Annotation of src/usr.bin/tmux/server-client.c, Revision 1.161
1.161 ! nicm 1: /* $OpenBSD: server-client.c,v 1.160 2015/10/26 17:17:06 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;
1.18 nicm 554:
555: /* Update the activity timer. */
556: if (gettimeofday(&c->activity_time, NULL) != 0)
557: fatal("gettimeofday failed");
1.149 nicm 558: session_update_activity(s, &c->activity_time);
1.18 nicm 559:
1.132 nicm 560: /* Number keys jump to pane in identify mode. */
1.25 nicm 561: if (c->flags & CLIENT_IDENTIFY && key >= '0' && key <= '9') {
1.30 nicm 562: if (c->flags & CLIENT_READONLY)
563: return;
1.95 nicm 564: window_unzoom(w);
1.18 nicm 565: wp = window_pane_at_index(w, key - '0');
566: if (wp != NULL && window_pane_visible(wp))
567: window_set_active_pane(w, wp);
568: server_clear_identify(c);
569: return;
570: }
571:
572: /* Handle status line. */
1.30 nicm 573: if (!(c->flags & CLIENT_READONLY)) {
574: status_message_clear(c);
575: server_clear_identify(c);
576: }
1.18 nicm 577: if (c->prompt_string != NULL) {
1.30 nicm 578: if (!(c->flags & CLIENT_READONLY))
579: status_prompt_key(c, key);
1.18 nicm 580: return;
581: }
582:
583: /* Check for mouse keys. */
584: if (key == KEYC_MOUSE) {
1.30 nicm 585: if (c->flags & CLIENT_READONLY)
586: return;
1.131 nicm 587: key = server_client_check_mouse(c);
588: if (key == KEYC_NONE)
589: return;
590:
591: m->valid = 1;
592: m->key = key;
593:
1.161 ! nicm 594: if (!options_get_number(&s->options, "mouse"))
! 595: goto forward;
1.131 nicm 596: } else
597: m->valid = 0;
1.18 nicm 598:
1.132 nicm 599: /* Treat everything as a regular key when pasting is detected. */
1.161 ! nicm 600: if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s))
! 601: goto forward;
1.18 nicm 602:
1.132 nicm 603: retry:
604: /* Try to see if there is a key binding in the current table. */
605: bd_find.key = key;
1.156 nicm 606: bd = RB_FIND(key_bindings, &c->keytable->key_bindings, &bd_find);
1.132 nicm 607: if (bd != NULL) {
608: /*
609: * Key was matched in this table. If currently repeating but a
610: * non-repeating binding was found, stop repeating and try
611: * again in the root table.
612: */
613: if ((c->flags & CLIENT_REPEAT) && !bd->can_repeat) {
614: server_client_key_table(c, "root");
615: c->flags &= ~CLIENT_REPEAT;
1.85 nicm 616: server_status_client(c);
1.132 nicm 617: goto retry;
1.18 nicm 618: }
1.82 nicm 619:
1.132 nicm 620: /*
621: * Take a reference to this table to make sure the key binding
622: * doesn't disappear.
623: */
1.156 nicm 624: table = c->keytable;
1.132 nicm 625: table->references++;
626:
627: /*
628: * If this is a repeating key, start the timer. Otherwise reset
629: * the client back to the root table.
630: */
631: xtimeout = options_get_number(&s->options, "repeat-time");
632: if (xtimeout != 0 && bd->can_repeat) {
633: c->flags |= CLIENT_REPEAT;
634:
635: tv.tv_sec = xtimeout / 1000;
636: tv.tv_usec = (xtimeout % 1000) * 1000L;
637: evtimer_del(&c->repeat_timer);
638: evtimer_add(&c->repeat_timer, &tv);
639: } else {
1.18 nicm 640: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 641: server_client_key_table(c, "root");
1.18 nicm 642: }
1.132 nicm 643: server_status_client(c);
644:
645: /* Dispatch the key binding. */
646: key_bindings_dispatch(bd, c, m);
647: key_bindings_unref_table(table);
1.18 nicm 648: return;
649: }
650:
1.132 nicm 651: /*
652: * No match in this table. If repeating, switch the client back to the
653: * root table and try again.
654: */
655: if (c->flags & CLIENT_REPEAT) {
656: server_client_key_table(c, "root");
1.18 nicm 657: c->flags &= ~CLIENT_REPEAT;
1.132 nicm 658: server_status_client(c);
659: goto retry;
1.18 nicm 660: }
661:
1.132 nicm 662: /* If no match and we're not in the root table, that's it. */
663: if (strcmp(c->keytable->name, "root") != 0) {
664: server_client_key_table(c, "root");
665: server_status_client(c);
666: return;
1.18 nicm 667: }
668:
1.132 nicm 669: /*
670: * No match, but in the root table. Prefix switches to the prefix table
671: * and everything else is passed through.
672: */
673: if (key == options_get_number(&s->options, "prefix") ||
674: key == options_get_number(&s->options, "prefix2")) {
675: server_client_key_table(c, "prefix");
676: server_status_client(c);
1.161 ! nicm 677: return;
! 678: }
! 679:
! 680: forward:
! 681: if (c->flags & CLIENT_READONLY)
! 682: return;
! 683: if (KEYC_IS_MOUSE(key))
! 684: wp = cmd_mouse_pane(m, NULL, NULL);
! 685: else
! 686: wp = w->active;
! 687: if (wp != NULL)
1.132 nicm 688: window_pane_key(wp, c, s, key, m);
1.18 nicm 689: }
690:
1.2 nicm 691: /* Client functions that need to happen every loop. */
692: void
693: server_client_loop(void)
694: {
695: struct client *c;
696: struct window *w;
697: struct window_pane *wp;
698:
1.135 nicm 699: TAILQ_FOREACH(c, &clients, entry) {
1.36 nicm 700: server_client_check_exit(c);
701: if (c->session != NULL) {
702: server_client_check_redraw(c);
703: server_client_reset_state(c);
704: }
1.2 nicm 705: }
706:
707: /*
708: * Any windows will have been redrawn as part of clients, so clear
1.92 nicm 709: * their flags now. Also check pane focus and resize.
1.2 nicm 710: */
1.134 nicm 711: RB_FOREACH(w, windows, &windows) {
1.2 nicm 712: w->flags &= ~WINDOW_REDRAW;
1.91 nicm 713: TAILQ_FOREACH(wp, &w->panes, entry) {
1.101 nicm 714: if (wp->fd != -1) {
715: server_client_check_focus(wp);
716: server_client_check_resize(wp);
717: }
1.2 nicm 718: wp->flags &= ~PANE_REDRAW;
1.91 nicm 719: }
1.150 nicm 720: check_window_name(w);
1.2 nicm 721: }
1.92 nicm 722: }
723:
724: /* Check if pane should be resized. */
725: void
726: server_client_check_resize(struct window_pane *wp)
727: {
728: struct winsize ws;
729:
1.101 nicm 730: if (!(wp->flags & PANE_RESIZE))
1.92 nicm 731: return;
732:
733: memset(&ws, 0, sizeof ws);
734: ws.ws_col = wp->sx;
735: ws.ws_row = wp->sy;
736:
1.100 nicm 737: if (ioctl(wp->fd, TIOCSWINSZ, &ws) == -1)
1.92 nicm 738: fatal("ioctl failed");
739:
740: wp->flags &= ~PANE_RESIZE;
1.91 nicm 741: }
742:
743: /* Check whether pane should be focused. */
744: void
745: server_client_check_focus(struct window_pane *wp)
746: {
1.93 nicm 747: struct client *c;
1.102 nicm 748: int push;
1.103 nicm 749:
750: /* Are focus events off? */
751: if (!options_get_number(&global_options, "focus-events"))
752: return;
1.102 nicm 753:
754: /* Do we need to push the focus state? */
755: push = wp->flags & PANE_FOCUSPUSH;
756: wp->flags &= ~PANE_FOCUSPUSH;
1.91 nicm 757:
758: /* If we don't care about focus, forget it. */
759: if (!(wp->base.mode & MODE_FOCUSON))
760: return;
761:
762: /* If we're not the active pane in our window, we're not focused. */
763: if (wp->window->active != wp)
764: goto not_focused;
765:
766: /* If we're in a mode, we're not focused. */
767: if (wp->screen != &wp->base)
768: goto not_focused;
769:
770: /*
1.93 nicm 771: * If our window is the current window in any focused clients with an
772: * attached session, we're focused.
1.91 nicm 773: */
1.135 nicm 774: TAILQ_FOREACH(c, &clients, entry) {
775: if (c->session == NULL || !(c->flags & CLIENT_FOCUSED))
1.91 nicm 776: continue;
1.93 nicm 777: if (c->session->flags & SESSION_UNATTACHED)
778: continue;
779:
780: if (c->session->curw->window == wp->window)
1.91 nicm 781: goto focused;
782: }
783:
784: not_focused:
1.102 nicm 785: if (push || (wp->flags & PANE_FOCUSED))
1.91 nicm 786: bufferevent_write(wp->event, "\033[O", 3);
787: wp->flags &= ~PANE_FOCUSED;
788: return;
789:
790: focused:
1.102 nicm 791: if (push || !(wp->flags & PANE_FOCUSED))
1.91 nicm 792: bufferevent_write(wp->event, "\033[I", 3);
793: wp->flags |= PANE_FOCUSED;
1.2 nicm 794: }
795:
1.18 nicm 796: /*
797: * Update cursor position and mode settings. The scroll region and attributes
798: * are cleared when idle (waiting for an event) as this is the most likely time
799: * a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
800: * compromise between excessive resets and likelihood of an interrupt.
801: *
802: * tty_region/tty_reset/tty_update_mode already take care of not resetting
803: * things that are already in their default state.
804: */
1.1 nicm 805: void
1.18 nicm 806: server_client_reset_state(struct client *c)
1.1 nicm 807: {
1.18 nicm 808: struct window *w = c->session->curw->window;
809: struct window_pane *wp = w->active;
810: struct screen *s = wp->screen;
811: struct options *oo = &c->session->options;
1.66 nicm 812: int status, mode, o;
1.60 nicm 813:
814: if (c->flags & CLIENT_SUSPENDED)
815: return;
1.1 nicm 816:
1.86 nicm 817: if (c->flags & CLIENT_CONTROL)
818: return;
819:
1.1 nicm 820: tty_region(&c->tty, 0, c->tty.sy - 1);
821:
822: status = options_get_number(oo, "status");
823: if (!window_pane_visible(wp) || wp->yoff + s->cy >= c->tty.sy - status)
824: tty_cursor(&c->tty, 0, 0);
1.66 nicm 825: else {
1.126 nicm 826: o = status && options_get_number(oo, "status-position") == 0;
1.66 nicm 827: tty_cursor(&c->tty, wp->xoff + s->cx, o + wp->yoff + s->cy);
828: }
1.1 nicm 829:
1.50 nicm 830: /*
1.131 nicm 831: * Set mouse mode if requested. To support dragging, always use button
832: * mode.
1.57 nicm 833: */
834: mode = s->mode;
1.131 nicm 835: if (options_get_number(oo, "mouse"))
836: mode = (mode & ~ALL_MOUSE_MODES) | MODE_MOUSE_BUTTON;
1.48 nicm 837:
838: /*
839: * Set UTF-8 mouse input if required. If the terminal is UTF-8, the
840: * user has set mouse-utf8 and any mouse mode is in effect, turn on
841: * UTF-8 mouse input. If the receiving terminal hasn't requested it
842: * (that is, it isn't in s->mode), then it'll be converted in
843: * input_mouse.
844: */
845: if ((c->tty.flags & TTY_UTF8) &&
846: (mode & ALL_MOUSE_MODES) && options_get_number(oo, "mouse-utf8"))
847: mode |= MODE_MOUSE_UTF8;
848: else
849: mode &= ~MODE_MOUSE_UTF8;
850:
851: /* Set the terminal mode and reset attributes. */
1.59 nicm 852: tty_update_mode(&c->tty, mode, s);
1.1 nicm 853: tty_reset(&c->tty);
1.17 nicm 854: }
855:
856: /* Repeat time callback. */
857: void
858: server_client_repeat_timer(unused int fd, unused short events, void *data)
859: {
860: struct client *c = data;
861:
1.85 nicm 862: if (c->flags & CLIENT_REPEAT) {
1.132 nicm 863: server_client_key_table(c, "root");
864: c->flags &= ~CLIENT_REPEAT;
865: server_status_client(c);
1.85 nicm 866: }
1.1 nicm 867: }
868:
1.36 nicm 869: /* Check if client should be exited. */
870: void
871: server_client_check_exit(struct client *c)
872: {
873: if (!(c->flags & CLIENT_EXIT))
874: return;
875:
1.73 nicm 876: if (EVBUFFER_LENGTH(c->stdin_data) != 0)
877: return;
878: if (EVBUFFER_LENGTH(c->stdout_data) != 0)
1.36 nicm 879: return;
1.73 nicm 880: if (EVBUFFER_LENGTH(c->stderr_data) != 0)
1.36 nicm 881: return;
882:
1.107 nicm 883: server_write_client(c, MSG_EXIT, &c->retval, sizeof c->retval);
1.36 nicm 884: c->flags &= ~CLIENT_EXIT;
1.38 nicm 885: }
886:
1.1 nicm 887: /* Check for client redraws. */
888: void
889: server_client_check_redraw(struct client *c)
890: {
891: struct session *s = c->session;
1.137 nicm 892: struct tty *tty = &c->tty;
1.1 nicm 893: struct window_pane *wp;
894: int flags, redraw;
895:
1.86 nicm 896: if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
1.79 nicm 897: return;
898:
1.1 nicm 899: if (c->flags & (CLIENT_REDRAW|CLIENT_STATUS)) {
900: if (options_get_number(&s->options, "set-titles"))
901: server_client_set_title(c);
1.12 nicm 902:
1.1 nicm 903: if (c->message_string != NULL)
904: redraw = status_message_redraw(c);
905: else if (c->prompt_string != NULL)
906: redraw = status_prompt_redraw(c);
907: else
908: redraw = status_redraw(c);
909: if (!redraw)
910: c->flags &= ~CLIENT_STATUS;
911: }
912:
1.137 nicm 913: flags = tty->flags & (TTY_FREEZE|TTY_NOCURSOR);
914: tty->flags = (tty->flags & ~TTY_FREEZE) | TTY_NOCURSOR;
915:
1.1 nicm 916: if (c->flags & CLIENT_REDRAW) {
1.137 nicm 917: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 918: screen_redraw_screen(c, 1, 1, 1);
1.27 nicm 919: c->flags &= ~(CLIENT_STATUS|CLIENT_BORDERS);
1.38 nicm 920: } else if (c->flags & CLIENT_REDRAWWINDOW) {
1.137 nicm 921: tty_update_mode(tty, tty->mode, NULL);
1.38 nicm 922: TAILQ_FOREACH(wp, &c->session->curw->window->panes, entry)
923: screen_redraw_pane(c, wp);
924: c->flags &= ~CLIENT_REDRAWWINDOW;
1.1 nicm 925: } else {
926: TAILQ_FOREACH(wp, &c->session->curw->window->panes, entry) {
1.137 nicm 927: if (wp->flags & PANE_REDRAW) {
928: tty_update_mode(tty, tty->mode, NULL);
1.1 nicm 929: screen_redraw_pane(c, wp);
1.137 nicm 930: }
1.1 nicm 931: }
932: }
933:
1.137 nicm 934: if (c->flags & CLIENT_BORDERS) {
935: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 936: screen_redraw_screen(c, 0, 0, 1);
1.137 nicm 937: }
1.27 nicm 938:
1.137 nicm 939: if (c->flags & CLIENT_STATUS) {
940: tty_update_mode(tty, tty->mode, NULL);
1.115 nicm 941: screen_redraw_screen(c, 0, 1, 0);
1.137 nicm 942: }
1.1 nicm 943:
1.137 nicm 944: tty->flags = (tty->flags & ~(TTY_FREEZE|TTY_NOCURSOR)) | flags;
945: tty_update_mode(tty, tty->mode, NULL);
1.1 nicm 946:
1.153 nicm 947: c->flags &= ~(CLIENT_REDRAW|CLIENT_BORDERS|CLIENT_STATUS|
948: CLIENT_STATUSFORCE);
1.1 nicm 949: }
950:
951: /* Set client title. */
952: void
953: server_client_set_title(struct client *c)
954: {
1.128 nicm 955: struct session *s = c->session;
956: const char *template;
957: char *title;
958: struct format_tree *ft;
1.1 nicm 959:
960: template = options_get_string(&s->options, "set-titles-string");
1.25 nicm 961:
1.128 nicm 962: ft = format_create();
963: format_defaults(ft, c, NULL, NULL, NULL);
964:
965: title = format_expand_time(ft, template, time(NULL));
1.1 nicm 966: if (c->title == NULL || strcmp(title, c->title) != 0) {
1.77 nicm 967: free(c->title);
1.1 nicm 968: c->title = xstrdup(title);
969: tty_set_title(&c->tty, c->title);
970: }
1.77 nicm 971: free(title);
1.128 nicm 972:
973: format_free(ft);
1.1 nicm 974: }
975:
976: /* Dispatch message from client. */
977: int
978: server_client_msg_dispatch(struct client *c)
979: {
980: struct imsg imsg;
1.73 nicm 981: struct msg_stdin_data stdindata;
1.108 nicm 982: const char *data;
1.1 nicm 983: ssize_t n, datalen;
1.149 nicm 984: struct session *s;
1.1 nicm 985:
1.8 deraadt 986: if ((n = imsg_read(&c->ibuf)) == -1 || n == 0)
987: return (-1);
1.1 nicm 988:
989: for (;;) {
990: if ((n = imsg_get(&c->ibuf, &imsg)) == -1)
991: return (-1);
992: if (n == 0)
993: return (0);
1.108 nicm 994:
995: data = imsg.data;
1.1 nicm 996: datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
997:
998: if (imsg.hdr.peerid != PROTOCOL_VERSION) {
999: server_write_client(c, MSG_VERSION, NULL, 0);
1000: c->flags |= CLIENT_BAD;
1.112 nicm 1001: if (imsg.fd != -1)
1002: close(imsg.fd);
1.1 nicm 1003: imsg_free(&imsg);
1004: continue;
1005: }
1006:
1.157 nicm 1007: log_debug("got %u from client %p", imsg.hdr.type, c);
1.1 nicm 1008: switch (imsg.hdr.type) {
1.109 nicm 1009: case MSG_IDENTIFY_FLAGS:
1010: case MSG_IDENTIFY_TERM:
1011: case MSG_IDENTIFY_TTYNAME:
1012: case MSG_IDENTIFY_CWD:
1013: case MSG_IDENTIFY_STDIN:
1014: case MSG_IDENTIFY_ENVIRON:
1.143 nicm 1015: case MSG_IDENTIFY_CLIENTPID:
1.109 nicm 1016: case MSG_IDENTIFY_DONE:
1017: server_client_msg_identify(c, &imsg);
1.1 nicm 1018: break;
1.108 nicm 1019: case MSG_COMMAND:
1020: server_client_msg_command(c, &imsg);
1021: break;
1.73 nicm 1022: case MSG_STDIN:
1023: if (datalen != sizeof stdindata)
1024: fatalx("bad MSG_STDIN size");
1.108 nicm 1025: memcpy(&stdindata, data, sizeof stdindata);
1.36 nicm 1026:
1.73 nicm 1027: if (c->stdin_callback == NULL)
1028: break;
1029: if (stdindata.size <= 0)
1030: c->stdin_closed = 1;
1031: else {
1032: evbuffer_add(c->stdin_data, stdindata.data,
1033: stdindata.size);
1034: }
1035: c->stdin_callback(c, c->stdin_closed,
1036: c->stdin_callback_data);
1.33 nicm 1037: break;
1.1 nicm 1038: case MSG_RESIZE:
1039: if (datalen != 0)
1040: fatalx("bad MSG_RESIZE size");
1041:
1.86 nicm 1042: if (c->flags & CLIENT_CONTROL)
1043: break;
1.32 nicm 1044: if (tty_resize(&c->tty)) {
1045: recalculate_sizes();
1046: server_redraw_client(c);
1047: }
1.1 nicm 1048: break;
1049: case MSG_EXITING:
1050: if (datalen != 0)
1051: fatalx("bad MSG_EXITING size");
1052:
1053: c->session = NULL;
1054: tty_close(&c->tty);
1055: server_write_client(c, MSG_EXITED, NULL, 0);
1056: break;
1057: case MSG_WAKEUP:
1058: case MSG_UNLOCK:
1059: if (datalen != 0)
1060: fatalx("bad MSG_WAKEUP size");
1061:
1062: if (!(c->flags & CLIENT_SUSPENDED))
1063: break;
1064: c->flags &= ~CLIENT_SUSPENDED;
1.121 nicm 1065:
1066: if (c->tty.fd == -1) /* exited in the meantime */
1067: break;
1.149 nicm 1068: s = c->session;
1.10 nicm 1069:
1.11 nicm 1070: if (gettimeofday(&c->activity_time, NULL) != 0)
1.152 nicm 1071: fatal("gettimeofday failed");
1.149 nicm 1072: if (s != NULL)
1073: session_update_activity(s, &c->activity_time);
1.10 nicm 1074:
1.1 nicm 1075: tty_start_tty(&c->tty);
1076: server_redraw_client(c);
1077: recalculate_sizes();
1078: break;
1079: case MSG_SHELL:
1080: if (datalen != 0)
1081: fatalx("bad MSG_SHELL size");
1082:
1083: server_client_msg_shell(c);
1084: break;
1085: }
1086:
1087: imsg_free(&imsg);
1088: }
1089: }
1090:
1091: /* Handle command message. */
1092: void
1.108 nicm 1093: server_client_msg_command(struct client *c, struct imsg *imsg)
1.1 nicm 1094: {
1.108 nicm 1095: struct msg_command_data data;
1096: char *buf;
1097: size_t len;
1098: struct cmd_list *cmdlist = NULL;
1099: int argc;
1100: char **argv, *cause;
1101:
1102: if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
1103: fatalx("bad MSG_COMMAND size");
1104: memcpy(&data, imsg->data, sizeof data);
1105:
1.124 nicm 1106: buf = (char *)imsg->data + sizeof data;
1.108 nicm 1107: len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
1108: if (len > 0 && buf[len - 1] != '\0')
1109: fatalx("bad MSG_COMMAND string");
1110:
1111: argc = data.argc;
1112: if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
1.94 nicm 1113: cmdq_error(c->cmdq, "command too long");
1.1 nicm 1114: goto error;
1115: }
1116:
1117: if (argc == 0) {
1118: argc = 1;
1119: argv = xcalloc(1, sizeof *argv);
1120: *argv = xstrdup("new-session");
1121: }
1122:
1.94 nicm 1123: if ((cmdlist = cmd_list_parse(argc, argv, NULL, 0, &cause)) == NULL) {
1124: cmdq_error(c->cmdq, "%s", cause);
1.1 nicm 1125: cmd_free_argv(argc, argv);
1126: goto error;
1127: }
1128: cmd_free_argv(argc, argv);
1129:
1.113 nicm 1130: if (c != cfg_client || cfg_finished)
1.131 nicm 1131: cmdq_run(c->cmdq, cmdlist, NULL);
1.113 nicm 1132: else
1.131 nicm 1133: cmdq_append(c->cmdq, cmdlist, NULL);
1.1 nicm 1134: cmd_list_free(cmdlist);
1135: return;
1136:
1137: error:
1138: if (cmdlist != NULL)
1139: cmd_list_free(cmdlist);
1.88 nicm 1140:
1.36 nicm 1141: c->flags |= CLIENT_EXIT;
1.1 nicm 1142: }
1143:
1144: /* Handle identify message. */
1145: void
1.109 nicm 1146: server_client_msg_identify(struct client *c, struct imsg *imsg)
1.1 nicm 1147: {
1.109 nicm 1148: const char *data;
1149: size_t datalen;
1150: int flags;
1151:
1152: if (c->flags & CLIENT_IDENTIFIED)
1153: fatalx("out-of-order identify message");
1154:
1155: data = imsg->data;
1156: datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1157:
1158: switch (imsg->hdr.type) {
1159: case MSG_IDENTIFY_FLAGS:
1160: if (datalen != sizeof flags)
1161: fatalx("bad MSG_IDENTIFY_FLAGS size");
1162: memcpy(&flags, data, sizeof flags);
1163: c->flags |= flags;
1.158 nicm 1164: log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
1.109 nicm 1165: break;
1166: case MSG_IDENTIFY_TERM:
1.110 nicm 1167: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1168: fatalx("bad MSG_IDENTIFY_TERM string");
1169: c->term = xstrdup(data);
1.158 nicm 1170: log_debug("client %p IDENTIFY_TERM %s", c, data);
1.109 nicm 1171: break;
1172: case MSG_IDENTIFY_TTYNAME:
1.110 nicm 1173: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1174: fatalx("bad MSG_IDENTIFY_TTYNAME string");
1175: c->ttyname = xstrdup(data);
1.158 nicm 1176: log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
1.109 nicm 1177: break;
1178: case MSG_IDENTIFY_CWD:
1.155 nicm 1179: if (datalen == 0 || data[datalen - 1] != '\0')
1180: fatalx("bad MSG_IDENTIFY_CWD string");
1181: if ((c->cwd = open(data, O_RDONLY)) == -1)
1182: c->cwd = open("/", O_RDONLY);
1.158 nicm 1183: log_debug("client %p IDENTIFY_CWD %s", c, data);
1.109 nicm 1184: break;
1185: case MSG_IDENTIFY_STDIN:
1186: if (datalen != 0)
1187: fatalx("bad MSG_IDENTIFY_STDIN size");
1188: c->fd = imsg->fd;
1.158 nicm 1189: log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
1.109 nicm 1190: break;
1191: case MSG_IDENTIFY_ENVIRON:
1.110 nicm 1192: if (datalen == 0 || data[datalen - 1] != '\0')
1.109 nicm 1193: fatalx("bad MSG_IDENTIFY_ENVIRON string");
1194: if (strchr(data, '=') != NULL)
1195: environ_put(&c->environ, data);
1.158 nicm 1196: log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
1.143 nicm 1197: break;
1198: case MSG_IDENTIFY_CLIENTPID:
1199: if (datalen != sizeof c->pid)
1200: fatalx("bad MSG_IDENTIFY_CLIENTPID size");
1201: memcpy(&c->pid, data, sizeof c->pid);
1.158 nicm 1202: log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
1.109 nicm 1203: break;
1204: default:
1205: break;
1206: }
1207:
1208: if (imsg->hdr.type != MSG_IDENTIFY_DONE)
1209: return;
1210: c->flags |= CLIENT_IDENTIFIED;
1.75 nicm 1211:
1.109 nicm 1212: if (c->flags & CLIENT_CONTROL) {
1.75 nicm 1213: c->stdin_callback = control_callback;
1.109 nicm 1214:
1.97 nicm 1215: evbuffer_free(c->stderr_data);
1216: c->stderr_data = c->stdout_data;
1.109 nicm 1217:
1218: if (c->flags & CLIENT_CONTROLCONTROL)
1.96 nicm 1219: evbuffer_add_printf(c->stdout_data, "\033P1000p");
1.79 nicm 1220: server_write_client(c, MSG_STDIN, NULL, 0);
1.75 nicm 1221:
1222: c->tty.fd = -1;
1223: c->tty.log_fd = -1;
1224:
1.109 nicm 1225: close(c->fd);
1226: c->fd = -1;
1227:
1.75 nicm 1228: return;
1229: }
1.1 nicm 1230:
1.109 nicm 1231: if (c->fd == -1)
1.104 nicm 1232: return;
1.145 nicm 1233: if (tty_init(&c->tty, c, c->fd, c->term) != 0) {
1.109 nicm 1234: close(c->fd);
1235: c->fd = -1;
1.80 nicm 1236: return;
1237: }
1.109 nicm 1238: if (c->flags & CLIENT_UTF8)
1.1 nicm 1239: c->tty.flags |= TTY_UTF8;
1.109 nicm 1240: if (c->flags & CLIENT_256COLOURS)
1.1 nicm 1241: c->tty.term_flags |= TERM_256COLOURS;
1242:
1243: tty_resize(&c->tty);
1244:
1.109 nicm 1245: if (!(c->flags & CLIENT_CONTROL))
1.86 nicm 1246: c->flags |= CLIENT_TERMINAL;
1.1 nicm 1247: }
1248:
1249: /* Handle shell message. */
1250: void
1251: server_client_msg_shell(struct client *c)
1252: {
1.107 nicm 1253: const char *shell;
1.25 nicm 1254:
1.1 nicm 1255: shell = options_get_string(&global_s_options, "default-shell");
1256: if (*shell == '\0' || areshell(shell))
1257: shell = _PATH_BSHELL;
1.107 nicm 1258: server_write_client(c, MSG_SHELL, shell, strlen(shell) + 1);
1.25 nicm 1259:
1.1 nicm 1260: c->flags |= CLIENT_BAD; /* it will die after exec */
1261: }