sandbox/io.h

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2018-02-22 19:38:27 +00:00
#ifndef __KF_IO_H__
#define __KF_IO_H__
#include "defs.h"
class IO {
public:
// Virtual destructor is required in all ABCs.
virtual ~IO() {};
// Building block methods.
virtual char rdch(void) = 0;
virtual void wrch(char c) = 0;
// Buffer I/O.
virtual size_t rdbuf(char *buf, size_t len, bool stopat, char stopch) = 0;
virtual void wrbuf(char *buf, size_t len) = 0;
// Line I/O
virtual bool rdln(char *buf, size_t len, size_t *readlen) = 0;
virtual void wrln(char *buf, size_t len) = 0;
};
void write_num(IO &, KF_INT);
2018-02-22 19:38:27 +00:00
#endif // __KF_IO_H__