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80 lines
1.8 KiB
C

/*
* $Id$
*
* Copyright (C) 2003 ETC s.r.o.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* Written by Marcel Telka <marcel@telka.sk>, 2003.
*
*/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <brux/cmd.h>
extern cmd_t *cmds[];
static int
cmd_help_run( char *params[] )
{
int i;
/* short description generation */
if (!params[1]) {
int i;
printf( _("Command list:\n\n") );
for (i = 0; cmds[i]; i++)
printf( _("%-13s %s\n"), cmds[i]->name, cmds[i]->desc ? _(cmds[i]->desc) : _("(no description available)") );
printf( _("\nType \"help COMMAND\" for details about particular command.\n") );
return 1;
}
if (params[2])
return -1;
/* search and print help for particular command */
for (i = 0; cmds[i]; i++)
if (strcmp( cmds[i]->name, params[1] ) == 0) {
if (cmds[i]->help)
cmds[i]->help();
return 1;
}
printf( _("%s: unknown command\n"), params[1] );
return 1;
}
static void
cmd_help_help( void )
{
printf( _(
"Usage: %s [COMMAND]\n"
"Print short help for COMMAND, or list of available commands.\n"
), "help" );
}
cmd_t cmd_help = {
"help",
N_("display this help"),
cmd_help_help,
cmd_help_run
};