NetBSD/usr.sbin/wsmoused/action.c

159 lines
3.9 KiB
C

/* $NetBSD: action.c,v 1.2 2003/08/06 23:58:40 jmmv Exp $ */
/*
* Copyright (c) 2003 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Julio M. Merino Vidal.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. The name authors may not be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: action.c,v 1.2 2003/08/06 23:58:40 jmmv Exp $");
#endif /* not lint */
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/tty.h>
#include <dev/wscons/wsconsio.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include "pathnames.h"
#include "wsmoused.h"
/* ---------------------------------------------------------------------- */
/*
* Public interface exported by the `action' mode.
*/
int action_startup(struct mouse *m);
int action_cleanup(void);
void action_wsmouse_event(struct wscons_event);
struct mode_bootstrap Action_Mode = {
"action",
action_startup,
action_cleanup,
action_wsmouse_event,
NULL,
NULL
};
/* ---------------------------------------------------------------------- */
/*
* Global variables.
*/
static int Initialized = 0;
/* ---------------------------------------------------------------------- */
/*
* Prototypes for functions private to this module.
*/
static void run_action(int, const char *);
/* ---------------------------------------------------------------------- */
/* Initializes the action mode. Does nothing, aside from checking it is
* not initialized twice. */
/* ARGSUSED */
int
action_startup(struct mouse *m)
{
if (Initialized) {
log_warnx("action mode already initialized");
return 1;
}
Initialized = 1;
return 1;
}
/* ---------------------------------------------------------------------- */
/* Mode cleanup. */
int
action_cleanup(void)
{
return 1;
}
/* ---------------------------------------------------------------------- */
/* Parses wsmouse events. Only button events are picked. */
void
action_wsmouse_event(struct wscons_event evt)
{
if (IS_BUTTON_EVENT(evt.type)) {
switch (evt.type) {
case WSCONS_EVENT_MOUSE_UP:
run_action(evt.value, "up");
break;
case WSCONS_EVENT_MOUSE_DOWN:
run_action(evt.value, "down");
break;
default:
log_warnx("unknown button event");
}
}
}
/* ---------------------------------------------------------------------- */
/* Executes a command. `button' specifies the number of the button that
* was pressed or released. `ud' contains the word `up' or `down', which
* specify the type of event received. */
static void
run_action(int button, const char *ud)
{
char buf[20];
const char *cmd;
struct block *conf;
(void)snprintf(buf, sizeof(buf), "button_%d_%s", button, ud);
conf = config_get_mode("action");
cmd = block_get_propval(conf, buf, NULL);
if (cmd != NULL) {
log_info("running command `%s'", cmd);
system(cmd);
}
}