Annotation of src/usr.bin/tmux/server-client.c, Revision 1.160
1.160 ! nicm 1: /* $OpenBSD: server-client.c,v 1.159 2015/10/23 23:46:36 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;
1.160 ! nicm 372: log_debug("mouse at %u,%u is on pane %%%u", x, y,
! 373: wp->id);
1.131 nicm 374: }
375: if (where == NOWHERE)
376: return (KEYC_NONE);
377: m->wp = wp->id;
378: m->w = wp->window->id;
379: } else
380: m->wp = -1;
381:
382: /* Stop dragging if needed. */
383: if (type != DRAG && c->tty.mouse_drag_flag) {
384: if (c->tty.mouse_drag_release != NULL)
385: c->tty.mouse_drag_release(c, m);
386:
387: c->tty.mouse_drag_update = NULL;
388: c->tty.mouse_drag_release = NULL;
389:
390: c->tty.mouse_drag_flag = 0;
1.133 nicm 391: return (KEYC_MOUSE); /* not a key, but still may want to pass */
1.131 nicm 392: }
393:
394: /* Convert to a key binding. */
395: key = KEYC_NONE;
396: switch (type) {
397: case NOTYPE:
398: break;
399: case DRAG:
400: if (c->tty.mouse_drag_update != NULL)
401: c->tty.mouse_drag_update(c, m);
402: else {
403: switch (MOUSE_BUTTONS(b)) {
404: case 0:
405: if (where == PANE)
406: key = KEYC_MOUSEDRAG1_PANE;
407: if (where == STATUS)
408: key = KEYC_MOUSEDRAG1_STATUS;
409: if (where == BORDER)
410: key = KEYC_MOUSEDRAG1_BORDER;
411: break;
412: case 1:
413: if (where == PANE)
414: key = KEYC_MOUSEDRAG2_PANE;
415: if (where == STATUS)
416: key = KEYC_MOUSEDRAG2_STATUS;
417: if (where == BORDER)
418: key = KEYC_MOUSEDRAG2_BORDER;
419: break;
420: case 2:
421: if (where == PANE)
422: key = KEYC_MOUSEDRAG3_PANE;
423: if (where == STATUS)
424: key = KEYC_MOUSEDRAG3_STATUS;
425: if (where == BORDER)
426: key = KEYC_MOUSEDRAG3_BORDER;
427: break;
428: }
429: }
1.66 nicm 430:
1.131 nicm 431: c->tty.mouse_drag_flag = 1;
432: break;
433: case WHEEL:
434: if (MOUSE_BUTTONS(b) == MOUSE_WHEEL_UP) {
435: if (where == PANE)
436: key = KEYC_WHEELUP_PANE;
437: if (where == STATUS)
438: key = KEYC_WHEELUP_STATUS;
439: if (where == BORDER)
440: key = KEYC_WHEELUP_BORDER;
441: } else {
442: if (where == PANE)
443: key = KEYC_WHEELDOWN_PANE;
444: if (where == STATUS)
445: key = KEYC_WHEELDOWN_STATUS;
446: if (where == BORDER)
447: key = KEYC_WHEELDOWN_BORDER;
448: }
449: break;
450: case UP:
451: switch (MOUSE_BUTTONS(b)) {
452: case 0:
453: if (where == PANE)
454: key = KEYC_MOUSEUP1_PANE;
455: if (where == STATUS)
456: key = KEYC_MOUSEUP1_STATUS;
457: if (where == BORDER)
458: key = KEYC_MOUSEUP1_BORDER;
459: break;
460: case 1:
461: if (where == PANE)
462: key = KEYC_MOUSEUP2_PANE;
463: if (where == STATUS)
464: key = KEYC_MOUSEUP2_STATUS;
465: if (where == BORDER)
466: key = KEYC_MOUSEUP2_BORDER;
467: break;
468: case 2:
469: if (where == PANE)
470: key = KEYC_MOUSEUP3_PANE;
471: if (where == STATUS)
472: key = KEYC_MOUSEUP3_STATUS;
473: if (where == BORDER)
474: key = KEYC_MOUSEUP3_BORDER;
475: break;
476: }
477: break;
478: case DOWN:
479: switch (MOUSE_BUTTONS(b)) {
480: case 0:
481: if (where == PANE)
482: key = KEYC_MOUSEDOWN1_PANE;
483: if (where == STATUS)
484: key = KEYC_MOUSEDOWN1_STATUS;
485: if (where == BORDER)
486: key = KEYC_MOUSEDOWN1_BORDER;
487: break;
488: case 1:
489: if (where == PANE)
490: key = KEYC_MOUSEDOWN2_PANE;
491: if (where == STATUS)
492: key = KEYC_MOUSEDOWN2_STATUS;
493: if (where == BORDER)
494: key = KEYC_MOUSEDOWN2_BORDER;
495: break;
496: case 2:
497: if (where == PANE)
498: key = KEYC_MOUSEDOWN3_PANE;
499: if (where == STATUS)
500: key = KEYC_MOUSEDOWN3_STATUS;
501: if (where == BORDER)
502: key = KEYC_MOUSEDOWN3_BORDER;
503: break;
1.66 nicm 504: }
1.131 nicm 505: break;
1.66 nicm 506: }
1.131 nicm 507: if (key == KEYC_NONE)
508: return (KEYC_NONE);
1.66 nicm 509:
1.131 nicm 510: /* Apply modifiers if any. */
511: if (b & MOUSE_MASK_META)
512: key |= KEYC_ESCAPE;
513: if (b & MOUSE_MASK_CTRL)
514: key |= KEYC_CTRL;
515: if (b & MOUSE_MASK_SHIFT)
516: key |= KEYC_SHIFT;
1.66 nicm 517:
1.131 nicm 518: return (key);
1.66 nicm 519: }
520:
1.82 nicm 521: /* Is this fast enough to probably be a paste? */
522: int
523: server_client_assume_paste(struct session *s)
524: {
525: struct timeval tv;
1.84 nicm 526: int t;
1.82 nicm 527:
528: if ((t = options_get_number(&s->options, "assume-paste-time")) == 0)
1.83 nicm 529: return (0);
1.82 nicm 530:
531: timersub(&s->activity_time, &s->last_activity_time, &tv);
532: if (tv.tv_sec == 0 && tv.tv_usec < t * 1000)
1.83 nicm 533: return (1);
534: return (0);
1.82 nicm 535: }
536:
1.18 nicm 537: /* Handle data key input from client. */
538: void
1.74 nicm 539: server_client_handle_key(struct client *c, int key)
1.18 nicm 540: {
1.131 nicm 541: struct mouse_event *m = &c->tty.mouse;
1.132 nicm 542: struct session *s = c->session;
1.18 nicm 543: struct window *w;
544: struct window_pane *wp;
545: struct timeval tv;
1.156 nicm 546: struct key_table *table;
1.132 nicm 547: struct key_binding bd_find, *bd;
548: int xtimeout;
1.18 nicm 549:
550: /* Check the client is good to accept input. */
1.132 nicm 551: if (s == NULL || (c->flags & (CLIENT_DEAD|CLIENT_SUSPENDED)) != 0)
1.18 nicm 552: return;
1.132 nicm 553: w = s->curw->window;
1.131 nicm 554: wp = w->active;
1.18 nicm 555:
556: /* Update the activity timer. */
557: if (gettimeofday(&c->activity_time, NULL) != 0)
558: fatal("gettimeofday failed");
1.149 nicm 559: session_update_activity(s, &c->activity_time);
1.18 nicm 560:
1.132 nicm 561: /* Number keys jump to pane in identify mode. */
1.25 nicm 562: if (c->flags & CLIENT_IDENTIFY && key >= '0' && key <= '9') {
1.30 nicm 563: if (c->flags & CLIENT_READONLY)
564: return;
1.95 nicm 565: window_unzoom(w);
1.18 nicm 566: wp = window_pane_at_index(w, key - '0');
567: if (wp != NULL && window_pane_visible(wp))
568: window_set_active_pane(w, wp);
569: server_clear_identify(c);
570: return;
571: }
572:
573: /* Handle status line. */
1.30 nicm 574: if (!(c->flags & CLIENT_READONLY)) {
575: status_message_clear(c);
576: server_clear_identify(c);
577: }
1.18 nicm 578: if (c->prompt_string != NULL) {
1.30 nicm 579: if (!(c->flags & CLIENT_READONLY))
580: status_prompt_key(c, key);
1.18 nicm 581: return;
582: }
583:
584: /* Check for mouse keys. */
585: if (key == KEYC_MOUSE) {
1.30 nicm 586: if (c->flags & CLIENT_READONLY)
587: return;
1.131 nicm 588: key = server_client_check_mouse(c);
589: if (key == KEYC_NONE)
590: return;
591:
592: m->valid = 1;
593: m->key = key;
594:
595: if (!options_get_number(&s->options, "mouse")) {
596: window_pane_key(wp, c, s, key, m);
597: return;
598: }
599: } else
600: m->valid = 0;
1.18 nicm 601:
1.132 nicm 602: /* Treat everything as a regular key when pasting is detected. */
1.159 nicm 603: if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s)) {
1.132 nicm 604: if (!(c->flags & CLIENT_READONLY))
605: window_pane_key(wp, c, s, key, m);
606: return;
607: }
1.18 nicm 608:
1.132 nicm 609: retry:
610: /* Try to see if there is a key binding in the current table. */
611: bd_find.key = key;
1.156 nicm 612: bd = RB_FIND(key_bindings, &c->keytable->key_bindings, &bd_find);
1.132 nicm 613: if (bd != NULL) {
614: /*
615: * Key was matched in this table. If currently repeating but a
616: * non-repeating binding was found, stop repeating and try
617: * again in the root table.
618: */
619: if ((c->flags & CLIENT_REPEAT) && !bd->can_repeat) {
620: server_client_key_table(c, "root");
621: c->flags &= ~CLIENT_REPEAT;
1.85 nicm 622: server_status_client(c);
1.132 nicm 623: goto retry;
1.18 nicm 624: }
1.82 nicm 625:
1.132 nicm 626: /*
627: * Take a reference to this table to make sure the key binding
628: * doesn't disappear.
629: */
1.156 nicm 630: table = c->keytable;
1.132 nicm 631: table->references++;
632:
633: /*
634: * If this is a repeating key, start the timer. Otherwise reset
635: * the client back to the root table.
636: */
637: xtimeout = options_get_number(&s->options, "repeat-time");
638: if (xtimeout != 0 && bd->can_repeat) {
639: c->flags |= CLIENT_REPEAT;
640:
641: tv.tv_sec = xtimeout / 1000;
642: tv.tv_usec = (xtimeout % 1000) * 1000L;
643: evtimer_del(&c->repeat_timer);
644: evtimer_add(&c->repeat_timer, &tv);
645: } else {
1.18 nicm 646: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 647: server_client_key_table(c, "root");
1.18 nicm 648: }
1.132 nicm 649: server_status_client(c);
650:
651: /* Dispatch the key binding. */
652: key_bindings_dispatch(bd, c, m);
653: key_bindings_unref_table(table);
1.18 nicm 654: return;
655: }
656:
1.132 nicm 657: /*
658: * No match in this table. If repeating, switch the client back to the
659: * root table and try again.
660: */
661: if (c->flags & CLIENT_REPEAT) {
662: server_client_key_table(c, "root");
1.18 nicm 663: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 664: server_status_client(c);
665: goto retry;
1.18 nicm 666: }
667:
1.132 nicm 668: /* If no match and we're not in the root table, that's it. */
669: if (strcmp(c->keytable->name, "root") != 0) {
670: server_client_key_table(c, "root");
671: server_status_client(c);
672: return;
1.18 nicm 673: }
674:
1.132 nicm 675: /*
676: * No match, but in the root table. Prefix switches to the prefix table
677: * and everything else is passed through.
678: */
679: if (key == options_get_number(&s->options, "prefix") ||
680: key == options_get_number(&s->options, "prefix2")) {
681: server_client_key_table(c, "prefix");
682: server_status_client(c);
683: } else if (!(c->flags & CLIENT_READONLY))
684: window_pane_key(wp, c, s, key, m);
1.18 nicm 685: }
686:
1.2 nicm 687: /* Client functions that need to happen every loop. */
688: void
689: server_client_loop(void)
690: {
691: struct client *c;
692: struct window *w;
693: struct window_pane *wp;
694:
1.135 nicm 695: TAILQ_FOREACH(c, &clients, entry) {
1.36 nicm 696: server_client_check_exit(c);
697: if (c->session != NULL) {
698: server_client_check_redraw(c);
699: server_client_reset_state(c);
700: }
1.2 nicm 701: }
702:
703: /*
704: * Any windows will have been redrawn as part of clients, so clear
1.92 nicm 705: * their flags now. Also check pane focus and resize.
1.2 nicm 706: */
1.134 nicm 707: RB_FOREACH(w, windows, &windows) {
1.2 nicm 708: w->flags &= ~WINDOW_REDRAW;
1.91 nicm 709: TAILQ_FOREACH(wp, &w->panes, entry) {
1.101 nicm 710: if (wp->fd != -1) {
711: server_client_check_focus(wp);
712: server_client_check_resize(wp);
713: }
1.2 nicm 714: wp->flags &= ~PANE_REDRAW;
1.91 nicm 715: }
1.150 nicm 716: check_window_name(w);
1.2 nicm 717: }
1.92 nicm 718: }
719:
720: /* Check if pane should be resized. */
721: void
722: server_client_check_resize(struct window_pane *wp)
723: {
724: struct winsize ws;
725:
1.101 nicm 726: if (!(wp->flags & PANE_RESIZE))
1.92 nicm 727: return;
728:
729: memset(&ws, 0, sizeof ws);
730: ws.ws_col = wp->sx;
731: ws.ws_row = wp->sy;
732:
1.100 nicm 733: if (ioctl(wp->fd, TIOCSWINSZ, &ws) == -1)
1.92 nicm 734: fatal("ioctl failed");
735:
736: wp->flags &= ~PANE_RESIZE;
1.91 nicm 737: }
738:
739: /* Check whether pane should be focused. */
740: void
741: server_client_check_focus(struct window_pane *wp)
742: {
1.93 nicm 743: struct client *c;
1.102 nicm 744: int push;
1.103 nicm 745:
746: /* Are focus events off? */
747: if (!options_get_number(&global_options, "focus-events"))
748: return;
1.102 nicm 749:
750: /* Do we need to push the focus state? */
751: push = wp->flags & PANE_FOCUSPUSH;
752: wp->flags &= ~PANE_FOCUSPUSH;
1.91 nicm 753:
754: /* If we don't care about focus, forget it. */
755: if (!(wp->base.mode & MODE_FOCUSON))
756: return;
757:
758: /* If we're not the active pane in our window, we're not focused. */
759: if (wp->window->active != wp)
760: goto not_focused;
761:
762: /* If we're in a mode, we're not focused. */
763: if (wp->screen != &wp->base)
764: goto not_focused;
765:
766: /*
1.93 nicm 767: * If our window is the current window in any focused clients with an
768: * attached session, we're focused.
1.91 nicm 769: */
1.135 nicm 770: TAILQ_FOREACH(c, &clients, entry) {
771: if (c->session == NULL || !(c->flags & CLIENT_FOCUSED))
1.91 nicm 772: continue;
1.93 nicm 773: if (c->session->flags & SESSION_UNATTACHED)
774: continue;
775:
776: if (c->session->curw->window == wp->window)
1.91 nicm 777: goto focused;
778: }
779:
780: not_focused:
1.102 nicm 781: if (push || (wp->flags & PANE_FOCUSED))
1.91 nicm 782: bufferevent_write(wp->event, "\033[O", 3);
783: wp->flags &= ~PANE_FOCUSED;
784: return;
785:
786: focused:
1.102 nicm 787: if (push || !(wp->flags & PANE_FOCUSED))
1.91 nicm 788: bufferevent_write(wp->event, "\033[I", 3);
789: wp->flags |= PANE_FOCUSED;
1.2 nicm 790: }
791:
1.18 nicm 792: /*
793: * Update cursor position and mode settings. The scroll region and attributes
794: * are cleared when idle (waiting for an event) as this is the most likely time
795: * a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
796: * compromise between excessive resets and likelihood of an interrupt.
797: *
798: * tty_region/tty_reset/tty_update_mode already take care of not resetting
799: * things that are already in their default state.
800: */
1.1 nicm 801: void
1.18 nicm 802: server_client_reset_state(struct client *c)
1.1 nicm 803: {
1.18 nicm 804: struct window *w = c->session->curw->window;
805: struct window_pane *wp = w->active;
806: struct screen *s = wp->screen;
807: struct options *oo = &c->session->options;
1.66 nicm 808: int status, mode, o;
1.60 nicm 809:
810: if (c->flags & CLIENT_SUSPENDED)
811: return;
1.1 nicm 812:
1.86 nicm 813: if (c->flags & CLIENT_CONTROL)
814: return;
815:
1.1 nicm 816: tty_region(&c->tty, 0, c->tty.sy - 1);
817:
818: status = options_get_number(oo, "status");
819: if (!window_pane_visible(wp) || wp->yoff + s->cy >= c->tty.sy - status)
820: tty_cursor(&c->tty, 0, 0);
1.66 nicm 821: else {
1.126 nicm 822: o = status && options_get_number(oo, "status-position") == 0;
1.66 nicm 823: tty_cursor(&c->tty, wp->xoff + s->cx, o + wp->yoff + s->cy);
824: }
1.1 nicm 825:
1.50 nicm 826: /*
1.131 nicm 827: * Set mouse mode if requested. To support dragging, always use button
828: * mode.
1.57 nicm 829: */
830: mode = s->mode;
1.131 nicm 831: if (options_get_number(oo, "mouse"))
832: mode = (mode & ~ALL_MOUSE_MODES) | MODE_MOUSE_BUTTON;
1.48 nicm 833:
834: /*
835: * Set UTF-8 mouse input if required. If the terminal is UTF-8, the
836: * user has set mouse-utf8 and any mouse mode is in effect, turn on
837: * UTF-8 mouse input. If the receiving terminal hasn't requested it
838: * (that is, it isn't in s->mode), then it'll be converted in
839: * input_mouse.
840: */
841: if ((c->tty.flags & TTY_UTF8) &&
842: (mode & ALL_MOUSE_MODES) && options_get_number(oo, "mouse-utf8"))
843: mode |= MODE_MOUSE_UTF8;
844: else
845: mode &= ~MODE_MOUSE_UTF8;
846:
847: /* Set the terminal mode and reset attributes. */
1.59 nicm 848: tty_update_mode(&c->tty, mode, s);
1.1 nicm 849: tty_reset(&c->tty);
1.17 nicm 850: }
851:
852: /* Repeat time callback. */
853: void
854: server_client_repeat_timer(unused int fd, unused short events, void *data)
855: {
856: struct client *c = data;
857:
1.85 nicm 858: if (c->flags & CLIENT_REPEAT) {
1.132 nicm 859: server_client_key_table(c, "root");
860: c->flags &= ~CLIENT_REPEAT;
861: server_status_client(c);
1.85 nicm 862: }
1.1 nicm 863: }
864:
1.36 nicm 865: /* Check if client should be exited. */
866: void
867: server_client_check_exit(struct client *c)
868: {
869: if (!(c->flags & CLIENT_EXIT))
870: return;
871:
1.73 nicm 872: if (EVBUFFER_LENGTH(c->stdin_data) != 0)
873: return;
874: if (EVBUFFER_LENGTH(c->stdout_data) != 0)
1.36 nicm 875: return;
1.73 nicm 876: if (EVBUFFER_LENGTH(c->stderr_data) != 0)
1.36 nicm 877: return;
878:
1.107 nicm 879: server_write_client(c, MSG_EXIT, &c->retval, sizeof c->retval);
1.36 nicm 880: c->flags &= ~CLIENT_EXIT;
1.38 nicm 881: }
882:
1.1 nicm 883: /* Check for client redraws. */
884: void
885: server_client_check_redraw(struct client *c)
886: {
887: struct session *s = c->session;
1.137 nicm 888: struct tty *tty = &c->tty;
1.1 nicm 889: struct window_pane *wp;
890: int flags, redraw;
891:
1.86 nicm 892: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.79 nicm 893: return;
894:
1.1 nicm 895: if (c->flags & (CLIENT_REDRAW|CLIENT_STATUS)) {
896: if (options_get_number(&s->options, "set-titles"))
897: server_client_set_title(c);
1.12 nicm 898:
1.1 nicm 899: if (c->message_string != NULL)
900: redraw = status_message_redraw(c);
901: else if (c->prompt_string != NULL)
902: redraw = status_prompt_redraw(c);
903: else
904: redraw = status_redraw(c);
905: if (!redraw)
906: c->flags &= ~CLIENT_STATUS;
907: }
908:
1.137 nicm 909: flags = tty->flags & (TTY_FREEZE|TTY_NOCURSOR);
910: tty->flags = (tty->flags & ~TTY_FREEZE) | TTY_NOCURSOR;
911:
1.1 nicm 912: if (c->flags & CLIENT_REDRAW) {
1.137 nicm 913: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 914: screen_redraw_screen(c, 1, 1, 1);
1.27 nicm 915: c->flags &= ~(CLIENT_STATUS|CLIENT_BORDERS);
1.38 nicm 916: } else if (c->flags & CLIENT_REDRAWWINDOW) {
1.137 nicm 917: tty_update_mode(tty, tty->mode, NULL);
1.38 nicm 918: TAILQ_FOREACH(wp, &c->session->curw->window->panes, entry)
919: screen_redraw_pane(c, wp);
920: c->flags &= ~CLIENT_REDRAWWINDOW;
1.1 nicm 921: } else {
922: TAILQ_FOREACH(wp, &c->session->curw->window->panes, entry) {
1.137 nicm 923: if (wp->flags & PANE_REDRAW) {
924: tty_update_mode(tty, tty->mode, NULL);
1.1 nicm 925: screen_redraw_pane(c, wp);
1.137 nicm 926: }
1.1 nicm 927: }
928: }
929:
1.137 nicm 930: if (c->flags & CLIENT_BORDERS) {
931: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 932: screen_redraw_screen(c, 0, 0, 1);
1.137 nicm 933: }
1.27 nicm 934:
1.137 nicm 935: if (c->flags & CLIENT_STATUS) {
936: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 937: screen_redraw_screen(c, 0, 1, 0);
1.137 nicm 938: }
1.1 nicm 939:
1.137 nicm 940: tty->flags = (tty->flags & ~(TTY_FREEZE|TTY_NOCURSOR)) | flags;
941: tty_update_mode(tty, tty->mode, NULL);
1.1 nicm 942:
1.153 nicm 943: c->flags &= ~(CLIENT_REDRAW|CLIENT_BORDERS|CLIENT_STATUS|
944: CLIENT_STATUSFORCE);
1.1 nicm 945: }
946:
947: /* Set client title. */
948: void
949: server_client_set_title(struct client *c)
950: {
1.128 nicm 951: struct session *s = c->session;
952: const char *template;
953: char *title;
954: struct format_tree *ft;
1.1 nicm 955:
956: template = options_get_string(&s->options, "set-titles-string");
1.25 nicm 957:
1.128 nicm 958: ft = format_create();
959: format_defaults(ft, c, NULL, NULL, NULL);
960:
961: title = format_expand_time(ft, template, time(NULL));
1.1 nicm 962: if (c->title == NULL || strcmp(title, c->title) != 0) {
1.77 nicm 963: free(c->title);
1.1 nicm 964: c->title = xstrdup(title);
965: tty_set_title(&c->tty, c->title);
966: }
1.77 nicm 967: free(title);
1.128 nicm 968:
969: format_free(ft);
1.1 nicm 970: }
971:
972: /* Dispatch message from client. */
973: int
974: server_client_msg_dispatch(struct client *c)
975: {
976: struct imsg imsg;
1.73 nicm 977: struct msg_stdin_data stdindata;
1.108 nicm 978: const char *data;
1.1 nicm 979: ssize_t n, datalen;
1.149 nicm 980: struct session *s;
1.1 nicm 981:
1.8 deraadt 982: if ((n = imsg_read(&c->ibuf)) == -1 || n == 0)
983: return (-1);
1.1 nicm 984:
985: for (;;) {
986: if ((n = imsg_get(&c->ibuf, &imsg)) == -1)
987: return (-1);
988: if (n == 0)
989: return (0);
1.108 nicm 990:
991: data = imsg.data;
1.1 nicm 992: datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
993:
994: if (imsg.hdr.peerid != PROTOCOL_VERSION) {
995: server_write_client(c, MSG_VERSION, NULL, 0);
996: c->flags |= CLIENT_BAD;
1.112 nicm 997: if (imsg.fd != -1)
998: close(imsg.fd);
1.1 nicm 999: imsg_free(&imsg);
1000: continue;
1001: }
1002:
1.157 nicm 1003: log_debug("got %u from client %p", imsg.hdr.type, c);
1.1 nicm 1004: switch (imsg.hdr.type) {
1.109 nicm 1005: case MSG_IDENTIFY_FLAGS:
1006: case MSG_IDENTIFY_TERM:
1007: case MSG_IDENTIFY_TTYNAME:
1008: case MSG_IDENTIFY_CWD:
1009: case MSG_IDENTIFY_STDIN:
1010: case MSG_IDENTIFY_ENVIRON:
1.143 nicm 1011: case MSG_IDENTIFY_CLIENTPID:
1.109 nicm 1012: case MSG_IDENTIFY_DONE:
1013: server_client_msg_identify(c, &imsg);
1.1 nicm 1014: break;
1.108 nicm 1015: case MSG_COMMAND:
1016: server_client_msg_command(c, &imsg);
1017: break;
1.73 nicm 1018: case MSG_STDIN:
1019: if (datalen != sizeof stdindata)
1020: fatalx("bad MSG_STDIN size");
1.108 nicm 1021: memcpy(&stdindata, data, sizeof stdindata);
1.36 nicm 1022:
1.73 nicm 1023: if (c->stdin_callback == NULL)
1024: break;
1025: if (stdindata.size <= 0)
1026: c->stdin_closed = 1;
1027: else {
1028: evbuffer_add(c->stdin_data, stdindata.data,
1029: stdindata.size);
1030: }
1031: c->stdin_callback(c, c->stdin_closed,
1032: c->stdin_callback_data);
1.33 nicm 1033: break;
1.1 nicm 1034: case MSG_RESIZE:
1035: if (datalen != 0)
1036: fatalx("bad MSG_RESIZE size");
1037:
1.86 nicm 1038: if (c->flags & CLIENT_CONTROL)
1039: break;
1.32 nicm 1040: if (tty_resize(&c->tty)) {
1041: recalculate_sizes();
1042: server_redraw_client(c);
1043: }
1.1 nicm 1044: break;
1045: case MSG_EXITING:
1046: if (datalen != 0)
1047: fatalx("bad MSG_EXITING size");
1048:
1049: c->session = NULL;
1050: tty_close(&c->tty);
1051: server_write_client(c, MSG_EXITED, NULL, 0);
1052: break;
1053: case MSG_WAKEUP:
1054: case MSG_UNLOCK:
1055: if (datalen != 0)
1056: fatalx("bad MSG_WAKEUP size");
1057:
1058: if (!(c->flags & CLIENT_SUSPENDED))
1059: break;
1060: c->flags &= ~CLIENT_SUSPENDED;
1.121 nicm 1061:
1062: if (c->tty.fd == -1) /* exited in the meantime */
1063: break;
1.149 nicm 1064: s = c->session;
1.10 nicm 1065:
1.11 nicm 1066: if (gettimeofday(&c->activity_time, NULL) != 0)
1.152 nicm 1067: fatal("gettimeofday failed");
1.149 nicm 1068: if (s != NULL)
1069: session_update_activity(s, &c->activity_time);
1.10 nicm 1070:
1.1 nicm 1071: tty_start_tty(&c->tty);
1072: server_redraw_client(c);
1073: recalculate_sizes();
1074: break;
1075: case MSG_SHELL:
1076: if (datalen != 0)
1077: fatalx("bad MSG_SHELL size");
1078:
1079: server_client_msg_shell(c);
1080: break;
1081: }
1082:
1083: imsg_free(&imsg);
1084: }
1085: }
1086:
1087: /* Handle command message. */
1088: void
1.108 nicm 1089: server_client_msg_command(struct client *c, struct imsg *imsg)
1.1 nicm 1090: {
1.108 nicm 1091: struct msg_command_data data;
1092: char *buf;
1093: size_t len;
1094: struct cmd_list *cmdlist = NULL;
1095: int argc;
1096: char **argv, *cause;
1097:
1098: if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
1099: fatalx("bad MSG_COMMAND size");
1100: memcpy(&data, imsg->data, sizeof data);
1101:
1.124 nicm 1102: buf = (char *)imsg->data + sizeof data;
1.108 nicm 1103: len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
1104: if (len > 0 && buf[len - 1] != '\0')
1105: fatalx("bad MSG_COMMAND string");
1106:
1107: argc = data.argc;
1108: if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
1.94 nicm 1109: cmdq_error(c->cmdq, "command too long");
1.1 nicm 1110: goto error;
1111: }
1112:
1113: if (argc == 0) {
1114: argc = 1;
1115: argv = xcalloc(1, sizeof *argv);
1116: *argv = xstrdup("new-session");
1117: }
1118:
1.94 nicm 1119: if ((cmdlist = cmd_list_parse(argc, argv, NULL, 0, &cause)) == NULL) {
1120: cmdq_error(c->cmdq, "%s", cause);
1.1 nicm 1121: cmd_free_argv(argc, argv);
1122: goto error;
1123: }
1124: cmd_free_argv(argc, argv);
1125:
1.113 nicm 1126: if (c != cfg_client || cfg_finished)
1.131 nicm 1127: cmdq_run(c->cmdq, cmdlist, NULL);
1.113 nicm 1128: else
1.131 nicm 1129: cmdq_append(c->cmdq, cmdlist, NULL);
1.1 nicm 1130: cmd_list_free(cmdlist);
1131: return;
1132:
1133: error:
1134: if (cmdlist != NULL)
1135: cmd_list_free(cmdlist);
1.88 nicm 1136:
1.36 nicm 1137: c->flags |= CLIENT_EXIT;
1.1 nicm 1138: }
1139:
1140: /* Handle identify message. */
1141: void
1.109 nicm 1142: server_client_msg_identify(struct client *c, struct imsg *imsg)
1.1 nicm 1143: {
1.109 nicm 1144: const char *data;
1145: size_t datalen;
1146: int flags;
1147:
1148: if (c->flags & CLIENT_IDENTIFIED)
1149: fatalx("out-of-order identify message");
1150:
1151: data = imsg->data;
1152: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1153:
1154: switch (imsg->hdr.type) {
1155: case MSG_IDENTIFY_FLAGS:
1156: if (datalen != sizeof flags)
1157: fatalx("bad MSG_IDENTIFY_FLAGS size");
1158: memcpy(&flags, data, sizeof flags);
1159: c->flags |= flags;
1.158 nicm 1160: log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
1.109 nicm 1161: break;
1162: case MSG_IDENTIFY_TERM:
1.110 nicm 1163: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1164: fatalx("bad MSG_IDENTIFY_TERM string");
1165: c->term = xstrdup(data);
1.158 nicm 1166: log_debug("client %p IDENTIFY_TERM %s", c, data);
1.109 nicm 1167: break;
1168: case MSG_IDENTIFY_TTYNAME:
1.110 nicm 1169: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1170: fatalx("bad MSG_IDENTIFY_TTYNAME string");
1171: c->ttyname = xstrdup(data);
1.158 nicm 1172: log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
1.109 nicm 1173: break;
1174: case MSG_IDENTIFY_CWD:
1.155 nicm 1175: if (datalen == 0 || data[datalen - 1] != '\0')
1176: fatalx("bad MSG_IDENTIFY_CWD string");
1177: if ((c->cwd = open(data, O_RDONLY)) == -1)
1178: c->cwd = open("/", O_RDONLY);
1.158 nicm 1179: log_debug("client %p IDENTIFY_CWD %s", c, data);
1.109 nicm 1180: break;
1181: case MSG_IDENTIFY_STDIN:
1182: if (datalen != 0)
1183: fatalx("bad MSG_IDENTIFY_STDIN size");
1184: c->fd = imsg->fd;
1.158 nicm 1185: log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
1.109 nicm 1186: break;
1187: case MSG_IDENTIFY_ENVIRON:
1.110 nicm 1188: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1189: fatalx("bad MSG_IDENTIFY_ENVIRON string");
1190: if (strchr(data, '=') != NULL)
1191: environ_put(&c->environ, data);
1.158 nicm 1192: log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
1.143 nicm 1193: break;
1194: case MSG_IDENTIFY_CLIENTPID:
1195: if (datalen != sizeof c->pid)
1196: fatalx("bad MSG_IDENTIFY_CLIENTPID size");
1197: memcpy(&c->pid, data, sizeof c->pid);
1.158 nicm 1198: log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
1.109 nicm 1199: break;
1200: default:
1201: break;
1202: }
1203:
1204: if (imsg->hdr.type != MSG_IDENTIFY_DONE)
1205: return;
1206: c->flags |= CLIENT_IDENTIFIED;
1.75 nicm 1207:
1.109 nicm 1208: if (c->flags & CLIENT_CONTROL) {
1.75 nicm 1209: c->stdin_callback = control_callback;
1.109 nicm 1210:
1.97 nicm 1211: evbuffer_free(c->stderr_data);
1212: c->stderr_data = c->stdout_data;
1.109 nicm 1213:
1214: if (c->flags & CLIENT_CONTROLCONTROL)
1.96 nicm 1215: evbuffer_add_printf(c->stdout_data, "\033P1000p");
1.79 nicm 1216: server_write_client(c, MSG_STDIN, NULL, 0);
1.75 nicm 1217:
1218: c->tty.fd = -1;
1219: c->tty.log_fd = -1;
1220:
1.109 nicm 1221: close(c->fd);
1222: c->fd = -1;
1223:
1.75 nicm 1224: return;
1225: }
1.1 nicm 1226:
1.109 nicm 1227: if (c->fd == -1)
1.104 nicm 1228: return;
1.145 nicm 1229: if (tty_init(&c->tty, c, c->fd, c->term) != 0) {
1.109 nicm 1230: close(c->fd);
1231: c->fd = -1;
1.80 nicm 1232: return;
1233: }
1.109 nicm 1234: if (c->flags & CLIENT_UTF8)
1.1 nicm 1235: c->tty.flags |= TTY_UTF8;
1.109 nicm 1236: if (c->flags & CLIENT_256COLOURS)
1.1 nicm 1237: c->tty.term_flags |= TERM_256COLOURS;
1238:
1239: tty_resize(&c->tty);
1240:
1.109 nicm 1241: if (!(c->flags & CLIENT_CONTROL))
1.86 nicm 1242: c->flags |= CLIENT_TERMINAL;
1.1 nicm 1243: }
1244:
1245: /* Handle shell message. */
1246: void
1247: server_client_msg_shell(struct client *c)
1248: {
1.107 nicm 1249: const char *shell;
1.25 nicm 1250:
1.1 nicm 1251: shell = options_get_string(&global_s_options, "default-shell");
1252: if (*shell == '\0' || areshell(shell))
1253: shell = _PATH_BSHELL;
1.107 nicm 1254: server_write_client(c, MSG_SHELL, shell, strlen(shell) + 1);
1.25 nicm 1255:
1.1 nicm 1256: c->flags |= CLIENT_BAD; /* it will die after exec */
1257: }