nand2/07_Operating_System/Sys.jack

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2023-01-11 10:13:09 +00:00
/**
* A library that supports various program execution services.
*/
class Sys {
/** Performs all the initializations required by the OS. */
function void init() {
}
/** Halts the program execution. */
function void halt() {
}
/** Waits approximately duration milliseconds and returns. */
function void wait(int duration) {
}
/** Displays the given error code in the form "ERR<errorCode>",
* and halts the program's execution. */
function void error(int errorCode) {
}
}