Annotation of src/usr.bin/tmux/cmd.c, Revision 1.173
1.173 ! nicm 1: /* $OpenBSD: cmd.c,v 1.172 2021/08/27 17:25:55 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;
99: extern const struct cmd_entry cmd_set_buffer_entry;
100: extern const struct cmd_entry cmd_set_environment_entry;
1.107 nicm 101: extern const struct cmd_entry cmd_set_hook_entry;
1.105 nicm 102: extern const struct cmd_entry cmd_set_option_entry;
103: extern const struct cmd_entry cmd_set_window_option_entry;
104: extern const struct cmd_entry cmd_show_buffer_entry;
105: extern const struct cmd_entry cmd_show_environment_entry;
1.107 nicm 106: extern const struct cmd_entry cmd_show_hooks_entry;
1.105 nicm 107: extern const struct cmd_entry cmd_show_messages_entry;
108: extern const struct cmd_entry cmd_show_options_entry;
1.164 nicm 109: extern const struct cmd_entry cmd_show_prompt_history_entry;
1.105 nicm 110: extern const struct cmd_entry cmd_show_window_options_entry;
111: extern const struct cmd_entry cmd_source_file_entry;
112: extern const struct cmd_entry cmd_split_window_entry;
113: extern const struct cmd_entry cmd_start_server_entry;
114: extern const struct cmd_entry cmd_suspend_client_entry;
115: extern const struct cmd_entry cmd_swap_pane_entry;
116: extern const struct cmd_entry cmd_swap_window_entry;
117: extern const struct cmd_entry cmd_switch_client_entry;
118: extern const struct cmd_entry cmd_unbind_key_entry;
119: extern const struct cmd_entry cmd_unlink_window_entry;
120: extern const struct cmd_entry cmd_up_pane_entry;
121: extern const struct cmd_entry cmd_wait_for_entry;
1.1 nicm 122:
123: const struct cmd_entry *cmd_table[] = {
124: &cmd_attach_session_entry,
125: &cmd_bind_key_entry,
126: &cmd_break_pane_entry,
1.34 nicm 127: &cmd_capture_pane_entry,
1.42 nicm 128: &cmd_choose_buffer_entry,
1.15 nicm 129: &cmd_choose_client_entry,
1.67 nicm 130: &cmd_choose_tree_entry,
1.1 nicm 131: &cmd_clear_history_entry,
1.164 nicm 132: &cmd_clear_prompt_history_entry,
1.1 nicm 133: &cmd_clock_mode_entry,
134: &cmd_command_prompt_entry,
135: &cmd_confirm_before_entry,
136: &cmd_copy_mode_entry,
1.161 nicm 137: &cmd_customize_mode_entry,
1.1 nicm 138: &cmd_delete_buffer_entry,
139: &cmd_detach_client_entry,
1.148 nicm 140: &cmd_display_menu_entry,
1.7 nicm 141: &cmd_display_message_entry,
1.157 nicm 142: &cmd_display_popup_entry,
1.16 nicm 143: &cmd_display_panes_entry,
1.1 nicm 144: &cmd_find_window_entry,
145: &cmd_has_session_entry,
1.4 nicm 146: &cmd_if_shell_entry,
1.37 nicm 147: &cmd_join_pane_entry,
1.1 nicm 148: &cmd_kill_pane_entry,
149: &cmd_kill_server_entry,
150: &cmd_kill_session_entry,
151: &cmd_kill_window_entry,
1.45 nicm 152: &cmd_last_pane_entry,
1.1 nicm 153: &cmd_last_window_entry,
154: &cmd_link_window_entry,
155: &cmd_list_buffers_entry,
156: &cmd_list_clients_entry,
157: &cmd_list_commands_entry,
158: &cmd_list_keys_entry,
1.23 nicm 159: &cmd_list_panes_entry,
1.1 nicm 160: &cmd_list_sessions_entry,
161: &cmd_list_windows_entry,
162: &cmd_load_buffer_entry,
1.19 nicm 163: &cmd_lock_client_entry,
1.1 nicm 164: &cmd_lock_server_entry,
1.19 nicm 165: &cmd_lock_session_entry,
1.63 nicm 166: &cmd_move_pane_entry,
1.1 nicm 167: &cmd_move_window_entry,
168: &cmd_new_session_entry,
169: &cmd_new_window_entry,
170: &cmd_next_layout_entry,
171: &cmd_next_window_entry,
172: &cmd_paste_buffer_entry,
1.24 nicm 173: &cmd_pipe_pane_entry,
1.1 nicm 174: &cmd_previous_layout_entry,
175: &cmd_previous_window_entry,
176: &cmd_refresh_client_entry,
177: &cmd_rename_session_entry,
178: &cmd_rename_window_entry,
179: &cmd_resize_pane_entry,
1.141 nicm 180: &cmd_resize_window_entry,
1.56 nicm 181: &cmd_respawn_pane_entry,
1.1 nicm 182: &cmd_respawn_window_entry,
183: &cmd_rotate_window_entry,
1.17 nicm 184: &cmd_run_shell_entry,
1.1 nicm 185: &cmd_save_buffer_entry,
186: &cmd_select_layout_entry,
187: &cmd_select_pane_entry,
188: &cmd_select_window_entry,
189: &cmd_send_keys_entry,
190: &cmd_send_prefix_entry,
191: &cmd_set_buffer_entry,
1.13 nicm 192: &cmd_set_environment_entry,
1.107 nicm 193: &cmd_set_hook_entry,
1.1 nicm 194: &cmd_set_option_entry,
195: &cmd_set_window_option_entry,
196: &cmd_show_buffer_entry,
1.13 nicm 197: &cmd_show_environment_entry,
1.107 nicm 198: &cmd_show_hooks_entry,
1.32 nicm 199: &cmd_show_messages_entry,
1.1 nicm 200: &cmd_show_options_entry,
1.164 nicm 201: &cmd_show_prompt_history_entry,
1.1 nicm 202: &cmd_show_window_options_entry,
203: &cmd_source_file_entry,
204: &cmd_split_window_entry,
205: &cmd_start_server_entry,
206: &cmd_suspend_client_entry,
207: &cmd_swap_pane_entry,
208: &cmd_swap_window_entry,
209: &cmd_switch_client_entry,
210: &cmd_unbind_key_entry,
211: &cmd_unlink_window_entry,
1.82 nicm 212: &cmd_wait_for_entry,
1.1 nicm 213: NULL
214: };
215:
1.158 nicm 216: /* Instance of a command. */
217: struct cmd {
218: const struct cmd_entry *entry;
219: struct args *args;
220: u_int group;
221:
222: char *file;
223: u_int line;
224:
225: TAILQ_ENTRY(cmd) qentry;
226: };
227: TAILQ_HEAD(cmds, cmd);
228:
229: /* Next group number for new command list. */
1.151 nicm 230: static u_int cmd_list_next_group = 1;
231:
1.158 nicm 232: /* Log an argument vector. */
1.150 nicm 233: void printflike(3, 4)
234: cmd_log_argv(int argc, char **argv, const char *fmt, ...)
1.140 nicm 235: {
1.150 nicm 236: char *prefix;
237: va_list ap;
238: int i;
239:
240: va_start(ap, fmt);
241: xvasprintf(&prefix, fmt, ap);
242: va_end(ap);
1.140 nicm 243:
244: for (i = 0; i < argc; i++)
245: log_debug("%s: argv[%d]=%s", prefix, i, argv[i]);
1.150 nicm 246: free(prefix);
1.140 nicm 247: }
248:
1.158 nicm 249: /* Prepend to an argument vector. */
1.149 nicm 250: void
1.165 nicm 251: cmd_prepend_argv(int *argc, char ***argv, const char *arg)
1.149 nicm 252: {
253: char **new_argv;
254: int i;
255:
256: new_argv = xreallocarray(NULL, (*argc) + 1, sizeof *new_argv);
257: new_argv[0] = xstrdup(arg);
258: for (i = 0; i < *argc; i++)
259: new_argv[1 + i] = (*argv)[i];
260:
261: free(*argv);
262: *argv = new_argv;
263: (*argc)++;
264: }
265:
1.158 nicm 266: /* Append to an argument vector. */
1.149 nicm 267: void
1.165 nicm 268: cmd_append_argv(int *argc, char ***argv, const char *arg)
1.149 nicm 269: {
270: *argv = xreallocarray(*argv, (*argc) + 1, sizeof **argv);
271: (*argv)[(*argc)++] = xstrdup(arg);
272: }
273:
1.158 nicm 274: /* Pack an argument vector up into a buffer. */
1.10 nicm 275: int
276: cmd_pack_argv(int argc, char **argv, char *buf, size_t len)
277: {
278: size_t arglen;
279: int i;
1.91 nicm 280:
281: if (argc == 0)
282: return (0);
1.150 nicm 283: cmd_log_argv(argc, argv, "%s", __func__);
1.10 nicm 284:
285: *buf = '\0';
286: for (i = 0; i < argc; i++) {
287: if (strlcpy(buf, argv[i], len) >= len)
288: return (-1);
289: arglen = strlen(argv[i]) + 1;
290: buf += arglen;
291: len -= arglen;
292: }
293:
294: return (0);
295: }
296:
1.158 nicm 297: /* Unpack an argument vector from a packed buffer. */
1.10 nicm 298: int
299: cmd_unpack_argv(char *buf, size_t len, int argc, char ***argv)
300: {
301: int i;
302: size_t arglen;
303:
304: if (argc == 0)
305: return (0);
306: *argv = xcalloc(argc, sizeof **argv);
307:
308: buf[len - 1] = '\0';
309: for (i = 0; i < argc; i++) {
310: if (len == 0) {
311: cmd_free_argv(argc, *argv);
312: return (-1);
313: }
314:
315: arglen = strlen(buf) + 1;
316: (*argv)[i] = xstrdup(buf);
1.140 nicm 317:
1.10 nicm 318: buf += arglen;
319: len -= arglen;
320: }
1.150 nicm 321: cmd_log_argv(argc, *argv, "%s", __func__);
1.10 nicm 322:
323: return (0);
1.46 nicm 324: }
325:
1.158 nicm 326: /* Copy an argument vector, ensuring it is terminated by NULL. */
1.46 nicm 327: char **
1.93 nicm 328: cmd_copy_argv(int argc, char **argv)
1.46 nicm 329: {
330: char **new_argv;
331: int i;
332:
333: if (argc == 0)
334: return (NULL);
1.94 nicm 335: new_argv = xcalloc(argc + 1, sizeof *new_argv);
1.46 nicm 336: for (i = 0; i < argc; i++) {
337: if (argv[i] != NULL)
338: new_argv[i] = xstrdup(argv[i]);
339: }
340: return (new_argv);
1.10 nicm 341: }
342:
1.158 nicm 343: /* Free an argument vector. */
1.10 nicm 344: void
345: cmd_free_argv(int argc, char **argv)
346: {
347: int i;
348:
349: if (argc == 0)
1.35 nicm 350: return;
1.68 nicm 351: for (i = 0; i < argc; i++)
352: free(argv[i]);
353: free(argv);
1.94 nicm 354: }
355:
1.158 nicm 356: /* Convert argument vector to a string. */
1.94 nicm 357: char *
358: cmd_stringify_argv(int argc, char **argv)
359: {
1.162 nicm 360: char *buf = NULL, *s;
361: size_t len = 0;
1.94 nicm 362: int i;
363:
364: if (argc == 0)
365: return (xstrdup(""));
366:
1.162 nicm 367: for (i = 0; i < argc; i++) {
368: s = args_escape(argv[i]);
369: log_debug("%s: %u %s = %s", __func__, i, argv[i], s);
1.94 nicm 370:
1.162 nicm 371: len += strlen(s) + 1;
1.98 nicm 372: buf = xrealloc(buf, len);
1.94 nicm 373:
374: if (i == 0)
375: *buf = '\0';
376: else
377: strlcat(buf, " ", len);
1.162 nicm 378: strlcat(buf, s, len);
379:
380: free(s);
1.94 nicm 381: }
382: return (buf);
1.10 nicm 383: }
384:
1.158 nicm 385: /* Get entry for command. */
386: const struct cmd_entry *
387: cmd_get_entry(struct cmd *cmd)
388: {
389: return (cmd->entry);
390: }
391:
392: /* Get arguments for command. */
393: struct args *
394: cmd_get_args(struct cmd *cmd)
395: {
396: return (cmd->args);
397: }
398:
1.159 nicm 399: /* Get group for command. */
400: u_int
401: cmd_get_group(struct cmd *cmd)
402: {
403: return (cmd->group);
404: }
405:
1.158 nicm 406: /* Get file and line for command. */
407: void
408: cmd_get_source(struct cmd *cmd, const char **file, u_int *line)
409: {
410: if (file != NULL)
411: *file = cmd->file;
412: if (line != NULL)
413: *line = cmd->line;
414: }
415:
416: /* Look for an alias for a command. */
1.149 nicm 417: char *
418: cmd_get_alias(const char *name)
1.135 nicm 419: {
1.149 nicm 420: struct options_entry *o;
421: struct options_array_item *a;
422: union options_value *ov;
423: size_t wanted, n;
424: const char *equals;
1.135 nicm 425:
426: o = options_get_only(global_options, "command-alias");
1.142 nicm 427: if (o == NULL)
1.149 nicm 428: return (NULL);
429: wanted = strlen(name);
1.135 nicm 430:
1.142 nicm 431: a = options_array_first(o);
432: while (a != NULL) {
1.143 nicm 433: ov = options_array_item_value(a);
1.149 nicm 434:
435: equals = strchr(ov->string, '=');
436: if (equals != NULL) {
437: n = equals - ov->string;
438: if (n == wanted && strncmp(name, ov->string, n) == 0)
439: return (xstrdup(equals + 1));
440: }
441:
1.142 nicm 442: a = options_array_next(a);
1.135 nicm 443: }
1.149 nicm 444: return (NULL);
445: }
1.135 nicm 446:
1.158 nicm 447: /* Look up a command entry by name. */
1.149 nicm 448: static const struct cmd_entry *
449: cmd_find(const char *name, char **cause)
450: {
1.152 nicm 451: const struct cmd_entry **loop, *entry, *found = NULL;
452: int ambiguous;
1.155 nicm 453: char s[8192];
1.135 nicm 454:
1.149 nicm 455: ambiguous = 0;
456: for (loop = cmd_table; *loop != NULL; loop++) {
457: entry = *loop;
458: if (entry->alias != NULL && strcmp(entry->alias, name) == 0) {
459: ambiguous = 0;
460: found = entry;
461: break;
462: }
1.135 nicm 463:
1.149 nicm 464: if (strncmp(entry->name, name, strlen(name)) != 0)
465: continue;
466: if (found != NULL)
467: ambiguous = 1;
468: found = entry;
1.135 nicm 469:
1.149 nicm 470: if (strcmp(entry->name, name) == 0)
471: break;
472: }
473: if (ambiguous)
474: goto ambiguous;
475: if (found == NULL) {
476: xasprintf(cause, "unknown command: %s", name);
477: return (NULL);
478: }
479: return (found);
1.135 nicm 480:
1.149 nicm 481: ambiguous:
482: *s = '\0';
483: for (loop = cmd_table; *loop != NULL; loop++) {
484: entry = *loop;
485: if (strncmp(entry->name, name, strlen(name)) != 0)
486: continue;
487: if (strlcat(s, entry->name, sizeof s) >= sizeof s)
488: break;
489: if (strlcat(s, ", ", sizeof s) >= sizeof s)
490: break;
491: }
492: s[strlen(s) - 2] = '\0';
493: xasprintf(cause, "ambiguous command: %s, could be: %s", name, s);
494: return (NULL);
1.135 nicm 495: }
496:
1.158 nicm 497: /* Parse a single command from an argument vector. */
1.1 nicm 498: struct cmd *
1.170 nicm 499: cmd_parse(struct args_value *values, u_int count, const char *file, u_int line,
500: char **cause)
1.1 nicm 501: {
1.149 nicm 502: const struct cmd_entry *entry;
1.27 deraadt 503: struct cmd *cmd;
1.49 nicm 504: struct args *args;
1.173 ! nicm 505: char *error = NULL;
1.1 nicm 506:
1.170 nicm 507: if (count == 0 || values[0].type != ARGS_STRING) {
1.2 nicm 508: xasprintf(cause, "no command");
1.1 nicm 509: return (NULL);
1.2 nicm 510: }
1.170 nicm 511: entry = cmd_find(values[0].string, cause);
1.149 nicm 512: if (entry == NULL)
1.1 nicm 513: return (NULL);
514:
1.171 nicm 515: args = args_parse(&entry->args, values, count, &error);
516: if (args == NULL && error == NULL) {
517: xasprintf(cause, "usage: %s %s", entry->name, entry->usage);
518: return (NULL);
519: }
1.170 nicm 520: if (args == NULL) {
1.171 nicm 521: xasprintf(cause, "command %s: %s", entry->name, error);
522: free(error);
1.170 nicm 523: return (NULL);
524: }
1.1 nicm 525:
1.80 nicm 526: cmd = xcalloc(1, sizeof *cmd);
1.1 nicm 527: cmd->entry = entry;
1.49 nicm 528: cmd->args = args;
1.80 nicm 529:
530: if (file != NULL)
531: cmd->file = xstrdup(file);
532: cmd->line = line;
533:
1.1 nicm 534: return (cmd);
1.149 nicm 535: }
536:
1.158 nicm 537: /* Free a command. */
1.149 nicm 538: void
539: cmd_free(struct cmd *cmd)
540: {
541: free(cmd->file);
542:
543: args_free(cmd->args);
544: free(cmd);
1.1 nicm 545: }
546:
1.172 nicm 547: /* Copy a command. */
548: struct cmd *
549: cmd_copy(struct cmd *cmd, int argc, char **argv)
550: {
551: struct cmd *new_cmd;
552:
553: new_cmd = xcalloc(1, sizeof *new_cmd);
554: new_cmd->entry = cmd->entry;
555: new_cmd->args = args_copy(cmd->args, argc, argv);
556:
557: if (cmd->file != NULL)
558: new_cmd->file = xstrdup(cmd->file);
559: new_cmd->line = cmd->line;
560:
561: return (new_cmd);
562: }
563:
1.158 nicm 564: /* Get a command as a string. */
1.106 nicm 565: char *
566: cmd_print(struct cmd *cmd)
1.1 nicm 567: {
1.106 nicm 568: char *out, *s;
569:
570: s = args_print(cmd->args);
571: if (*s != '\0')
572: xasprintf(&out, "%s %s", cmd->entry->name, s);
573: else
574: out = xstrdup(cmd->entry->name);
575: free(s);
1.49 nicm 576:
1.106 nicm 577: return (out);
1.151 nicm 578: }
579:
1.158 nicm 580: /* Create a new command list. */
1.151 nicm 581: struct cmd_list *
582: cmd_list_new(void)
583: {
584: struct cmd_list *cmdlist;
585:
586: cmdlist = xcalloc(1, sizeof *cmdlist);
587: cmdlist->references = 1;
588: cmdlist->group = cmd_list_next_group++;
1.158 nicm 589: cmdlist->list = xcalloc(1, sizeof *cmdlist->list);
590: TAILQ_INIT(cmdlist->list);
1.151 nicm 591: return (cmdlist);
592: }
593:
1.158 nicm 594: /* Append a command to a command list. */
1.151 nicm 595: void
596: cmd_list_append(struct cmd_list *cmdlist, struct cmd *cmd)
597: {
598: cmd->group = cmdlist->group;
1.158 nicm 599: TAILQ_INSERT_TAIL(cmdlist->list, cmd, qentry);
1.151 nicm 600: }
601:
1.168 nicm 602: /* Append all commands from one list to another. */
603: void
604: cmd_list_append_all(struct cmd_list *cmdlist, struct cmd_list *from)
605: {
606: struct cmd *cmd;
607:
608: TAILQ_FOREACH(cmd, from->list, qentry)
609: cmd->group = cmdlist->group;
610: TAILQ_CONCAT(cmdlist->list, from->list, qentry);
611: }
612:
613: /* Move all commands from one command list to another. */
1.151 nicm 614: void
615: cmd_list_move(struct cmd_list *cmdlist, struct cmd_list *from)
616: {
1.163 bket 617: TAILQ_CONCAT(cmdlist->list, from->list, qentry);
1.151 nicm 618: cmdlist->group = cmd_list_next_group++;
619: }
620:
1.158 nicm 621: /* Free a command list. */
1.151 nicm 622: void
623: cmd_list_free(struct cmd_list *cmdlist)
624: {
625: struct cmd *cmd, *cmd1;
626:
627: if (--cmdlist->references != 0)
628: return;
629:
1.158 nicm 630: TAILQ_FOREACH_SAFE(cmd, cmdlist->list, qentry, cmd1) {
631: TAILQ_REMOVE(cmdlist->list, cmd, qentry);
1.151 nicm 632: cmd_free(cmd);
633: }
1.158 nicm 634: free(cmdlist->list);
1.151 nicm 635: free(cmdlist);
1.172 nicm 636: }
637:
638: /* Copy a command list, expanding %s in arguments. */
639: struct cmd_list *
640: cmd_list_copy(struct cmd_list *cmdlist, int argc, char **argv)
641: {
642: struct cmd *cmd;
643: struct cmd_list *new_cmdlist;
644: struct cmd *new_cmd;
645: u_int group = cmdlist->group;
646: char *s;
647:
648: s = cmd_list_print(cmdlist, 0);
649: log_debug("%s: %s", __func__, s);
650: free(s);
651:
652: new_cmdlist = cmd_list_new();
653: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
654: if (cmd->group != group) {
655: new_cmdlist->group = cmd_list_next_group++;
656: group = cmd->group;
657: }
658: new_cmd = cmd_copy(cmd, argc, argv);
659: cmd_list_append(new_cmdlist, new_cmd);
660: }
661:
662: s = cmd_list_print(new_cmdlist, 0);
663: log_debug("%s: %s", __func__, s);
664: free(s);
665:
666: return (new_cmdlist);
1.151 nicm 667: }
668:
1.158 nicm 669: /* Get a command list as a string. */
1.151 nicm 670: char *
671: cmd_list_print(struct cmd_list *cmdlist, int escaped)
672: {
1.160 nicm 673: struct cmd *cmd, *next;
1.151 nicm 674: char *buf, *this;
675: size_t len;
676:
677: len = 1;
678: buf = xcalloc(1, len);
679:
1.158 nicm 680: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
1.151 nicm 681: this = cmd_print(cmd);
682:
1.160 nicm 683: len += strlen(this) + 6;
1.151 nicm 684: buf = xrealloc(buf, len);
685:
686: strlcat(buf, this, len);
1.160 nicm 687:
688: next = TAILQ_NEXT(cmd, qentry);
689: if (next != NULL) {
690: if (cmd->group != next->group) {
691: if (escaped)
692: strlcat(buf, " \\;\\; ", len);
693: else
694: strlcat(buf, " ;; ", len);
695: } else {
696: if (escaped)
697: strlcat(buf, " \\; ", len);
698: else
699: strlcat(buf, " ; ", len);
700: }
1.151 nicm 701: }
702:
703: free(this);
704: }
705:
706: return (buf);
1.158 nicm 707: }
708:
709: /* Get first command in list. */
710: struct cmd *
1.159 nicm 711: cmd_list_first(struct cmd_list *cmdlist)
1.158 nicm 712: {
1.159 nicm 713: return (TAILQ_FIRST(cmdlist->list));
1.158 nicm 714: }
715:
716: /* Get next command in list. */
717: struct cmd *
1.159 nicm 718: cmd_list_next(struct cmd *cmd)
1.158 nicm 719: {
1.159 nicm 720: return (TAILQ_NEXT(cmd, qentry));
1.158 nicm 721: }
722:
723: /* Do all of the commands in this command list have this flag? */
724: int
725: cmd_list_all_have(struct cmd_list *cmdlist, int flag)
726: {
727: struct cmd *cmd;
728:
729: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
730: if (~cmd->entry->flags & flag)
731: return (0);
732: }
733: return (1);
734: }
735:
736: /* Do any of the commands in this command list have this flag? */
737: int
738: cmd_list_any_have(struct cmd_list *cmdlist, int flag)
739: {
740: struct cmd *cmd;
741:
742: TAILQ_FOREACH(cmd, cmdlist->list, qentry) {
743: if (cmd->entry->flags & flag)
744: return (1);
745: }
746: return (0);
1.1 nicm 747: }
748:
1.99 nicm 749: /* Adjust current mouse position for a pane. */
750: int
751: cmd_mouse_at(struct window_pane *wp, struct mouse_event *m, u_int *xp,
752: u_int *yp, int last)
753: {
754: u_int x, y;
755:
756: if (last) {
1.145 nicm 757: x = m->lx + m->ox;
758: y = m->ly + m->oy;
1.99 nicm 759: } else {
1.146 nicm 760: x = m->x + m->ox;
761: y = m->y + m->oy;
1.99 nicm 762: }
1.145 nicm 763: log_debug("%s: x=%u, y=%u%s", __func__, x, y, last ? " (last)" : "");
1.99 nicm 764:
1.153 nicm 765: if (m->statusat == 0 && y >= m->statuslines)
766: y -= m->statuslines;
1.99 nicm 767:
768: if (x < wp->xoff || x >= wp->xoff + wp->sx)
769: return (-1);
770: if (y < wp->yoff || y >= wp->yoff + wp->sy)
771: return (-1);
772:
1.123 nicm 773: if (xp != NULL)
774: *xp = x - wp->xoff;
775: if (yp != NULL)
776: *yp = y - wp->yoff;
1.99 nicm 777: return (0);
778: }
779:
780: /* Get current mouse window if any. */
781: struct winlink *
782: cmd_mouse_window(struct mouse_event *m, struct session **sp)
783: {
784: struct session *s;
785: struct window *w;
1.147 nicm 786: struct winlink *wl;
1.99 nicm 787:
1.147 nicm 788: if (!m->valid)
1.99 nicm 789: return (NULL);
1.147 nicm 790: if (m->s == -1 || (s = session_find_by_id(m->s)) == NULL)
1.99 nicm 791: return (NULL);
1.147 nicm 792: if (m->w == -1)
793: wl = s->curw;
794: else {
795: if ((w = window_find_by_id(m->w)) == NULL)
796: return (NULL);
797: wl = winlink_find_by_window(&s->windows, w);
798: }
1.99 nicm 799: if (sp != NULL)
800: *sp = s;
1.147 nicm 801: return (wl);
1.99 nicm 802: }
803:
804: /* Get current mouse pane if any. */
805: struct window_pane *
1.104 nicm 806: cmd_mouse_pane(struct mouse_event *m, struct session **sp,
807: struct winlink **wlp)
1.99 nicm 808: {
809: struct winlink *wl;
810: struct window_pane *wp;
811:
812: if ((wl = cmd_mouse_window(m, sp)) == NULL)
813: return (NULL);
814: if ((wp = window_pane_find_by_id(m->wp)) == NULL)
815: return (NULL);
816: if (!window_has_pane(wl->window, wp))
817: return (NULL);
818:
819: if (wlp != NULL)
820: *wlp = wl;
1.43 nicm 821: return (wp);
1.15 nicm 822: }
823:
824: /* Replace the first %% or %idx in template by s. */
825: char *
1.75 nicm 826: cmd_template_replace(const char *template, const char *s, int idx)
1.15 nicm 827: {
1.75 nicm 828: char ch, *buf;
1.156 nicm 829: const char *ptr, *cp, quote[] = "\"\\$;~";
1.127 nicm 830: int replaced, quoted;
1.84 nicm 831: size_t len;
1.15 nicm 832:
1.76 nicm 833: if (strchr(template, '%') == NULL)
1.15 nicm 834: return (xstrdup(template));
835:
836: buf = xmalloc(1);
837: *buf = '\0';
838: len = 0;
839: replaced = 0;
840:
841: ptr = template;
842: while (*ptr != '\0') {
843: switch (ch = *ptr++) {
844: case '%':
845: if (*ptr < '1' || *ptr > '9' || *ptr - '0' != idx) {
846: if (*ptr != '%' || replaced)
847: break;
848: replaced = 1;
849: }
850: ptr++;
851:
1.127 nicm 852: quoted = (*ptr == '%');
853: if (quoted)
854: ptr++;
855:
1.132 nicm 856: buf = xrealloc(buf, len + (strlen(s) * 3) + 1);
1.127 nicm 857: for (cp = s; *cp != '\0'; cp++) {
1.131 nicm 858: if (quoted && strchr(quote, *cp) != NULL)
1.127 nicm 859: buf[len++] = '\\';
860: buf[len++] = *cp;
861: }
862: buf[len] = '\0';
1.15 nicm 863: continue;
864: }
1.98 nicm 865: buf = xrealloc(buf, len + 2);
1.15 nicm 866: buf[len++] = ch;
867: buf[len] = '\0';
868: }
869:
870: return (buf);
1.1 nicm 871: }
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