78 lines
2.8 KiB
C
78 lines
2.8 KiB
C
/* Header file for command-reading library command.c.
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Copyright (C) 1986, 1989 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* This structure records one command'd definition. */
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struct cmd_list_element
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{
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/* Points to next command in this list. */
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struct cmd_list_element *next;
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/* Name of this command. */
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char *name;
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/* Command class; class values are chosen by application program. */
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int class;
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/* Function definition of this command.
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Zero for command class names and for help topics that
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are not really commands. */
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void (*function) ();
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/* Documentation of this command (or help topic).
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First line is brief documentation; remaining lines form, with it,
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the full documentation. First line should end with a period.
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Entire string should also end with a period, not a newline. */
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char *doc;
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/* Auxiliary information.
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It is up to the calling program to decide what this means. */
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char *aux;
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/* Nonzero identifies a prefix command. For them, the address
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of the variable containing the list of subcommands. */
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struct cmd_list_element **prefixlist;
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/* For prefix commands only:
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String containing prefix commands to get here: this one
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plus any others needed to get to it. Should end in a space.
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It is used before the word "command" in describing the
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commands reached through this prefix. */
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char *prefixname;
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/* For prefix commands only:
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nonzero means do not get an error if subcommand is not
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recognized; call the prefix's own function in that case. */
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char allow_unknown;
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/* Nonzero says this is an abbreviation, and should not
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be mentioned in lists of commands.
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This allows "br<tab>" to complete to "break", which it
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otherwise wouldn't. */
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char abbrev_flag;
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};
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/* Forward-declarations of the entry-points of command.c. */
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extern struct cmd_list_element *add_cmd ();
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extern struct cmd_list_element *add_alias_cmd ();
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extern struct cmd_list_element *add_prefix_cmd ();
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extern struct cmd_list_element *lookup_cmd (), *lookup_cmd_1 ();
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extern char **complete_on_cmdlist ();
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extern void delete_cmd ();
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extern void help_cmd ();
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