Drop main() prototype. Syncs with NetBSD-8
[minix.git] / external / bsd / tmux / dist / server-window.c
blobdceb897fb0c6725b725636bba8a12d513eed284a
1 /* Id */
3 /*
4 * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 #include <sys/types.h>
21 #include <event.h>
22 #include <stdlib.h>
23 #include <unistd.h>
25 #include "tmux.h"
27 int server_window_check_bell(struct session *, struct winlink *);
28 int server_window_check_activity(struct session *, struct winlink *);
29 int server_window_check_silence(struct session *, struct winlink *);
30 int server_window_check_content(
31 struct session *, struct winlink *, struct window_pane *);
32 void ring_bell(struct session *);
34 /* Window functions that need to happen every loop. */
35 void
36 server_window_loop(void)
38 struct window *w;
39 struct winlink *wl;
40 struct window_pane *wp;
41 struct session *s;
42 u_int i;
44 for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
45 w = ARRAY_ITEM(&windows, i);
46 if (w == NULL)
47 continue;
49 RB_FOREACH(s, sessions, &sessions) {
50 wl = session_has(s, w);
51 if (wl == NULL)
52 continue;
54 if (server_window_check_bell(s, wl) ||
55 server_window_check_activity(s, wl) ||
56 server_window_check_silence(s, wl))
57 server_status_session(s);
58 TAILQ_FOREACH(wp, &w->panes, entry)
59 server_window_check_content(s, wl, wp);
64 /* Check for bell in window. */
65 int
66 server_window_check_bell(struct session *s, struct winlink *wl)
68 struct client *c;
69 struct window *w = wl->window;
70 u_int i;
71 int action, visual;
73 if (!(w->flags & WINDOW_BELL) || wl->flags & WINLINK_BELL)
74 return (0);
75 if (s->curw != wl || s->flags & SESSION_UNATTACHED)
76 wl->flags |= WINLINK_BELL;
77 if (s->flags & SESSION_UNATTACHED)
78 return (0);
79 if (s->curw->window == w)
80 w->flags &= ~WINDOW_BELL;
82 visual = options_get_number(&s->options, "visual-bell");
83 action = options_get_number(&s->options, "bell-action");
84 if (action == BELL_NONE)
85 return (0);
86 for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
87 c = ARRAY_ITEM(&clients, i);
88 if (c == NULL || c->session != s || (c->flags & CLIENT_CONTROL))
89 continue;
90 if (!visual) {
91 tty_bell(&c->tty);
92 continue;
94 if (c->session->curw->window == w)
95 status_message_set(c, "Bell in current window");
96 else if (action == BELL_ANY)
97 status_message_set(c, "Bell in window %u", wl->idx);
100 return (1);
103 /* Check for activity in window. */
105 server_window_check_activity(struct session *s, struct winlink *wl)
107 struct client *c;
108 struct window *w = wl->window;
109 u_int i;
111 if (s->curw->window == w)
112 w->flags &= ~WINDOW_ACTIVITY;
114 if (!(w->flags & WINDOW_ACTIVITY) || wl->flags & WINLINK_ACTIVITY)
115 return (0);
116 if (s->curw == wl && !(s->flags & SESSION_UNATTACHED))
117 return (0);
119 if (!options_get_number(&w->options, "monitor-activity"))
120 return (0);
122 if (options_get_number(&s->options, "bell-on-alert"))
123 ring_bell(s);
124 wl->flags |= WINLINK_ACTIVITY;
126 if (options_get_number(&s->options, "visual-activity")) {
127 for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
128 c = ARRAY_ITEM(&clients, i);
129 if (c == NULL || c->session != s)
130 continue;
131 status_message_set(c, "Activity in window %u", wl->idx);
135 return (1);
138 /* Check for silence in window. */
140 server_window_check_silence(struct session *s, struct winlink *wl)
142 struct client *c;
143 struct window *w = wl->window;
144 struct timeval timer;
145 u_int i;
146 int silence_interval, timer_difference;
148 if (!(w->flags & WINDOW_SILENCE) || wl->flags & WINLINK_SILENCE)
149 return (0);
151 if (s->curw == wl && !(s->flags & SESSION_UNATTACHED)) {
153 * Reset the timer for this window if we've focused it. We
154 * don't want the timer tripping as soon as we've switched away
155 * from this window.
157 if (gettimeofday(&w->silence_timer, NULL) != 0)
158 fatal("gettimeofday failed.");
160 return (0);
163 silence_interval = options_get_number(&w->options, "monitor-silence");
164 if (silence_interval == 0)
165 return (0);
167 if (gettimeofday(&timer, NULL) != 0)
168 fatal("gettimeofday");
169 timer_difference = timer.tv_sec - w->silence_timer.tv_sec;
170 if (timer_difference <= silence_interval)
171 return (0);
173 if (options_get_number(&s->options, "bell-on-alert"))
174 ring_bell(s);
175 wl->flags |= WINLINK_SILENCE;
177 if (options_get_number(&s->options, "visual-silence")) {
178 for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
179 c = ARRAY_ITEM(&clients, i);
180 if (c == NULL || c->session != s)
181 continue;
182 status_message_set(c, "Silence in window %u", wl->idx);
186 return (1);
189 /* Check for content change in window. */
191 server_window_check_content(
192 struct session *s, struct winlink *wl, struct window_pane *wp)
194 struct client *c;
195 struct window *w = wl->window;
196 u_int i;
197 char *found, *ptr;
199 /* Activity flag must be set for new content. */
200 if (s->curw->window == w)
201 w->flags &= ~WINDOW_ACTIVITY;
203 if (!(w->flags & WINDOW_ACTIVITY) || wl->flags & WINLINK_CONTENT)
204 return (0);
205 if (s->curw == wl && !(s->flags & SESSION_UNATTACHED))
206 return (0);
208 ptr = options_get_string(&w->options, "monitor-content");
209 if (ptr == NULL || *ptr == '\0')
210 return (0);
211 if ((found = window_pane_search(wp, ptr, NULL)) == NULL)
212 return (0);
213 free(found);
215 if (options_get_number(&s->options, "bell-on-alert"))
216 ring_bell(s);
217 wl->flags |= WINLINK_CONTENT;
219 if (options_get_number(&s->options, "visual-content")) {
220 for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
221 c = ARRAY_ITEM(&clients, i);
222 if (c == NULL || c->session != s)
223 continue;
224 status_message_set(c, "Content in window %u", wl->idx);
228 return (1);
231 /* Ring terminal bell. */
232 void
233 ring_bell(struct session *s)
235 struct client *c;
236 u_int i;
238 for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
239 c = ARRAY_ITEM(&clients, i);
240 if (c != NULL && c->session == s && !(c->flags & CLIENT_CONTROL))
241 tty_bell(&c->tty);