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misc.c revision 1.5 
      1 /*	$NetBSD: misc.c,v 1.5 1997/10/20 01:07:52 lukem Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1991, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/cdefs.h>
     37 #ifndef lint
     38 #if 0
     39 static char sccsid[] = "@(#)misc.c	8.1 (Berkeley) 6/9/93";
     40 #endif
     41 __RCSID("$NetBSD: misc.c,v 1.5 1997/10/20 01:07:52 lukem Exp $");
     42 #endif /* not lint */
     43 
     44 #include <err.h>
     45 #include <errno.h>
     46 #include <fcntl.h>
     47 #include <stdio.h>
     48 #include <stdlib.h>
     49 #include <string.h>
     50 #include <unistd.h>
     51 #include "extern.h"
     52 
     53 void
     54 cat(file)
     55 	char *file;
     56 {
     57 	register int fd, nr, nw;
     58 	char buf[1024];
     59 
     60 	if ((fd = open(file, O_RDONLY, 0)) < 0)
     61 		err(1, "%s", file);
     62 
     63 	while ((nr = read(fd, buf, sizeof(buf))) > 0)
     64 		if ((nw = write(STDERR_FILENO, buf, nr)) == -1)
     65 			err(1, "write to stderr");
     66 	if (nr != 0)
     67 		err(1, "%s", file);
     68 	(void)close(fd);
     69 }
     70 
     71 void
     72 outc(c)
     73 	int c;
     74 {
     75 	(void)putc(c, stderr);
     76 }
     77