getline.c

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· C语言 代码 · 共 17 行

#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);
}