#ifndef __MYIO_H__
#define __MYIO_H__

/**
 * myio.h - Declarations of simple I/O functions.
 *   Based closely on code taken from sections 4.3 and 5.2 of K&R.
 */

/**
 * Get the next input character.
 */
int getch (void);

/**
 * "Unget" a character, making it the next input character to be read.
 */
void ungetch (int c);

/**
 * Get the next integer from input, storing it into *pn.  Returns 1
 * if it successfully read an integer.  Returns EOF if it failed because
 * the next input was EOF.  Returns 0 if it failed to read the integer
 * for any other reason (e.g., the next character could not be part of
 * an integer).
 */
int getint (int *pn);

#endif // __MYIO_H__