1 /* $NetBSD: variables.h,v 1.1.1.1 2016/01/14 00:11:29 christos Exp $ */ 2 3 /* variables.h -- Description of user visible variables in Info. 4 Id: variables.h,v 1.3 2004/04/11 17:56:46 karl Exp 5 6 This file is part of GNU Info, a program for reading online documentation 7 stored in Info format. 8 9 Copyright (C) 1993, 1997, 2004 Free Software Foundation, Inc. 10 11 This program is free software; you can redistribute it and/or modify 12 it under the terms of the GNU General Public License as published by 13 the Free Software Foundation; either version 2, or (at your option) 14 any later version. 15 16 This program is distributed in the hope that it will be useful, 17 but WITHOUT ANY WARRANTY; without even the implied warranty of 18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 GNU General Public License for more details. 20 21 You should have received a copy of the GNU General Public License 22 along with this program; if not, write to the Free Software 23 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 24 25 Written by Brian Fox (bfox@ai.mit.edu). */ 26 27 #ifndef INFO_VARIABLES_H 28 #define INFO_VARIABLES_H 29 30 /* A variable (in the Info sense) is an integer value with a user-visible 31 name. You may supply an array of strings to complete over when the 32 variable is set; in that case, the variable is set to the index of the 33 string that the user chose. If you supply a null list, the user can 34 set the variable to a numeric value. */ 35 36 /* Structure describing a user visible variable. */ 37 typedef struct { 38 char *name; /* Polite name. */ 39 char *doc; /* Documentation string. */ 40 int *value; /* Address of value. */ 41 char **choices; /* Array of strings or NULL if numeric only. */ 42 } VARIABLE_ALIST; 43 44 /* Read the name of an Info variable in the echo area and return the 45 address of a VARIABLE_ALIST member. A return value of NULL indicates 46 that no variable could be read. */ 47 extern VARIABLE_ALIST *read_variable_name (char *prompt, WINDOW *window); 48 49 /* Make an array of REFERENCE which actually contains the names of the 50 variables available in Info. */ 51 extern REFERENCE **make_variable_completions_array (void); 52 53 /* Set the value of an info variable. */ 54 extern void set_variable (WINDOW *window, int count, unsigned char key); 55 extern void describe_variable (WINDOW *window, int count, unsigned char key); 56 57 /* The list of user-visible variables. */ 58 extern int auto_footnotes_p; 59 extern int auto_tiling_p; 60 extern int terminal_use_visible_bell_p; 61 extern int info_error_rings_bell_p; 62 extern int gc_compressed_files; 63 extern int show_index_match; 64 extern int info_scroll_behaviour; 65 extern int window_scroll_step; 66 extern int ISO_Latin_p; 67 68 #endif /* not INFO_VARIABLES_H */ 69