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Annotation of src/usr.bin/more/less.h, Revision 1.1.1.1

1.1       deraadt     1: /*
                      2:  * Copyright (c) 1988 Mark Nudleman
                      3:  * Copyright (c) 1988 Regents of the University of California.
                      4:  * All rights reserved.
                      5:  *
                      6:  * Redistribution and use in source and binary forms, with or without
                      7:  * modification, are permitted provided that the following conditions
                      8:  * are met:
                      9:  * 1. Redistributions of source code must retain the above copyright
                     10:  *    notice, this list of conditions and the following disclaimer.
                     11:  * 2. Redistributions in binary form must reproduce the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer in the
                     13:  *    documentation and/or other materials provided with the distribution.
                     14:  * 3. All advertising materials mentioning features or use of this software
                     15:  *    must display the following acknowledgement:
                     16:  *     This product includes software developed by the University of
                     17:  *     California, Berkeley and its contributors.
                     18:  * 4. Neither the name of the University nor the names of its contributors
                     19:  *    may be used to endorse or promote products derived from this software
                     20:  *    without specific prior written permission.
                     21:  *
                     22:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     23:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     24:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     25:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     26:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     27:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     28:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     29:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     30:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     31:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     32:  * SUCH DAMAGE.
                     33:  *
                     34:  *     from: @(#)less.h        5.9 (Berkeley) 6/1/90
                     35:  *     $Id: less.h,v 1.2 1993/11/09 05:09:24 cgd Exp $
                     36:  */
                     37:
                     38: #undef RECOMP
                     39:
                     40: #define        NULL_POSITION   ((off_t)(-1))
                     41:
                     42: #define        EOI             (0)
                     43: #define        READ_INTR       (-2)
                     44:
                     45: /* Special chars used to tell put_line() to do something special */
                     46: #define        UL_CHAR         '\201'          /* Enter underline mode */
                     47: #define        UE_CHAR         '\202'          /* Exit underline mode */
                     48: #define        BO_CHAR         '\203'          /* Enter boldface mode */
                     49: #define        BE_CHAR         '\204'          /* Exit boldface mode */
                     50:
                     51: #define        CONTROL_CHAR(c)         (iscntrl(c))
                     52: #define        CARAT_CHAR(c)           ((c == '\177') ? '?' : (c | 0100))
                     53:
                     54: #define        TOP             (0)
                     55: #define        TOP_PLUS_ONE    (1)
                     56: #define        BOTTOM          (-1)
                     57: #define        BOTTOM_PLUS_ONE (-2)
                     58: #define        MIDDLE          (-3)
                     59:
                     60: #define        A_INVALID               -1
                     61:
                     62: #define        A_AGAIN_SEARCH          1
                     63: #define        A_B_LINE                2
                     64: #define        A_B_SCREEN              3
                     65: #define        A_B_SCROLL              4
                     66: #define        A_B_SEARCH              5
                     67: #define        A_DIGIT                 6
                     68: #define        A_EXAMINE               7
                     69: #define        A_FREPAINT              8
                     70: #define        A_F_LINE                9
                     71: #define        A_F_SCREEN              10
                     72: #define        A_F_SCROLL              11
                     73: #define        A_F_SEARCH              12
                     74: #define        A_GOEND                 13
                     75: #define        A_GOLINE                14
                     76: #define        A_GOMARK                15
                     77: #define        A_HELP                  16
                     78: #define        A_NEXT_FILE             17
                     79: #define        A_PERCENT               18
                     80: #define        A_PREFIX                19
                     81: #define        A_PREV_FILE             20
                     82: #define        A_QUIT                  21
                     83: #define        A_REPAINT               22
                     84: #define        A_SETMARK               23
                     85: #define        A_STAT                  24
                     86: #define        A_VISUAL                25
                     87: #define        A_TAGFILE               26
                     88: #define        A_FILE_LIST             27
                     89: #define A_SHELL                        28