#[unsafe(no_mangle)]pub extern "C" fn patch_seq_get_error() -> *const i8Expand description
Get the last error message as a C string pointer (FFI-safe)
Returns null if no error is pending.
ยงWARNING: Pointer Lifetime
The returned pointer is only valid until the next call to set_runtime_error,
get_error, take_error, or clear_error. Callers must copy the string
immediately if they need to retain it.