Annotation of src/usr.bin/tmux/server-client.c, Revision 1.159
1.159 ! nicm 1: /* $OpenBSD: server-client.c,v 1.158 2015/10/22 11:00:51 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
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.
9: *
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.
17: */
18:
19: #include <sys/types.h>
1.92 nicm 20: #include <sys/ioctl.h>
1.1 nicm 21:
1.114 benno 22: #include <errno.h>
1.12 nicm 23: #include <event.h>
1.1 nicm 24: #include <fcntl.h>
1.98 nicm 25: #include <paths.h>
26: #include <stdlib.h>
1.1 nicm 27: #include <string.h>
1.4 nicm 28: #include <time.h>
1.1 nicm 29: #include <unistd.h>
30:
31: #include "tmux.h"
32:
1.132 nicm 33: void server_client_key_table(struct client *, const char *);
1.141 nicm 34: void server_client_free(int, short, void *);
1.91 nicm 35: void server_client_check_focus(struct window_pane *);
1.92 nicm 36: void server_client_check_resize(struct window_pane *);
1.131 nicm 37: int server_client_check_mouse(struct client *);
1.17 nicm 38: void server_client_repeat_timer(int, short, void *);
1.36 nicm 39: void server_client_check_exit(struct client *);
1.1 nicm 40: void server_client_check_redraw(struct client *);
41: void server_client_set_title(struct client *);
1.18 nicm 42: void server_client_reset_state(struct client *);
1.82 nicm 43: int server_client_assume_paste(struct session *);
1.1 nicm 44:
45: int server_client_msg_dispatch(struct client *);
1.108 nicm 46: void server_client_msg_command(struct client *, struct imsg *);
1.109 nicm 47: void server_client_msg_identify(struct client *, struct imsg *);
1.1 nicm 48: void server_client_msg_shell(struct client *);
1.140 nicm 49:
50: /* Check if this client is inside this server. */
51: int
52: server_client_check_nested(struct client *c)
53: {
54: struct environ_entry *envent;
55: struct window_pane *wp;
56:
57: if (c->tty.path == NULL)
58: return (0);
59:
60: envent = environ_find(&c->environ, "TMUX");
61: if (envent == NULL || *envent->value == '\0')
62: return (0);
63:
64: RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
65: if (strcmp(wp->tty, c->tty.path) == 0)
66: return (1);
67: }
68: return (0);
69: }
1.1 nicm 70:
1.132 nicm 71: /* Set client key table. */
72: void
73: server_client_key_table(struct client *c, const char *name)
74: {
75: key_bindings_unref_table(c->keytable);
76: c->keytable = key_bindings_get_table(name, 1);
77: c->keytable->references++;
78: }
79:
1.1 nicm 80: /* Create a new client. */
81: void
82: server_client_create(int fd)
83: {
84: struct client *c;
85:
1.49 nicm 86: setblocking(fd, 0);
1.1 nicm 87:
88: c = xcalloc(1, sizeof *c);
1.141 nicm 89: c->references = 1;
1.1 nicm 90: imsg_init(&c->ibuf, fd);
1.14 nicm 91: server_update_event(c);
1.25 nicm 92:
1.10 nicm 93: if (gettimeofday(&c->creation_time, NULL) != 0)
1.1 nicm 94: fatal("gettimeofday failed");
1.11 nicm 95: memcpy(&c->activity_time, &c->creation_time, sizeof c->activity_time);
1.111 nicm 96:
97: environ_init(&c->environ);
1.1 nicm 98:
1.146 nicm 99: c->fd = -1;
1.145 nicm 100: c->cwd = -1;
101:
1.94 nicm 102: c->cmdq = cmdq_new(c);
103: c->cmdq->client_exit = 1;
104:
1.116 nicm 105: c->stdin_data = evbuffer_new();
106: c->stdout_data = evbuffer_new();
107: c->stderr_data = evbuffer_new();
1.33 nicm 108:
1.1 nicm 109: c->tty.fd = -1;
110: c->title = NULL;
111:
112: c->session = NULL;
1.45 nicm 113: c->last_session = NULL;
1.1 nicm 114: c->tty.sx = 80;
115: c->tty.sy = 24;
116:
117: screen_init(&c->status, c->tty.sx, 1, 0);
118:
119: c->message_string = NULL;
1.136 nicm 120: TAILQ_INIT(&c->message_log);
1.1 nicm 121:
122: c->prompt_string = NULL;
123: c->prompt_buffer = NULL;
124: c->prompt_index = 0;
125:
1.93 nicm 126: c->flags |= CLIENT_FOCUSED;
127:
1.132 nicm 128: c->keytable = key_bindings_get_table("root", 1);
129: c->keytable->references++;
130:
1.17 nicm 131: evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
132:
1.135 nicm 133: TAILQ_INSERT_TAIL(&clients, c, entry);
1.157 nicm 134: log_debug("new client %p", c);
1.72 nicm 135: }
136:
137: /* Open client terminal if needed. */
138: int
1.119 nicm 139: server_client_open(struct client *c, char **cause)
1.72 nicm 140: {
1.75 nicm 141: if (c->flags & CLIENT_CONTROL)
142: return (0);
1.120 nicm 143:
144: if (strcmp(c->ttyname, "/dev/tty") == 0) {
145: *cause = xstrdup("can't use /dev/tty");
146: return (-1);
147: }
1.75 nicm 148:
1.72 nicm 149: if (!(c->flags & CLIENT_TERMINAL)) {
1.116 nicm 150: *cause = xstrdup("not a terminal");
1.72 nicm 151: return (-1);
152: }
153:
1.119 nicm 154: if (tty_open(&c->tty, cause) != 0)
1.72 nicm 155: return (-1);
156:
157: return (0);
1.1 nicm 158: }
159:
160: /* Lost a client. */
161: void
162: server_client_lost(struct client *c)
163: {
1.136 nicm 164: struct message_entry *msg, *msg1;
1.1 nicm 165:
1.141 nicm 166: c->flags |= CLIENT_DEAD;
167:
168: status_prompt_clear(c);
169: status_message_clear(c);
170:
171: if (c->stdin_callback != NULL)
172: c->stdin_callback(c, 1, c->stdin_callback_data);
173:
1.135 nicm 174: TAILQ_REMOVE(&clients, c, entry);
1.157 nicm 175: log_debug("lost client %p", c);
1.1 nicm 176:
177: /*
178: * If CLIENT_TERMINAL hasn't been set, then tty_init hasn't been called
179: * and tty_free might close an unrelated fd.
180: */
181: if (c->flags & CLIENT_TERMINAL)
182: tty_free(&c->tty);
1.109 nicm 183: free(c->ttyname);
184: free(c->term);
1.1 nicm 185:
1.113 nicm 186: evbuffer_free(c->stdin_data);
187: evbuffer_free(c->stdout_data);
1.97 nicm 188: if (c->stderr_data != c->stdout_data)
1.126 nicm 189: evbuffer_free(c->stderr_data);
1.33 nicm 190:
1.148 nicm 191: if (event_initialized(&c->status_timer))
192: evtimer_del(&c->status_timer);
1.1 nicm 193: screen_free(&c->status);
194:
1.77 nicm 195: free(c->title);
1.109 nicm 196: close(c->cwd);
1.1 nicm 197:
1.17 nicm 198: evtimer_del(&c->repeat_timer);
199:
1.132 nicm 200: key_bindings_unref_table(c->keytable);
201:
1.69 nicm 202: if (event_initialized(&c->identify_timer))
203: evtimer_del(&c->identify_timer);
1.15 nicm 204:
1.77 nicm 205: free(c->message_string);
1.116 nicm 206: if (event_initialized(&c->message_timer))
1.69 nicm 207: evtimer_del(&c->message_timer);
1.136 nicm 208: TAILQ_FOREACH_SAFE(msg, &c->message_log, entry, msg1) {
1.77 nicm 209: free(msg->msg);
1.136 nicm 210: TAILQ_REMOVE(&c->message_log, msg, entry);
211: free(msg);
1.21 nicm 212: }
1.1 nicm 213:
1.77 nicm 214: free(c->prompt_string);
215: free(c->prompt_buffer);
1.61 nicm 216:
1.154 nicm 217: c->cmdq->flags |= CMD_Q_DEAD;
1.94 nicm 218: cmdq_free(c->cmdq);
219: c->cmdq = NULL;
220:
1.61 nicm 221: environ_free(&c->environ);
1.1 nicm 222:
223: close(c->ibuf.fd);
224: imsg_clear(&c->ibuf);
1.69 nicm 225: if (event_initialized(&c->event))
226: event_del(&c->event);
1.13 nicm 227:
1.142 nicm 228: server_client_unref(c);
1.71 nicm 229:
230: server_add_accept(0); /* may be more file descriptors now */
1.1 nicm 231:
232: recalculate_sizes();
1.41 nicm 233: server_check_unattached();
1.19 nicm 234: server_update_socket();
1.141 nicm 235: }
236:
237: /* Remove reference from a client. */
238: void
1.142 nicm 239: server_client_unref(struct client *c)
1.141 nicm 240: {
1.157 nicm 241: log_debug("unref client %p (%d references)", c, c->references);
1.141 nicm 242:
243: c->references--;
244: if (c->references == 0)
245: event_once(-1, EV_TIMEOUT, server_client_free, c, NULL);
246: }
247:
248: /* Free dead client. */
249: void
250: server_client_free(unused int fd, unused short events, void *arg)
251: {
252: struct client *c = arg;
253:
1.157 nicm 254: log_debug("free client %p (%d references)", c, c->references);
1.141 nicm 255:
256: if (c->references == 0)
257: free(c);
1.9 nicm 258: }
259:
1.1 nicm 260: /* Process a single client event. */
261: void
1.12 nicm 262: server_client_callback(int fd, short events, void *data)
1.1 nicm 263: {
264: struct client *c = data;
1.7 nicm 265:
266: if (c->flags & CLIENT_DEAD)
267: return;
1.1 nicm 268:
269: if (fd == c->ibuf.fd) {
1.122 krw 270: if (events & EV_WRITE && msgbuf_write(&c->ibuf.w) <= 0 &&
1.114 benno 271: errno != EAGAIN)
1.1 nicm 272: goto client_lost;
273:
274: if (c->flags & CLIENT_BAD) {
275: if (c->ibuf.w.queued == 0)
276: goto client_lost;
277: return;
278: }
279:
1.12 nicm 280: if (events & EV_READ && server_client_msg_dispatch(c) != 0)
1.1 nicm 281: goto client_lost;
282: }
1.14 nicm 283:
1.73 nicm 284: server_push_stdout(c);
285: server_push_stderr(c);
286:
1.25 nicm 287: server_update_event(c);
1.1 nicm 288: return;
289:
290: client_lost:
291: server_client_lost(c);
1.16 nicm 292: }
293:
1.66 nicm 294: /* Check for mouse keys. */
1.131 nicm 295: int
296: server_client_check_mouse(struct client *c)
1.66 nicm 297: {
1.131 nicm 298: struct session *s = c->session;
299: struct mouse_event *m = &c->tty.mouse;
300: struct window *w;
301: struct window_pane *wp;
302: enum { NOTYPE, DOWN, UP, DRAG, WHEEL } type = NOTYPE;
303: enum { NOWHERE, PANE, STATUS, BORDER } where = NOWHERE;
304: u_int x, y, b;
305: int key;
306:
307: log_debug("mouse %02x at %u,%u (last %u,%u) (%d)", m->b, m->x, m->y,
308: m->lx, m->ly, c->tty.mouse_drag_flag);
309:
310: /* What type of event is this? */
311: if (MOUSE_DRAG(m->b)) {
312: type = DRAG;
313: if (c->tty.mouse_drag_flag) {
314: x = m->x, y = m->y, b = m->b;
315: log_debug("drag update at %u,%u", x, y);
316: } else {
317: x = m->lx, y = m->ly, b = m->lb;
318: log_debug("drag start at %u,%u", x, y);
319: }
320: } else if (MOUSE_WHEEL(m->b)) {
321: type = WHEEL;
322: x = m->x, y = m->y, b = m->b;
323: log_debug("wheel at %u,%u", x, y);
324: } else if (MOUSE_BUTTONS(m->b) == 3) {
325: type = UP;
326: x = m->x, y = m->y, b = m->lb;
327: log_debug("up at %u,%u", x, y);
328: } else {
329: type = DOWN;
330: x = m->x, y = m->y, b = m->b;
331: log_debug("down at %u,%u", x, y);
332: }
333: if (type == NOTYPE)
334: return (KEYC_NONE);
335:
336: /* Always save the session. */
337: m->s = s->id;
338:
339: /* Is this on the status line? */
340: m->statusat = status_at_line(c);
341: if (m->statusat != -1 && y == (u_int)m->statusat) {
342: w = status_get_window_at(c, x);
343: if (w == NULL)
344: return (KEYC_NONE);
345: m->w = w->id;
346: where = STATUS;
347: } else
348: m->w = -1;
349:
350: /* Not on status line. Adjust position and check for border or pane. */
351: if (where == NOWHERE) {
352: if (m->statusat == 0 && y > 0)
353: y--;
354: else if (m->statusat > 0 && y >= (u_int)m->statusat)
355: y = m->statusat - 1;
356:
357: TAILQ_FOREACH(wp, &s->curw->window->panes, entry) {
358: if ((wp->xoff + wp->sx == x &&
359: wp->yoff <= 1 + y &&
360: wp->yoff + wp->sy >= y) ||
361: (wp->yoff + wp->sy == y &&
362: wp->xoff <= 1 + x &&
363: wp->xoff + wp->sx >= x))
364: break;
365: }
366: if (wp != NULL)
367: where = BORDER;
368: else {
369: wp = window_get_active_at(s->curw->window, x, y);
370: if (wp != NULL)
371: where = PANE;
372: }
373: if (where == NOWHERE)
374: return (KEYC_NONE);
375: m->wp = wp->id;
376: m->w = wp->window->id;
377: } else
378: m->wp = -1;
379:
380: /* Stop dragging if needed. */
381: if (type != DRAG && c->tty.mouse_drag_flag) {
382: if (c->tty.mouse_drag_release != NULL)
383: c->tty.mouse_drag_release(c, m);
384:
385: c->tty.mouse_drag_update = NULL;
386: c->tty.mouse_drag_release = NULL;
387:
388: c->tty.mouse_drag_flag = 0;
1.133 nicm 389: return (KEYC_MOUSE); /* not a key, but still may want to pass */
1.131 nicm 390: }
391:
392: /* Convert to a key binding. */
393: key = KEYC_NONE;
394: switch (type) {
395: case NOTYPE:
396: break;
397: case DRAG:
398: if (c->tty.mouse_drag_update != NULL)
399: c->tty.mouse_drag_update(c, m);
400: else {
401: switch (MOUSE_BUTTONS(b)) {
402: case 0:
403: if (where == PANE)
404: key = KEYC_MOUSEDRAG1_PANE;
405: if (where == STATUS)
406: key = KEYC_MOUSEDRAG1_STATUS;
407: if (where == BORDER)
408: key = KEYC_MOUSEDRAG1_BORDER;
409: break;
410: case 1:
411: if (where == PANE)
412: key = KEYC_MOUSEDRAG2_PANE;
413: if (where == STATUS)
414: key = KEYC_MOUSEDRAG2_STATUS;
415: if (where == BORDER)
416: key = KEYC_MOUSEDRAG2_BORDER;
417: break;
418: case 2:
419: if (where == PANE)
420: key = KEYC_MOUSEDRAG3_PANE;
421: if (where == STATUS)
422: key = KEYC_MOUSEDRAG3_STATUS;
423: if (where == BORDER)
424: key = KEYC_MOUSEDRAG3_BORDER;
425: break;
426: }
427: }
1.66 nicm 428:
1.131 nicm 429: c->tty.mouse_drag_flag = 1;
430: break;
431: case WHEEL:
432: if (MOUSE_BUTTONS(b) == MOUSE_WHEEL_UP) {
433: if (where == PANE)
434: key = KEYC_WHEELUP_PANE;
435: if (where == STATUS)
436: key = KEYC_WHEELUP_STATUS;
437: if (where == BORDER)
438: key = KEYC_WHEELUP_BORDER;
439: } else {
440: if (where == PANE)
441: key = KEYC_WHEELDOWN_PANE;
442: if (where == STATUS)
443: key = KEYC_WHEELDOWN_STATUS;
444: if (where == BORDER)
445: key = KEYC_WHEELDOWN_BORDER;
446: }
447: break;
448: case UP:
449: switch (MOUSE_BUTTONS(b)) {
450: case 0:
451: if (where == PANE)
452: key = KEYC_MOUSEUP1_PANE;
453: if (where == STATUS)
454: key = KEYC_MOUSEUP1_STATUS;
455: if (where == BORDER)
456: key = KEYC_MOUSEUP1_BORDER;
457: break;
458: case 1:
459: if (where == PANE)
460: key = KEYC_MOUSEUP2_PANE;
461: if (where == STATUS)
462: key = KEYC_MOUSEUP2_STATUS;
463: if (where == BORDER)
464: key = KEYC_MOUSEUP2_BORDER;
465: break;
466: case 2:
467: if (where == PANE)
468: key = KEYC_MOUSEUP3_PANE;
469: if (where == STATUS)
470: key = KEYC_MOUSEUP3_STATUS;
471: if (where == BORDER)
472: key = KEYC_MOUSEUP3_BORDER;
473: break;
474: }
475: break;
476: case DOWN:
477: switch (MOUSE_BUTTONS(b)) {
478: case 0:
479: if (where == PANE)
480: key = KEYC_MOUSEDOWN1_PANE;
481: if (where == STATUS)
482: key = KEYC_MOUSEDOWN1_STATUS;
483: if (where == BORDER)
484: key = KEYC_MOUSEDOWN1_BORDER;
485: break;
486: case 1:
487: if (where == PANE)
488: key = KEYC_MOUSEDOWN2_PANE;
489: if (where == STATUS)
490: key = KEYC_MOUSEDOWN2_STATUS;
491: if (where == BORDER)
492: key = KEYC_MOUSEDOWN2_BORDER;
493: break;
494: case 2:
495: if (where == PANE)
496: key = KEYC_MOUSEDOWN3_PANE;
497: if (where == STATUS)
498: key = KEYC_MOUSEDOWN3_STATUS;
499: if (where == BORDER)
500: key = KEYC_MOUSEDOWN3_BORDER;
501: break;
1.66 nicm 502: }
1.131 nicm 503: break;
1.66 nicm 504: }
1.131 nicm 505: if (key == KEYC_NONE)
506: return (KEYC_NONE);
1.66 nicm 507:
1.131 nicm 508: /* Apply modifiers if any. */
509: if (b & MOUSE_MASK_META)
510: key |= KEYC_ESCAPE;
511: if (b & MOUSE_MASK_CTRL)
512: key |= KEYC_CTRL;
513: if (b & MOUSE_MASK_SHIFT)
514: key |= KEYC_SHIFT;
1.66 nicm 515:
1.131 nicm 516: return (key);
1.66 nicm 517: }
518:
1.82 nicm 519: /* Is this fast enough to probably be a paste? */
520: int
521: server_client_assume_paste(struct session *s)
522: {
523: struct timeval tv;
1.84 nicm 524: int t;
1.82 nicm 525:
526: if ((t = options_get_number(&s->options, "assume-paste-time")) == 0)
1.83 nicm 527: return (0);
1.82 nicm 528:
529: timersub(&s->activity_time, &s->last_activity_time, &tv);
530: if (tv.tv_sec == 0 && tv.tv_usec < t * 1000)
1.83 nicm 531: return (1);
532: return (0);
1.82 nicm 533: }
534:
1.18 nicm 535: /* Handle data key input from client. */
536: void
1.74 nicm 537: server_client_handle_key(struct client *c, int key)
1.18 nicm 538: {
1.131 nicm 539: struct mouse_event *m = &c->tty.mouse;
1.132 nicm 540: struct session *s = c->session;
1.18 nicm 541: struct window *w;
542: struct window_pane *wp;
543: struct timeval tv;
1.156 nicm 544: struct key_table *table;
1.132 nicm 545: struct key_binding bd_find, *bd;
546: int xtimeout;
1.18 nicm 547:
548: /* Check the client is good to accept input. */
1.132 nicm 549: if (s == NULL || (c->flags & (CLIENT_DEAD|CLIENT_SUSPENDED)) != 0)
1.18 nicm 550: return;
1.132 nicm 551: w = s->curw->window;
1.131 nicm 552: wp = w->active;
1.18 nicm 553:
554: /* Update the activity timer. */
555: if (gettimeofday(&c->activity_time, NULL) != 0)
556: fatal("gettimeofday failed");
1.149 nicm 557: session_update_activity(s, &c->activity_time);
1.18 nicm 558:
1.132 nicm 559: /* Number keys jump to pane in identify mode. */
1.25 nicm 560: if (c->flags & CLIENT_IDENTIFY && key >= '0' && key <= '9') {
1.30 nicm 561: if (c->flags & CLIENT_READONLY)
562: return;
1.95 nicm 563: window_unzoom(w);
1.18 nicm 564: wp = window_pane_at_index(w, key - '0');
565: if (wp != NULL && window_pane_visible(wp))
566: window_set_active_pane(w, wp);
567: server_clear_identify(c);
568: return;
569: }
570:
571: /* Handle status line. */
1.30 nicm 572: if (!(c->flags & CLIENT_READONLY)) {
573: status_message_clear(c);
574: server_clear_identify(c);
575: }
1.18 nicm 576: if (c->prompt_string != NULL) {
1.30 nicm 577: if (!(c->flags & CLIENT_READONLY))
578: status_prompt_key(c, key);
1.18 nicm 579: return;
580: }
581:
582: /* Check for mouse keys. */
583: if (key == KEYC_MOUSE) {
1.30 nicm 584: if (c->flags & CLIENT_READONLY)
585: return;
1.131 nicm 586: key = server_client_check_mouse(c);
587: if (key == KEYC_NONE)
588: return;
589:
590: m->valid = 1;
591: m->key = key;
592:
593: if (!options_get_number(&s->options, "mouse")) {
594: window_pane_key(wp, c, s, key, m);
595: return;
596: }
597: } else
598: m->valid = 0;
1.18 nicm 599:
1.132 nicm 600: /* Treat everything as a regular key when pasting is detected. */
1.159 ! nicm 601: if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s)) {
1.132 nicm 602: if (!(c->flags & CLIENT_READONLY))
603: window_pane_key(wp, c, s, key, m);
604: return;
605: }
1.18 nicm 606:
1.132 nicm 607: retry:
608: /* Try to see if there is a key binding in the current table. */
609: bd_find.key = key;
1.156 nicm 610: bd = RB_FIND(key_bindings, &c->keytable->key_bindings, &bd_find);
1.132 nicm 611: if (bd != NULL) {
612: /*
613: * Key was matched in this table. If currently repeating but a
614: * non-repeating binding was found, stop repeating and try
615: * again in the root table.
616: */
617: if ((c->flags & CLIENT_REPEAT) && !bd->can_repeat) {
618: server_client_key_table(c, "root");
619: c->flags &= ~CLIENT_REPEAT;
1.85 nicm 620: server_status_client(c);
1.132 nicm 621: goto retry;
1.18 nicm 622: }
1.82 nicm 623:
1.132 nicm 624: /*
625: * Take a reference to this table to make sure the key binding
626: * doesn't disappear.
627: */
1.156 nicm 628: table = c->keytable;
1.132 nicm 629: table->references++;
630:
631: /*
632: * If this is a repeating key, start the timer. Otherwise reset
633: * the client back to the root table.
634: */
635: xtimeout = options_get_number(&s->options, "repeat-time");
636: if (xtimeout != 0 && bd->can_repeat) {
637: c->flags |= CLIENT_REPEAT;
638:
639: tv.tv_sec = xtimeout / 1000;
640: tv.tv_usec = (xtimeout % 1000) * 1000L;
641: evtimer_del(&c->repeat_timer);
642: evtimer_add(&c->repeat_timer, &tv);
643: } else {
1.18 nicm 644: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 645: server_client_key_table(c, "root");
1.18 nicm 646: }
1.132 nicm 647: server_status_client(c);
648:
649: /* Dispatch the key binding. */
650: key_bindings_dispatch(bd, c, m);
651: key_bindings_unref_table(table);
1.18 nicm 652: return;
653: }
654:
1.132 nicm 655: /*
656: * No match in this table. If repeating, switch the client back to the
657: * root table and try again.
658: */
659: if (c->flags & CLIENT_REPEAT) {
660: server_client_key_table(c, "root");
1.18 nicm 661: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 662: server_status_client(c);
663: goto retry;
1.18 nicm 664: }
665:
1.132 nicm 666: /* If no match and we're not in the root table, that's it. */
667: if (strcmp(c->keytable->name, "root") != 0) {
668: server_client_key_table(c, "root");
669: server_status_client(c);
670: return;
1.18 nicm 671: }
672:
1.132 nicm 673: /*
674: * No match, but in the root table. Prefix switches to the prefix table
675: * and everything else is passed through.
676: */
677: if (key == options_get_number(&s->options, "prefix") ||
678: key == options_get_number(&s->options, "prefix2")) {
679: server_client_key_table(c, "prefix");
680: server_status_client(c);
681: } else if (!(c->flags & CLIENT_READONLY))
682: window_pane_key(wp, c, s, key, m);
1.18 nicm 683: }
684:
1.2 nicm 685: /* Client functions that need to happen every loop. */
686: void
687: server_client_loop(void)
688: {
689: struct client *c;
690: struct window *w;
691: struct window_pane *wp;
692:
1.135 nicm 693: TAILQ_FOREACH(c, &clients, entry) {
1.36 nicm 694: server_client_check_exit(c);
695: if (c->session != NULL) {
696: server_client_check_redraw(c);
697: server_client_reset_state(c);
698: }
1.2 nicm 699: }
700:
701: /*
702: * Any windows will have been redrawn as part of clients, so clear
1.92 nicm 703: * their flags now. Also check pane focus and resize.
1.2 nicm 704: */
1.134 nicm 705: RB_FOREACH(w, windows, &windows) {
1.2 nicm 706: w->flags &= ~WINDOW_REDRAW;
1.91 nicm 707: TAILQ_FOREACH(wp, &w->panes, entry) {
1.101 nicm 708: if (wp->fd != -1) {
709: server_client_check_focus(wp);
710: server_client_check_resize(wp);
711: }
1.2 nicm 712: wp->flags &= ~PANE_REDRAW;
1.91 nicm 713: }
1.150 nicm 714: check_window_name(w);
1.2 nicm 715: }
1.92 nicm 716: }
717:
718: /* Check if pane should be resized. */
719: void
720: server_client_check_resize(struct window_pane *wp)
721: {
722: struct winsize ws;
723:
1.101 nicm 724: if (!(wp->flags & PANE_RESIZE))
1.92 nicm 725: return;
726:
727: memset(&ws, 0, sizeof ws);
728: ws.ws_col = wp->sx;
729: ws.ws_row = wp->sy;
730:
1.100 nicm 731: if (ioctl(wp->fd, TIOCSWINSZ, &ws) == -1)
1.92 nicm 732: fatal("ioctl failed");
733:
734: wp->flags &= ~PANE_RESIZE;
1.91 nicm 735: }
736:
737: /* Check whether pane should be focused. */
738: void
739: server_client_check_focus(struct window_pane *wp)
740: {
1.93 nicm 741: struct client *c;
1.102 nicm 742: int push;
1.103 nicm 743:
744: /* Are focus events off? */
745: if (!options_get_number(&global_options, "focus-events"))
746: return;
1.102 nicm 747:
748: /* Do we need to push the focus state? */
749: push = wp->flags & PANE_FOCUSPUSH;
750: wp->flags &= ~PANE_FOCUSPUSH;
1.91 nicm 751:
752: /* If we don't care about focus, forget it. */
753: if (!(wp->base.mode & MODE_FOCUSON))
754: return;
755:
756: /* If we're not the active pane in our window, we're not focused. */
757: if (wp->window->active != wp)
758: goto not_focused;
759:
760: /* If we're in a mode, we're not focused. */
761: if (wp->screen != &wp->base)
762: goto not_focused;
763:
764: /*
1.93 nicm 765: * If our window is the current window in any focused clients with an
766: * attached session, we're focused.
1.91 nicm 767: */
1.135 nicm 768: TAILQ_FOREACH(c, &clients, entry) {
769: if (c->session == NULL || !(c->flags & CLIENT_FOCUSED))
1.91 nicm 770: continue;
1.93 nicm 771: if (c->session->flags & SESSION_UNATTACHED)
772: continue;
773:
774: if (c->session->curw->window == wp->window)
1.91 nicm 775: goto focused;
776: }
777:
778: not_focused:
1.102 nicm 779: if (push || (wp->flags & PANE_FOCUSED))
1.91 nicm 780: bufferevent_write(wp->event, "\033[O", 3);
781: wp->flags &= ~PANE_FOCUSED;
782: return;
783:
784: focused:
1.102 nicm 785: if (push || !(wp->flags & PANE_FOCUSED))
1.91 nicm 786: bufferevent_write(wp->event, "\033[I", 3);
787: wp->flags |= PANE_FOCUSED;
1.2 nicm 788: }
789:
1.18 nicm 790: /*
791: * Update cursor position and mode settings. The scroll region and attributes
792: * are cleared when idle (waiting for an event) as this is the most likely time
793: * a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
794: * compromise between excessive resets and likelihood of an interrupt.
795: *
796: * tty_region/tty_reset/tty_update_mode already take care of not resetting
797: * things that are already in their default state.
798: */
1.1 nicm 799: void
1.18 nicm 800: server_client_reset_state(struct client *c)
1.1 nicm 801: {
1.18 nicm 802: struct window *w = c->session->curw->window;
803: struct window_pane *wp = w->active;
804: struct screen *s = wp->screen;
805: struct options *oo = &c->session->options;
1.66 nicm 806: int status, mode, o;
1.60 nicm 807:
808: if (c->flags & CLIENT_SUSPENDED)
809: return;
1.1 nicm 810:
1.86 nicm 811: if (c->flags & CLIENT_CONTROL)
812: return;
813:
1.1 nicm 814: tty_region(&c->tty, 0, c->tty.sy - 1);
815:
816: status = options_get_number(oo, "status");
817: if (!window_pane_visible(wp) || wp->yoff + s->cy >= c->tty.sy - status)
818: tty_cursor(&c->tty, 0, 0);
1.66 nicm 819: else {
1.126 nicm 820: o = status && options_get_number(oo, "status-position") == 0;
1.66 nicm 821: tty_cursor(&c->tty, wp->xoff + s->cx, o + wp->yoff + s->cy);
822: }
1.1 nicm 823:
1.50 nicm 824: /*
1.131 nicm 825: * Set mouse mode if requested. To support dragging, always use button
826: * mode.
1.57 nicm 827: */
828: mode = s->mode;
1.131 nicm 829: if (options_get_number(oo, "mouse"))
830: mode = (mode & ~ALL_MOUSE_MODES) | MODE_MOUSE_BUTTON;
1.48 nicm 831:
832: /*
833: * Set UTF-8 mouse input if required. If the terminal is UTF-8, the
834: * user has set mouse-utf8 and any mouse mode is in effect, turn on
835: * UTF-8 mouse input. If the receiving terminal hasn't requested it
836: * (that is, it isn't in s->mode), then it'll be converted in
837: * input_mouse.
838: */
839: if ((c->tty.flags & TTY_UTF8) &&
840: (mode & ALL_MOUSE_MODES) && options_get_number(oo, "mouse-utf8"))
841: mode |= MODE_MOUSE_UTF8;
842: else
843: mode &= ~MODE_MOUSE_UTF8;
844:
845: /* Set the terminal mode and reset attributes. */
1.59 nicm 846: tty_update_mode(&c->tty, mode, s);
1.1 nicm 847: tty_reset(&c->tty);
1.17 nicm 848: }
849:
850: /* Repeat time callback. */
851: void
852: server_client_repeat_timer(unused int fd, unused short events, void *data)
853: {
854: struct client *c = data;
855:
1.85 nicm 856: if (c->flags & CLIENT_REPEAT) {
1.132 nicm 857: server_client_key_table(c, "root");
858: c->flags &= ~CLIENT_REPEAT;
859: server_status_client(c);
1.85 nicm 860: }
1.1 nicm 861: }
862:
1.36 nicm 863: /* Check if client should be exited. */
864: void
865: server_client_check_exit(struct client *c)
866: {
867: if (!(c->flags & CLIENT_EXIT))
868: return;
869:
1.73 nicm 870: if (EVBUFFER_LENGTH(c->stdin_data) != 0)
871: return;
872: if (EVBUFFER_LENGTH(c->stdout_data) != 0)
1.36 nicm 873: return;
1.73 nicm 874: if (EVBUFFER_LENGTH(c->stderr_data) != 0)
1.36 nicm 875: return;
876:
1.107 nicm 877: server_write_client(c, MSG_EXIT, &c->retval, sizeof c->retval);
1.36 nicm 878: c->flags &= ~CLIENT_EXIT;
1.38 nicm 879: }
880:
1.1 nicm 881: /* Check for client redraws. */
882: void
883: server_client_check_redraw(struct client *c)
884: {
885: struct session *s = c->session;
1.137 nicm 886: struct tty *tty = &c->tty;
1.1 nicm 887: struct window_pane *wp;
888: int flags, redraw;
889:
1.86 nicm 890: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.79 nicm 891: return;
892:
1.1 nicm 893: if (c->flags & (CLIENT_REDRAW|CLIENT_STATUS)) {
894: if (options_get_number(&s->options, "set-titles"))
895: server_client_set_title(c);
1.12 nicm 896:
1.1 nicm 897: if (c->message_string != NULL)
898: redraw = status_message_redraw(c);
899: else if (c->prompt_string != NULL)
900: redraw = status_prompt_redraw(c);
901: else
902: redraw = status_redraw(c);
903: if (!redraw)
904: c->flags &= ~CLIENT_STATUS;
905: }
906:
1.137 nicm 907: flags = tty->flags & (TTY_FREEZE|TTY_NOCURSOR);
908: tty->flags = (tty->flags & ~TTY_FREEZE) | TTY_NOCURSOR;
909:
1.1 nicm 910: if (c->flags & CLIENT_REDRAW) {
1.137 nicm 911: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 912: screen_redraw_screen(c, 1, 1, 1);
1.27 nicm 913: c->flags &= ~(CLIENT_STATUS|CLIENT_BORDERS);
1.38 nicm 914: } else if (c->flags & CLIENT_REDRAWWINDOW) {
1.137 nicm 915: tty_update_mode(tty, tty->mode, NULL);
1.38 nicm 916: TAILQ_FOREACH(wp, &c->session->curw->window->panes, entry)
917: screen_redraw_pane(c, wp);
918: c->flags &= ~CLIENT_REDRAWWINDOW;
1.1 nicm 919: } else {
920: TAILQ_FOREACH(wp, &c->session->curw->window->panes, entry) {
1.137 nicm 921: if (wp->flags & PANE_REDRAW) {
922: tty_update_mode(tty, tty->mode, NULL);
1.1 nicm 923: screen_redraw_pane(c, wp);
1.137 nicm 924: }
1.1 nicm 925: }
926: }
927:
1.137 nicm 928: if (c->flags & CLIENT_BORDERS) {
929: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 930: screen_redraw_screen(c, 0, 0, 1);
1.137 nicm 931: }
1.27 nicm 932:
1.137 nicm 933: if (c->flags & CLIENT_STATUS) {
934: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 935: screen_redraw_screen(c, 0, 1, 0);
1.137 nicm 936: }
1.1 nicm 937:
1.137 nicm 938: tty->flags = (tty->flags & ~(TTY_FREEZE|TTY_NOCURSOR)) | flags;
939: tty_update_mode(tty, tty->mode, NULL);
1.1 nicm 940:
1.153 nicm 941: c->flags &= ~(CLIENT_REDRAW|CLIENT_BORDERS|CLIENT_STATUS|
942: CLIENT_STATUSFORCE);
1.1 nicm 943: }
944:
945: /* Set client title. */
946: void
947: server_client_set_title(struct client *c)
948: {
1.128 nicm 949: struct session *s = c->session;
950: const char *template;
951: char *title;
952: struct format_tree *ft;
1.1 nicm 953:
954: template = options_get_string(&s->options, "set-titles-string");
1.25 nicm 955:
1.128 nicm 956: ft = format_create();
957: format_defaults(ft, c, NULL, NULL, NULL);
958:
959: title = format_expand_time(ft, template, time(NULL));
1.1 nicm 960: if (c->title == NULL || strcmp(title, c->title) != 0) {
1.77 nicm 961: free(c->title);
1.1 nicm 962: c->title = xstrdup(title);
963: tty_set_title(&c->tty, c->title);
964: }
1.77 nicm 965: free(title);
1.128 nicm 966:
967: format_free(ft);
1.1 nicm 968: }
969:
970: /* Dispatch message from client. */
971: int
972: server_client_msg_dispatch(struct client *c)
973: {
974: struct imsg imsg;
1.73 nicm 975: struct msg_stdin_data stdindata;
1.108 nicm 976: const char *data;
1.1 nicm 977: ssize_t n, datalen;
1.149 nicm 978: struct session *s;
1.1 nicm 979:
1.8 deraadt 980: if ((n = imsg_read(&c->ibuf)) == -1 || n == 0)
981: return (-1);
1.1 nicm 982:
983: for (;;) {
984: if ((n = imsg_get(&c->ibuf, &imsg)) == -1)
985: return (-1);
986: if (n == 0)
987: return (0);
1.108 nicm 988:
989: data = imsg.data;
1.1 nicm 990: datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
991:
992: if (imsg.hdr.peerid != PROTOCOL_VERSION) {
993: server_write_client(c, MSG_VERSION, NULL, 0);
994: c->flags |= CLIENT_BAD;
1.112 nicm 995: if (imsg.fd != -1)
996: close(imsg.fd);
1.1 nicm 997: imsg_free(&imsg);
998: continue;
999: }
1000:
1.157 nicm 1001: log_debug("got %u from client %p", imsg.hdr.type, c);
1.1 nicm 1002: switch (imsg.hdr.type) {
1.109 nicm 1003: case MSG_IDENTIFY_FLAGS:
1004: case MSG_IDENTIFY_TERM:
1005: case MSG_IDENTIFY_TTYNAME:
1006: case MSG_IDENTIFY_CWD:
1007: case MSG_IDENTIFY_STDIN:
1008: case MSG_IDENTIFY_ENVIRON:
1.143 nicm 1009: case MSG_IDENTIFY_CLIENTPID:
1.109 nicm 1010: case MSG_IDENTIFY_DONE:
1011: server_client_msg_identify(c, &imsg);
1.1 nicm 1012: break;
1.108 nicm 1013: case MSG_COMMAND:
1014: server_client_msg_command(c, &imsg);
1015: break;
1.73 nicm 1016: case MSG_STDIN:
1017: if (datalen != sizeof stdindata)
1018: fatalx("bad MSG_STDIN size");
1.108 nicm 1019: memcpy(&stdindata, data, sizeof stdindata);
1.36 nicm 1020:
1.73 nicm 1021: if (c->stdin_callback == NULL)
1022: break;
1023: if (stdindata.size <= 0)
1024: c->stdin_closed = 1;
1025: else {
1026: evbuffer_add(c->stdin_data, stdindata.data,
1027: stdindata.size);
1028: }
1029: c->stdin_callback(c, c->stdin_closed,
1030: c->stdin_callback_data);
1.33 nicm 1031: break;
1.1 nicm 1032: case MSG_RESIZE:
1033: if (datalen != 0)
1034: fatalx("bad MSG_RESIZE size");
1035:
1.86 nicm 1036: if (c->flags & CLIENT_CONTROL)
1037: break;
1.32 nicm 1038: if (tty_resize(&c->tty)) {
1039: recalculate_sizes();
1040: server_redraw_client(c);
1041: }
1.1 nicm 1042: break;
1043: case MSG_EXITING:
1044: if (datalen != 0)
1045: fatalx("bad MSG_EXITING size");
1046:
1047: c->session = NULL;
1048: tty_close(&c->tty);
1049: server_write_client(c, MSG_EXITED, NULL, 0);
1050: break;
1051: case MSG_WAKEUP:
1052: case MSG_UNLOCK:
1053: if (datalen != 0)
1054: fatalx("bad MSG_WAKEUP size");
1055:
1056: if (!(c->flags & CLIENT_SUSPENDED))
1057: break;
1058: c->flags &= ~CLIENT_SUSPENDED;
1.121 nicm 1059:
1060: if (c->tty.fd == -1) /* exited in the meantime */
1061: break;
1.149 nicm 1062: s = c->session;
1.10 nicm 1063:
1.11 nicm 1064: if (gettimeofday(&c->activity_time, NULL) != 0)
1.152 nicm 1065: fatal("gettimeofday failed");
1.149 nicm 1066: if (s != NULL)
1067: session_update_activity(s, &c->activity_time);
1.10 nicm 1068:
1.1 nicm 1069: tty_start_tty(&c->tty);
1070: server_redraw_client(c);
1071: recalculate_sizes();
1072: break;
1073: case MSG_SHELL:
1074: if (datalen != 0)
1075: fatalx("bad MSG_SHELL size");
1076:
1077: server_client_msg_shell(c);
1078: break;
1079: }
1080:
1081: imsg_free(&imsg);
1082: }
1083: }
1084:
1085: /* Handle command message. */
1086: void
1.108 nicm 1087: server_client_msg_command(struct client *c, struct imsg *imsg)
1.1 nicm 1088: {
1.108 nicm 1089: struct msg_command_data data;
1090: char *buf;
1091: size_t len;
1092: struct cmd_list *cmdlist = NULL;
1093: int argc;
1094: char **argv, *cause;
1095:
1096: if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
1097: fatalx("bad MSG_COMMAND size");
1098: memcpy(&data, imsg->data, sizeof data);
1099:
1.124 nicm 1100: buf = (char *)imsg->data + sizeof data;
1.108 nicm 1101: len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
1102: if (len > 0 && buf[len - 1] != '\0')
1103: fatalx("bad MSG_COMMAND string");
1104:
1105: argc = data.argc;
1106: if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
1.94 nicm 1107: cmdq_error(c->cmdq, "command too long");
1.1 nicm 1108: goto error;
1109: }
1110:
1111: if (argc == 0) {
1112: argc = 1;
1113: argv = xcalloc(1, sizeof *argv);
1114: *argv = xstrdup("new-session");
1115: }
1116:
1.94 nicm 1117: if ((cmdlist = cmd_list_parse(argc, argv, NULL, 0, &cause)) == NULL) {
1118: cmdq_error(c->cmdq, "%s", cause);
1.1 nicm 1119: cmd_free_argv(argc, argv);
1120: goto error;
1121: }
1122: cmd_free_argv(argc, argv);
1123:
1.113 nicm 1124: if (c != cfg_client || cfg_finished)
1.131 nicm 1125: cmdq_run(c->cmdq, cmdlist, NULL);
1.113 nicm 1126: else
1.131 nicm 1127: cmdq_append(c->cmdq, cmdlist, NULL);
1.1 nicm 1128: cmd_list_free(cmdlist);
1129: return;
1130:
1131: error:
1132: if (cmdlist != NULL)
1133: cmd_list_free(cmdlist);
1.88 nicm 1134:
1.36 nicm 1135: c->flags |= CLIENT_EXIT;
1.1 nicm 1136: }
1137:
1138: /* Handle identify message. */
1139: void
1.109 nicm 1140: server_client_msg_identify(struct client *c, struct imsg *imsg)
1.1 nicm 1141: {
1.109 nicm 1142: const char *data;
1143: size_t datalen;
1144: int flags;
1145:
1146: if (c->flags & CLIENT_IDENTIFIED)
1147: fatalx("out-of-order identify message");
1148:
1149: data = imsg->data;
1150: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1151:
1152: switch (imsg->hdr.type) {
1153: case MSG_IDENTIFY_FLAGS:
1154: if (datalen != sizeof flags)
1155: fatalx("bad MSG_IDENTIFY_FLAGS size");
1156: memcpy(&flags, data, sizeof flags);
1157: c->flags |= flags;
1.158 nicm 1158: log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
1.109 nicm 1159: break;
1160: case MSG_IDENTIFY_TERM:
1.110 nicm 1161: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1162: fatalx("bad MSG_IDENTIFY_TERM string");
1163: c->term = xstrdup(data);
1.158 nicm 1164: log_debug("client %p IDENTIFY_TERM %s", c, data);
1.109 nicm 1165: break;
1166: case MSG_IDENTIFY_TTYNAME:
1.110 nicm 1167: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1168: fatalx("bad MSG_IDENTIFY_TTYNAME string");
1169: c->ttyname = xstrdup(data);
1.158 nicm 1170: log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
1.109 nicm 1171: break;
1172: case MSG_IDENTIFY_CWD:
1.155 nicm 1173: if (datalen == 0 || data[datalen - 1] != '\0')
1174: fatalx("bad MSG_IDENTIFY_CWD string");
1175: if ((c->cwd = open(data, O_RDONLY)) == -1)
1176: c->cwd = open("/", O_RDONLY);
1.158 nicm 1177: log_debug("client %p IDENTIFY_CWD %s", c, data);
1.109 nicm 1178: break;
1179: case MSG_IDENTIFY_STDIN:
1180: if (datalen != 0)
1181: fatalx("bad MSG_IDENTIFY_STDIN size");
1182: c->fd = imsg->fd;
1.158 nicm 1183: log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
1.109 nicm 1184: break;
1185: case MSG_IDENTIFY_ENVIRON:
1.110 nicm 1186: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1187: fatalx("bad MSG_IDENTIFY_ENVIRON string");
1188: if (strchr(data, '=') != NULL)
1189: environ_put(&c->environ, data);
1.158 nicm 1190: log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
1.143 nicm 1191: break;
1192: case MSG_IDENTIFY_CLIENTPID:
1193: if (datalen != sizeof c->pid)
1194: fatalx("bad MSG_IDENTIFY_CLIENTPID size");
1195: memcpy(&c->pid, data, sizeof c->pid);
1.158 nicm 1196: log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
1.109 nicm 1197: break;
1198: default:
1199: break;
1200: }
1201:
1202: if (imsg->hdr.type != MSG_IDENTIFY_DONE)
1203: return;
1204: c->flags |= CLIENT_IDENTIFIED;
1.75 nicm 1205:
1.109 nicm 1206: if (c->flags & CLIENT_CONTROL) {
1.75 nicm 1207: c->stdin_callback = control_callback;
1.109 nicm 1208:
1.97 nicm 1209: evbuffer_free(c->stderr_data);
1210: c->stderr_data = c->stdout_data;
1.109 nicm 1211:
1212: if (c->flags & CLIENT_CONTROLCONTROL)
1.96 nicm 1213: evbuffer_add_printf(c->stdout_data, "\033P1000p");
1.79 nicm 1214: server_write_client(c, MSG_STDIN, NULL, 0);
1.75 nicm 1215:
1216: c->tty.fd = -1;
1217: c->tty.log_fd = -1;
1218:
1.109 nicm 1219: close(c->fd);
1220: c->fd = -1;
1221:
1.75 nicm 1222: return;
1223: }
1.1 nicm 1224:
1.109 nicm 1225: if (c->fd == -1)
1.104 nicm 1226: return;
1.145 nicm 1227: if (tty_init(&c->tty, c, c->fd, c->term) != 0) {
1.109 nicm 1228: close(c->fd);
1229: c->fd = -1;
1.80 nicm 1230: return;
1231: }
1.109 nicm 1232: if (c->flags & CLIENT_UTF8)
1.1 nicm 1233: c->tty.flags |= TTY_UTF8;
1.109 nicm 1234: if (c->flags & CLIENT_256COLOURS)
1.1 nicm 1235: c->tty.term_flags |= TERM_256COLOURS;
1236:
1237: tty_resize(&c->tty);
1238:
1.109 nicm 1239: if (!(c->flags & CLIENT_CONTROL))
1.86 nicm 1240: c->flags |= CLIENT_TERMINAL;
1.1 nicm 1241: }
1242:
1243: /* Handle shell message. */
1244: void
1245: server_client_msg_shell(struct client *c)
1246: {
1.107 nicm 1247: const char *shell;
1.25 nicm 1248:
1.1 nicm 1249: shell = options_get_string(&global_s_options, "default-shell");
1250: if (*shell == '\0' || areshell(shell))
1251: shell = _PATH_BSHELL;
1.107 nicm 1252: server_write_client(c, MSG_SHELL, shell, strlen(shell) + 1);
1.25 nicm 1253:
1.1 nicm 1254: c->flags |= CLIENT_BAD; /* it will die after exec */
1255: }