Function SetGlobalOption

internal/sshconfig/global.go:92–117

SetGlobalOption sets a single global configuration option Creates Host * block if it doesn't exist

(key, value string)

// SetGlobalOption sets a single global configuration option
// Creates Host * block if it doesn't exist
func SetGlobalOption(key, value string) error {
	// Normalize key (case-insensitive)
	key = normalizeConfigKey(key)

	// Validate option name
	if !IsValidGlobalOption(key) {
		return fmt.Errorf("unsupported global option: %s", key)
	}

	// Load existing config or create new one
	cfg, found, err := LoadGlobalConfig()
	if err != nil {
		return err
	}
	if !found {
		cfg = NewGlobalConfig()
	}

	// Set the option value
	if err := setConfigField(cfg, key, value); err != nil {
		return err
	}

	// Write back
	return WriteGlobalConfig(cfg)
}

// UnsetGlobalOption removes a global configuration option
func UnsetGlobalOption(key string) error {