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The PC-SIG Library 10
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The PC-Sig Library - Shareware for the IBM PC and Compatibles (PC-SIG)(Tenth Edition Disks 1-2804)(1991).iso
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PC_SIGCD
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14
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3
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DISK1430.ZIP
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SRC
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IO.HXZ
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IO
Wrap
Text File
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1988-05-04
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2KB
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49 lines
/***************************************************************************
* This program is Copyright (C) 1986, 1987, 1988 by Jonathan Payne. JOVE *
* is provided to you without charge, and with no warranty. You may give *
* away copies of JOVE, including sources, provided that this notice is *
* included in all the files. *
***************************************************************************/
#define putchar(c) putc(c, stdout)
#define putc(c, fp) (--(fp)->f_cnt >= 0 ? (*(fp)->f_ptr++ = (c)) : _flush((c), fp))
#define getc(fp) (((--(fp)->f_cnt < 0) ? filbuf(fp) : *(fp)->f_ptr++))
typedef struct File {
int f_cnt, /* number of characters left in buffer */
f_bufsize, /* size of what f_base points to */
f_fd, /* fildes */
f_flags; /* various flags */
char *f_ptr, /* current offset */
*f_base; /* pointer to base */
char *f_name; /* name of open file */
} File;
#define F_READ 01
#define F_WRITE 02
#define F_APPEND 04
#define F_MODE(x) (x&07)
#define F_EOF 010
#define F_STRING 020
#define F_ERR 040
#define F_LOCKED 0100 /* don't close this file upon error */
#define F_MYBUF 0200 /* f_alloc allocated the buffer, so
f_close knows to free it up */
#define F_TELLALL 0400 /* whether to display info upon close */
extern long io_chars;
extern int io_lines;
extern File
*stdout,
*open_file(),
*fd_open(),
*f_open();
#ifdef VMUNIX
# define MAXTTYBUF 2048
#else
# define MAXTTYBUF 512
#endif