Annotation of src/usr.bin/tmux/cmd.c, Revision 1.124
1.124 ! nicm 1: /* $OpenBSD: cmd.c,v 1.123 2016/10/05 12:32:13 nicm Exp $ */
1.1 nicm 2:
3: /*
1.120 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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/time.h>
21:
1.5 nicm 22: #include <fnmatch.h>
23: #include <paths.h>
1.61 nicm 24: #include <pwd.h>
1.1 nicm 25: #include <stdlib.h>
26: #include <string.h>
27: #include <unistd.h>
28:
29: #include "tmux.h"
1.105 nicm 30:
31: extern const struct cmd_entry cmd_attach_session_entry;
32: extern const struct cmd_entry cmd_bind_key_entry;
33: extern const struct cmd_entry cmd_break_pane_entry;
34: extern const struct cmd_entry cmd_capture_pane_entry;
35: extern const struct cmd_entry cmd_choose_buffer_entry;
36: extern const struct cmd_entry cmd_choose_client_entry;
37: extern const struct cmd_entry cmd_choose_session_entry;
38: extern const struct cmd_entry cmd_choose_tree_entry;
39: extern const struct cmd_entry cmd_choose_window_entry;
40: extern const struct cmd_entry cmd_clear_history_entry;
41: extern const struct cmd_entry cmd_clock_mode_entry;
42: extern const struct cmd_entry cmd_command_prompt_entry;
43: extern const struct cmd_entry cmd_confirm_before_entry;
44: extern const struct cmd_entry cmd_copy_mode_entry;
45: extern const struct cmd_entry cmd_delete_buffer_entry;
46: extern const struct cmd_entry cmd_detach_client_entry;
47: extern const struct cmd_entry cmd_display_message_entry;
48: extern const struct cmd_entry cmd_display_panes_entry;
49: extern const struct cmd_entry cmd_down_pane_entry;
50: extern const struct cmd_entry cmd_find_window_entry;
51: extern const struct cmd_entry cmd_has_session_entry;
52: extern const struct cmd_entry cmd_if_shell_entry;
53: extern const struct cmd_entry cmd_join_pane_entry;
54: extern const struct cmd_entry cmd_kill_pane_entry;
55: extern const struct cmd_entry cmd_kill_server_entry;
56: extern const struct cmd_entry cmd_kill_session_entry;
57: extern const struct cmd_entry cmd_kill_window_entry;
58: extern const struct cmd_entry cmd_last_pane_entry;
59: extern const struct cmd_entry cmd_last_window_entry;
60: extern const struct cmd_entry cmd_link_window_entry;
61: extern const struct cmd_entry cmd_list_buffers_entry;
62: extern const struct cmd_entry cmd_list_clients_entry;
63: extern const struct cmd_entry cmd_list_commands_entry;
64: extern const struct cmd_entry cmd_list_keys_entry;
65: extern const struct cmd_entry cmd_list_panes_entry;
66: extern const struct cmd_entry cmd_list_sessions_entry;
67: extern const struct cmd_entry cmd_list_windows_entry;
68: extern const struct cmd_entry cmd_load_buffer_entry;
69: extern const struct cmd_entry cmd_lock_client_entry;
70: extern const struct cmd_entry cmd_lock_server_entry;
71: extern const struct cmd_entry cmd_lock_session_entry;
72: extern const struct cmd_entry cmd_move_pane_entry;
73: extern const struct cmd_entry cmd_move_window_entry;
74: extern const struct cmd_entry cmd_new_session_entry;
75: extern const struct cmd_entry cmd_new_window_entry;
76: extern const struct cmd_entry cmd_next_layout_entry;
77: extern const struct cmd_entry cmd_next_window_entry;
78: extern const struct cmd_entry cmd_paste_buffer_entry;
79: extern const struct cmd_entry cmd_pipe_pane_entry;
80: extern const struct cmd_entry cmd_previous_layout_entry;
81: extern const struct cmd_entry cmd_previous_window_entry;
82: extern const struct cmd_entry cmd_refresh_client_entry;
83: extern const struct cmd_entry cmd_rename_session_entry;
84: extern const struct cmd_entry cmd_rename_window_entry;
85: extern const struct cmd_entry cmd_resize_pane_entry;
86: extern const struct cmd_entry cmd_respawn_pane_entry;
87: extern const struct cmd_entry cmd_respawn_window_entry;
88: extern const struct cmd_entry cmd_rotate_window_entry;
89: extern const struct cmd_entry cmd_run_shell_entry;
90: extern const struct cmd_entry cmd_save_buffer_entry;
91: extern const struct cmd_entry cmd_select_layout_entry;
92: extern const struct cmd_entry cmd_select_pane_entry;
93: extern const struct cmd_entry cmd_select_window_entry;
94: extern const struct cmd_entry cmd_send_keys_entry;
95: extern const struct cmd_entry cmd_send_prefix_entry;
96: extern const struct cmd_entry cmd_server_info_entry;
97: extern const struct cmd_entry cmd_set_buffer_entry;
98: extern const struct cmd_entry cmd_set_environment_entry;
1.107 nicm 99: extern const struct cmd_entry cmd_set_hook_entry;
1.105 nicm 100: extern const struct cmd_entry cmd_set_option_entry;
101: extern const struct cmd_entry cmd_set_window_option_entry;
102: extern const struct cmd_entry cmd_show_buffer_entry;
103: extern const struct cmd_entry cmd_show_environment_entry;
1.107 nicm 104: extern const struct cmd_entry cmd_show_hooks_entry;
1.105 nicm 105: extern const struct cmd_entry cmd_show_messages_entry;
106: extern const struct cmd_entry cmd_show_options_entry;
107: extern const struct cmd_entry cmd_show_window_options_entry;
108: extern const struct cmd_entry cmd_source_file_entry;
109: extern const struct cmd_entry cmd_split_window_entry;
110: extern const struct cmd_entry cmd_start_server_entry;
111: extern const struct cmd_entry cmd_suspend_client_entry;
112: extern const struct cmd_entry cmd_swap_pane_entry;
113: extern const struct cmd_entry cmd_swap_window_entry;
114: extern const struct cmd_entry cmd_switch_client_entry;
115: extern const struct cmd_entry cmd_unbind_key_entry;
116: extern const struct cmd_entry cmd_unlink_window_entry;
117: extern const struct cmd_entry cmd_up_pane_entry;
118: extern const struct cmd_entry cmd_wait_for_entry;
1.1 nicm 119:
120: const struct cmd_entry *cmd_table[] = {
121: &cmd_attach_session_entry,
122: &cmd_bind_key_entry,
123: &cmd_break_pane_entry,
1.34 nicm 124: &cmd_capture_pane_entry,
1.42 nicm 125: &cmd_choose_buffer_entry,
1.15 nicm 126: &cmd_choose_client_entry,
1.1 nicm 127: &cmd_choose_session_entry,
1.67 nicm 128: &cmd_choose_tree_entry,
1.1 nicm 129: &cmd_choose_window_entry,
130: &cmd_clear_history_entry,
131: &cmd_clock_mode_entry,
132: &cmd_command_prompt_entry,
133: &cmd_confirm_before_entry,
134: &cmd_copy_mode_entry,
135: &cmd_delete_buffer_entry,
136: &cmd_detach_client_entry,
1.7 nicm 137: &cmd_display_message_entry,
1.16 nicm 138: &cmd_display_panes_entry,
1.1 nicm 139: &cmd_find_window_entry,
140: &cmd_has_session_entry,
1.4 nicm 141: &cmd_if_shell_entry,
1.37 nicm 142: &cmd_join_pane_entry,
1.1 nicm 143: &cmd_kill_pane_entry,
144: &cmd_kill_server_entry,
145: &cmd_kill_session_entry,
146: &cmd_kill_window_entry,
1.45 nicm 147: &cmd_last_pane_entry,
1.1 nicm 148: &cmd_last_window_entry,
149: &cmd_link_window_entry,
150: &cmd_list_buffers_entry,
151: &cmd_list_clients_entry,
152: &cmd_list_commands_entry,
153: &cmd_list_keys_entry,
1.23 nicm 154: &cmd_list_panes_entry,
1.1 nicm 155: &cmd_list_sessions_entry,
156: &cmd_list_windows_entry,
157: &cmd_load_buffer_entry,
1.19 nicm 158: &cmd_lock_client_entry,
1.1 nicm 159: &cmd_lock_server_entry,
1.19 nicm 160: &cmd_lock_session_entry,
1.63 nicm 161: &cmd_move_pane_entry,
1.1 nicm 162: &cmd_move_window_entry,
163: &cmd_new_session_entry,
164: &cmd_new_window_entry,
165: &cmd_next_layout_entry,
166: &cmd_next_window_entry,
167: &cmd_paste_buffer_entry,
1.24 nicm 168: &cmd_pipe_pane_entry,
1.1 nicm 169: &cmd_previous_layout_entry,
170: &cmd_previous_window_entry,
171: &cmd_refresh_client_entry,
172: &cmd_rename_session_entry,
173: &cmd_rename_window_entry,
174: &cmd_resize_pane_entry,
1.56 nicm 175: &cmd_respawn_pane_entry,
1.1 nicm 176: &cmd_respawn_window_entry,
177: &cmd_rotate_window_entry,
1.17 nicm 178: &cmd_run_shell_entry,
1.1 nicm 179: &cmd_save_buffer_entry,
180: &cmd_select_layout_entry,
181: &cmd_select_pane_entry,
182: &cmd_select_window_entry,
183: &cmd_send_keys_entry,
184: &cmd_send_prefix_entry,
185: &cmd_server_info_entry,
186: &cmd_set_buffer_entry,
1.13 nicm 187: &cmd_set_environment_entry,
1.107 nicm 188: &cmd_set_hook_entry,
1.1 nicm 189: &cmd_set_option_entry,
190: &cmd_set_window_option_entry,
191: &cmd_show_buffer_entry,
1.13 nicm 192: &cmd_show_environment_entry,
1.107 nicm 193: &cmd_show_hooks_entry,
1.32 nicm 194: &cmd_show_messages_entry,
1.1 nicm 195: &cmd_show_options_entry,
196: &cmd_show_window_options_entry,
197: &cmd_source_file_entry,
198: &cmd_split_window_entry,
199: &cmd_start_server_entry,
200: &cmd_suspend_client_entry,
201: &cmd_swap_pane_entry,
202: &cmd_swap_window_entry,
203: &cmd_switch_client_entry,
204: &cmd_unbind_key_entry,
205: &cmd_unlink_window_entry,
1.82 nicm 206: &cmd_wait_for_entry,
1.1 nicm 207: NULL
208: };
209:
1.10 nicm 210: int
211: cmd_pack_argv(int argc, char **argv, char *buf, size_t len)
212: {
213: size_t arglen;
214: int i;
1.91 nicm 215:
216: if (argc == 0)
217: return (0);
1.10 nicm 218:
219: *buf = '\0';
220: for (i = 0; i < argc; i++) {
221: if (strlcpy(buf, argv[i], len) >= len)
222: return (-1);
223: arglen = strlen(argv[i]) + 1;
224: buf += arglen;
225: len -= arglen;
226: }
227:
228: return (0);
229: }
230:
231: int
232: cmd_unpack_argv(char *buf, size_t len, int argc, char ***argv)
233: {
234: int i;
235: size_t arglen;
236:
237: if (argc == 0)
238: return (0);
239: *argv = xcalloc(argc, sizeof **argv);
240:
241: buf[len - 1] = '\0';
242: for (i = 0; i < argc; i++) {
243: if (len == 0) {
244: cmd_free_argv(argc, *argv);
245: return (-1);
246: }
247:
248: arglen = strlen(buf) + 1;
249: (*argv)[i] = xstrdup(buf);
250: buf += arglen;
251: len -= arglen;
252: }
253:
254: return (0);
1.46 nicm 255: }
256:
257: char **
1.93 nicm 258: cmd_copy_argv(int argc, char **argv)
1.46 nicm 259: {
260: char **new_argv;
261: int i;
262:
263: if (argc == 0)
264: return (NULL);
1.94 nicm 265: new_argv = xcalloc(argc + 1, sizeof *new_argv);
1.46 nicm 266: for (i = 0; i < argc; i++) {
267: if (argv[i] != NULL)
268: new_argv[i] = xstrdup(argv[i]);
269: }
270: return (new_argv);
1.10 nicm 271: }
272:
273: void
274: cmd_free_argv(int argc, char **argv)
275: {
276: int i;
277:
278: if (argc == 0)
1.35 nicm 279: return;
1.68 nicm 280: for (i = 0; i < argc; i++)
281: free(argv[i]);
282: free(argv);
1.94 nicm 283: }
284:
285: char *
286: cmd_stringify_argv(int argc, char **argv)
287: {
288: char *buf;
289: int i;
290: size_t len;
291:
292: if (argc == 0)
293: return (xstrdup(""));
294:
295: len = 0;
296: buf = NULL;
297:
298: for (i = 0; i < argc; i++) {
299: len += strlen(argv[i]) + 1;
1.98 nicm 300: buf = xrealloc(buf, len);
1.94 nicm 301:
302: if (i == 0)
303: *buf = '\0';
304: else
305: strlcat(buf, " ", len);
306: strlcat(buf, argv[i], len);
307: }
308: return (buf);
1.10 nicm 309: }
310:
1.1 nicm 311: struct cmd *
1.80 nicm 312: cmd_parse(int argc, char **argv, const char *file, u_int line, char **cause)
1.1 nicm 313: {
314: const struct cmd_entry **entryp, *entry;
1.27 deraadt 315: struct cmd *cmd;
1.49 nicm 316: struct args *args;
1.1 nicm 317: char s[BUFSIZ];
1.49 nicm 318: int ambiguous = 0;
1.1 nicm 319:
320: *cause = NULL;
1.2 nicm 321: if (argc == 0) {
322: xasprintf(cause, "no command");
1.1 nicm 323: return (NULL);
1.2 nicm 324: }
1.1 nicm 325:
326: entry = NULL;
327: for (entryp = cmd_table; *entryp != NULL; entryp++) {
328: if ((*entryp)->alias != NULL &&
329: strcmp((*entryp)->alias, argv[0]) == 0) {
1.3 nicm 330: ambiguous = 0;
1.1 nicm 331: entry = *entryp;
332: break;
333: }
334:
335: if (strncmp((*entryp)->name, argv[0], strlen(argv[0])) != 0)
336: continue;
337: if (entry != NULL)
1.3 nicm 338: ambiguous = 1;
1.1 nicm 339: entry = *entryp;
340:
341: /* Bail now if an exact match. */
342: if (strcmp(entry->name, argv[0]) == 0)
343: break;
344: }
1.3 nicm 345: if (ambiguous)
346: goto ambiguous;
1.1 nicm 347: if (entry == NULL) {
348: xasprintf(cause, "unknown command: %s", argv[0]);
349: return (NULL);
350: }
351:
1.117 nicm 352: args = args_parse(entry->args.template, argc, argv);
1.49 nicm 353: if (args == NULL)
354: goto usage;
1.117 nicm 355: if (entry->args.lower != -1 && args->argc < entry->args.lower)
1.49 nicm 356: goto usage;
1.117 nicm 357: if (entry->args.upper != -1 && args->argc > entry->args.upper)
1.49 nicm 358: goto usage;
1.1 nicm 359:
1.80 nicm 360: cmd = xcalloc(1, sizeof *cmd);
1.1 nicm 361: cmd->entry = entry;
1.49 nicm 362: cmd->args = args;
1.80 nicm 363:
364: if (file != NULL)
365: cmd->file = xstrdup(file);
366: cmd->line = line;
367:
1.1 nicm 368: return (cmd);
369:
370: ambiguous:
371: *s = '\0';
372: for (entryp = cmd_table; *entryp != NULL; entryp++) {
373: if (strncmp((*entryp)->name, argv[0], strlen(argv[0])) != 0)
374: continue;
375: if (strlcat(s, (*entryp)->name, sizeof s) >= sizeof s)
376: break;
377: if (strlcat(s, ", ", sizeof s) >= sizeof s)
378: break;
379: }
380: s[strlen(s) - 2] = '\0';
381: xasprintf(cause, "ambiguous command: %s, could be: %s", argv[0], s);
382: return (NULL);
383:
384: usage:
1.49 nicm 385: if (args != NULL)
386: args_free(args);
1.1 nicm 387: xasprintf(cause, "usage: %s %s", entry->name, entry->usage);
388: return (NULL);
1.108 nicm 389: }
390:
391: static int
1.121 nicm 392: cmd_prepare_state_flag(char c, const char *target, enum cmd_entry_flag flag,
393: struct cmd_q *cmdq, struct cmd_q *parent)
1.108 nicm 394: {
1.121 nicm 395: int targetflags, error;
396: struct cmd_find_state *fs = NULL;
397: struct cmd_find_state *current = NULL;
398: struct cmd_find_state tmp;
399:
400: if (flag == CMD_NONE ||
401: flag == CMD_CLIENT ||
402: flag == CMD_CLIENT_CANFAIL)
403: return (0);
404:
405: if (c == 't')
406: fs = &cmdq->state.tflag;
407: else if (c == 's')
408: fs = &cmdq->state.sflag;
1.118 nicm 409:
410: if (flag == CMD_SESSION_WITHPANE) {
411: if (target != NULL && target[strcspn(target, ":.")] != '\0')
412: flag = CMD_PANE;
413: else
414: flag = CMD_SESSION;
415: }
416:
1.121 nicm 417: targetflags = 0;
1.118 nicm 418: switch (flag) {
419: case CMD_SESSION:
420: case CMD_SESSION_CANFAIL:
421: case CMD_SESSION_PREFERUNATTACHED:
422: if (flag == CMD_SESSION_CANFAIL)
423: targetflags |= CMD_FIND_QUIET;
424: if (flag == CMD_SESSION_PREFERUNATTACHED)
425: targetflags |= CMD_FIND_PREFER_UNATTACHED;
1.108 nicm 426: break;
1.118 nicm 427: case CMD_MOVEW_R:
428: flag = CMD_WINDOW_INDEX;
1.110 nicm 429: /* FALLTHROUGH */
1.118 nicm 430: case CMD_WINDOW:
431: case CMD_WINDOW_CANFAIL:
432: case CMD_WINDOW_MARKED:
433: case CMD_WINDOW_INDEX:
434: if (flag == CMD_WINDOW_CANFAIL)
435: targetflags |= CMD_FIND_QUIET;
436: if (flag == CMD_WINDOW_MARKED)
437: targetflags |= CMD_FIND_DEFAULT_MARKED;
438: if (flag == CMD_WINDOW_INDEX)
439: targetflags |= CMD_FIND_WINDOW_INDEX;
1.108 nicm 440: break;
1.118 nicm 441: case CMD_PANE:
442: case CMD_PANE_CANFAIL:
443: case CMD_PANE_MARKED:
444: if (flag == CMD_PANE_CANFAIL)
445: targetflags |= CMD_FIND_QUIET;
446: if (flag == CMD_PANE_MARKED)
447: targetflags |= CMD_FIND_DEFAULT_MARKED;
1.121 nicm 448: break;
449: default:
450: fatalx("unknown %cflag %d", c, flag);
451: }
1.118 nicm 452:
1.121 nicm 453: log_debug("%s: flag %c %d %#x", __func__, c, flag, targetflags);
454: if (parent != NULL) {
455: if (c == 't')
456: current = &parent->state.tflag;
457: else if (c == 's')
458: current = &parent->state.sflag;
1.124 ! nicm 459: }
! 460: if (current == NULL || !cmd_find_valid_state(current)) {
1.121 nicm 461: error = cmd_find_current(&tmp, cmdq, targetflags);
462: if (error != 0 && ~targetflags & CMD_FIND_QUIET)
463: return (-1);
464: current = &tmp;
465: }
1.124 ! nicm 466: if (!cmd_find_empty_state(current) && !cmd_find_valid_state(current))
! 467: fatalx("invalid current state");
1.121 nicm 468:
469: switch (flag) {
470: case CMD_NONE:
471: case CMD_CLIENT:
472: case CMD_CLIENT_CANFAIL:
473: return (0);
474: case CMD_SESSION:
475: case CMD_SESSION_CANFAIL:
476: case CMD_SESSION_PREFERUNATTACHED:
477: case CMD_SESSION_WITHPANE:
478: error = cmd_find_target(fs, current, cmdq, target,
479: CMD_FIND_SESSION, targetflags);
480: if (error != 0 && ~targetflags & CMD_FIND_QUIET)
481: return (-1);
482: break;
483: case CMD_MOVEW_R:
484: error = cmd_find_target(fs, current, cmdq, target,
485: CMD_FIND_SESSION, CMD_FIND_QUIET);
486: if (error == 0)
487: break;
488: /* FALLTHROUGH */
489: case CMD_WINDOW:
490: case CMD_WINDOW_CANFAIL:
491: case CMD_WINDOW_MARKED:
492: case CMD_WINDOW_INDEX:
493: error = cmd_find_target(fs, current, cmdq, target,
494: CMD_FIND_WINDOW, targetflags);
495: if (error != 0 && ~targetflags & CMD_FIND_QUIET)
1.108 nicm 496: return (-1);
497: break;
1.121 nicm 498: case CMD_PANE:
499: case CMD_PANE_CANFAIL:
500: case CMD_PANE_MARKED:
501: error = cmd_find_target(fs, current, cmdq, target,
502: CMD_FIND_PANE, targetflags);
503: if (error != 0 && ~targetflags & CMD_FIND_QUIET)
504: return (-1);
505: break;
506: default:
507: fatalx("unknown %cflag %d", c, flag);
1.110 nicm 508: }
1.108 nicm 509: return (0);
510: }
511:
512: int
1.121 nicm 513: cmd_prepare_state(struct cmd *cmd, struct cmd_q *cmdq, struct cmd_q *parent)
1.108 nicm 514: {
1.118 nicm 515: const struct cmd_entry *entry = cmd->entry;
516: struct cmd_state *state = &cmdq->state;
517: char *tmp;
518: enum cmd_entry_flag flag;
519: const char *s;
520: int error;
1.108 nicm 521:
522: tmp = cmd_print(cmd);
1.118 nicm 523: log_debug("preparing state for %s (client %p)", tmp, cmdq->client);
1.108 nicm 524: free(tmp);
525:
1.119 nicm 526: state->c = NULL;
527: cmd_find_clear_state(&state->tflag, NULL, 0);
528: cmd_find_clear_state(&state->sflag, NULL, 0);
1.108 nicm 529:
1.118 nicm 530: flag = cmd->entry->cflag;
531: if (flag == CMD_NONE) {
532: flag = cmd->entry->tflag;
533: if (flag == CMD_CLIENT || flag == CMD_CLIENT_CANFAIL)
534: s = args_get(cmd->args, 't');
1.116 nicm 535: else
1.118 nicm 536: s = NULL;
537: } else
538: s = args_get(cmd->args, 'c');
539: switch (flag) {
540: case CMD_CLIENT:
541: state->c = cmd_find_client(cmdq, s, 0);
542: if (state->c == NULL)
1.108 nicm 543: return (-1);
544: break;
1.118 nicm 545: default:
546: state->c = cmd_find_client(cmdq, s, 1);
1.108 nicm 547: break;
548: }
549:
1.118 nicm 550: s = args_get(cmd->args, 't');
551: log_debug("preparing -t state: target %s", s == NULL ? "none" : s);
552:
1.121 nicm 553: error = cmd_prepare_state_flag('t', s, entry->tflag, cmdq, parent);
1.118 nicm 554: if (error != 0)
555: return (error);
556:
557: s = args_get(cmd->args, 's');
558: log_debug("preparing -s state: target %s", s == NULL ? "none" : s);
559:
1.121 nicm 560: error = cmd_prepare_state_flag('s', s, entry->sflag, cmdq, parent);
1.118 nicm 561: if (error != 0)
562: return (error);
1.124 ! nicm 563:
! 564: if (!cmd_find_empty_state(&state->tflag) &&
! 565: !cmd_find_valid_state(&state->tflag))
! 566: fatalx("invalid -t state");
! 567: if (!cmd_find_empty_state(&state->sflag) &&
! 568: !cmd_find_valid_state(&state->sflag))
! 569: fatalx("invalid -s state");
1.118 nicm 570:
571: return (0);
1.1 nicm 572: }
573:
1.106 nicm 574: char *
575: cmd_print(struct cmd *cmd)
1.1 nicm 576: {
1.106 nicm 577: char *out, *s;
578:
579: s = args_print(cmd->args);
580: if (*s != '\0')
581: xasprintf(&out, "%s %s", cmd->entry->name, s);
582: else
583: out = xstrdup(cmd->entry->name);
584: free(s);
1.49 nicm 585:
1.106 nicm 586: return (out);
1.1 nicm 587: }
588:
1.99 nicm 589: /* Adjust current mouse position for a pane. */
590: int
591: cmd_mouse_at(struct window_pane *wp, struct mouse_event *m, u_int *xp,
592: u_int *yp, int last)
593: {
594: u_int x, y;
595:
596: if (last) {
597: x = m->lx;
598: y = m->ly;
599: } else {
600: x = m->x;
601: y = m->y;
602: }
603:
604: if (m->statusat == 0 && y > 0)
605: y--;
606: else if (m->statusat > 0 && y >= (u_int)m->statusat)
607: y = m->statusat - 1;
608:
609: if (x < wp->xoff || x >= wp->xoff + wp->sx)
610: return (-1);
611: if (y < wp->yoff || y >= wp->yoff + wp->sy)
612: return (-1);
613:
1.123 nicm 614: if (xp != NULL)
615: *xp = x - wp->xoff;
616: if (yp != NULL)
617: *yp = y - wp->yoff;
1.99 nicm 618: return (0);
619: }
620:
621: /* Get current mouse window if any. */
622: struct winlink *
623: cmd_mouse_window(struct mouse_event *m, struct session **sp)
624: {
625: struct session *s;
626: struct window *w;
627:
628: if (!m->valid || m->s == -1 || m->w == -1)
629: return (NULL);
630: if ((s = session_find_by_id(m->s)) == NULL)
631: return (NULL);
632: if ((w = window_find_by_id(m->w)) == NULL)
633: return (NULL);
634:
635: if (sp != NULL)
636: *sp = s;
637: return (winlink_find_by_window(&s->windows, w));
638: }
639:
640: /* Get current mouse pane if any. */
641: struct window_pane *
1.104 nicm 642: cmd_mouse_pane(struct mouse_event *m, struct session **sp,
643: struct winlink **wlp)
1.99 nicm 644: {
645: struct winlink *wl;
646: struct window_pane *wp;
647:
648: if ((wl = cmd_mouse_window(m, sp)) == NULL)
649: return (NULL);
650: if ((wp = window_pane_find_by_id(m->wp)) == NULL)
651: return (NULL);
652: if (!window_has_pane(wl->window, wp))
653: return (NULL);
654:
655: if (wlp != NULL)
656: *wlp = wl;
1.43 nicm 657: return (wp);
1.15 nicm 658: }
659:
660: /* Replace the first %% or %idx in template by s. */
661: char *
1.75 nicm 662: cmd_template_replace(const char *template, const char *s, int idx)
1.15 nicm 663: {
1.75 nicm 664: char ch, *buf;
665: const char *ptr;
1.84 nicm 666: int replaced;
667: size_t len;
1.15 nicm 668:
1.76 nicm 669: if (strchr(template, '%') == NULL)
1.15 nicm 670: return (xstrdup(template));
671:
672: buf = xmalloc(1);
673: *buf = '\0';
674: len = 0;
675: replaced = 0;
676:
677: ptr = template;
678: while (*ptr != '\0') {
679: switch (ch = *ptr++) {
680: case '%':
681: if (*ptr < '1' || *ptr > '9' || *ptr - '0' != idx) {
682: if (*ptr != '%' || replaced)
683: break;
684: replaced = 1;
685: }
686: ptr++;
687:
688: len += strlen(s);
1.98 nicm 689: buf = xrealloc(buf, len + 1);
1.15 nicm 690: strlcat(buf, s, len + 1);
691: continue;
692: }
1.98 nicm 693: buf = xrealloc(buf, len + 2);
1.15 nicm 694: buf[len++] = ch;
695: buf[len] = '\0';
696: }
697:
698: return (buf);
1.1 nicm 699: }
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