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Annotation of src/usr.bin/tail/extern.h, Revision 1.11

1.10      landry      1: /*     $OpenBSD: extern.h,v 1.9 2004/02/16 19:48:21 otto Exp $ */
1.1       deraadt     2: /*     $NetBSD: extern.h,v 1.3 1994/11/23 07:42:00 jtc Exp $   */
                      3:
                      4: /*-
                      5:  * Copyright (c) 1991, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
1.8       millert    16:  * 3. Neither the name of the University nor the names of its contributors
1.1       deraadt    17:  *    may be used to endorse or promote products derived from this software
                     18:  *    without specific prior written permission.
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     30:  * SUCH DAMAGE.
                     31:  *
                     32:  *     @(#)extern.h    8.1 (Berkeley) 6/6/93
                     33:  */
                     34:
                     35: #define        WR(p, size) \
                     36:        if (write(STDOUT_FILENO, p, size) != size) \
                     37:                oerr();
                     38:
                     39: enum STYLE { NOTSET = 0, FBYTES, FLINES, RBYTES, RLINES, REVERSE };
                     40:
1.9       otto       41: void forward(FILE *, enum STYLE, off_t, struct stat *);
                     42: void reverse(FILE *, enum STYLE, off_t, struct stat *);
1.1       deraadt    43:
1.7       millert    44: int bytes(FILE *, off_t);
                     45: int lines(FILE *, off_t);
1.4       millert    46:
1.7       millert    47: void ierr(void);
                     48: void oerr(void);
1.1       deraadt    49:
                     50: extern int fflag, rflag, rval;
                     51: extern char *fname;
1.7       millert    52: extern int is_stdin;