source: trunk/minix/lib/stdio/fgets.c@ 22

/*
 * fgets.c - get a string from a file
 */
/* $Header: /cvsup/minix/src/lib/stdio/fgets.c,v 1.1.1.1 2005/04/21 14:56:35 beng Exp $ */

#include        <stdio.h>

char *
fgets(char *s, register int n, register FILE *stream)
{
        register int ch;
        register char *ptr;

        ptr = s;
        while (--n > 0 && (ch = getc(stream)) != EOF) {
                *ptr++ = ch;
                if ( ch == '\n')
                        break;
        }
        if (ch == EOF) {
                if (feof(stream)) {
                        if (ptr == s) return NULL;
                } else return NULL;
        }
        *ptr = '\0';
        return s;
}