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 are permitted 7 * provided that the above copyright notice and this paragraph are 8 * duplicated in all such forms and that any documentation, 9 * advertising materials, and other materials related to such 10 * distribution and use acknowledge that the software was developed 11 * by Mark Nudleman and the University of California, Berkeley. The 12 * name of Mark Nudleman or the 13 * University may not be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 17 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 18 * 19 * @(#)less.h 5.8 (Berkeley) 12/06/88 20 */ 21 22 #define RECOMP 23 24 #define NULL_POSITION ((off_t)(-1)) 25 26 #define EOI (0) 27 #define READ_INTR (-2) 28 29 /* Special chars used to tell put_line() to do something special */ 30 #define UL_CHAR '\201' /* Enter underline mode */ 31 #define UE_CHAR '\202' /* Exit underline mode */ 32 #define BO_CHAR '\203' /* Enter boldface mode */ 33 #define BE_CHAR '\204' /* Exit boldface mode */ 34 35 #define CONTROL_CHAR(c) (iscntrl(c)) 36 #define CARAT_CHAR(c) ((c == '\177') ? '?' : (c | 0100)) 37 38 #define TOP (0) 39 #define TOP_PLUS_ONE (1) 40 #define BOTTOM (-1) 41 #define BOTTOM_PLUS_ONE (-2) 42 #define MIDDLE (-3) 43 44 #define A_INVALID -1 45 46 #define A_AGAIN_SEARCH 1 47 #define A_B_LINE 2 48 #define A_B_SCREEN 3 49 #define A_B_SCROLL 4 50 #define A_B_SEARCH 5 51 #define A_DIGIT 6 52 #define A_EXAMINE 7 53 #define A_FREPAINT 8 54 #define A_F_LINE 9 55 #define A_F_SCREEN 10 56 #define A_F_SCROLL 11 57 #define A_F_SEARCH 12 58 #define A_GOEND 13 59 #define A_GOLINE 14 60 #define A_GOMARK 15 61 #define A_HELP 16 62 #define A_NEXT_FILE 17 63 #define A_PERCENT 18 64 #define A_PREFIX 19 65 #define A_PREV_FILE 20 66 #define A_QUIT 21 67 #define A_REPAINT 22 68 #define A_SETMARK 23 69 #define A_STAT 24 70 #define A_VISUAL 25 71 #define A_TAGFILE 26 72 #define A_FILE_LIST 27 73