/* * gets.c - read a line from a stream *//* $Header: /cvsup/minix/src/lib/stdio/gets.c,v 1.1.1.1 2005/04/21 14:56:35 beng Exp $ */#include	<stdio.h>char *gets(char *s){	register FILE *stream = stdin;	register int ch;	register char *ptr;	ptr = s;	while ((ch = getc(stream)) != EOF && ch != '\n')		*ptr++ = ch;	if (ch == EOF) {		if (feof(stream)) {			if (ptr == s) return NULL;		} else return NULL;	}	*ptr = '\0';	return s;}