Annotation of src/usr.bin/tmux/tmux.c, Revision 1.39
1.39 ! nicm 1: /* $OpenBSD: tmux.c,v 1.38 2009/09/01 09:11:05 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 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>
20: #include <sys/stat.h>
21:
22: #include <errno.h>
23: #include <paths.h>
24: #include <pwd.h>
25: #include <signal.h>
26: #include <stdlib.h>
27: #include <string.h>
28: #include <syslog.h>
29: #include <unistd.h>
30:
31: #include "tmux.h"
32:
33: #ifdef DEBUG
34: const char *malloc_options = "AFGJPX";
35: #endif
36:
37: volatile sig_atomic_t sigwinch;
38: volatile sig_atomic_t sigterm;
39: volatile sig_atomic_t sigcont;
40: volatile sig_atomic_t sigchld;
41: volatile sig_atomic_t sigusr1;
42: volatile sig_atomic_t sigusr2;
43:
44: char *cfg_file;
1.12 nicm 45: struct options global_s_options; /* session options */
46: struct options global_w_options; /* window options */
1.29 nicm 47: struct environ global_environ;
1.1 nicm 48:
49: int server_locked;
1.19 nicm 50: u_int password_failures;
1.1 nicm 51: char *server_password;
52: time_t server_activity;
53:
54: int debug_level;
55: int be_quiet;
56: time_t start_time;
57: char *socket_path;
58:
59: __dead void usage(void);
60: char *makesockpath(const char *);
1.23 nicm 61: int prepare_unlock(enum msgtype *, void **, size_t *, int);
62: int prepare_cmd(enum msgtype *, void **, size_t *, int, char **);
1.31 nicm 63: int dispatch_imsg(struct client_ctx *, int *);
1.1 nicm 64:
65: __dead void
66: usage(void)
67: {
1.4 sobrado 68: fprintf(stderr,
69: "usage: %s [-28dqUuv] [-f file] [-L socket-name] [-S socket-path]\n"
70: " [command [flags]]\n",
1.1 nicm 71: __progname);
72: exit(1);
73: }
74:
75: void
76: logfile(const char *name)
77: {
78: char *path;
79:
80: log_close();
81: if (debug_level > 0) {
1.32 nicm 82: xasprintf(&path, "tmux-%s-%ld.log", name, (long) getpid());
1.1 nicm 83: log_open_file(debug_level, path);
84: xfree(path);
85: }
86: }
87:
88: void
89: sighandler(int sig)
90: {
91: int saved_errno;
92:
93: saved_errno = errno;
94: switch (sig) {
95: case SIGWINCH:
96: sigwinch = 1;
97: break;
98: case SIGTERM:
99: sigterm = 1;
100: break;
101: case SIGCHLD:
102: sigchld = 1;
103: break;
104: case SIGCONT:
105: sigcont = 1;
106: break;
107: case SIGUSR1:
108: sigusr1 = 1;
109: break;
110: case SIGUSR2:
111: sigusr2 = 1;
112: break;
113: }
114: errno = saved_errno;
115: }
116:
117: void
118: siginit(void)
119: {
120: struct sigaction act;
121:
122: memset(&act, 0, sizeof act);
123: sigemptyset(&act.sa_mask);
124: act.sa_flags = SA_RESTART;
125:
126: act.sa_handler = SIG_IGN;
127: if (sigaction(SIGPIPE, &act, NULL) != 0)
128: fatal("sigaction failed");
129: if (sigaction(SIGINT, &act, NULL) != 0)
130: fatal("sigaction failed");
131: if (sigaction(SIGTSTP, &act, NULL) != 0)
132: fatal("sigaction failed");
133: if (sigaction(SIGQUIT, &act, NULL) != 0)
134: fatal("sigaction failed");
135:
136: act.sa_handler = sighandler;
137: if (sigaction(SIGWINCH, &act, NULL) != 0)
138: fatal("sigaction failed");
139: if (sigaction(SIGTERM, &act, NULL) != 0)
140: fatal("sigaction failed");
141: if (sigaction(SIGCHLD, &act, NULL) != 0)
142: fatal("sigaction failed");
143: if (sigaction(SIGUSR1, &act, NULL) != 0)
144: fatal("sigaction failed");
145: if (sigaction(SIGUSR2, &act, NULL) != 0)
146: fatal("sigaction failed");
147: }
148:
149: void
150: sigreset(void)
151: {
152: struct sigaction act;
153:
154: memset(&act, 0, sizeof act);
155: sigemptyset(&act.sa_mask);
156:
157: act.sa_handler = SIG_DFL;
158: if (sigaction(SIGPIPE, &act, NULL) != 0)
159: fatal("sigaction failed");
160: if (sigaction(SIGUSR1, &act, NULL) != 0)
161: fatal("sigaction failed");
162: if (sigaction(SIGUSR2, &act, NULL) != 0)
163: fatal("sigaction failed");
164: if (sigaction(SIGINT, &act, NULL) != 0)
165: fatal("sigaction failed");
166: if (sigaction(SIGTSTP, &act, NULL) != 0)
167: fatal("sigaction failed");
168: if (sigaction(SIGQUIT, &act, NULL) != 0)
169: fatal("sigaction failed");
170: if (sigaction(SIGWINCH, &act, NULL) != 0)
171: fatal("sigaction failed");
172: if (sigaction(SIGTERM, &act, NULL) != 0)
173: fatal("sigaction failed");
174: if (sigaction(SIGCHLD, &act, NULL) != 0)
175: fatal("sigaction failed");
176: }
177:
1.39 ! nicm 178: const char *
! 179: getshell(void)
! 180: {
! 181: struct passwd *pw;
! 182: const char *shell;
! 183:
! 184: shell = getenv("SHELL");
! 185: if (checkshell(shell))
! 186: return (shell);
! 187:
! 188: pw = getpwuid(getuid());
! 189: if (pw != NULL && checkshell(pw->pw_shell))
! 190: return (pw->pw_shell);
! 191:
! 192: return (_PATH_BSHELL);
! 193: }
! 194:
! 195: int
! 196: checkshell(const char *shell)
! 197: {
! 198: if (shell == NULL || *shell == '\0' || areshell(shell))
! 199: return (0);
! 200: if (access(shell, X_OK) != 0)
! 201: return (0);
! 202: return (1);
! 203: }
! 204:
! 205: int
! 206: areshell(const char *shell)
! 207: {
! 208: const char *progname, *ptr;
! 209:
! 210: if ((ptr = strrchr(shell, '/')) != NULL)
! 211: ptr++;
! 212: else
! 213: ptr = shell;
! 214: progname = __progname;
! 215: if (*progname == '-')
! 216: progname++;
! 217: if (strcmp(ptr, progname) == 0)
! 218: return (1);
! 219: return (0);
! 220: }
! 221:
1.1 nicm 222: char *
223: makesockpath(const char *label)
224: {
225: char base[MAXPATHLEN], *path;
226: struct stat sb;
227: u_int uid;
228:
229: uid = getuid();
1.32 nicm 230: xsnprintf(base, MAXPATHLEN, "%s/tmux-%d", _PATH_TMP, uid);
1.1 nicm 231:
232: if (mkdir(base, S_IRWXU) != 0 && errno != EEXIST)
233: return (NULL);
234:
235: if (lstat(base, &sb) != 0)
236: return (NULL);
237: if (!S_ISDIR(sb.st_mode)) {
238: errno = ENOTDIR;
239: return (NULL);
240: }
241: if (sb.st_uid != uid || (sb.st_mode & (S_IRWXG|S_IRWXO)) != 0) {
242: errno = EACCES;
243: return (NULL);
244: }
245:
246: xasprintf(&path, "%s/%s", base, label);
247: return (path);
248: }
249:
250: int
1.23 nicm 251: prepare_unlock(enum msgtype *msg, void **buf, size_t *len, int argc)
1.21 nicm 252: {
253: static struct msg_unlock_data unlockdata;
254: char *pass;
255:
256: if (argc != 0) {
257: log_warnx("can't specify a command when unlocking");
258: return (-1);
259: }
260:
1.38 nicm 261: if ((pass = getpass("Password:")) == NULL)
1.21 nicm 262: return (-1);
263:
264: if (strlen(pass) >= sizeof unlockdata.pass) {
265: log_warnx("password too long");
266: return (-1);
267: }
268:
269: strlcpy(unlockdata.pass, pass, sizeof unlockdata.pass);
270: memset(pass, 0, strlen(pass));
271:
272: *buf = &unlockdata;
273: *len = sizeof unlockdata;
274:
275: *msg = MSG_UNLOCK;
276: return (0);
277: }
278:
279: int
1.23 nicm 280: prepare_cmd(enum msgtype *msg, void **buf, size_t *len, int argc, char **argv)
1.21 nicm 281: {
282: static struct msg_command_data cmddata;
283:
284: client_fill_session(&cmddata);
285:
286: cmddata.argc = argc;
287: if (cmd_pack_argv(argc, argv, cmddata.argv, sizeof cmddata.argv) != 0) {
288: log_warnx("command too long");
289: return (-1);
290: }
291:
292: *buf = &cmddata;
293: *len = sizeof cmddata;
294:
295: *msg = MSG_COMMAND;
296: return (0);
297: }
298:
299: int
1.1 nicm 300: main(int argc, char **argv)
301: {
302: struct client_ctx cctx;
303: struct cmd_list *cmdlist;
304: struct cmd *cmd;
305: struct pollfd pfd;
1.23 nicm 306: enum msgtype msg;
1.1 nicm 307: struct passwd *pw;
1.29 nicm 308: char *s, *path, *label, *home, *cause, **var;
1.1 nicm 309: char cwd[MAXPATHLEN];
1.21 nicm 310: void *buf;
311: size_t len;
1.20 nicm 312: int retcode, opt, flags, unlock, cmdflags = 0;
1.31 nicm 313: int nfds;
1.1 nicm 314:
315: unlock = flags = 0;
316: label = path = NULL;
317: while ((opt = getopt(argc, argv, "28df:L:qS:uUv")) != -1) {
318: switch (opt) {
319: case '2':
320: flags |= IDENTIFY_256COLOURS;
321: flags &= ~IDENTIFY_88COLOURS;
322: break;
323: case '8':
324: flags |= IDENTIFY_88COLOURS;
325: flags &= ~IDENTIFY_256COLOURS;
326: break;
1.37 nicm 327: case 'd':
328: flags |= IDENTIFY_HASDEFAULTS;
329: break;
1.1 nicm 330: case 'f':
1.2 ray 331: if (cfg_file)
332: xfree(cfg_file);
1.1 nicm 333: cfg_file = xstrdup(optarg);
334: break;
335: case 'L':
336: if (label != NULL)
337: xfree(label);
338: label = xstrdup(optarg);
339: break;
1.37 nicm 340: case 'q':
341: be_quiet = 1;
342: break;
1.1 nicm 343: case 'S':
344: if (path != NULL)
345: xfree(path);
346: path = xstrdup(optarg);
347: break;
348: case 'u':
349: flags |= IDENTIFY_UTF8;
350: break;
351: case 'U':
352: unlock = 1;
353: break;
354: case 'v':
355: debug_level++;
356: break;
357: default:
358: usage();
359: }
360: }
361: argc -= optind;
362: argv += optind;
363:
364: log_open_tty(debug_level);
365: siginit();
366:
1.29 nicm 367: environ_init(&global_environ);
368: for (var = environ; *var != NULL; var++)
369: environ_put(&global_environ, *var);
370:
1.15 nicm 371: if (!(flags & IDENTIFY_UTF8)) {
372: /*
373: * If the user has set whichever of LC_ALL, LC_CTYPE or LANG
374: * exist (in that order) to contain UTF-8, it is a safe
375: * assumption that either they are using a UTF-8 terminal, or
376: * if not they know that output from UTF-8-capable programs may
377: * be wrong.
378: */
379: if ((s = getenv("LC_ALL")) == NULL) {
380: if ((s = getenv("LC_CTYPE")) == NULL)
381: s = getenv("LANG");
382: }
1.26 nicm 383: if (s != NULL && (strcasestr(s, "UTF-8") != NULL ||
384: strcasestr(s, "UTF8") != NULL))
1.15 nicm 385: flags |= IDENTIFY_UTF8;
386: }
387:
1.12 nicm 388: options_init(&global_s_options, NULL);
1.33 nicm 389: options_set_number(&global_s_options, "base-index", 0);
1.12 nicm 390: options_set_number(&global_s_options, "bell-action", BELL_ANY);
391: options_set_number(&global_s_options, "buffer-limit", 9);
1.13 nicm 392: options_set_string(&global_s_options, "default-command", "%s", "");
1.39 ! nicm 393: options_set_string(
! 394: &global_s_options, "default-shell", "%s", getshell());
1.14 nicm 395: options_set_string(&global_s_options, "default-terminal", "screen");
1.36 nicm 396: options_set_number(&global_s_options, "display-panes-colour", 4);
397: options_set_number(&global_s_options, "display-panes-time", 1000);
1.12 nicm 398: options_set_number(&global_s_options, "display-time", 750);
399: options_set_number(&global_s_options, "history-limit", 2000);
400: options_set_number(&global_s_options, "lock-after-time", 0);
1.27 nicm 401: options_set_number(&global_s_options, "message-attr", 0);
1.12 nicm 402: options_set_number(&global_s_options, "message-bg", 3);
403: options_set_number(&global_s_options, "message-fg", 0);
404: options_set_number(&global_s_options, "prefix", '\002');
405: options_set_number(&global_s_options, "repeat-time", 500);
406: options_set_number(&global_s_options, "set-remain-on-exit", 0);
407: options_set_number(&global_s_options, "set-titles", 0);
408: options_set_number(&global_s_options, "status", 1);
1.27 nicm 409: options_set_number(&global_s_options, "status-attr", 0);
1.12 nicm 410: options_set_number(&global_s_options, "status-bg", 2);
411: options_set_number(&global_s_options, "status-fg", 0);
412: options_set_number(&global_s_options, "status-interval", 15);
413: options_set_number(&global_s_options, "status-keys", MODEKEY_EMACS);
1.18 nicm 414: options_set_number(&global_s_options, "status-justify", 0);
1.28 nicm 415: options_set_string(&global_s_options, "status-left", "[#S]");
416: options_set_number(&global_s_options, "status-left-attr", 0);
417: options_set_number(&global_s_options, "status-left-fg", 8);
418: options_set_number(&global_s_options, "status-left-bg", 8);
1.12 nicm 419: options_set_number(&global_s_options, "status-left-length", 10);
1.1 nicm 420: options_set_string(
1.22 nicm 421: &global_s_options, "status-right", "\"#22T\" %%H:%%M %%d-%%b-%%y");
1.28 nicm 422: options_set_number(&global_s_options, "status-right-attr", 0);
423: options_set_number(&global_s_options, "status-right-fg", 8);
424: options_set_number(&global_s_options, "status-right-bg", 8);
425: options_set_number(&global_s_options, "status-right-length", 40);
1.15 nicm 426: if (flags & IDENTIFY_UTF8)
427: options_set_number(&global_s_options, "status-utf8", 1);
428: else
429: options_set_number(&global_s_options, "status-utf8", 0);
1.25 nicm 430: options_set_string(&global_s_options,
431: "terminal-overrides", "*88col*:colors=88,*256col*:colors=256");
1.35 nicm 432: options_set_string(&global_s_options, "update-environment", "DISPLAY "
433: "WINDOWID SSH_ASKPASS SSH_AUTH_SOCK SSH_AGENT_PID SSH_CONNECTION");
1.16 nicm 434: options_set_number(&global_s_options, "visual-activity", 0);
435: options_set_number(&global_s_options, "visual-bell", 0);
436: options_set_number(&global_s_options, "visual-content", 0);
1.1 nicm 437:
1.12 nicm 438: options_init(&global_w_options, NULL);
439: options_set_number(&global_w_options, "aggressive-resize", 0);
440: options_set_number(&global_w_options, "automatic-rename", 1);
441: options_set_number(&global_w_options, "clock-mode-colour", 4);
442: options_set_number(&global_w_options, "clock-mode-style", 1);
443: options_set_number(&global_w_options, "force-height", 0);
444: options_set_number(&global_w_options, "force-width", 0);
445: options_set_number(&global_w_options, "main-pane-width", 81);
446: options_set_number(&global_w_options, "main-pane-height", 24);
1.27 nicm 447: options_set_number(&global_w_options, "mode-attr", 0);
1.12 nicm 448: options_set_number(&global_w_options, "mode-bg", 3);
449: options_set_number(&global_w_options, "mode-fg", 0);
450: options_set_number(&global_w_options, "mode-keys", MODEKEY_EMACS);
1.34 nicm 451: options_set_number(&global_w_options, "mode-mouse", 0);
1.12 nicm 452: options_set_number(&global_w_options, "monitor-activity", 0);
453: options_set_string(&global_w_options, "monitor-content", "%s", "");
1.15 nicm 454: if (flags & IDENTIFY_UTF8)
455: options_set_number(&global_w_options, "utf8", 1);
456: else
457: options_set_number(&global_w_options, "utf8", 0);
1.12 nicm 458: options_set_number(&global_w_options, "window-status-attr", 0);
459: options_set_number(&global_w_options, "window-status-bg", 8);
460: options_set_number(&global_w_options, "window-status-fg", 8);
1.17 nicm 461: options_set_number(&global_w_options, "window-status-current-attr", 0);
462: options_set_number(&global_w_options, "window-status-current-bg", 8);
463: options_set_number(&global_w_options, "window-status-current-fg", 8);
1.12 nicm 464: options_set_number(&global_w_options, "xterm-keys", 0);
465: options_set_number(&global_w_options, "remain-on-exit", 0);
1.1 nicm 466:
467: if (cfg_file == NULL) {
468: home = getenv("HOME");
469: if (home == NULL || *home == '\0') {
470: pw = getpwuid(getuid());
471: if (pw != NULL)
472: home = pw->pw_dir;
473: }
474: xasprintf(&cfg_file, "%s/%s", home, DEFAULT_CFG);
475: if (access(cfg_file, R_OK) != 0) {
476: xfree(cfg_file);
477: cfg_file = NULL;
478: }
479: } else {
480: if (access(cfg_file, R_OK) != 0) {
481: log_warn("%s", cfg_file);
482: exit(1);
483: }
484: }
1.21 nicm 485:
1.1 nicm 486: if (label == NULL)
487: label = xstrdup("default");
488: if (path == NULL && (path = makesockpath(label)) == NULL) {
489: log_warn("can't create socket");
490: exit(1);
491: }
492: xfree(label);
493:
494: if (getcwd(cwd, sizeof cwd) == NULL) {
1.11 nicm 495: pw = getpwuid(getuid());
496: if (pw->pw_dir != NULL && *pw->pw_dir != '\0')
497: strlcpy(cwd, pw->pw_dir, sizeof cwd);
498: else
499: strlcpy(cwd, "/", sizeof cwd);
1.1 nicm 500: }
1.12 nicm 501: options_set_string(&global_s_options, "default-path", "%s", cwd);
1.1 nicm 502:
503: if (unlock) {
1.21 nicm 504: if (prepare_unlock(&msg, &buf, &len, argc) != 0)
1.1 nicm 505: exit(1);
1.21 nicm 506: } else {
507: if (prepare_cmd(&msg, &buf, &len, argc, argv) != 0)
1.1 nicm 508: exit(1);
1.21 nicm 509: }
510:
511: if (unlock)
1.20 nicm 512: cmdflags &= ~CMD_STARTSERVER;
1.21 nicm 513: else if (argc == 0)
1.30 nicm 514: cmdflags |= CMD_STARTSERVER|CMD_SENDENVIRON;
1.21 nicm 515: else {
516: /*
517: * It sucks parsing the command string twice (in client and
518: * later in server) but it is necessary to get the start server
519: * flag.
520: */
521: if ((cmdlist = cmd_list_parse(argc, argv, &cause)) == NULL) {
522: log_warnx("%s", cause);
523: exit(1);
1.1 nicm 524: }
1.21 nicm 525: cmdflags &= ~CMD_STARTSERVER;
1.1 nicm 526: TAILQ_FOREACH(cmd, cmdlist, qentry) {
1.29 nicm 527: if (cmd->entry->flags & CMD_STARTSERVER)
1.20 nicm 528: cmdflags |= CMD_STARTSERVER;
1.29 nicm 529: if (cmd->entry->flags & CMD_SENDENVIRON)
530: cmdflags |= CMD_SENDENVIRON;
1.1 nicm 531: }
1.21 nicm 532: cmd_list_free(cmdlist);
1.1 nicm 533: }
534:
535: memset(&cctx, 0, sizeof cctx);
1.20 nicm 536: if (client_init(path, &cctx, cmdflags, flags) != 0)
1.1 nicm 537: exit(1);
538: xfree(path);
539:
1.21 nicm 540: client_write_server(&cctx, msg, buf, len);
541: memset(buf, 0, len);
1.1 nicm 542:
543: retcode = 0;
544: for (;;) {
1.31 nicm 545: pfd.fd = cctx.ibuf.fd;
1.1 nicm 546: pfd.events = POLLIN;
1.31 nicm 547: if (cctx.ibuf.w.queued != 0)
1.1 nicm 548: pfd.events |= POLLOUT;
549:
1.31 nicm 550: if ((nfds = poll(&pfd, 1, INFTIM)) == -1) {
1.1 nicm 551: if (errno == EAGAIN || errno == EINTR)
552: continue;
553: fatal("poll failed");
554: }
1.31 nicm 555: if (nfds == 0)
556: continue;
557:
558: if (pfd.revents & (POLLERR|POLLHUP|POLLNVAL))
559: fatalx("socket error");
560:
561: if (pfd.revents & POLLIN) {
562: if (dispatch_imsg(&cctx, &retcode) != 0)
563: break;
564: }
565:
566: if (pfd.revents & POLLOUT) {
567: if (msgbuf_write(&cctx.ibuf.w) < 0)
568: fatalx("msgbuf_write failed");
569: }
570: }
571:
572: options_free(&global_s_options);
573: options_free(&global_w_options);
574:
575: return (retcode);
576: }
577:
578: int
579: dispatch_imsg(struct client_ctx *cctx, int *retcode)
580: {
581: struct imsg imsg;
582: ssize_t n, datalen;
583: struct msg_print_data printdata;
1.1 nicm 584:
1.31 nicm 585: if ((n = imsg_read(&cctx->ibuf)) == -1 || n == 0)
586: fatalx("imsg_read failed");
1.1 nicm 587:
1.31 nicm 588: for (;;) {
589: if ((n = imsg_get(&cctx->ibuf, &imsg)) == -1)
590: fatalx("imsg_get failed");
591: if (n == 0)
592: return (0);
593: datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1.1 nicm 594:
1.31 nicm 595: switch (imsg.hdr.type) {
1.1 nicm 596: case MSG_EXIT:
597: case MSG_SHUTDOWN:
1.31 nicm 598: if (datalen != 0)
599: fatalx("bad MSG_EXIT size");
600:
601: return (-1);
1.1 nicm 602: case MSG_ERROR:
1.31 nicm 603: *retcode = 1;
1.1 nicm 604: /* FALLTHROUGH */
605: case MSG_PRINT:
1.31 nicm 606: if (datalen != sizeof printdata)
1.1 nicm 607: fatalx("bad MSG_PRINT size");
1.31 nicm 608: memcpy(&printdata, imsg.data, sizeof printdata);
609: printdata.msg[(sizeof printdata.msg) - 1] = '\0';
1.21 nicm 610:
611: log_info("%s", printdata.msg);
1.31 nicm 612: break;
1.1 nicm 613: case MSG_READY:
1.31 nicm 614: if (datalen != 0)
615: fatalx("bad MSG_READY size");
616:
617: *retcode = client_main(cctx);
618: return (-1);
619: case MSG_VERSION:
620: if (datalen != 0)
621: fatalx("bad MSG_VERSION size");
622:
623: log_warnx("protocol version mismatch (client %u, "
624: "server %u)", PROTOCOL_VERSION, imsg.hdr.peerid);
625: *retcode = 1;
626: return (-1);
1.1 nicm 627: default:
1.31 nicm 628: fatalx("unexpected message");
1.1 nicm 629: }
1.31 nicm 630:
631: imsg_free(&imsg);
1.1 nicm 632: }
633: }