo installation." >&2
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set -a ssh_env TERM=xterm-256color
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set ssh_term "xterm-256color"
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else
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set -l ssh_terminfo
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set -l ssh_base64_decode_cmd
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@ -167,60 +161,43 @@ function __ghostty_setup --on-event fish_prompt -d "Setup ghostty integration"
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exit 1
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' 2>/dev/null
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echo "Terminfo setup complete on $ssh_hostname." >&2
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set -a ssh_env TERM=xterm-ghostty
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set ssh_term "xterm-ghostty"
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set -a ssh_opts -o "ControlPath=$ssh_cpath"
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# Cache successful installation
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if test -n "$ssh_target"; and command -v ghostty >/dev/null 2>&1
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fish -c "ghostty +ssh-cache --add='$ssh_target' >/dev/null 2>&1; or true" &
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ghostty +ssh-cache --add="$ssh_target" >/dev/null 2>&1; or true
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end
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else
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echo "Warning: Failed to install terminfo." >&2
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set -a ssh_env TERM=xterm-256color
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set ssh_term "xterm-256color"
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end
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else
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echo "Warning: Could not generate terminfo data." >&2
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set -a ssh_env TERM=xterm-256color
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set ssh_term "xterm-256color"
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end
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end
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else
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echo "Warning: ghostty command not available for cache management." >&2
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set -a ssh_env TERM=xterm-256color
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set ssh_term "xterm-256color"
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end
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else
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if string match -q '*ssh-env*' -- "$GHOSTTY_SHELL_FEATURES"
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set -a ssh_env TERM=xterm-256color
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set ssh_term "xterm-256color"
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end
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end
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end
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# Execute SSH with environment handling
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set -l ssh_term_override
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for ssh_v in $ssh_env
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if string match -q 'TERM=*' -- $ssh_v
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set ssh_term_override (string replace 'TERM=' '' -- $ssh_v)
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break
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end
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if string match -q '*ssh-env*' -- "$GHOSTTY_SHELL_FEATURES"; and test -z "$ssh_term"
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set ssh_term "xterm-256color"
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end
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if string match -q '*ssh-env*' -- "$GHOSTTY_SHELL_FEATURES"; and test -z "$ssh_term_override"
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set -a ssh_env TERM=xterm-256color
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set ssh_term_override xterm-256color
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end
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set -l ssh_ret
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if test -n "$ssh_term_override"
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set -l ssh_original_term "$TERM"
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set -gx TERM "$ssh_term_override"
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command ssh $ssh_opts $argv
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set ssh_ret $status
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set -gx TERM "$ssh_original_term"
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if test -n "$ssh_term"
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env TERM="$ssh_term" command ssh $ssh_opts $argv
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else
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command ssh $ssh_opts $argv
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set ssh_ret $status
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end
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return $ssh_ret
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end
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end
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@ -245,25 +245,19 @@ _ghostty_deferred_init() {
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fi
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# SSH Integration
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]] || [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-terminfo* ]]; then
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-* ]]; then
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ssh() {
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emulate -L zsh
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setopt local_options no_glob_subst
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local ssh_env ssh_opts
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ssh_env=()
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local ssh_term ssh_opts
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ssh_term=""
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ssh_opts=()
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# Configure environment variables for remote session
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if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]]; then
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ssh_opts+=(-o "SetEnv COLORTERM=truecolor")
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ssh_opts+=(-o "SendEnv TERM_PROGRAM TERM_PROGRAM_VERSION")
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ssh_env+=(
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"COLORTERM=truecolor"
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"TERM_PROGRAM=ghostty"
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)
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[[ -n "$TERM_PROGRAM_VERSION" ]] && ssh_env+=("TERM_PROGRAM_VERSION=$TERM_PROGRAM_VERSION")
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fi
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# Install terminfo on remote host if needed
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@ -289,11 +283,11 @@ _ghostty_deferred_init() {
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fi
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if [[ "$ssh_cache_check_success" == "true" ]]; then
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ssh_env+=(TERM=xterm-ghostty)
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ssh_term="xterm-ghostty"
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elif (( $+commands[infocmp] )); then
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if ! (( $+commands[base64] )); then
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print "Warning: base64 command not available for terminfo installation." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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else
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local ssh_terminfo ssh_base64_decode_cmd
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@ -320,61 +314,41 @@ _ghostty_deferred_init() {
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exit 1
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' 2>/dev/null; then
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print "Terminfo setup complete on $ssh_hostname." >&2
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ssh_env+=(TERM=xterm-ghostty)
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ssh_term="xterm-ghostty"
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ssh_opts+=(-o "ControlPath=$ssh_cpath")
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# Cache successful installation
|
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if [[ -n "$ssh_target" ]] && (( $+commands[ghostty] )); then
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{
|
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ghostty +ssh-cache --add="$ssh_target" >/dev/null 2>&1 || true
|
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} &!
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fi
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else
|
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print "Warning: Failed to install terminfo." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
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fi
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else
|
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print "Warning: Could not generate terminfo data." >&2
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ssh_env+=(TERM=xterm-256color)
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ssh_term="xterm-256color"
|
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fi
|
||||
fi
|
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else
|
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print "Warning: ghostty command not available for cache management." >&2
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ssh_env+=(TERM=xterm-256color)
|
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ssh_term="xterm-256color"
|
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fi
|
||||
else
|
||||
[[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]] && ssh_env+=(TERM=xterm-256color)
|
||||
[[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* ]] && ssh_term="xterm-256color"
|
||||
fi
|
||||
fi
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||||
|
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# Execute SSH with environment handling
|
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local ssh_term_override=""
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local ssh_v
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for ssh_v in "${ssh_env[@]}"; do
|
||||
if [[ "$ssh_v" =~ ^TERM=(.*)$ ]]; then
|
||||
ssh_term_override="${match[1]}"
|
||||
break
|
||||
fi
|
||||
done
|
||||
|
||||
if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* && -z "$ssh_term_override" ]]; then
|
||||
ssh_env+=(TERM=xterm-256color)
|
||||
ssh_term_override="xterm-256color"
|
||||
if [[ "$GHOSTTY_SHELL_FEATURES" == *ssh-env* && -z "$ssh_term" ]]; then
|
||||
ssh_term="xterm-256color"
|
||||
fi
|
||||
|
||||
local ssh_ret
|
||||
if [[ -n "$ssh_term_override" ]]; then
|
||||
local ssh_original_term="$TERM"
|
||||
export TERM="$ssh_term_override"
|
||||
command ssh "${ssh_opts[@]}" "$@"
|
||||
ssh_ret=$?
|
||||
export TERM="$ssh_original_term"
|
||||
if [[ -n "$ssh_term" ]]; then
|
||||
TERM="$ssh_term" command ssh "${ssh_opts[@]}" "$@"
|
||||
else
|
||||
command ssh "${ssh_opts[@]}" "$@"
|
||||
ssh_ret=$?
|
||||
fi
|
||||
|
||||
return $ssh_ret
|
||||
}
|
||||
fi
|
||||
|
||||
|
||||
Reference in New Issue
Block a user