//go:build !unix package instanceguard import "fmt" // Acquire 在非 unix 平台拒绝 SQLite 活动服务。PostgreSQL 档不调用本函数。 func Acquire(string) (*Lease, error) { return nil, ErrUnsupported } func (l *Lease) writeRecord(uint64, uint64, string, string) error { return ErrUnsupported } func (l *Lease) currentDB() (uint64, uint64, bool, error) { return 0, 0, false, fmt.Errorf("%w", ErrUnsupported) }