4.4BSD/usr/src/usr.bin/learn/objects/getline.c

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/*-
 * Copyright (c) 1988, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This module is believed to contain source code proprietary to AT&T.
 * Use and redistribution is subject to the Berkeley Software License
 * Agreement and your Software Agreement with AT&T (Western Electric).
 */

#ifndef lint
static char sccsid[] = "@(#)getline.c	8.1 (Berkeley) 6/6/93";
#endif /* not lint */

#include <stdio.h>

getline(s, lim)	/* get line into s, return length */
char s[];
int lim;
{
	int c, i;

	i = 0;
	while (--lim > 0 && (c=getchar()) != EOF && c != '\n')
		s[i++] = c;
	if (c == '\n')
		s[i++] = c;
	s[i] = '\0';
	return(i);
}