Annotation of src/usr.bin/tmux/cmd.c, Revision 1.174
1.174 ! nicm 1: /* $OpenBSD: cmd.c,v 1.173 2021/09/09 21:55:03 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_tree_entry;
38: extern const struct cmd_entry cmd_clear_history_entry;
1.164 nicm 39: extern const struct cmd_entry cmd_clear_prompt_history_entry;
1.105 nicm 40: extern const struct cmd_entry cmd_clock_mode_entry;
41: extern const struct cmd_entry cmd_command_prompt_entry;
42: extern const struct cmd_entry cmd_confirm_before_entry;
43: extern const struct cmd_entry cmd_copy_mode_entry;
1.161 nicm 44: extern const struct cmd_entry cmd_customize_mode_entry;
1.105 nicm 45: extern const struct cmd_entry cmd_delete_buffer_entry;
46: extern const struct cmd_entry cmd_detach_client_entry;
1.148 nicm 47: extern const struct cmd_entry cmd_display_menu_entry;
1.105 nicm 48: extern const struct cmd_entry cmd_display_message_entry;
1.157 nicm 49: extern const struct cmd_entry cmd_display_popup_entry;
1.105 nicm 50: extern const struct cmd_entry cmd_display_panes_entry;
51: extern const struct cmd_entry cmd_down_pane_entry;
52: extern const struct cmd_entry cmd_find_window_entry;
53: extern const struct cmd_entry cmd_has_session_entry;
54: extern const struct cmd_entry cmd_if_shell_entry;
55: extern const struct cmd_entry cmd_join_pane_entry;
56: extern const struct cmd_entry cmd_kill_pane_entry;
57: extern const struct cmd_entry cmd_kill_server_entry;
58: extern const struct cmd_entry cmd_kill_session_entry;
59: extern const struct cmd_entry cmd_kill_window_entry;
60: extern const struct cmd_entry cmd_last_pane_entry;
61: extern const struct cmd_entry cmd_last_window_entry;
62: extern const struct cmd_entry cmd_link_window_entry;
63: extern const struct cmd_entry cmd_list_buffers_entry;
64: extern const struct cmd_entry cmd_list_clients_entry;
65: extern const struct cmd_entry cmd_list_commands_entry;
66: extern const struct cmd_entry cmd_list_keys_entry;
67: extern const struct cmd_entry cmd_list_panes_entry;
68: extern const struct cmd_entry cmd_list_sessions_entry;
69: extern const struct cmd_entry cmd_list_windows_entry;
70: extern const struct cmd_entry cmd_load_buffer_entry;
71: extern const struct cmd_entry cmd_lock_client_entry;
72: extern const struct cmd_entry cmd_lock_server_entry;
73: extern const struct cmd_entry cmd_lock_session_entry;
74: extern const struct cmd_entry cmd_move_pane_entry;
75: extern const struct cmd_entry cmd_move_window_entry;
76: extern const struct cmd_entry cmd_new_session_entry;
77: extern const struct cmd_entry cmd_new_window_entry;
78: extern const struct cmd_entry cmd_next_layout_entry;
79: extern const struct cmd_entry cmd_next_window_entry;
80: extern const struct cmd_entry cmd_paste_buffer_entry;
81: extern const struct cmd_entry cmd_pipe_pane_entry;
82: extern const struct cmd_entry cmd_previous_layout_entry;
83: extern const struct cmd_entry cmd_previous_window_entry;
84: extern const struct cmd_entry cmd_refresh_client_entry;
85: extern const struct cmd_entry cmd_rename_session_entry;
86: extern const struct cmd_entry cmd_rename_window_entry;
87: extern const struct cmd_entry cmd_resize_pane_entry;
1.141 nicm 88: extern const struct cmd_entry cmd_resize_window_entry;
1.105 nicm 89: extern const struct cmd_entry cmd_respawn_pane_entry;
90: extern const struct cmd_entry cmd_respawn_window_entry;
91: extern const struct cmd_entry cmd_rotate_window_entry;
92: extern const struct cmd_entry cmd_run_shell_entry;
93: extern const struct cmd_entry cmd_save_buffer_entry;
94: extern const struct cmd_entry cmd_select_layout_entry;
95: extern const struct cmd_entry cmd_select_pane_entry;
96: extern const struct cmd_entry cmd_select_window_entry;
97: extern const struct cmd_entry cmd_send_keys_entry;
98: extern const struct cmd_entry cmd_send_prefix_entry;
1.174 ! nicm 99: extern const struct cmd_entry cmd_server_access_entry;
1.105 nicm 100: extern const struct cmd_entry cmd_set_buffer_entry;
101: extern const struct cmd_entry cmd_set_environment_entry;
1.107 nicm 102: extern const struct cmd_entry cmd_set_hook_entry;
1.105 nicm 103: extern const struct cmd_entry cmd_set_option_entry;
104: extern const struct cmd_entry cmd_set_window_option_entry;
105: extern const struct cmd_entry cmd_show_buffer_entry;
106: extern const struct cmd_entry cmd_show_environment_entry;
1.107 nicm 107: extern const struct cmd_entry cmd_show_hooks_entry;
1.105 nicm 108: extern const struct cmd_entry cmd_show_messages_entry;
109: extern const struct cmd_entry cmd_show_options_entry;
1.164 nicm 110: extern const struct cmd_entry cmd_show_prompt_history_entry;
1.105 nicm 111: extern const struct cmd_entry cmd_show_window_options_entry;
112: extern const struct cmd_entry cmd_source_file_entry;
113: extern const struct cmd_entry cmd_split_window_entry;
114: extern const struct cmd_entry cmd_start_server_entry;
115: extern const struct cmd_entry cmd_suspend_client_entry;
116: extern const struct cmd_entry cmd_swap_pane_entry;
117: extern const struct cmd_entry cmd_swap_window_entry;
118: extern const struct cmd_entry cmd_switch_client_entry;
119: extern const struct cmd_entry cmd_unbind_key_entry;
120: extern const struct cmd_entry cmd_unlink_window_entry;
121: extern const struct cmd_entry cmd_up_pane_entry;
122: extern const struct cmd_entry cmd_wait_for_entry;
1.1 nicm 123:
124: const struct cmd_entry *cmd_table[] = {
125: &cmd_attach_session_entry,
126: &cmd_bind_key_entry,
127: &cmd_break_pane_entry,
1.34 nicm 128: &cmd_capture_pane_entry,
1.42 nicm 129: &cmd_choose_buffer_entry,
1.15 nicm 130: &cmd_choose_client_entry,
1.67 nicm 131: &cmd_choose_tree_entry,
1.1 nicm 132: &cmd_clear_history_entry,
1.164 nicm 133: &cmd_clear_prompt_history_entry,
1.1 nicm 134: &cmd_clock_mode_entry,
135: &cmd_command_prompt_entry,
136: &cmd_confirm_before_entry,
137: &cmd_copy_mode_entry,
1.161 nicm 138: &cmd_customize_mode_entry,
1.1 nicm 139: &cmd_delete_buffer_entry,
140: &cmd_detach_client_entry,
1.148 nicm 141: &cmd_display_menu_entry,
1.7 nicm 142: &cmd_display_message_entry,
1.157 nicm 143: &cmd_display_popup_entry,
1.16 nicm 144: &cmd_display_panes_entry,
1.1 nicm 145: &cmd_find_window_entry,
146: &cmd_has_session_entry,
1.4 nicm 147: &cmd_if_shell_entry,
1.37 nicm 148: &cmd_join_pane_entry,
1.1 nicm 149: &cmd_kill_pane_entry,
150: &cmd_kill_server_entry,
151: &cmd_kill_session_entry,
152: &cmd_kill_window_entry,
1.45 nicm 153: &cmd_last_pane_entry,
1.1 nicm 154: &cmd_last_window_entry,
155: &cmd_link_window_entry,
156: &cmd_list_buffers_entry,
157: &cmd_list_clients_entry,
158: &cmd_list_commands_entry,
159: &cmd_list_keys_entry,
1.23 nicm 160: &cmd_list_panes_entry,
1.1 nicm 161: &cmd_list_sessions_entry,
162: &cmd_list_windows_entry,
163: &cmd_load_buffer_entry,
1.19 nicm 164: &cmd_lock_client_entry,
1.1 nicm 165: &cmd_lock_server_entry,
1.19 nicm 166: &cmd_lock_session_entry,
1.63 nicm 167: &cmd_move_pane_entry,
1.1 nicm 168: &cmd_move_window_entry,
169: &cmd_new_session_entry,
170: &cmd_new_window_entry,
171: &cmd_next_layout_entry,
172: &cmd_next_window_entry,
173: &cmd_paste_buffer_entry,
1.24 nicm 174: &cmd_pipe_pane_entry,
1.1 nicm 175: &cmd_previous_layout_entry,
176: &cmd_previous_window_entry,
177: &cmd_refresh_client_entry,
178: &cmd_rename_session_entry,
179: &cmd_rename_window_entry,
180: &cmd_resize_pane_entry,
1.141 nicm 181: &cmd_resize_window_entry,
1.56 nicm 182: &cmd_respawn_pane_entry,
1.1 nicm 183: &cmd_respawn_window_entry,
184: &cmd_rotate_window_entry,
1.17 nicm 185: &cmd_run_shell_entry,
1.1 nicm 186: &cmd_save_buffer_entry,
187: &cmd_select_layout_entry,
188: &cmd_select_pane_entry,
189: &cmd_select_window_entry,
190: &cmd_send_keys_entry,
191: &cmd_send_prefix_entry,
1.174 ! nicm 192: &cmd_server_access_entry,
1.1 nicm 193: &cmd_set_buffer_entry,
1.13 nicm 194: &cmd_set_environment_entry,
1.107 nicm 195: &cmd_set_hook_entry,
1.1 nicm 196: &cmd_set_option_entry,
197: &cmd_set_window_option_entry,
198: &cmd_show_buffer_entry,
1.13 nicm 199: &cmd_show_environment_entry,
1.107 nicm 200: &cmd_show_hooks_entry,
1.32 nicm 201: &cmd_show_messages_entry,
1.1 nicm 202: &cmd_show_options_entry,
1.164 nicm 203: &cmd_show_prompt_history_entry,
1.1 nicm 204: &cmd_show_window_options_entry,
205: &cmd_source_file_entry,
206: &cmd_split_window_entry,
207: &cmd_start_server_entry,
208: &cmd_suspend_client_entry,
209: &cmd_swap_pane_entry,
210: &cmd_swap_window_entry,
211: &cmd_switch_client_entry,
212: &cmd_unbind_key_entry,
213: &cmd_unlink_window_entry,
1.82 nicm 214: &cmd_wait_for_entry,
1.1 nicm 215: NULL
216: };
217:
1.158 nicm 218: /* Instance of a command. */
219: struct cmd {
220: const struct cmd_entry *entry;
221: struct args *args;
222: u_int group;
223:
224: char *file;
225: u_int line;
226:
227: TAILQ_ENTRY(cmd) qentry;
228: };
229: TAILQ_HEAD(cmds, cmd);
230:
231: /* Next group number for new command list. */
1.151 nicm 232: static u_int cmd_list_next_group = 1;
233:
1.158 nicm 234: /* Log an argument vector. */
1.150 nicm 235: void printflike(3, 4)
236: cmd_log_argv(int argc, char **argv, const char *fmt, ...)
1.140 nicm 237: {
1.150 nicm 238: char *prefix;
239: va_list ap;
240: int i;
241:
242: va_start(ap, fmt);
243: xvasprintf(&prefix, fmt, ap);
244: va_end(ap);
1.140 nicm 245:
246: for (i = 0; i < argc; i++)
247: log_debug("%s: argv[%d]=%s", prefix, i, argv[i]);
1.150 nicm 248: free(prefix);
1.140 nicm 249: }
250:
1.158 nicm 251: /* Prepend to an argument vector. */
1.149 nicm 252: void
1.165 nicm 253: cmd_prepend_argv(int *argc, char ***argv, const char *arg)
1.149 nicm 254: {
255: char **new_argv;
256: int i;
257:
258: new_argv = xreallocarray(NULL, (*argc) + 1, sizeof *new_argv);
259: new_argv[0] = xstrdup(arg);
260: for (i = 0; i < *argc; i++)
261: new_argv[1 + i] = (*argv)[i];
262:
263: free(*argv);
264: *argv = new_argv;
265: (*argc)++;
266: }
267:
1.158 nicm 268: /* Append to an argument vector. */
1.149 nicm 269: void
1.165 nicm 270: cmd_append_argv(int *argc, char ***argv, const char *arg)
1.149 nicm 271: {
272: *argv = xreallocarray(*argv, (*argc) + 1, sizeof **argv);
273: (*argv)[(*argc)++] = xstrdup(arg);
274: }
275:
1.158 nicm 276: /* Pack an argument vector up into a buffer. */
1.10 nicm 277: int
278: cmd_pack_argv(int argc, char **argv, char *buf, size_t len)
279: {
280: size_t arglen;
281: int i;
1.91 nicm 282:
283: if (argc == 0)
284: return (0);
1.150 nicm 285: cmd_log_argv(argc, argv, "%s", __func__);
1.10 nicm 286:
287: *buf = '\0';
288: for (i = 0; i < argc; i++) {
289: if (strlcpy(buf, argv[i], len) >= len)
290: return (-1);
291: arglen = strlen(argv[i]) + 1;
292: buf += arglen;
293: len -= arglen;
294: }
295:
296: return (0);
297: }
298:
1.158 nicm 299: /* Unpack an argument vector from a packed buffer. */
1.10 nicm 300: int
301: cmd_unpack_argv(char *buf, size_t len, int argc, char ***argv)
302: {
303: int i;
304: size_t arglen;
305:
306: if (argc == 0)
307: return (0);
308: *argv = xcalloc(argc, sizeof **argv);
309:
310: buf[len - 1] = '\0';
311: for (i = 0; i < argc; i++) {
312: if (len == 0) {
313: cmd_free_argv(argc, *argv);
314: return (-1);
315: }
316:
317: arglen = strlen(buf) + 1;
318: (*argv)[i] = xstrdup(buf);
1.140 nicm 319:
1.10 nicm 320: buf += arglen;
321: len -= arglen;
322: }
1.150 nicm 323: cmd_log_argv(argc, *argv, "%s", __func__);
1.10 nicm 324:
325: return (0);
1.46 nicm 326: }
327:
1.158 nicm 328: /* Copy an argument vector, ensuring it is terminated by NULL. */
1.46 nicm 329: char **
1.93 nicm 330: cmd_copy_argv(int argc, char **argv)
1.46 nicm 331: {
332: char **new_argv;
333: int i;
334:
335: if (argc == 0)
336: return (NULL);
1.94 nicm 337: new_argv = xcalloc(argc + 1, sizeof *new_argv);
1.46 nicm 338: for (i = 0; i < argc; i++) {
339: if (argv[i] != NULL)
340: new_argv[i] = xstrdup(argv[i]);
341: }
342: return (new_argv);
1.10 nicm 343: }
344:
1.158 nicm 345: /* Free an argument vector. */
1.10 nicm 346: void
347: cmd_free_argv(int argc, char **argv)
348: {
349: int i;
350:
351: if (argc == 0)
1.35 nicm 352: return;
1.68 nicm 353: for (i = 0; i < argc; i++)
354: free(argv[i]);
355: free(argv);
1.94 nicm 356: }
357:
1.158 nicm 358: /* Convert argument vector to a string. */
1.94 nicm 359: char *
360: cmd_stringify_argv(int argc, char **argv)
361: {
1.162 nicm 362: char *buf = NULL, *s;
363: size_t len = 0;
1.94 nicm 364: int i;
365:
366: if (argc == 0)
367: return (xstrdup(""));
368:
1.162 nicm 369: for (i = 0; i < argc; i++) {
370: s = args_escape(argv[i]);
371: log_debug("%s: %u %s = %s", __func__, i, argv[i], s);
1.94 nicm 372:
1.162 nicm 373: len += strlen(s) + 1;
1.98 nicm 374: buf = xrealloc(buf, len);
1.94 nicm 375:
376: if (i == 0)
377: *buf = '\0';
378: else
379: strlcat(buf, " ", len);
1.162 nicm 380: strlcat(buf, s, len);
381:
382: free(s);
1.94 nicm 383: }
384: return (buf);
1.10 nicm 385: }
386:
1.158 nicm 387: /* Get entry for command. */
388: const struct cmd_entry *
389: cmd_get_entry(struct cmd *cmd)
390: {
391: return (cmd->entry);
392: }
393:
394: /* Get arguments for command. */
395: struct args *
396: cmd_get_args(struct cmd *cmd)
397: {
398: return (cmd->args);
399: }
400:
1.159 nicm 401: /* Get group for command. */
402: u_int
403: cmd_get_group(struct cmd *cmd)
404: {
405: return (cmd->group);
406: }
407:
1.158 nicm 408: /* Get file and line for command. */
409: void
410: cmd_get_source(struct cmd *cmd, const char **file, u_int *line)
411: {
412: if (file != NULL)
413: *file = cmd->file;
414: if (line != NULL)
415: *line = cmd->line;
416: }
417:
418: /* Look for an alias for a command. */
1.149 nicm 419: char *
420: cmd_get_alias(const char *name)
1.135 nicm 421: {
1.149 nicm 422: struct options_entry *o;
423: struct options_array_item *a;
424: union options_value *ov;
425: size_t wanted, n;
426: const char *equals;
1.135 nicm 427:
428: o = options_get_only(global_options, "command-alias");
1.142 nicm 429: if (o == NULL)
1.149 nicm 430: return (NULL);
431: wanted = strlen(name);
1.135 nicm 432:
1.142 nicm 433: a = options_array_first(o);
434: while (a != NULL) {
1.143 nicm 435: ov = options_array_item_value(a);
1.149 nicm 436:
437: equals = strchr(ov->string, '=');
438: if (equals != NULL) {
439: n = equals - ov->string;
440: if (n == wanted && strncmp(name, ov->string, n) == 0)
441: return (xstrdup(equals + 1));
442: }
443:
1.142 nicm 444: a = options_array_next(a);
1.135 nicm 445: }
1.149 nicm 446: return (NULL);
447: }
1.135 nicm 448:
1.158 nicm 449: /* Look up a command entry by name. */
1.149 nicm 450: static const struct cmd_entry *
451: cmd_find(const char *name, char **cause)
452: {
1.152 nicm 453: const struct cmd_entry **loop, *entry, *found = NULL;
454: int ambiguous;
1.155 nicm 455: char s[8192];
1.135 nicm 456:
1.149 nicm 457: ambiguous = 0;
458: for (loop = cmd_table; *loop != NULL; loop++) {
459: entry = *loop;
460: if (entry->alias != NULL && strcmp(entry->alias, name) == 0) {
461: ambiguous = 0;
462: found = entry;
463: break;
464: }
1.135 nicm 465:
1.149 nicm 466: if (strncmp(entry->name, name, strlen(name)) != 0)
467: continue;
468: if (found != NULL)
469: ambiguous = 1;
470: found = entry;
1.135 nicm 471:
1.149 nicm 472: if (strcmp(entry->name, name) == 0)
473: break;
474: }
475: if (ambiguous)
476: goto ambiguous;
477: if (found == NULL) {
478: xasprintf(cause, "unknown command: %s", name);
479: return (NULL);
480: }
481: return (found);
1.135 nicm 482:
1.149 nicm 483: ambiguous:
484: *s = '\0';
485: for (loop = cmd_table; *loop != NULL; loop++) {
486: entry = *loop;
487: if (strncmp(entry->name, name, strlen(name)) != 0)
488: continue;
489: if (strlcat(s, entry->name, sizeof s) >= sizeof s)
490: break;
491: if (strlcat(s, ", ", sizeof s) >= sizeof s)
492: break;
493: }
494: s[strlen(s) - 2] = '\0';
495: xasprintf(cause, "ambiguous command: %s, could be: %s", name, s);
496: return (NULL);
1.135 nicm 497: }
498:
1.158 nicm 499: /* Parse a single command from an argument vector. */
1.1 nicm 500: struct cmd *
1.170 nicm 501: cmd_parse(struct args_value *values, u_int count, const char *file, u_int line,
502: char **cause)
1.1 nicm 503: {
1.149 nicm 504: const struct cmd_entry *entry;
1.27 deraadt 505: struct cmd *cmd;
1.49 nicm 506: struct args *args;
1.173 nicm 507: char *error = NULL;
1.1 nicm 508:
1.170 nicm 509: if (count == 0 || values[0].type != ARGS_STRING) {
1.2 nicm 510: xasprintf(cause, "no command");
1.1 nicm 511: return (NULL);
1.2 nicm 512: }
1.170 nicm 513: entry = cmd_find(values[0].string, cause);
1.149 nicm 514: if (entry == NULL)
1.1 nicm 515: return (NULL);
516:
1.171 nicm 517: args = args_parse(&entry->args, values, count, &error);
518: if (args == NULL && error == NULL) {
519: xasprintf(cause, "usage: %s %s", entry->name, entry->usage);
520: return (NULL);
521: }
1.170 nicm 522: if (args == NULL) {
1.171 nicm 523: xasprintf(cause, "command %s: %s", entry->name, error);
524: free(error);
1.170 nicm 525: return (NULL);
526: }
1.1 nicm 527:
1.80 nicm 528: cmd = xcalloc(1, sizeof *cmd);
1.1 nicm 529: cmd->entry = entry;
1.49 nicm 530: cmd->args = args;
1.80 nicm 531:
532: if (file != NULL)
533: cmd->file = xstrdup(file);
534: cmd->line = line;
535:
1.1 nicm 536: return (cmd);
1.149 nicm 537: }
538:
1.158 nicm 539: /* Free a command. */
1.149 nicm 540: void
541: cmd_free(struct cmd *cmd)
542: {
543: free(cmd->file);
544:
545: args_free(cmd->args);
546: free(cmd);
1.1 nicm 547: }
548:
1.172 nicm 549: /* Copy a command. */
550: struct cmd *
551: cmd_copy(struct cmd *cmd, int argc, char **argv)
552: {
553: struct cmd *new_cmd;
554:
555: new_cmd = xcalloc(1, sizeof *new_cmd);
556: new_cmd->entry = cmd->entry;
557: new_cmd->args = args_copy(cmd->args, argc, argv);
558:
559: if (cmd->file != NULL)
560: new_cmd->file = xstrdup(cmd->file);
561: new_cmd->line = cmd->line;
562:
563: return (new_cmd);
564: }
565:
1.158 nicm 566: /* Get a command as a string. */
1.106 nicm 567: char *
568: cmd_print(struct cmd *cmd)
1.1 nicm 569: {
1.106 nicm 570: char *out, *s;
571:
572: s = args_print(cmd->args);
573: if (*s != '\0')
574: xasprintf(&out, "%s %s", cmd->entry->name, s);
575: else
576: out = xstrdup(cmd->entry->name);
577: free(s);
1.49 nicm 578:
1.106 nicm 579: return (out);
1.151 nicm 580: }
581:
1.158 nicm 582: /* Create a new command list. */
1.151 nicm 583: struct cmd_list *
584: cmd_list_new(void)
585: {
586: struct cmd_list *cmdlist;
587:
588: cmdlist = xcalloc(1, sizeof *cmdlist);
589: cmdlist->references = 1;
590: cmdlist->group = cmd_list_next_group++;
1.158 nicm 591: cmdlist->list = xcalloc(1, sizeof *cmdlist->list);
592: TAILQ_INIT(cmdlist->list);
1.151 nicm 593: return (cmdlist);
594: }
595:
1.158 nicm 596: /* Append a command to a command list. */
1.151 nicm 597: void
598: cmd_list_append(struct cmd_list *cmdlist, struct cmd *cmd)
599: {
600: cmd->group = cmdlist->group;
1.158 nicm 601: TAILQ_INSERT_TAIL(cmdlist->list, cmd, qentry);
1.151 nicm 602: }
603:
1.168 nicm 604: /* Append all commands from one list to another. */
605: void
606: cmd_list_append_all(struct cmd_list *cmdlist, struct cmd_list *from)
607: {
608: struct cmd *cmd;
609:
610: TAILQ_FOREACH(cmd, from->list, qentry)
611: cmd->group = cmdlist->group;
612: TAILQ_CONCAT(cmdlist->list, from->list, qentry);
613: }
614:
615: /* Move all commands from one command list to another. */
1.151 nicm 616: void
617: cmd_list_move(struct cmd_list *cmdlist, struct cmd_list *from)
618: {
1.163 bket 619: TAILQ_CONCAT(cmdlist->list, from->list, qentry);
1.151 nicm 620: cmdlist->group = cmd_list_next_group++;
621: }
622:
1.158 nicm 623: /* Free a command list. */
1.151 nicm 624: void
625: cmd_list_free(struct cmd_list *cmdlist)
626: {
627: struct cmd *cmd, *cmd1;
628:
629: if (--cmdlist->references != 0)
630: return;
631:
1.158 nicm 632: TAILQ_FOREACH_SAFE(cmd, cmdlist->list, qentry, cmd1) {
633: TAILQ_REMOVE(cmdlist->list, cmd, qentry);
1.151 nicm 634: cmd_free(cmd);
635: }
1.158 nicm 636: free(cmdlist->list);
1.151 nicm 637: free(cmdlist);
1.172 nicm 638: }
639:
640: /* Copy a command list, expanding %s in arguments. */
641: struct cmd_list *
642: cmd_list_copy(struct cmd_list *cmdlist, int argc, char **argv)
643: {
644: struct cmd *cmd;
645: struct cmd_list *new_cmdlist;
646: struct cmd *new_cmd;
647: u_int group = cmdlist->group;
648: char *s;
649:
650: s = cmd_list_print(cmdlist, 0);
651: log_debug("%s: %s", __func__, s);
652: free(s);
653:
654: new_cmdlist = cmd_list_new();
655: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
656: if (cmd->group != group) {
657: new_cmdlist->group = cmd_list_next_group++;
658: group = cmd->group;
659: }
660: new_cmd = cmd_copy(cmd, argc, argv);
661: cmd_list_append(new_cmdlist, new_cmd);
662: }
663:
664: s = cmd_list_print(new_cmdlist, 0);
665: log_debug("%s: %s", __func__, s);
666: free(s);
667:
668: return (new_cmdlist);
1.151 nicm 669: }
670:
1.158 nicm 671: /* Get a command list as a string. */
1.151 nicm 672: char *
673: cmd_list_print(struct cmd_list *cmdlist, int escaped)
674: {
1.160 nicm 675: struct cmd *cmd, *next;
1.151 nicm 676: char *buf, *this;
677: size_t len;
678:
679: len = 1;
680: buf = xcalloc(1, len);
681:
1.158 nicm 682: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
1.151 nicm 683: this = cmd_print(cmd);
684:
1.160 nicm 685: len += strlen(this) + 6;
1.151 nicm 686: buf = xrealloc(buf, len);
687:
688: strlcat(buf, this, len);
1.160 nicm 689:
690: next = TAILQ_NEXT(cmd, qentry);
691: if (next != NULL) {
692: if (cmd->group != next->group) {
693: if (escaped)
694: strlcat(buf, " \\;\\; ", len);
695: else
696: strlcat(buf, " ;; ", len);
697: } else {
698: if (escaped)
699: strlcat(buf, " \\; ", len);
700: else
701: strlcat(buf, " ; ", len);
702: }
1.151 nicm 703: }
704:
705: free(this);
706: }
707:
708: return (buf);
1.158 nicm 709: }
710:
711: /* Get first command in list. */
712: struct cmd *
1.159 nicm 713: cmd_list_first(struct cmd_list *cmdlist)
1.158 nicm 714: {
1.159 nicm 715: return (TAILQ_FIRST(cmdlist->list));
1.158 nicm 716: }
717:
718: /* Get next command in list. */
719: struct cmd *
1.159 nicm 720: cmd_list_next(struct cmd *cmd)
1.158 nicm 721: {
1.159 nicm 722: return (TAILQ_NEXT(cmd, qentry));
1.158 nicm 723: }
724:
725: /* Do all of the commands in this command list have this flag? */
726: int
727: cmd_list_all_have(struct cmd_list *cmdlist, int flag)
728: {
729: struct cmd *cmd;
730:
731: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
732: if (~cmd->entry->flags & flag)
733: return (0);
734: }
735: return (1);
736: }
737:
738: /* Do any of the commands in this command list have this flag? */
739: int
740: cmd_list_any_have(struct cmd_list *cmdlist, int flag)
741: {
742: struct cmd *cmd;
743:
744: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
745: if (cmd->entry->flags & flag)
746: return (1);
747: }
748: return (0);
1.1 nicm 749: }
750:
1.99 nicm 751: /* Adjust current mouse position for a pane. */
752: int
753: cmd_mouse_at(struct window_pane *wp, struct mouse_event *m, u_int *xp,
754: u_int *yp, int last)
755: {
756: u_int x, y;
757:
758: if (last) {
1.145 nicm 759: x = m->lx + m->ox;
760: y = m->ly + m->oy;
1.99 nicm 761: } else {
1.146 nicm 762: x = m->x + m->ox;
763: y = m->y + m->oy;
1.99 nicm 764: }
1.145 nicm 765: log_debug("%s: x=%u, y=%u%s", __func__, x, y, last ? " (last)" : "");
1.99 nicm 766:
1.153 nicm 767: if (m->statusat == 0 && y >= m->statuslines)
768: y -= m->statuslines;
1.99 nicm 769:
770: if (x < wp->xoff || x >= wp->xoff + wp->sx)
771: return (-1);
772: if (y < wp->yoff || y >= wp->yoff + wp->sy)
773: return (-1);
774:
1.123 nicm 775: if (xp != NULL)
776: *xp = x - wp->xoff;
777: if (yp != NULL)
778: *yp = y - wp->yoff;
1.99 nicm 779: return (0);
780: }
781:
782: /* Get current mouse window if any. */
783: struct winlink *
784: cmd_mouse_window(struct mouse_event *m, struct session **sp)
785: {
786: struct session *s;
787: struct window *w;
1.147 nicm 788: struct winlink *wl;
1.99 nicm 789:
1.147 nicm 790: if (!m->valid)
1.99 nicm 791: return (NULL);
1.147 nicm 792: if (m->s == -1 || (s = session_find_by_id(m->s)) == NULL)
1.99 nicm 793: return (NULL);
1.147 nicm 794: if (m->w == -1)
795: wl = s->curw;
796: else {
797: if ((w = window_find_by_id(m->w)) == NULL)
798: return (NULL);
799: wl = winlink_find_by_window(&s->windows, w);
800: }
1.99 nicm 801: if (sp != NULL)
802: *sp = s;
1.147 nicm 803: return (wl);
1.99 nicm 804: }
805:
806: /* Get current mouse pane if any. */
807: struct window_pane *
1.104 nicm 808: cmd_mouse_pane(struct mouse_event *m, struct session **sp,
809: struct winlink **wlp)
1.99 nicm 810: {
811: struct winlink *wl;
812: struct window_pane *wp;
813:
814: if ((wl = cmd_mouse_window(m, sp)) == NULL)
815: return (NULL);
816: if ((wp = window_pane_find_by_id(m->wp)) == NULL)
817: return (NULL);
818: if (!window_has_pane(wl->window, wp))
819: return (NULL);
820:
821: if (wlp != NULL)
822: *wlp = wl;
1.43 nicm 823: return (wp);
1.15 nicm 824: }
825:
826: /* Replace the first %% or %idx in template by s. */
827: char *
1.75 nicm 828: cmd_template_replace(const char *template, const char *s, int idx)
1.15 nicm 829: {
1.75 nicm 830: char ch, *buf;
1.156 nicm 831: const char *ptr, *cp, quote[] = "\"\\$;~";
1.127 nicm 832: int replaced, quoted;
1.84 nicm 833: size_t len;
1.15 nicm 834:
1.76 nicm 835: if (strchr(template, '%') == NULL)
1.15 nicm 836: return (xstrdup(template));
837:
838: buf = xmalloc(1);
839: *buf = '\0';
840: len = 0;
841: replaced = 0;
842:
843: ptr = template;
844: while (*ptr != '\0') {
845: switch (ch = *ptr++) {
846: case '%':
847: if (*ptr < '1' || *ptr > '9' || *ptr - '0' != idx) {
848: if (*ptr != '%' || replaced)
849: break;
850: replaced = 1;
851: }
852: ptr++;
853:
1.127 nicm 854: quoted = (*ptr == '%');
855: if (quoted)
856: ptr++;
857:
1.132 nicm 858: buf = xrealloc(buf, len + (strlen(s) * 3) + 1);
1.127 nicm 859: for (cp = s; *cp != '\0'; cp++) {
1.131 nicm 860: if (quoted && strchr(quote, *cp) != NULL)
1.127 nicm 861: buf[len++] = '\\';
862: buf[len++] = *cp;
863: }
864: buf[len] = '\0';
1.15 nicm 865: continue;
866: }
1.98 nicm 867: buf = xrealloc(buf, len + 2);
1.15 nicm 868: buf[len++] = ch;
869: buf[len] = '\0';
870: }
871:
872: return (buf);
1.1 nicm 873: }