usr/klibc/fgets.c

/*
 * fgets.c
 *
 * This will be very slow due to the implementation of getc(),
 * but we don't have anywhere to put characters we don't need from
 * the input.
 */

#include <stdio.h>

char *fgets(char *s, int n, FILE *f)
{
	int ch;
	char *p = s;

	while (n > 1) {
		ch = getc(f);
		if (ch == EOF) {
			*p = '\0';
			return NULL;
		}
		*p++ = ch;
		n--;
		if (ch == '\n')
			break;
	}
	if (n)
		*p = '\0';

	return s;
}
1	/*
2	* fgets.c
3	*
4	* This will be very slow due to the implementation of getc(),
5	* but we don't have anywhere to put characters we don't need from
6	* the input.
7	*/
8
9	#include <stdio.h>
10
11	char fgets(char s, int n, FILE *f)
12	{
13	int ch;
14	char *p = s;
15
16	while (n > 1) {
17	ch = getc(f);
18	if (ch == EOF) {
19	*p = '\0';
20	return NULL;
21	}
22	*p++ = ch;
23	n--;
24	if (ch == '\n')
25	break;
26	}
27	if (n)
28	*p = '\0';
29
30	return s;
31	}