xref: /freebsd/usr.bin/tail/extern.h (revision 9b50d9027575220cb6dd09b3e62f03f511e908b8)
19b50d902SRodney W. Grimes /*-
29b50d902SRodney W. Grimes  * Copyright (c) 1991, 1993
39b50d902SRodney W. Grimes  *	The Regents of the University of California.  All rights reserved.
49b50d902SRodney W. Grimes  *
59b50d902SRodney W. Grimes  * Redistribution and use in source and binary forms, with or without
69b50d902SRodney W. Grimes  * modification, are permitted provided that the following conditions
79b50d902SRodney W. Grimes  * are met:
89b50d902SRodney W. Grimes  * 1. Redistributions of source code must retain the above copyright
99b50d902SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer.
109b50d902SRodney W. Grimes  * 2. Redistributions in binary form must reproduce the above copyright
119b50d902SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer in the
129b50d902SRodney W. Grimes  *    documentation and/or other materials provided with the distribution.
139b50d902SRodney W. Grimes  * 3. All advertising materials mentioning features or use of this software
149b50d902SRodney W. Grimes  *    must display the following acknowledgement:
159b50d902SRodney W. Grimes  *	This product includes software developed by the University of
169b50d902SRodney W. Grimes  *	California, Berkeley and its contributors.
179b50d902SRodney W. Grimes  * 4. Neither the name of the University nor the names of its contributors
189b50d902SRodney W. Grimes  *    may be used to endorse or promote products derived from this software
199b50d902SRodney W. Grimes  *    without specific prior written permission.
209b50d902SRodney W. Grimes  *
219b50d902SRodney W. Grimes  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
229b50d902SRodney W. Grimes  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
239b50d902SRodney W. Grimes  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
249b50d902SRodney W. Grimes  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
259b50d902SRodney W. Grimes  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
269b50d902SRodney W. Grimes  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
279b50d902SRodney W. Grimes  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
289b50d902SRodney W. Grimes  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
299b50d902SRodney W. Grimes  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
309b50d902SRodney W. Grimes  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
319b50d902SRodney W. Grimes  * SUCH DAMAGE.
329b50d902SRodney W. Grimes  *
339b50d902SRodney W. Grimes  *	@(#)extern.h	8.1 (Berkeley) 6/6/93
349b50d902SRodney W. Grimes  */
359b50d902SRodney W. Grimes 
369b50d902SRodney W. Grimes #define	WR(p, size) \
379b50d902SRodney W. Grimes 	if (write(STDOUT_FILENO, p, size) != size) \
389b50d902SRodney W. Grimes 		oerr();
399b50d902SRodney W. Grimes 
409b50d902SRodney W. Grimes enum STYLE { NOTSET = 0, FBYTES, FLINES, RBYTES, RLINES, REVERSE };
419b50d902SRodney W. Grimes 
429b50d902SRodney W. Grimes void forward __P((FILE *, enum STYLE, long, struct stat *));
439b50d902SRodney W. Grimes void reverse __P((FILE *, enum STYLE, long, struct stat *));
449b50d902SRodney W. Grimes 
459b50d902SRodney W. Grimes void bytes __P((FILE *, off_t));
469b50d902SRodney W. Grimes void lines __P((FILE *, off_t));
479b50d902SRodney W. Grimes 
489b50d902SRodney W. Grimes void err __P((int fatal, const char *fmt, ...));
499b50d902SRodney W. Grimes void ierr __P((void));
509b50d902SRodney W. Grimes void oerr __P((void));
519b50d902SRodney W. Grimes 
529b50d902SRodney W. Grimes extern int fflag, rflag, rval;
539b50d902SRodney W. Grimes extern char *fname;
54