Type Definition llvm_mlir_sys::MlirStringCallback

pub type MlirStringCallback = Option<unsafe extern "C" fn(arg1: MlirStringRef, arg2: *mut c_void)>;

A callback for returning string references.

This function is called back by the functions that need to return a reference to the portion of the string with the following arguments:

• an MlirStringRef representing the current portion of the string
• a pointer to user data forwarded from the printing call.