1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
|
/* $OpenBSD: alerts.c,v 1.12 2016/10/03 22:52:11 nicm Exp $ */
/*
* Copyright (c) 2015 Nicholas Marriott <nicholas.marriott@gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <event.h>
#include "tmux.h"
static int alerts_fired;
static void alerts_timer(int, short, void *);
static int alerts_enabled(struct window *, int);
static void alerts_callback(int, short, void *);
static void alerts_reset(struct window *);
static void alerts_run_hook(struct session *, struct winlink *, int);
static int alerts_check_all(struct session *, struct winlink *);
static int alerts_check_bell(struct session *, struct winlink *);
static int alerts_check_activity(struct session *, struct winlink *);
static int alerts_check_silence(struct session *, struct winlink *);
static void alerts_ring_bell(struct session *);
static void
alerts_timer(__unused int fd, __unused short events, void *arg)
{
struct window *w = arg;
log_debug("@%u alerts timer expired", w->id);
alerts_reset(w);
alerts_queue(w, WINDOW_SILENCE);
}
static void
alerts_callback(__unused int fd, __unused short events, __unused void *arg)
{
struct window *w;
struct session *s;
struct winlink *wl;
int flags, alerts;
RB_FOREACH(w, windows, &windows) {
RB_FOREACH(s, sessions, &sessions) {
RB_FOREACH(wl, winlinks, &s->windows) {
if (wl->window != w)
continue;
flags = w->flags;
alerts = alerts_check_all(s, wl);
log_debug("%s:%d @%u alerts check, alerts %#x, "
"flags %#x", s->name, wl->idx, w->id,
alerts, flags);
}
}
}
alerts_fired = 0;
}
static void
alerts_run_hook(struct session *s, struct winlink *wl, int flags)
{
struct cmd_find_state fs;
if (cmd_find_from_winlink(&fs, s, wl) != 0)
return;
if (flags & WINDOW_BELL)
hooks_run(s->hooks, NULL, &fs, "alert-bell");
if (flags & WINDOW_SILENCE)
hooks_run(s->hooks, NULL, &fs, "alert-silence");
if (flags & WINDOW_ACTIVITY)
hooks_run(s->hooks, NULL, &fs, "alert-activity");
}
static int
alerts_check_all(struct session *s, struct winlink *wl)
{
int alerts;
alerts = alerts_check_bell(s, wl);
alerts |= alerts_check_activity(s, wl);
alerts |= alerts_check_silence(s, wl);
if (alerts != 0) {
alerts_run_hook(s, wl, alerts);
server_status_session(s);
}
return (alerts);
}
void
alerts_check_session(struct session *s)
{
struct winlink *wl;
RB_FOREACH(wl, winlinks, &s->windows)
alerts_check_all(s, wl);
}
static int
alerts_enabled(struct window *w, int flags)
{
if (flags & WINDOW_BELL)
return (1);
if (flags & WINDOW_ACTIVITY) {
if (options_get_number(w->options, "monitor-activity"))
return (1);
}
if (flags & WINDOW_SILENCE) {
if (options_get_number(w->options, "monitor-silence") != 0)
return (1);
}
return (0);
}
void
alerts_reset_all(void)
{
struct window *w;
RB_FOREACH(w, windows, &windows)
alerts_reset(w);
}
static void
alerts_reset(struct window *w)
{
struct timeval tv;
w->flags &= ~WINDOW_SILENCE;
event_del(&w->alerts_timer);
timerclear(&tv);
tv.tv_sec = options_get_number(w->options, "monitor-silence");
log_debug("@%u alerts timer reset %u", w->id, (u_int)tv.tv_sec);
if (tv.tv_sec != 0)
event_add(&w->alerts_timer, &tv);
}
void
alerts_queue(struct window *w, int flags)
{
if (w->flags & WINDOW_ACTIVITY)
alerts_reset(w);
if (!event_initialized(&w->alerts_timer))
evtimer_set(&w->alerts_timer, alerts_timer, w);
if ((w->flags & flags) != flags) {
w->flags |= flags;
log_debug("@%u alerts flags added %#x", w->id, flags);
}
if (!alerts_fired && alerts_enabled(w, flags)) {
log_debug("alerts check queued (by @%u)", w->id);
event_once(-1, EV_TIMEOUT, alerts_callback, NULL, NULL);
alerts_fired = 1;
}
}
static int
alerts_check_bell(struct session *s, struct winlink *wl)
{
struct client *c;
struct window *w = wl->window;
int action, visual;
if (!(w->flags & WINDOW_BELL))
return (0);
if (s->curw != wl) {
wl->flags |= WINLINK_BELL;
w->flags &= ~WINDOW_BELL;
}
if (s->curw->window == w)
w->flags &= ~WINDOW_BELL;
action = options_get_number(s->options, "bell-action");
if (action == BELL_NONE)
return (0);
visual = options_get_number(s->options, "visual-bell");
TAILQ_FOREACH(c, &clients, entry) {
if (c->session != s || c->flags & CLIENT_CONTROL)
continue;
if (!visual) {
if ((action == BELL_CURRENT &&
c->session->curw->window == w) ||
(action == BELL_OTHER &&
c->session->curw->window != w) ||
action == BELL_ANY)
tty_putcode(&c->tty, TTYC_BEL);
continue;
}
if (action == BELL_CURRENT && c->session->curw->window == w)
status_message_set(c, "Bell in current window");
else if (action == BELL_ANY || (action == BELL_OTHER &&
c->session->curw->window != w))
status_message_set(c, "Bell in window %d", wl->idx);
}
return (WINDOW_BELL);
}
static int
alerts_check_activity(struct session *s, struct winlink *wl)
{
struct client *c;
struct window *w = wl->window;
if (s->curw->window == w)
w->flags &= ~WINDOW_ACTIVITY;
if (!(w->flags & WINDOW_ACTIVITY) || wl->flags & WINLINK_ACTIVITY)
return (0);
if (s->curw == wl)
return (0);
if (!options_get_number(w->options, "monitor-activity"))
return (0);
if (options_get_number(s->options, "bell-on-alert"))
alerts_ring_bell(s);
wl->flags |= WINLINK_ACTIVITY;
if (options_get_number(s->options, "visual-activity")) {
TAILQ_FOREACH(c, &clients, entry) {
if (c->session != s)
continue;
status_message_set(c, "Activity in window %d", wl->idx);
}
}
return (WINDOW_ACTIVITY);
}
static int
alerts_check_silence(struct session *s, struct winlink *wl)
{
struct client *c;
struct window *w = wl->window;
if (s->curw->window == w)
w->flags &= ~WINDOW_SILENCE;
if (!(w->flags & WINDOW_SILENCE) || wl->flags & WINLINK_SILENCE)
return (0);
if (s->curw == wl)
return (0);
if (options_get_number(w->options, "monitor-silence") == 0)
return (0);
if (options_get_number(s->options, "bell-on-alert"))
alerts_ring_bell(s);
wl->flags |= WINLINK_SILENCE;
if (options_get_number(s->options, "visual-silence")) {
TAILQ_FOREACH(c, &clients, entry) {
if (c->session != s)
continue;
status_message_set(c, "Silence in window %d", wl->idx);
}
}
return (WINDOW_SILENCE);
}
static void
alerts_ring_bell(struct session *s)
{
struct client *c;
TAILQ_FOREACH(c, &clients, entry) {
if (c->session == s && !(c->flags & CLIENT_CONTROL))
tty_putcode(&c->tty, TTYC_BEL);
}
}
|
