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Path: utzoo!linus!decvax!harpo!eagle!mhuxl!houxm!ihnp4!ihuxl!dcn
From: dcn@ihuxl.UUCP
Newsgroups: net.sources
Subject: tec C source - fgets.c
Message-ID: <729@ihuxl.UUCP>
Date: Fri, 11-Nov-83 17:29:31 EST
Article-I.D.: ihuxl.729
Posted: Fri Nov 11 17:29:31 1983
Date-Received: Sun, 13-Nov-83 07:55:29 EST
Organization: AT&T Bell Labs, Naperville, Il
Lines: 24


/* fgets - read a line from a file. (returns NULL at eof) */

#include "stdio.h"

char *fgets(line, maxline, input)
char *line ;
int maxline ;
FILE *input ;
{
	int c ;
	char *start_line ;

	start_line = line;

	while( --maxline>0 && (c=agetc(input)) != EOF )
		if( (*line++ = c) == NL )
			break ;

	*line = 0 ;
	if( c == EOF && line == start_line )
		return(NULL) ;
	return(line) ;
}