Home | History | Annotate | Line # | Download | only in wsmoused 
      1 /* $NetBSD: action.c,v 1.2 2003/08/06 23:58:40 jmmv Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2003 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Julio M. Merino Vidal.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. The name authors may not be used to endorse or promote products
     16  *    derived from this software without specific prior written
     17  *    permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
     20  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
     23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
     25  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
     28  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     29  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 
     34 #ifndef lint
     35 __RCSID("$NetBSD: action.c,v 1.2 2003/08/06 23:58:40 jmmv Exp $");
     36 #endif /* not lint */
     37 
     38 #include <sys/ioctl.h>
     39 #include <sys/time.h>
     40 #include <sys/types.h>
     41 #include <sys/tty.h>
     42 #include <dev/wscons/wsconsio.h>
     43 
     44 #include <err.h>
     45 #include <stdio.h>
     46 #include <stdlib.h>
     47 
     48 #include "pathnames.h"
     49 #include "wsmoused.h"
     50 
     51 /* ---------------------------------------------------------------------- */
     52 
     53 /*
     54  * Public interface exported by the `action' mode.
     55  */
     56 
     57 int  action_startup(struct mouse *m);
     58 int  action_cleanup(void);
     59 void action_wsmouse_event(struct wscons_event);
     60 
     61 struct mode_bootstrap Action_Mode = {
     62 	"action",
     63 	action_startup,
     64 	action_cleanup,
     65 	action_wsmouse_event,
     66 	NULL,
     67 	NULL
     68 };
     69 
     70 /* ---------------------------------------------------------------------- */
     71 
     72 /*
     73  * Global variables.
     74  */
     75 
     76 static int Initialized = 0;
     77 
     78 /* ---------------------------------------------------------------------- */
     79 
     80 /*
     81  * Prototypes for functions private to this module.
     82  */
     83 
     84 static void run_action(int, const char *);
     85 
     86 /* ---------------------------------------------------------------------- */
     87 
     88 /* Initializes the action mode.  Does nothing, aside from checking it is
     89  * not initialized twice. */
     90 /* ARGSUSED */
     91 int
     92 action_startup(struct mouse *m)
     93 {
     94 
     95 	if (Initialized) {
     96 		log_warnx("action mode already initialized");
     97 		return 1;
     98 	}
     99 
    100 	Initialized = 1;
    101 
    102 	return 1;
    103 }
    104 
    105 /* ---------------------------------------------------------------------- */
    106 
    107 /* Mode cleanup. */
    108 int
    109 action_cleanup(void)
    110 {
    111 
    112 	return 1;
    113 }
    114 
    115 /* ---------------------------------------------------------------------- */
    116 
    117 /* Parses wsmouse events.  Only button events are picked. */
    118 void
    119 action_wsmouse_event(struct wscons_event evt)
    120 {
    121 
    122 	if (IS_BUTTON_EVENT(evt.type)) {
    123 		switch (evt.type) {
    124 		case WSCONS_EVENT_MOUSE_UP:
    125 			run_action(evt.value, "up");
    126 			break;
    127 
    128 		case WSCONS_EVENT_MOUSE_DOWN:
    129 			run_action(evt.value, "down");
    130 			break;
    131 
    132 		default:
    133 			log_warnx("unknown button event");
    134 		}
    135 	}
    136 }
    137 
    138 /* ---------------------------------------------------------------------- */
    139 
    140 /* Executes a command.  `button' specifies the number of the button that
    141  * was pressed or released.  `ud' contains the word `up' or `down', which
    142  * specify the type of event received. */
    143 static void
    144 run_action(int button, const char *ud)
    145 {
    146 	char buf[20];
    147 	const char *cmd;
    148 	struct block *conf;
    149 
    150 	(void)snprintf(buf, sizeof(buf), "button_%d_%s", button, ud);
    151 
    152 	conf = config_get_mode("action");
    153 	cmd = block_get_propval(conf, buf, NULL);
    154 	if (cmd != NULL) {
    155 		log_info("running command `%s'", cmd);
    156 		system(cmd);
    157 	}
    158 }
    159