usr/src/lib/libc/stdio/rget.c

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Chris Torek.
 *
 * %sccs.include.redist.c%
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)rget.c      5.1 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */

#include <stdio.h>

/*
 * Handle getc() when the buffer ran out:
 * Refill, then return the first character
 * in the newly-filled buffer.
 */
__srget(fp)
        register FILE *fp;
{
        if (__srefill(fp) == 0) {
                fp->_r--;
                return (*fp->_p++);
        }
        return (EOF);
}