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