Annotation of src/usr.bin/tmux/format.c, Revision 1.211
1.211 ! nicm 1: /* $OpenBSD: format.c,v 1.210 2019/09/11 06:43:17 nicm Exp $ */
1.1 nicm 2:
3: /*
1.104 nicm 4: * Copyright (c) 2011 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>
1.55 nicm 20: #include <sys/wait.h>
1.1 nicm 21:
1.157 nicm 22: #include <ctype.h>
1.30 nicm 23: #include <errno.h>
1.139 nicm 24: #include <fnmatch.h>
1.87 nicm 25: #include <libgen.h>
1.202 nicm 26: #include <regex.h>
1.1 nicm 27: #include <stdarg.h>
1.9 nicm 28: #include <stdlib.h>
1.1 nicm 29: #include <string.h>
30: #include <time.h>
31: #include <unistd.h>
32:
33: #include "tmux.h"
34:
35: /*
36: * Build a list of key-value pairs and use them to expand #{key} entries in a
37: * string.
38: */
39:
1.79 nicm 40: struct format_entry;
41: typedef void (*format_cb)(struct format_tree *, struct format_entry *);
42:
1.108 nicm 43: static char *format_job_get(struct format_tree *, const char *);
44: static void format_job_timer(int, short, void *);
45:
46: static char *format_find(struct format_tree *, const char *, int);
47: static void format_add_cb(struct format_tree *, const char *, format_cb);
48: static void format_add_tv(struct format_tree *, const char *,
49: struct timeval *);
50: static int format_replace(struct format_tree *, const char *, size_t,
51: char **, size_t *, size_t *);
52:
53: static void format_defaults_session(struct format_tree *,
54: struct session *);
55: static void format_defaults_client(struct format_tree *, struct client *);
1.164 nicm 56: static void format_defaults_winlink(struct format_tree *, struct winlink *);
1.1 nicm 57:
1.68 nicm 58: /* Entry in format job tree. */
59: struct format_job {
1.131 nicm 60: struct client *client;
1.120 nicm 61: u_int tag;
1.68 nicm 62: const char *cmd;
1.113 nicm 63: const char *expanded;
1.68 nicm 64:
65: time_t last;
66: char *out;
1.127 nicm 67: int updated;
1.68 nicm 68:
69: struct job *job;
70: int status;
71:
72: RB_ENTRY(format_job) entry;
73: };
74:
75: /* Format job tree. */
1.108 nicm 76: static struct event format_job_event;
77: static int format_job_cmp(struct format_job *, struct format_job *);
1.109 nicm 78: static RB_HEAD(format_job_tree, format_job) format_jobs = RB_INITIALIZER();
1.108 nicm 79: RB_GENERATE_STATIC(format_job_tree, format_job, entry, format_job_cmp);
1.68 nicm 80:
81: /* Format job tree comparison function. */
1.108 nicm 82: static int
1.68 nicm 83: format_job_cmp(struct format_job *fj1, struct format_job *fj2)
84: {
1.120 nicm 85: if (fj1->tag < fj2->tag)
86: return (-1);
87: if (fj1->tag > fj2->tag)
88: return (1);
1.68 nicm 89: return (strcmp(fj1->cmd, fj2->cmd));
90: }
91:
1.87 nicm 92: /* Format modifiers. */
93: #define FORMAT_TIMESTRING 0x1
94: #define FORMAT_BASENAME 0x2
95: #define FORMAT_DIRNAME 0x4
1.169 nicm 96: #define FORMAT_QUOTE 0x8
97: #define FORMAT_LITERAL 0x10
1.170 nicm 98: #define FORMAT_EXPAND 0x20
1.175 nicm 99: #define FORMAT_EXPANDTIME 0x40
100: #define FORMAT_SESSIONS 0x80
101: #define FORMAT_WINDOWS 0x100
102: #define FORMAT_PANES 0x200
1.87 nicm 103:
1.178 nicm 104: /* Limit on recursion. */
105: #define FORMAT_LOOP_LIMIT 10
106:
1.54 nicm 107: /* Entry in format tree. */
108: struct format_entry {
1.79 nicm 109: char *key;
110: char *value;
1.87 nicm 111: time_t t;
1.79 nicm 112: format_cb cb;
113: RB_ENTRY(format_entry) entry;
1.54 nicm 114: };
115:
1.68 nicm 116: /* Format entry tree. */
1.54 nicm 117: struct format_tree {
1.164 nicm 118: struct client *c;
119: struct session *s;
120: struct winlink *wl;
1.79 nicm 121: struct window *w;
122: struct window_pane *wp;
1.54 nicm 123:
1.172 nicm 124: struct cmdq_item *item;
1.131 nicm 125: struct client *client;
1.120 nicm 126: u_int tag;
1.84 nicm 127: int flags;
1.177 nicm 128: time_t time;
1.178 nicm 129: u_int loop;
1.68 nicm 130:
1.197 nicm 131: struct mouse_event m;
132:
1.68 nicm 133: RB_HEAD(format_entry_tree, format_entry) tree;
1.54 nicm 134: };
1.108 nicm 135: static int format_entry_cmp(struct format_entry *, struct format_entry *);
136: RB_GENERATE_STATIC(format_entry_tree, format_entry, entry, format_entry_cmp);
1.54 nicm 137:
1.180 nicm 138: /* Format modifier. */
1.169 nicm 139: struct format_modifier {
140: char modifier[3];
141: u_int size;
142:
143: char **argv;
144: int argc;
145: };
146:
1.68 nicm 147: /* Format entry tree comparison function. */
1.108 nicm 148: static int
1.68 nicm 149: format_entry_cmp(struct format_entry *fe1, struct format_entry *fe2)
1.1 nicm 150: {
151: return (strcmp(fe1->key, fe2->key));
152: }
153:
1.25 nicm 154: /* Single-character uppercase aliases. */
1.108 nicm 155: static const char *format_upper[] = {
1.1 nicm 156: NULL, /* A */
157: NULL, /* B */
158: NULL, /* C */
159: "pane_id", /* D */
160: NULL, /* E */
161: "window_flags", /* F */
162: NULL, /* G */
163: "host", /* H */
164: "window_index", /* I */
165: NULL, /* J */
166: NULL, /* K */
167: NULL, /* L */
168: NULL, /* M */
169: NULL, /* N */
170: NULL, /* O */
171: "pane_index", /* P */
172: NULL, /* Q */
173: NULL, /* R */
174: "session_name", /* S */
175: "pane_title", /* T */
176: NULL, /* U */
177: NULL, /* V */
178: "window_name", /* W */
179: NULL, /* X */
180: NULL, /* Y */
181: NULL /* Z */
182: };
183:
1.25 nicm 184: /* Single-character lowercase aliases. */
1.108 nicm 185: static const char *format_lower[] = {
1.25 nicm 186: NULL, /* a */
187: NULL, /* b */
188: NULL, /* c */
189: NULL, /* d */
190: NULL, /* e */
191: NULL, /* f */
192: NULL, /* g */
193: "host_short", /* h */
194: NULL, /* i */
195: NULL, /* j */
196: NULL, /* k */
197: NULL, /* l */
198: NULL, /* m */
199: NULL, /* n */
200: NULL, /* o */
201: NULL, /* p */
202: NULL, /* q */
203: NULL, /* r */
204: NULL, /* s */
205: NULL, /* t */
206: NULL, /* u */
207: NULL, /* v */
208: NULL, /* w */
209: NULL, /* x */
210: NULL, /* y */
211: NULL /* z */
212: };
213:
1.179 nicm 214: /* Is logging enabled? */
215: static inline int
216: format_logging(struct format_tree *ft)
217: {
218: return (log_get_level() != 0 || (ft->flags & FORMAT_VERBOSE));
219: }
220:
221: /* Log a message if verbose. */
222: static void printflike(3, 4)
223: format_log1(struct format_tree *ft, const char *from, const char *fmt, ...)
224: {
225: va_list ap;
226: char *s;
227: static const char spaces[] = " ";
228:
229: if (!format_logging(ft))
230: return;
231:
232: va_start(ap, fmt);
233: vasprintf(&s, fmt, ap);
234: va_end(ap);
235:
236: log_debug("%s: %s", from, s);
1.181 nicm 237: if (ft->item != NULL && (ft->flags & FORMAT_VERBOSE))
1.179 nicm 238: cmdq_print(ft->item, "#%.*s%s", ft->loop, spaces, s);
239:
240: free(s);
241: }
242: #define format_log(ft, fmt, ...) format_log1(ft, __func__, fmt, ##__VA_ARGS__)
243:
1.127 nicm 244: /* Format job update callback. */
1.108 nicm 245: static void
1.127 nicm 246: format_job_update(struct job *job)
247: {
1.160 nicm 248: struct format_job *fj = job_get_data(job);
249: struct evbuffer *evb = job_get_event(job)->input;
1.151 nicm 250: char *line = NULL, *next;
1.127 nicm 251: time_t t;
252:
1.151 nicm 253: while ((next = evbuffer_readline(evb)) != NULL) {
254: free(line);
255: line = next;
256: }
257: if (line == NULL)
1.127 nicm 258: return;
259: fj->updated = 1;
260:
261: free(fj->out);
262: fj->out = line;
263:
1.136 nicm 264: log_debug("%s: %p %s: %s", __func__, fj, fj->cmd, fj->out);
1.127 nicm 265:
1.142 nicm 266: t = time(NULL);
1.127 nicm 267: if (fj->status && fj->last != t) {
1.136 nicm 268: if (fj->client != NULL)
269: server_status_client(fj->client);
1.127 nicm 270: fj->last = t;
271: }
272: }
273:
274: /* Format job complete callback. */
275: static void
276: format_job_complete(struct job *job)
1.68 nicm 277: {
1.160 nicm 278: struct format_job *fj = job_get_data(job);
279: struct evbuffer *evb = job_get_event(job)->input;
1.68 nicm 280: char *line, *buf;
281: size_t len;
282:
283: fj->job = NULL;
284:
285: buf = NULL;
1.160 nicm 286: if ((line = evbuffer_readline(evb)) == NULL) {
287: len = EVBUFFER_LENGTH(evb);
1.68 nicm 288: buf = xmalloc(len + 1);
289: if (len != 0)
1.160 nicm 290: memcpy(buf, EVBUFFER_DATA(evb), len);
1.68 nicm 291: buf[len] = '\0';
292: } else
293: buf = line;
1.127 nicm 294:
1.136 nicm 295: log_debug("%s: %p %s: %s", __func__, fj, fj->cmd, buf);
296:
1.127 nicm 297: if (*buf != '\0' || !fj->updated) {
298: free(fj->out);
299: fj->out = buf;
300: } else
301: free(buf);
1.68 nicm 302:
303: if (fj->status) {
1.131 nicm 304: if (fj->client != NULL)
305: server_status_client(fj->client);
1.68 nicm 306: fj->status = 0;
307: }
308: }
309:
310: /* Find a job. */
1.108 nicm 311: static char *
1.68 nicm 312: format_job_get(struct format_tree *ft, const char *cmd)
313: {
1.131 nicm 314: struct format_job_tree *jobs;
1.113 nicm 315: struct format_job fj0, *fj;
316: time_t t;
317: char *expanded;
318: int force;
1.68 nicm 319:
1.131 nicm 320: if (ft->client == NULL)
321: jobs = &format_jobs;
322: else if (ft->client->jobs != NULL)
323: jobs = ft->client->jobs;
324: else {
325: jobs = ft->client->jobs = xmalloc(sizeof *ft->client->jobs);
326: RB_INIT(jobs);
327: }
328:
1.120 nicm 329: fj0.tag = ft->tag;
1.68 nicm 330: fj0.cmd = cmd;
1.131 nicm 331: if ((fj = RB_FIND(format_job_tree, jobs, &fj0)) == NULL) {
1.68 nicm 332: fj = xcalloc(1, sizeof *fj);
1.131 nicm 333: fj->client = ft->client;
1.120 nicm 334: fj->tag = ft->tag;
1.68 nicm 335: fj->cmd = xstrdup(cmd);
1.113 nicm 336: fj->expanded = NULL;
1.68 nicm 337:
338: xasprintf(&fj->out, "<'%s' not ready>", fj->cmd);
339:
1.131 nicm 340: RB_INSERT(format_job_tree, jobs, fj);
1.68 nicm 341: }
342:
1.113 nicm 343: expanded = format_expand(ft, cmd);
344: if (fj->expanded == NULL || strcmp(expanded, fj->expanded) != 0) {
345: free((void *)fj->expanded);
346: fj->expanded = xstrdup(expanded);
347: force = 1;
348: } else
349: force = (ft->flags & FORMAT_FORCE);
350:
1.84 nicm 351: t = time(NULL);
1.183 nicm 352: if (force && fj->job != NULL)
353: job_free(fj->job);
354: if (force || (fj->job == NULL && fj->last != t)) {
1.163 nicm 355: fj->job = job_run(expanded, NULL,
356: server_client_get_cwd(ft->client, NULL), format_job_update,
1.153 nicm 357: format_job_complete, NULL, fj, JOB_NOWAIT);
1.68 nicm 358: if (fj->job == NULL) {
359: free(fj->out);
360: xasprintf(&fj->out, "<'%s' didn't start>", fj->cmd);
361: }
1.84 nicm 362: fj->last = t;
1.137 nicm 363: fj->updated = 0;
1.68 nicm 364: }
1.84 nicm 365:
366: if (ft->flags & FORMAT_STATUS)
367: fj->status = 1;
1.68 nicm 368:
1.113 nicm 369: free(expanded);
1.86 nicm 370: return (format_expand(ft, fj->out));
1.68 nicm 371: }
372:
373: /* Remove old jobs. */
1.108 nicm 374: static void
1.131 nicm 375: format_job_tidy(struct format_job_tree *jobs, int force)
1.68 nicm 376: {
377: struct format_job *fj, *fj1;
378: time_t now;
379:
380: now = time(NULL);
1.131 nicm 381: RB_FOREACH_SAFE(fj, format_job_tree, jobs, fj1) {
382: if (!force && (fj->last > now || now - fj->last < 3600))
1.68 nicm 383: continue;
1.131 nicm 384: RB_REMOVE(format_job_tree, jobs, fj);
1.68 nicm 385:
1.77 nicm 386: log_debug("%s: %s", __func__, fj->cmd);
387:
1.68 nicm 388: if (fj->job != NULL)
389: job_free(fj->job);
390:
1.113 nicm 391: free((void *)fj->expanded);
1.78 nicm 392: free((void *)fj->cmd);
1.68 nicm 393: free(fj->out);
394:
395: free(fj);
396: }
1.131 nicm 397: }
398:
399: /* Remove old jobs for client. */
400: void
401: format_lost_client(struct client *c)
402: {
403: if (c->jobs != NULL)
404: format_job_tidy(c->jobs, 1);
405: free(c->jobs);
406: }
407:
408: /* Remove old jobs periodically. */
409: static void
410: format_job_timer(__unused int fd, __unused short events, __unused void *arg)
411: {
412: struct client *c;
413: struct timeval tv = { .tv_sec = 60 };
414:
415: format_job_tidy(&format_jobs, 0);
416: TAILQ_FOREACH(c, &clients, entry) {
417: if (c->jobs != NULL)
418: format_job_tidy(c->jobs, 0);
419: }
1.77 nicm 420:
421: evtimer_del(&format_job_event);
422: evtimer_add(&format_job_event, &tv);
1.68 nicm 423: }
424:
1.79 nicm 425: /* Callback for host. */
1.108 nicm 426: static void
1.99 nicm 427: format_cb_host(__unused struct format_tree *ft, struct format_entry *fe)
1.79 nicm 428: {
429: char host[HOST_NAME_MAX + 1];
430:
431: if (gethostname(host, sizeof host) != 0)
432: fe->value = xstrdup("");
433: else
434: fe->value = xstrdup(host);
435: }
436:
437: /* Callback for host_short. */
1.108 nicm 438: static void
1.99 nicm 439: format_cb_host_short(__unused struct format_tree *ft, struct format_entry *fe)
1.79 nicm 440: {
441: char host[HOST_NAME_MAX + 1], *cp;
442:
443: if (gethostname(host, sizeof host) != 0)
444: fe->value = xstrdup("");
445: else {
446: if ((cp = strchr(host, '.')) != NULL)
447: *cp = '\0';
448: fe->value = xstrdup(host);
449: }
450: }
451:
452: /* Callback for pid. */
1.108 nicm 453: static void
1.99 nicm 454: format_cb_pid(__unused struct format_tree *ft, struct format_entry *fe)
1.79 nicm 455: {
456: xasprintf(&fe->value, "%ld", (long)getpid());
457: }
458:
1.80 nicm 459: /* Callback for session_alerts. */
1.108 nicm 460: static void
1.80 nicm 461: format_cb_session_alerts(struct format_tree *ft, struct format_entry *fe)
462: {
463: struct session *s = ft->s;
464: struct winlink *wl;
1.133 nicm 465: char alerts[1024], tmp[16];
1.80 nicm 466:
467: if (s == NULL)
468: return;
469:
470: *alerts = '\0';
471: RB_FOREACH(wl, winlinks, &s->windows) {
472: if ((wl->flags & WINLINK_ALERTFLAGS) == 0)
473: continue;
474: xsnprintf(tmp, sizeof tmp, "%u", wl->idx);
475:
476: if (*alerts != '\0')
477: strlcat(alerts, ",", sizeof alerts);
478: strlcat(alerts, tmp, sizeof alerts);
479: if (wl->flags & WINLINK_ACTIVITY)
480: strlcat(alerts, "#", sizeof alerts);
481: if (wl->flags & WINLINK_BELL)
482: strlcat(alerts, "!", sizeof alerts);
483: if (wl->flags & WINLINK_SILENCE)
484: strlcat(alerts, "~", sizeof alerts);
485: }
486: fe->value = xstrdup(alerts);
487: }
488:
1.133 nicm 489: /* Callback for session_stack. */
490: static void
491: format_cb_session_stack(struct format_tree *ft, struct format_entry *fe)
492: {
493: struct session *s = ft->s;
494: struct winlink *wl;
495: char result[1024], tmp[16];
496:
497: if (s == NULL)
498: return;
499:
500: xsnprintf(result, sizeof result, "%u", s->curw->idx);
501: TAILQ_FOREACH(wl, &s->lastw, sentry) {
502: xsnprintf(tmp, sizeof tmp, "%u", wl->idx);
503:
504: if (*result != '\0')
505: strlcat(result, ",", sizeof result);
506: strlcat(result, tmp, sizeof result);
507: }
508: fe->value = xstrdup(result);
509: }
510:
511: /* Callback for window_stack_index. */
512: static void
513: format_cb_window_stack_index(struct format_tree *ft, struct format_entry *fe)
514: {
515: struct session *s = ft->wl->session;
516: struct winlink *wl;
517: u_int idx;
518:
519: idx = 0;
520: TAILQ_FOREACH(wl, &s->lastw, sentry) {
521: idx++;
522: if (wl == ft->wl)
523: break;
524: }
525: if (wl != NULL)
526: xasprintf(&fe->value, "%u", idx);
527: else
528: fe->value = xstrdup("0");
529: }
530:
1.80 nicm 531: /* Callback for window_layout. */
1.108 nicm 532: static void
1.80 nicm 533: format_cb_window_layout(struct format_tree *ft, struct format_entry *fe)
534: {
535: struct window *w = ft->w;
536:
537: if (w == NULL)
538: return;
539:
540: if (w->saved_layout_root != NULL)
541: fe->value = layout_dump(w->saved_layout_root);
542: else
543: fe->value = layout_dump(w->layout_root);
544: }
545:
1.96 nicm 546: /* Callback for window_visible_layout. */
1.108 nicm 547: static void
1.96 nicm 548: format_cb_window_visible_layout(struct format_tree *ft, struct format_entry *fe)
549: {
550: struct window *w = ft->w;
551:
552: if (w == NULL)
553: return;
554:
555: fe->value = layout_dump(w->layout_root);
556: }
557:
1.79 nicm 558: /* Callback for pane_start_command. */
1.108 nicm 559: static void
1.79 nicm 560: format_cb_start_command(struct format_tree *ft, struct format_entry *fe)
561: {
562: struct window_pane *wp = ft->wp;
563:
564: if (wp == NULL)
565: return;
566:
567: fe->value = cmd_stringify_argv(wp->argc, wp->argv);
568: }
569:
570: /* Callback for pane_current_command. */
1.108 nicm 571: static void
1.79 nicm 572: format_cb_current_command(struct format_tree *ft, struct format_entry *fe)
573: {
574: struct window_pane *wp = ft->wp;
575: char *cmd;
576:
577: if (wp == NULL)
578: return;
579:
580: cmd = get_proc_name(wp->fd, wp->tty);
581: if (cmd == NULL || *cmd == '\0') {
582: free(cmd);
583: cmd = cmd_stringify_argv(wp->argc, wp->argv);
584: if (cmd == NULL || *cmd == '\0') {
585: free(cmd);
586: cmd = xstrdup(wp->shell);
587: }
588: }
589: fe->value = parse_window_name(cmd);
590: free(cmd);
591: }
592:
1.80 nicm 593: /* Callback for history_bytes. */
1.108 nicm 594: static void
1.80 nicm 595: format_cb_history_bytes(struct format_tree *ft, struct format_entry *fe)
596: {
597: struct window_pane *wp = ft->wp;
598: struct grid *gd;
599: struct grid_line *gl;
600: unsigned long long size;
601: u_int i;
602:
603: if (wp == NULL)
604: return;
605: gd = wp->base.grid;
606:
607: size = 0;
608: for (i = 0; i < gd->hsize; i++) {
1.158 nicm 609: gl = grid_get_line(gd, i);
1.80 nicm 610: size += gl->cellsize * sizeof *gl->celldata;
1.95 nicm 611: size += gl->extdsize * sizeof *gl->extddata;
1.80 nicm 612: }
1.158 nicm 613: size += gd->hsize * sizeof *gl;
1.80 nicm 614:
615: xasprintf(&fe->value, "%llu", size);
616: }
617:
618: /* Callback for pane_tabs. */
1.108 nicm 619: static void
1.80 nicm 620: format_cb_pane_tabs(struct format_tree *ft, struct format_entry *fe)
621: {
622: struct window_pane *wp = ft->wp;
623: struct evbuffer *buffer;
624: u_int i;
625: int size;
626:
627: if (wp == NULL)
628: return;
629:
630: buffer = evbuffer_new();
1.165 nicm 631: if (buffer == NULL)
632: fatalx("out of memory");
1.80 nicm 633: for (i = 0; i < wp->base.grid->sx; i++) {
634: if (!bit_test(wp->base.tabs, i))
635: continue;
636:
637: if (EVBUFFER_LENGTH(buffer) > 0)
638: evbuffer_add(buffer, ",", 1);
639: evbuffer_add_printf(buffer, "%u", i);
640: }
1.148 nicm 641: if ((size = EVBUFFER_LENGTH(buffer)) != 0)
642: xasprintf(&fe->value, "%.*s", size, EVBUFFER_DATA(buffer));
643: evbuffer_free(buffer);
644: }
645:
1.150 nicm 646: /* Callback for session_group_list. */
1.148 nicm 647: static void
1.150 nicm 648: format_cb_session_group_list(struct format_tree *ft, struct format_entry *fe)
1.148 nicm 649: {
650: struct session *s = ft->s;
651: struct session_group *sg;
652: struct session *loop;
653: struct evbuffer *buffer;
654: int size;
655:
656: if (s == NULL)
657: return;
658: sg = session_group_contains(s);
659: if (sg == NULL)
660: return;
661:
662: buffer = evbuffer_new();
1.165 nicm 663: if (buffer == NULL)
664: fatalx("out of memory");
1.148 nicm 665: TAILQ_FOREACH(loop, &sg->sessions, gentry) {
666: if (EVBUFFER_LENGTH(buffer) > 0)
667: evbuffer_add(buffer, ",", 1);
668: evbuffer_add_printf(buffer, "%s", loop->name);
669: }
670: if ((size = EVBUFFER_LENGTH(buffer)) != 0)
671: xasprintf(&fe->value, "%.*s", size, EVBUFFER_DATA(buffer));
1.80 nicm 672: evbuffer_free(buffer);
673: }
674:
1.168 nicm 675: /* Callback for pane_in_mode. */
676: static void
677: format_cb_pane_in_mode(struct format_tree *ft, struct format_entry *fe)
678: {
679: struct window_pane *wp = ft->wp;
680: u_int n = 0;
681: struct window_mode_entry *wme;
682:
683: if (wp == NULL)
684: return;
685:
686: TAILQ_FOREACH(wme, &wp->modes, entry)
687: n++;
688: xasprintf(&fe->value, "%u", n);
689: }
690:
1.186 nicm 691: /* Callback for cursor_character. */
692: static void
693: format_cb_cursor_character(struct format_tree *ft, struct format_entry *fe)
694: {
695: struct window_pane *wp = ft->wp;
696: struct grid_cell gc;
697:
698: if (wp == NULL)
699: return;
700:
701: grid_view_get_cell(wp->base.grid, wp->base.cx, wp->base.cy, &gc);
702: if (~gc.flags & GRID_FLAG_PADDING)
703: xasprintf(&fe->value, "%.*s", (int)gc.data.size, gc.data.data);
704: }
705:
1.197 nicm 706: /* Callback for mouse_word. */
707: static void
708: format_cb_mouse_word(struct format_tree *ft, struct format_entry *fe)
709: {
710: struct window_pane *wp;
711: u_int x, y, end;
712: struct grid *gd;
713: struct grid_line *gl;
714: struct grid_cell gc;
715: const char *ws;
716: struct utf8_data *ud = NULL;
717: size_t size = 0;
718: int found = 0;
719:
720: if (!ft->m.valid)
721: return;
722: wp = cmd_mouse_pane(&ft->m, NULL, NULL);
723: if (wp == NULL)
724: return;
1.211 ! nicm 725: if (!TAILQ_EMPTY (&wp->modes))
! 726: return;
1.197 nicm 727: if (cmd_mouse_at(wp, &ft->m, &x, &y, 0) != 0)
728: return;
729: gd = wp->base.grid;
730: ws = options_get_string(global_s_options, "word-separators");
731:
732: y = gd->hsize + y;
733: for (;;) {
734: grid_get_cell(gd, x, y, &gc);
735: if (gc.flags & GRID_FLAG_PADDING)
736: break;
737: if (utf8_cstrhas(ws, &gc.data)) {
738: found = 1;
739: break;
740: }
741:
742: if (x == 0) {
743: if (y == 0)
744: break;
745: gl = &gd->linedata[y - 1];
746: if (~gl->flags & GRID_LINE_WRAPPED)
747: break;
748: y--;
749: x = grid_line_length(gd, y);
750: if (x == 0)
751: break;
752: }
753: x--;
754: }
755: for (;;) {
756: if (found) {
757: end = grid_line_length(gd, y);
758: if (end == 0 || x == end - 1) {
759: if (y == gd->hsize + gd->sy - 1)
760: break;
761: gl = &gd->linedata[y];
762: if (~gl->flags & GRID_LINE_WRAPPED)
763: break;
764: y++;
765: x = 0;
766: } else
767: x++;
768: }
769: found = 1;
770:
771: grid_get_cell(gd, x, y, &gc);
772: if (gc.flags & GRID_FLAG_PADDING)
773: break;
774: if (utf8_cstrhas(ws, &gc.data))
775: break;
776:
777: ud = xreallocarray(ud, size + 2, sizeof *ud);
778: memcpy(&ud[size++], &gc.data, sizeof *ud);
779: }
780: if (size != 0) {
781: ud[size].size = 0;
782: fe->value = utf8_tocstr(ud);
783: free(ud);
784: }
785: }
786:
787: /* Callback for mouse_line. */
788: static void
789: format_cb_mouse_line(struct format_tree *ft, struct format_entry *fe)
790: {
791: struct window_pane *wp;
792: u_int x, y;
793: struct grid *gd;
794: struct grid_cell gc;
795: struct utf8_data *ud = NULL;
796: size_t size = 0;
797:
798: if (!ft->m.valid)
799: return;
800: wp = cmd_mouse_pane(&ft->m, NULL, NULL);
801: if (wp == NULL)
1.211 ! nicm 802: return;
! 803: if (!TAILQ_EMPTY (&wp->modes))
1.197 nicm 804: return;
805: if (cmd_mouse_at(wp, &ft->m, &x, &y, 0) != 0)
806: return;
807: gd = wp->base.grid;
808:
809: y = gd->hsize + y;
810: for (x = 0; x < grid_line_length(gd, y); x++) {
811: grid_get_cell(gd, x, y, &gc);
812: if (gc.flags & GRID_FLAG_PADDING)
813: break;
814:
815: ud = xreallocarray(ud, size + 2, sizeof *ud);
816: memcpy(&ud[size++], &gc.data, sizeof *ud);
817: }
818: if (size != 0) {
819: ud[size].size = 0;
820: fe->value = utf8_tocstr(ud);
821: free(ud);
822: }
823: }
824:
1.112 nicm 825: /* Merge a format tree. */
826: static void
827: format_merge(struct format_tree *ft, struct format_tree *from)
828: {
829: struct format_entry *fe;
830:
831: RB_FOREACH(fe, format_entry_tree, &from->tree) {
832: if (fe->value != NULL)
833: format_add(ft, fe->key, "%s", fe->value);
834: }
835: }
836:
1.196 nicm 837: /* Add item bits to tree. */
838: static void
839: format_create_add_item(struct format_tree *ft, struct cmdq_item *item)
840: {
1.197 nicm 841: struct mouse_event *m;
842: struct window_pane *wp;
843: u_int x, y;
844:
1.196 nicm 845: if (item->cmd != NULL)
846: format_add(ft, "command", "%s", item->cmd->entry->name);
1.197 nicm 847:
848: if (item->shared == NULL)
849: return;
850: if (item->shared->formats != NULL)
1.196 nicm 851: format_merge(ft, item->shared->formats);
1.197 nicm 852:
853: m = &item->shared->mouse;
854: if (m->valid && ((wp = cmd_mouse_pane(m, NULL, NULL)) != NULL)) {
855: format_add(ft, "mouse_pane", "%%%u", wp->id);
856: if (cmd_mouse_at(wp, m, &x, &y, 0) == 0) {
857: format_add(ft, "mouse_x", "%u", x);
858: format_add(ft, "mouse_y", "%u", y);
859: format_add_cb(ft, "mouse_word", format_cb_mouse_word);
860: format_add_cb(ft, "mouse_line", format_cb_mouse_line);
861: }
862: }
863: memcpy(&ft->m, m, sizeof ft->m);
1.196 nicm 864: }
865:
1.1 nicm 866: /* Create a new tree. */
867: struct format_tree *
1.131 nicm 868: format_create(struct client *c, struct cmdq_item *item, int tag, int flags)
1.68 nicm 869: {
1.184 nicm 870: struct format_tree *ft;
871: const struct window_mode **wm;
872: char tmp[64];
1.77 nicm 873:
874: if (!event_initialized(&format_job_event)) {
875: evtimer_set(&format_job_event, format_job_timer, NULL);
876: format_job_timer(-1, 0, NULL);
877: }
1.1 nicm 878:
1.54 nicm 879: ft = xcalloc(1, sizeof *ft);
880: RB_INIT(&ft->tree);
1.120 nicm 881:
1.131 nicm 882: if (c != NULL) {
883: ft->client = c;
884: ft->client->references++;
885: }
1.172 nicm 886: ft->item = item;
1.131 nicm 887:
1.120 nicm 888: ft->tag = tag;
1.84 nicm 889: ft->flags = flags;
1.177 nicm 890: ft->time = time(NULL);
1.1 nicm 891:
1.79 nicm 892: format_add_cb(ft, "host", format_cb_host);
893: format_add_cb(ft, "host_short", format_cb_host_short);
894: format_add_cb(ft, "pid", format_cb_pid);
1.100 nicm 895: format_add(ft, "socket_path", "%s", socket_path);
896: format_add_tv(ft, "start_time", &start_time);
1.102 nicm 897:
1.184 nicm 898: for (wm = all_window_modes; *wm != NULL; wm++) {
899: if ((*wm)->default_format != NULL) {
900: xsnprintf(tmp, sizeof tmp, "%s_format", (*wm)->name);
901: tmp[strcspn(tmp, "-")] = '_';
902: format_add(ft, tmp, "%s", (*wm)->default_format);
903: }
904: }
905:
1.196 nicm 906: if (item != NULL)
907: format_create_add_item(ft, item);
1.1 nicm 908:
909: return (ft);
910: }
911:
912: /* Free a tree. */
913: void
914: format_free(struct format_tree *ft)
915: {
1.54 nicm 916: struct format_entry *fe, *fe1;
1.1 nicm 917:
1.68 nicm 918: RB_FOREACH_SAFE(fe, format_entry_tree, &ft->tree, fe1) {
919: RB_REMOVE(format_entry_tree, &ft->tree, fe);
1.9 nicm 920: free(fe->value);
921: free(fe->key);
922: free(fe);
1.1 nicm 923: }
924:
1.131 nicm 925: if (ft->client != NULL)
926: server_client_unref(ft->client);
1.25 nicm 927: free(ft);
1.1 nicm 928: }
1.184 nicm 929:
930: /* Walk each format. */
931: void
932: format_each(struct format_tree *ft, void (*cb)(const char *, const char *,
933: void *), void *arg)
934: {
935: struct format_entry *fe;
936: static char s[64];
937:
938: RB_FOREACH(fe, format_entry_tree, &ft->tree) {
939: if (fe->t != 0) {
940: xsnprintf(s, sizeof s, "%lld", (long long)fe->t);
941: cb(fe->key, fe->value, s);
942: } else {
943: if (fe->value == NULL && fe->cb != NULL) {
944: fe->cb(ft, fe);
945: if (fe->value == NULL)
946: fe->value = xstrdup("");
947: }
948: cb(fe->key, fe->value, arg);
949: }
950: }
951: }
1.1 nicm 952:
953: /* Add a key-value pair. */
954: void
955: format_add(struct format_tree *ft, const char *key, const char *fmt, ...)
956: {
957: struct format_entry *fe;
1.28 nicm 958: struct format_entry *fe_now;
1.1 nicm 959: va_list ap;
960:
961: fe = xmalloc(sizeof *fe);
962: fe->key = xstrdup(key);
963:
1.79 nicm 964: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
965: if (fe_now != NULL) {
966: free(fe->key);
967: free(fe);
968: free(fe_now->value);
969: fe = fe_now;
970: }
971:
972: fe->cb = NULL;
1.87 nicm 973: fe->t = 0;
1.79 nicm 974:
1.1 nicm 975: va_start(ap, fmt);
976: xvasprintf(&fe->value, fmt, ap);
977: va_end(ap);
1.79 nicm 978: }
979:
1.87 nicm 980: /* Add a key and time. */
1.108 nicm 981: static void
1.87 nicm 982: format_add_tv(struct format_tree *ft, const char *key, struct timeval *tv)
983: {
984: struct format_entry *fe;
985: struct format_entry *fe_now;
986:
987: fe = xmalloc(sizeof *fe);
988: fe->key = xstrdup(key);
989:
990: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
991: if (fe_now != NULL) {
992: free(fe->key);
993: free(fe);
994: free(fe_now->value);
995: fe = fe_now;
996: }
997:
998: fe->cb = NULL;
999: fe->t = tv->tv_sec;
1000:
1001: fe->value = NULL;
1002: }
1003:
1.79 nicm 1004: /* Add a key and function. */
1.108 nicm 1005: static void
1.79 nicm 1006: format_add_cb(struct format_tree *ft, const char *key, format_cb cb)
1007: {
1008: struct format_entry *fe;
1009: struct format_entry *fe_now;
1010:
1011: fe = xmalloc(sizeof *fe);
1012: fe->key = xstrdup(key);
1.1 nicm 1013:
1.68 nicm 1014: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
1.28 nicm 1015: if (fe_now != NULL) {
1016: free(fe->key);
1017: free(fe);
1.79 nicm 1018: free(fe_now->value);
1019: fe = fe_now;
1.28 nicm 1020: }
1.79 nicm 1021:
1022: fe->cb = cb;
1.87 nicm 1023: fe->t = 0;
1.79 nicm 1024:
1025: fe->value = NULL;
1.1 nicm 1026: }
1027:
1.161 nicm 1028: /* Quote special characters in string. */
1029: static char *
1030: format_quote(const char *s)
1031: {
1032: const char *cp;
1033: char *out, *at;
1034:
1035: at = out = xmalloc(strlen(s) * 2 + 1);
1036: for (cp = s; *cp != '\0'; cp++) {
1037: if (strchr("|&;<>()$`\\\"'*?[# =%", *cp) != NULL)
1038: *at++ = '\\';
1039: *at++ = *cp;
1040: }
1041: *at = '\0';
1042: return (out);
1043: }
1044:
1.1 nicm 1045: /* Find a format entry. */
1.108 nicm 1046: static char *
1.87 nicm 1047: format_find(struct format_tree *ft, const char *key, int modifiers)
1.1 nicm 1048: {
1049: struct format_entry *fe, fe_find;
1.76 nicm 1050: struct environ_entry *envent;
1.87 nicm 1051: static char s[64];
1.117 nicm 1052: struct options_entry *o;
1.116 nicm 1053: int idx;
1.189 nicm 1054: char *found, *saved;
1.87 nicm 1055:
1056: if (~modifiers & FORMAT_TIMESTRING) {
1.116 nicm 1057: o = options_parse_get(global_options, key, &idx, 0);
1.206 nicm 1058: if (o == NULL && ft->wp != NULL)
1059: o = options_parse_get(ft->wp->options, key, &idx, 0);
1.87 nicm 1060: if (o == NULL && ft->w != NULL)
1.116 nicm 1061: o = options_parse_get(ft->w->options, key, &idx, 0);
1.87 nicm 1062: if (o == NULL)
1.116 nicm 1063: o = options_parse_get(global_w_options, key, &idx, 0);
1.87 nicm 1064: if (o == NULL && ft->s != NULL)
1.116 nicm 1065: o = options_parse_get(ft->s->options, key, &idx, 0);
1.87 nicm 1066: if (o == NULL)
1.116 nicm 1067: o = options_parse_get(global_s_options, key, &idx, 0);
1.87 nicm 1068: if (o != NULL) {
1.118 nicm 1069: found = options_tostring(o, idx, 1);
1.116 nicm 1070: goto found;
1.54 nicm 1071: }
1072: }
1.116 nicm 1073: found = NULL;
1.1 nicm 1074:
1075: fe_find.key = (char *) key;
1.68 nicm 1076: fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find);
1.79 nicm 1077: if (fe != NULL) {
1.87 nicm 1078: if (modifiers & FORMAT_TIMESTRING) {
1079: if (fe->t == 0)
1080: return (NULL);
1081: ctime_r(&fe->t, s);
1082: s[strcspn(s, "\n")] = '\0';
1.189 nicm 1083: found = xstrdup(s);
1.87 nicm 1084: goto found;
1085: }
1086: if (fe->t != 0) {
1.189 nicm 1087: xasprintf(&found, "%lld", (long long)fe->t);
1.87 nicm 1088: goto found;
1089: }
1.149 nicm 1090: if (fe->value == NULL && fe->cb != NULL) {
1.79 nicm 1091: fe->cb(ft, fe);
1.149 nicm 1092: if (fe->value == NULL)
1093: fe->value = xstrdup("");
1094: }
1.189 nicm 1095: found = xstrdup(fe->value);
1.87 nicm 1096: goto found;
1.79 nicm 1097: }
1.76 nicm 1098:
1.87 nicm 1099: if (~modifiers & FORMAT_TIMESTRING) {
1100: envent = NULL;
1101: if (ft->s != NULL)
1.91 nicm 1102: envent = environ_find(ft->s->environ, key);
1.87 nicm 1103: if (envent == NULL)
1.91 nicm 1104: envent = environ_find(global_environ, key);
1.203 nicm 1105: if (envent != NULL && envent->value != NULL) {
1.189 nicm 1106: found = xstrdup(envent->value);
1.87 nicm 1107: goto found;
1108: }
1109: }
1.76 nicm 1110:
1111: return (NULL);
1.87 nicm 1112:
1113: found:
1.88 nicm 1114: if (found == NULL)
1115: return (NULL);
1.87 nicm 1116: if (modifiers & FORMAT_BASENAME) {
1.189 nicm 1117: saved = found;
1118: found = xstrdup(basename(saved));
1.87 nicm 1119: free(saved);
1120: }
1121: if (modifiers & FORMAT_DIRNAME) {
1.189 nicm 1122: saved = found;
1123: found = xstrdup(dirname(saved));
1.87 nicm 1124: free(saved);
1125: }
1.161 nicm 1126: if (modifiers & FORMAT_QUOTE) {
1.189 nicm 1127: saved = found;
1128: found = xstrdup(format_quote(saved));
1.161 nicm 1129: free(saved);
1130: }
1.189 nicm 1131: return (found);
1.1 nicm 1132: }
1133:
1.155 nicm 1134: /* Skip until end. */
1.185 nicm 1135: const char *
1.169 nicm 1136: format_skip(const char *s, const char *end)
1.114 nicm 1137: {
1138: int brackets = 0;
1139:
1140: for (; *s != '\0'; s++) {
1.155 nicm 1141: if (*s == '#' && s[1] == '{')
1.114 nicm 1142: brackets++;
1.155 nicm 1143: if (*s == '#' && strchr(",#{}", s[1]) != NULL) {
1144: s++;
1145: continue;
1146: }
1.114 nicm 1147: if (*s == '}')
1148: brackets--;
1.169 nicm 1149: if (strchr(end, *s) != NULL && brackets == 0)
1.114 nicm 1150: break;
1151: }
1152: if (*s == '\0')
1153: return (NULL);
1154: return (s);
1155: }
1156:
1157: /* Return left and right alternatives separated by commas. */
1158: static int
1.169 nicm 1159: format_choose(struct format_tree *ft, const char *s, char **left, char **right,
1160: int expand)
1.114 nicm 1161: {
1.169 nicm 1162: const char *cp;
1163: char *left0, *right0;
1.114 nicm 1164:
1.169 nicm 1165: cp = format_skip(s, ",");
1.114 nicm 1166: if (cp == NULL)
1167: return (-1);
1.169 nicm 1168: left0 = xstrndup(s, cp - s);
1169: right0 = xstrdup(cp + 1);
1.114 nicm 1170:
1.169 nicm 1171: if (expand) {
1172: *left = format_expand(ft, left0);
1.188 nicm 1173: free(left0);
1.169 nicm 1174: *right = format_expand(ft, right0);
1.188 nicm 1175: free(right0);
1.169 nicm 1176: } else {
1177: *left = left0;
1178: *right = right0;
1179: }
1.114 nicm 1180: return (0);
1181: }
1182:
1183: /* Is this true? */
1.141 nicm 1184: int
1.114 nicm 1185: format_true(const char *s)
1186: {
1187: if (s != NULL && *s != '\0' && (s[0] != '0' || s[1] != '\0'))
1188: return (1);
1189: return (0);
1190: }
1191:
1.169 nicm 1192: /* Check if modifier end. */
1193: static int
1194: format_is_end(char c)
1195: {
1196: return (c == ';' || c == ':');
1197: }
1198:
1199: /* Add to modifier list. */
1200: static void
1201: format_add_modifier(struct format_modifier **list, u_int *count,
1202: const char *c, size_t n, char **argv, int argc)
1203: {
1204: struct format_modifier *fm;
1205:
1206: *list = xreallocarray(*list, (*count) + 1, sizeof **list);
1207: fm = &(*list)[(*count)++];
1208:
1209: memcpy(fm->modifier, c, n);
1210: fm->modifier[n] = '\0';
1211: fm->size = n;
1212:
1213: fm->argv = argv;
1214: fm->argc = argc;
1215: }
1216:
1217: /* Free modifier list. */
1218: static void
1219: format_free_modifiers(struct format_modifier *list, u_int count)
1220: {
1221: u_int i;
1222:
1223: for (i = 0; i < count; i++)
1224: cmd_free_argv(list[i].argc, list[i].argv);
1225: free(list);
1226: }
1227:
1228: /* Build modifier list. */
1229: static struct format_modifier *
1230: format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
1231: {
1232: const char *cp = *s, *end;
1233: struct format_modifier *list = NULL;
1234: char c, last[] = "X;:", **argv, *value;
1235: int argc;
1236:
1237: /*
1238: * Modifiers are a ; separated list of the forms:
1.195 nicm 1239: * l,m,C,b,d,t,q,E,T,S,W,P,<,>
1.169 nicm 1240: * =a
1241: * =/a
1242: * =/a/
1243: * s/a/b/
1244: * s/a/b
1.195 nicm 1245: * ||,&&,!=,==,<=,>=
1.169 nicm 1246: */
1247:
1248: *count = 0;
1249:
1250: while (*cp != '\0' && *cp != ':') {
1251: /* Skip and separator character. */
1252: if (*cp == ';')
1253: cp++;
1254:
1255: /* Check single character modifiers with no arguments. */
1.202 nicm 1256: if (strchr("lbdtqETSWP<>", cp[0]) != NULL &&
1.172 nicm 1257: format_is_end(cp[1])) {
1.169 nicm 1258: format_add_modifier(&list, count, cp, 1, NULL, 0);
1259: cp++;
1260: continue;
1261: }
1262:
1263: /* Then try double character with no arguments. */
1264: if ((memcmp("||", cp, 2) == 0 ||
1265: memcmp("&&", cp, 2) == 0 ||
1266: memcmp("!=", cp, 2) == 0 ||
1.195 nicm 1267: memcmp("==", cp, 2) == 0 ||
1268: memcmp("<=", cp, 2) == 0 ||
1269: memcmp(">=", cp, 2) == 0) &&
1.169 nicm 1270: format_is_end(cp[2])) {
1271: format_add_modifier(&list, count, cp, 2, NULL, 0);
1272: cp += 2;
1273: continue;
1274: }
1275:
1276: /* Now try single character with arguments. */
1.202 nicm 1277: if (strchr("mCs=", cp[0]) == NULL)
1.169 nicm 1278: break;
1279: c = cp[0];
1280:
1281: /* No arguments provided. */
1282: if (format_is_end(cp[1])) {
1283: format_add_modifier(&list, count, cp, 1, NULL, 0);
1284: cp++;
1285: continue;
1286: }
1287: argv = NULL;
1288: argc = 0;
1289:
1290: /* Single argument with no wrapper character. */
1291: if (!ispunct(cp[1]) || cp[1] == '-') {
1292: end = format_skip(cp + 1, ":;");
1293: if (end == NULL)
1294: break;
1295:
1296: argv = xcalloc(1, sizeof *argv);
1297: value = xstrndup(cp + 1, end - (cp + 1));
1298: argv[0] = format_expand(ft, value);
1299: free(value);
1300: argc = 1;
1301:
1302: format_add_modifier(&list, count, &c, 1, argv, argc);
1303: cp = end;
1304: continue;
1305: }
1306:
1307: /* Multiple arguments with a wrapper character. */
1308: last[0] = cp[1];
1309: cp++;
1310: do {
1311: if (cp[0] == last[0] && format_is_end(cp[1])) {
1312: cp++;
1313: break;
1314: }
1315: end = format_skip(cp + 1, last);
1316: if (end == NULL)
1317: break;
1318: cp++;
1319:
1320: argv = xreallocarray (argv, argc + 1, sizeof *argv);
1321: value = xstrndup(cp, end - cp);
1322: argv[argc++] = format_expand(ft, value);
1323: free(value);
1324:
1325: cp = end;
1326: } while (!format_is_end(cp[0]));
1327: format_add_modifier(&list, count, &c, 1, argv, argc);
1328: }
1329: if (*cp != ':') {
1330: format_free_modifiers(list, *count);
1331: *count = 0;
1332: return (NULL);
1333: }
1334: *s = cp + 1;
1335: return list;
1336: }
1337:
1.202 nicm 1338: /* Match against an fnmatch(3) pattern or regular expression. */
1339: static char *
1340: format_match(struct format_modifier *fm, const char *pattern, const char *text)
1341: {
1342: const char *s = "";
1343: regex_t r;
1344: int flags = 0;
1345:
1346: if (fm->argc >= 1)
1347: s = fm->argv[0];
1348: if (strchr(s, 'r') == NULL) {
1349: if (strchr(s, 'i') != NULL)
1350: flags |= FNM_CASEFOLD;
1351: if (fnmatch(pattern, text, flags) != 0)
1352: return (xstrdup("0"));
1353: } else {
1354: flags = REG_EXTENDED|REG_NOSUB;
1355: if (strchr(s, 'i') != NULL)
1356: flags |= REG_ICASE;
1357: if (regcomp(&r, pattern, flags) != 0)
1358: return (xstrdup("0"));
1359: if (regexec(&r, text, 0, NULL, 0) != 0) {
1360: regfree(&r);
1361: return (xstrdup("0"));
1362: }
1363: regfree(&r);
1364: }
1365: return (xstrdup("1"));
1366: }
1367:
1.169 nicm 1368: /* Perform substitution in string. */
1369: static char *
1.202 nicm 1370: format_sub(struct format_modifier *fm, const char *text, const char *pattern,
1371: const char *with)
1.169 nicm 1372: {
1.202 nicm 1373: char *value;
1374: int flags = REG_EXTENDED;
1.169 nicm 1375:
1.202 nicm 1376: if (fm->argc >= 3 && strchr(fm->argv[2], 'i') != NULL)
1377: flags |= REG_ICASE;
1378: value = regsub(pattern, with, text, flags);
1379: if (value == NULL)
1380: return (xstrdup(text));
1381: return (value);
1382: }
1.169 nicm 1383:
1.202 nicm 1384: /* Search inside pane. */
1385: static char *
1386: format_search(struct format_modifier *fm, struct window_pane *wp, const char *s)
1387: {
1388: int ignore = 0, regex = 0;
1389: char *value;
1.169 nicm 1390:
1.202 nicm 1391: if (fm->argc >= 1) {
1392: if (strchr(fm->argv[0], 'i') != NULL)
1393: ignore = 1;
1394: if (strchr(fm->argv[0], 'r') != NULL)
1395: regex = 1;
1.169 nicm 1396: }
1.202 nicm 1397: xasprintf(&value, "%u", window_pane_search(wp, s, regex, ignore));
1398: return (value);
1.169 nicm 1399: }
1400:
1.172 nicm 1401: /* Loop over sessions. */
1402: static char *
1403: format_loop_sessions(struct format_tree *ft, const char *fmt)
1404: {
1.180 nicm 1405: struct client *c = ft->client;
1.172 nicm 1406: struct cmdq_item *item = ft->item;
1.180 nicm 1407: struct format_tree *nft;
1.172 nicm 1408: char *expanded, *value;
1409: size_t valuelen;
1410: struct session *s;
1411:
1412: value = xcalloc(1, 1);
1413: valuelen = 1;
1414:
1415: RB_FOREACH(s, sessions, &sessions) {
1.179 nicm 1416: format_log(ft, "session loop: $%u", s->id);
1.180 nicm 1417: nft = format_create(c, item, FORMAT_NONE, ft->flags);
1.182 nicm 1418: nft->loop = ft->loop;
1.180 nicm 1419: format_defaults(nft, ft->c, s, NULL, NULL);
1420: expanded = format_expand(nft, fmt);
1421: format_free(nft);
1.172 nicm 1422:
1423: valuelen += strlen(expanded);
1424: value = xrealloc(value, valuelen);
1425:
1426: strlcat(value, expanded, valuelen);
1427: free(expanded);
1428: }
1429:
1430: return (value);
1431: }
1432:
1433: /* Loop over windows. */
1434: static char *
1435: format_loop_windows(struct format_tree *ft, const char *fmt)
1436: {
1.180 nicm 1437: struct client *c = ft->client;
1.172 nicm 1438: struct cmdq_item *item = ft->item;
1.180 nicm 1439: struct format_tree *nft;
1.172 nicm 1440: char *all, *active, *use, *expanded, *value;
1441: size_t valuelen;
1442: struct winlink *wl;
1.180 nicm 1443: struct window *w;
1.172 nicm 1444:
1.179 nicm 1445: if (ft->s == NULL) {
1446: format_log(ft, "window loop but no session");
1.172 nicm 1447: return (NULL);
1.179 nicm 1448: }
1.172 nicm 1449:
1450: if (format_choose(ft, fmt, &all, &active, 0) != 0) {
1451: all = xstrdup(fmt);
1452: active = NULL;
1453: }
1454:
1455: value = xcalloc(1, 1);
1456: valuelen = 1;
1457:
1458: RB_FOREACH(wl, winlinks, &ft->s->windows) {
1.180 nicm 1459: w = wl->window;
1460: format_log(ft, "window loop: %u @%u", wl->idx, w->id);
1.172 nicm 1461: if (active != NULL && wl == ft->s->curw)
1462: use = active;
1463: else
1464: use = all;
1.180 nicm 1465: nft = format_create(c, item, FORMAT_WINDOW|w->id, ft->flags);
1.182 nicm 1466: nft->loop = ft->loop;
1.180 nicm 1467: format_defaults(nft, ft->c, ft->s, wl, NULL);
1468: expanded = format_expand(nft, use);
1469: format_free(nft);
1.172 nicm 1470:
1471: valuelen += strlen(expanded);
1472: value = xrealloc(value, valuelen);
1473:
1474: strlcat(value, expanded, valuelen);
1475: free(expanded);
1476: }
1477:
1478: free(active);
1479: free(all);
1480:
1481: return (value);
1482: }
1483:
1484: /* Loop over panes. */
1485: static char *
1486: format_loop_panes(struct format_tree *ft, const char *fmt)
1487: {
1.180 nicm 1488: struct client *c = ft->client;
1.172 nicm 1489: struct cmdq_item *item = ft->item;
1.180 nicm 1490: struct format_tree *nft;
1.172 nicm 1491: char *all, *active, *use, *expanded, *value;
1492: size_t valuelen;
1493: struct window_pane *wp;
1494:
1.179 nicm 1495: if (ft->w == NULL) {
1496: format_log(ft, "pane loop but no window");
1.172 nicm 1497: return (NULL);
1.179 nicm 1498: }
1.172 nicm 1499:
1500: if (format_choose(ft, fmt, &all, &active, 0) != 0) {
1501: all = xstrdup(fmt);
1502: active = NULL;
1503: }
1504:
1505: value = xcalloc(1, 1);
1506: valuelen = 1;
1507:
1508: TAILQ_FOREACH(wp, &ft->w->panes, entry) {
1.179 nicm 1509: format_log(ft, "pane loop: %%%u", wp->id);
1.172 nicm 1510: if (active != NULL && wp == ft->w->active)
1511: use = active;
1512: else
1513: use = all;
1.180 nicm 1514: nft = format_create(c, item, FORMAT_PANE|wp->id, ft->flags);
1.182 nicm 1515: nft->loop = ft->loop;
1.180 nicm 1516: format_defaults(nft, ft->c, ft->s, ft->wl, wp);
1517: expanded = format_expand(nft, use);
1518: format_free(nft);
1.172 nicm 1519:
1520: valuelen += strlen(expanded);
1521: value = xrealloc(value, valuelen);
1522:
1523: strlcat(value, expanded, valuelen);
1524: free(expanded);
1525: }
1526:
1527: free(active);
1528: free(all);
1529:
1530: return (value);
1531: }
1532:
1.140 nicm 1533: /* Replace a key. */
1.108 nicm 1534: static int
1.30 nicm 1535: format_replace(struct format_tree *ft, const char *key, size_t keylen,
1536: char **buf, size_t *len, size_t *off)
1.1 nicm 1537: {
1.140 nicm 1538: struct window_pane *wp = ft->wp;
1.201 nicm 1539: const char *errptr, *copy, *cp, *marker = NULL;
1.169 nicm 1540: char *copy0, *condition, *found, *new;
1541: char *value, *left, *right;
1542: size_t valuelen;
1.202 nicm 1543: int modifiers = 0, limit = 0, j;
1.169 nicm 1544: struct format_modifier *list, *fm, *cmp = NULL, *search = NULL;
1545: struct format_modifier *sub = NULL;
1546: u_int i, count;
1.1 nicm 1547:
1548: /* Make a copy of the key. */
1.169 nicm 1549: copy = copy0 = xstrndup(key, keylen);
1550:
1551: /* Process modifier list. */
1552: list = format_build_modifiers(ft, ©, &count);
1553: for (i = 0; i < count; i++) {
1554: fm = &list[i];
1.179 nicm 1555: if (format_logging(ft)) {
1556: format_log(ft, "modifier %u is %s", i, fm->modifier);
1557: for (j = 0; j < fm->argc; j++) {
1558: format_log(ft, "modifier %u argument %d: %s", i,
1559: j, fm->argv[j]);
1560: }
1561: }
1.169 nicm 1562: if (fm->size == 1) {
1563: switch (fm->modifier[0]) {
1564: case 'm':
1.195 nicm 1565: case '<':
1566: case '>':
1.169 nicm 1567: cmp = fm;
1568: break;
1569: case 'C':
1570: search = fm;
1571: break;
1572: case 's':
1.202 nicm 1573: if (fm->argc < 2)
1.169 nicm 1574: break;
1575: sub = fm;
1576: break;
1577: case '=':
1.202 nicm 1578: if (fm->argc < 1)
1.169 nicm 1579: break;
1580: limit = strtonum(fm->argv[0], INT_MIN, INT_MAX,
1581: &errptr);
1582: if (errptr != NULL)
1583: limit = 0;
1.202 nicm 1584: if (fm->argc >= 2 && fm->argv[1] != NULL)
1.196 nicm 1585: marker = fm->argv[1];
1.169 nicm 1586: break;
1587: case 'l':
1588: modifiers |= FORMAT_LITERAL;
1589: break;
1590: case 'b':
1591: modifiers |= FORMAT_BASENAME;
1592: break;
1593: case 'd':
1594: modifiers |= FORMAT_DIRNAME;
1595: break;
1596: case 't':
1597: modifiers |= FORMAT_TIMESTRING;
1598: break;
1599: case 'q':
1600: modifiers |= FORMAT_QUOTE;
1601: break;
1.170 nicm 1602: case 'E':
1603: modifiers |= FORMAT_EXPAND;
1604: break;
1.175 nicm 1605: case 'T':
1606: modifiers |= FORMAT_EXPANDTIME;
1607: break;
1.172 nicm 1608: case 'S':
1609: modifiers |= FORMAT_SESSIONS;
1610: break;
1611: case 'W':
1612: modifiers |= FORMAT_WINDOWS;
1613: break;
1614: case 'P':
1615: modifiers |= FORMAT_PANES;
1616: break;
1.169 nicm 1617: }
1618: } else if (fm->size == 2) {
1619: if (strcmp(fm->modifier, "||") == 0 ||
1620: strcmp(fm->modifier, "&&") == 0 ||
1621: strcmp(fm->modifier, "==") == 0 ||
1.195 nicm 1622: strcmp(fm->modifier, "!=") == 0 ||
1623: strcmp(fm->modifier, ">=") == 0 ||
1624: strcmp(fm->modifier, "<=") == 0)
1.169 nicm 1625: cmp = fm;
1.98 nicm 1626: }
1.30 nicm 1627: }
1628:
1.155 nicm 1629: /* Is this a literal string? */
1.169 nicm 1630: if (modifiers & FORMAT_LITERAL) {
1.155 nicm 1631: value = xstrdup(copy);
1632: goto done;
1633: }
1634:
1.172 nicm 1635: /* Is this a loop, comparison or condition? */
1636: if (modifiers & FORMAT_SESSIONS) {
1637: value = format_loop_sessions(ft, copy);
1638: if (value == NULL)
1639: goto fail;
1640: } else if (modifiers & FORMAT_WINDOWS) {
1641: value = format_loop_windows(ft, copy);
1642: if (value == NULL)
1643: goto fail;
1644: } else if (modifiers & FORMAT_PANES) {
1645: value = format_loop_panes(ft, copy);
1646: if (value == NULL)
1647: goto fail;
1648: } else if (search != NULL) {
1.140 nicm 1649: /* Search in pane. */
1.207 nicm 1650: new = format_expand(ft, copy);
1.179 nicm 1651: if (wp == NULL) {
1.207 nicm 1652: format_log(ft, "search '%s' but no pane", new);
1.140 nicm 1653: value = xstrdup("0");
1.179 nicm 1654: } else {
1.207 nicm 1655: format_log(ft, "search '%s' pane %%%u", new, wp->id);
1656: value = format_search(fm, wp, new);
1.179 nicm 1657: }
1.207 nicm 1658: free(new);
1.169 nicm 1659: } else if (cmp != NULL) {
1660: /* Comparison of left and right. */
1.179 nicm 1661: if (format_choose(ft, copy, &left, &right, 1) != 0) {
1662: format_log(ft, "compare %s syntax error: %s",
1663: cmp->modifier, copy);
1.114 nicm 1664: goto fail;
1.179 nicm 1665: }
1666: format_log(ft, "compare %s left is: %s", cmp->modifier, left);
1667: format_log(ft, "compare %s right is: %s", cmp->modifier, right);
1.169 nicm 1668:
1669: if (strcmp(cmp->modifier, "||") == 0) {
1670: if (format_true(left) || format_true(right))
1671: value = xstrdup("1");
1672: else
1673: value = xstrdup("0");
1674: } else if (strcmp(cmp->modifier, "&&") == 0) {
1675: if (format_true(left) && format_true(right))
1676: value = xstrdup("1");
1677: else
1678: value = xstrdup("0");
1679: } else if (strcmp(cmp->modifier, "==") == 0) {
1680: if (strcmp(left, right) == 0)
1681: value = xstrdup("1");
1682: else
1683: value = xstrdup("0");
1684: } else if (strcmp(cmp->modifier, "!=") == 0) {
1685: if (strcmp(left, right) != 0)
1686: value = xstrdup("1");
1687: else
1688: value = xstrdup("0");
1.195 nicm 1689: } else if (strcmp(cmp->modifier, "<") == 0) {
1690: if (strcmp(left, right) < 0)
1691: value = xstrdup("1");
1692: else
1693: value = xstrdup("0");
1694: } else if (strcmp(cmp->modifier, ">") == 0) {
1695: if (strcmp(left, right) > 0)
1696: value = xstrdup("1");
1697: else
1698: value = xstrdup("0");
1699: } else if (strcmp(cmp->modifier, "<=") == 0) {
1700: if (strcmp(left, right) <= 0)
1701: value = xstrdup("1");
1702: else
1703: value = xstrdup("0");
1704: } else if (strcmp(cmp->modifier, ">=") == 0) {
1705: if (strcmp(left, right) >= 0)
1706: value = xstrdup("1");
1707: else
1708: value = xstrdup("0");
1.202 nicm 1709: } else if (strcmp(cmp->modifier, "m") == 0)
1.204 nicm 1710: value = format_match(cmp, left, right);
1.169 nicm 1711:
1.114 nicm 1712: free(right);
1713: free(left);
1714: } else if (*copy == '?') {
1715: /* Conditional: check first and choose second or third. */
1.169 nicm 1716: cp = format_skip(copy + 1, ",");
1.179 nicm 1717: if (cp == NULL) {
1718: format_log(ft, "condition syntax error: %s", copy + 1);
1.1 nicm 1719: goto fail;
1.179 nicm 1720: }
1.169 nicm 1721: condition = xstrndup(copy + 1, cp - (copy + 1));
1.179 nicm 1722: format_log(ft, "condition is: %s", condition);
1.1 nicm 1723:
1.169 nicm 1724: found = format_find(ft, condition, modifiers);
1.156 nicm 1725: if (found == NULL) {
1726: /*
1.169 nicm 1727: * If the condition not found, try to expand it. If
1.156 nicm 1728: * the expansion doesn't have any effect, then assume
1729: * false.
1730: */
1.169 nicm 1731: found = format_expand(ft, condition);
1732: if (strcmp(found, condition) == 0) {
1.156 nicm 1733: free(found);
1734: found = xstrdup("");
1.179 nicm 1735: format_log(ft, "condition '%s' found: %s",
1736: condition, found);
1737: } else {
1738: format_log(ft,
1739: "condition '%s' not found; assuming false",
1740: condition);
1.156 nicm 1741: }
1.179 nicm 1742: } else
1743: format_log(ft, "condition '%s' found", condition);
1.169 nicm 1744:
1745: if (format_choose(ft, cp + 1, &left, &right, 0) != 0) {
1.179 nicm 1746: format_log(ft, "condition '%s' syntax error: %s",
1747: condition, cp + 1);
1.162 nicm 1748: free(found);
1.89 nicm 1749: goto fail;
1.162 nicm 1750: }
1.179 nicm 1751: if (format_true(found)) {
1752: format_log(ft, "condition '%s' is true", condition);
1.114 nicm 1753: value = format_expand(ft, left);
1.179 nicm 1754: } else {
1755: format_log(ft, "condition '%s' is false", condition);
1.114 nicm 1756: value = format_expand(ft, right);
1.179 nicm 1757: }
1.169 nicm 1758: free(right);
1759: free(left);
1760:
1.179 nicm 1761: free(condition);
1.98 nicm 1762: free(found);
1.1 nicm 1763: } else {
1.114 nicm 1764: /* Neither: look up directly. */
1.98 nicm 1765: value = format_find(ft, copy, modifiers);
1.179 nicm 1766: if (value == NULL) {
1767: format_log(ft, "format '%s' not found", copy);
1.98 nicm 1768: value = xstrdup("");
1.179 nicm 1769: } else
1770: format_log(ft, "format '%s' found: %s", copy, value);
1.170 nicm 1771: }
1772:
1.171 nicm 1773: done:
1.170 nicm 1774: /* Expand again if required. */
1775: if (modifiers & FORMAT_EXPAND) {
1776: new = format_expand(ft, value);
1.175 nicm 1777: free(value);
1778: value = new;
1779: }
1780: else if (modifiers & FORMAT_EXPANDTIME) {
1.177 nicm 1781: new = format_expand_time(ft, value);
1.170 nicm 1782: free(value);
1783: value = new;
1.98 nicm 1784: }
1785:
1786: /* Perform substitution if any. */
1.169 nicm 1787: if (sub != NULL) {
1.207 nicm 1788: left = format_expand(ft, sub->argv[0]);
1789: right = format_expand(ft, sub->argv[1]);
1790: new = format_sub(sub, value, left, right);
1791: format_log(ft, "substitute '%s' to '%s': %s", left, right, new);
1.98 nicm 1792: free(value);
1.169 nicm 1793: value = new;
1.207 nicm 1794: free(right);
1795: free(left);
1.1 nicm 1796: }
1797:
1.30 nicm 1798: /* Truncate the value if needed. */
1.105 nicm 1799: if (limit > 0) {
1.185 nicm 1800: new = format_trim_left(value, limit);
1.196 nicm 1801: if (marker != NULL && strcmp(new, value) != 0) {
1802: free(value);
1803: xasprintf(&value, "%s%s", new, marker);
1804: } else {
1805: free(value);
1806: value = new;
1807: }
1808: format_log(ft, "applied length limit %d: %s", limit, value);
1.105 nicm 1809: } else if (limit < 0) {
1.185 nicm 1810: new = format_trim_right(value, -limit);
1.196 nicm 1811: if (marker != NULL && strcmp(new, value) != 0) {
1812: free(value);
1813: xasprintf(&value, "%s%s", marker, new);
1814: } else {
1815: free(value);
1816: value = new;
1817: }
1818: format_log(ft, "applied length limit %d: %s", limit, value);
1.44 nicm 1819: }
1.30 nicm 1820:
1.1 nicm 1821: /* Expand the buffer and copy in the value. */
1.98 nicm 1822: valuelen = strlen(value);
1.1 nicm 1823: while (*len - *off < valuelen + 1) {
1.50 nicm 1824: *buf = xreallocarray(*buf, 2, *len);
1.1 nicm 1825: *len *= 2;
1826: }
1827: memcpy(*buf + *off, value, valuelen);
1828: *off += valuelen;
1829:
1.179 nicm 1830: format_log(ft, "replaced '%s' with '%s'", copy0, value);
1.98 nicm 1831: free(value);
1.179 nicm 1832:
1.169 nicm 1833: format_free_modifiers(list, count);
1.30 nicm 1834: free(copy0);
1.1 nicm 1835: return (0);
1836:
1837: fail:
1.179 nicm 1838: format_log(ft, "failed %s", copy0);
1.169 nicm 1839: format_free_modifiers(list, count);
1.30 nicm 1840: free(copy0);
1.1 nicm 1841: return (-1);
1842: }
1843:
1844: /* Expand keys in a template. */
1.179 nicm 1845: static char *
1846: format_expand1(struct format_tree *ft, const char *fmt, int time)
1.1 nicm 1847: {
1.152 nicm 1848: char *buf, *out, *name;
1.179 nicm 1849: const char *ptr, *s;
1.86 nicm 1850: size_t off, len, n, outlen;
1.31 nicm 1851: int ch, brackets;
1.179 nicm 1852: struct tm *tm;
1853: char expanded[8192];
1.58 nicm 1854:
1.179 nicm 1855: if (fmt == NULL || *fmt == '\0')
1.58 nicm 1856: return (xstrdup(""));
1.1 nicm 1857:
1.178 nicm 1858: if (ft->loop == FORMAT_LOOP_LIMIT)
1859: return (xstrdup(""));
1860: ft->loop++;
1861:
1.179 nicm 1862: format_log(ft, "expanding format: %s", fmt);
1863:
1864: if (time) {
1865: tm = localtime(&ft->time);
1866: if (strftime(expanded, sizeof expanded, fmt, tm) == 0) {
1867: format_log(ft, "format is too long");
1868: return (xstrdup(""));
1869: }
1870: if (format_logging(ft) && strcmp(expanded, fmt) != 0)
1871: format_log(ft, "after time expanded: %s", expanded);
1872: fmt = expanded;
1873: }
1874:
1.1 nicm 1875: len = 64;
1876: buf = xmalloc(len);
1877: off = 0;
1878:
1879: while (*fmt != '\0') {
1880: if (*fmt != '#') {
1881: while (len - off < 2) {
1.50 nicm 1882: buf = xreallocarray(buf, 2, len);
1.1 nicm 1883: len *= 2;
1884: }
1885: buf[off++] = *fmt++;
1886: continue;
1887: }
1888: fmt++;
1889:
1.179 nicm 1890: ch = (u_char)*fmt++;
1.1 nicm 1891: switch (ch) {
1.68 nicm 1892: case '(':
1893: brackets = 1;
1894: for (ptr = fmt; *ptr != '\0'; ptr++) {
1895: if (*ptr == '(')
1896: brackets++;
1897: if (*ptr == ')' && --brackets == 0)
1898: break;
1899: }
1900: if (*ptr != ')' || brackets != 0)
1901: break;
1902: n = ptr - fmt;
1903:
1.179 nicm 1904: name = xstrndup(fmt, n);
1905: format_log(ft, "found #(): %s", name);
1906:
1907: if (ft->flags & FORMAT_NOJOBS) {
1.114 nicm 1908: out = xstrdup("");
1.179 nicm 1909: format_log(ft, "#() is disabled");
1910: } else {
1.152 nicm 1911: out = format_job_get(ft, name);
1.179 nicm 1912: format_log(ft, "#() result: %s", out);
1.152 nicm 1913: }
1.179 nicm 1914: free(name);
1915:
1.86 nicm 1916: outlen = strlen(out);
1917: while (len - off < outlen + 1) {
1.68 nicm 1918: buf = xreallocarray(buf, 2, len);
1919: len *= 2;
1920: }
1.86 nicm 1921: memcpy(buf + off, out, outlen);
1922: off += outlen;
1923:
1924: free(out);
1.68 nicm 1925:
1926: fmt += n + 1;
1927: continue;
1.1 nicm 1928: case '{':
1.169 nicm 1929: ptr = format_skip((char *)fmt - 2, "}");
1.155 nicm 1930: if (ptr == NULL)
1.1 nicm 1931: break;
1932: n = ptr - fmt;
1933:
1.179 nicm 1934: format_log(ft, "found #{}: %.*s", (int)n, fmt);
1.1 nicm 1935: if (format_replace(ft, fmt, n, &buf, &len, &off) != 0)
1936: break;
1937: fmt += n + 1;
1.40 nicm 1938: continue;
1.155 nicm 1939: case '}':
1.40 nicm 1940: case '#':
1.155 nicm 1941: case ',':
1.179 nicm 1942: format_log(ft, "found #%c", ch);
1.40 nicm 1943: while (len - off < 2) {
1.50 nicm 1944: buf = xreallocarray(buf, 2, len);
1.40 nicm 1945: len *= 2;
1946: }
1.155 nicm 1947: buf[off++] = ch;
1.1 nicm 1948: continue;
1949: default:
1.25 nicm 1950: s = NULL;
1951: if (ch >= 'A' && ch <= 'Z')
1952: s = format_upper[ch - 'A'];
1953: else if (ch >= 'a' && ch <= 'z')
1954: s = format_lower[ch - 'a'];
1955: if (s == NULL) {
1956: while (len - off < 3) {
1.50 nicm 1957: buf = xreallocarray(buf, 2, len);
1.25 nicm 1958: len *= 2;
1.1 nicm 1959: }
1.25 nicm 1960: buf[off++] = '#';
1961: buf[off++] = ch;
1962: continue;
1.1 nicm 1963: }
1.25 nicm 1964: n = strlen(s);
1.179 nicm 1965: format_log(ft, "found #%c: %s", ch, s);
1.25 nicm 1966: if (format_replace(ft, s, n, &buf, &len, &off) != 0)
1967: break;
1.1 nicm 1968: continue;
1969: }
1970:
1971: break;
1972: }
1973: buf[off] = '\0';
1974:
1.179 nicm 1975: format_log(ft, "result is: %s", buf);
1976: ft->loop--;
1.178 nicm 1977:
1.1 nicm 1978: return (buf);
1.179 nicm 1979: }
1980:
1981: /* Expand keys in a template, passing through strftime first. */
1982: char *
1983: format_expand_time(struct format_tree *ft, const char *fmt)
1984: {
1985: return (format_expand1(ft, fmt, 1));
1986: }
1987:
1988: /* Expand keys in a template. */
1989: char *
1990: format_expand(struct format_tree *ft, const char *fmt)
1991: {
1992: return (format_expand1(ft, fmt, 0));
1.123 nicm 1993: }
1994:
1995: /* Expand a single string. */
1996: char *
1997: format_single(struct cmdq_item *item, const char *fmt, struct client *c,
1998: struct session *s, struct winlink *wl, struct window_pane *wp)
1999: {
2000: struct format_tree *ft;
2001: char *expanded;
2002:
1.131 nicm 2003: if (item != NULL)
2004: ft = format_create(item->client, item, FORMAT_NONE, 0);
2005: else
2006: ft = format_create(NULL, item, FORMAT_NONE, 0);
1.123 nicm 2007: format_defaults(ft, c, s, wl, wp);
2008:
2009: expanded = format_expand(ft, fmt);
2010: format_free(ft);
2011: return (expanded);
1.1 nicm 2012: }
2013:
1.57 nicm 2014: /* Set defaults for any of arguments that are not NULL. */
2015: void
2016: format_defaults(struct format_tree *ft, struct client *c, struct session *s,
2017: struct winlink *wl, struct window_pane *wp)
2018: {
1.205 nicm 2019: if (c != NULL && c->name != NULL)
1.187 nicm 2020: log_debug("%s: c=%s", __func__, c->name);
2021: else
1.205 nicm 2022: log_debug("%s: c=none", __func__);
1.187 nicm 2023: if (s != NULL)
2024: log_debug("%s: s=$%u", __func__, s->id);
2025: else
2026: log_debug("%s: s=none", __func__);
2027: if (wl != NULL)
2028: log_debug("%s: wl=%u w=@%u", __func__, wl->idx, wl->window->id);
2029: else
2030: log_debug("%s: wl=none", __func__);
2031: if (wp != NULL)
2032: log_debug("%s: wp=%%%u", __func__, wp->id);
2033: else
2034: log_debug("%s: wp=none", __func__);
2035:
1.154 nicm 2036: if (c != NULL && s != NULL && c->session != s)
2037: log_debug("%s: session does not match", __func__);
2038:
1.146 nicm 2039: format_add(ft, "session_format", "%d", s != NULL);
2040: format_add(ft, "window_format", "%d", wl != NULL);
2041: format_add(ft, "pane_format", "%d", wp != NULL);
2042:
1.57 nicm 2043: if (s == NULL && c != NULL)
2044: s = c->session;
2045: if (wl == NULL && s != NULL)
2046: wl = s->curw;
2047: if (wp == NULL && wl != NULL)
2048: wp = wl->window->active;
2049:
2050: if (c != NULL)
2051: format_defaults_client(ft, c);
2052: if (s != NULL)
2053: format_defaults_session(ft, s);
1.129 nicm 2054: if (wl != NULL)
2055: format_defaults_winlink(ft, wl);
1.57 nicm 2056: if (wp != NULL)
2057: format_defaults_pane(ft, wp);
2058: }
2059:
1.1 nicm 2060: /* Set default format keys for a session. */
1.108 nicm 2061: static void
1.57 nicm 2062: format_defaults_session(struct format_tree *ft, struct session *s)
1.1 nicm 2063: {
2064: struct session_group *sg;
2065:
1.54 nicm 2066: ft->s = s;
2067:
1.1 nicm 2068: format_add(ft, "session_name", "%s", s->name);
2069: format_add(ft, "session_windows", "%u", winlink_count(&s->windows));
1.23 nicm 2070: format_add(ft, "session_id", "$%u", s->id);
1.1 nicm 2071:
1.122 nicm 2072: sg = session_group_contains(s);
1.1 nicm 2073: format_add(ft, "session_grouped", "%d", sg != NULL);
1.148 nicm 2074: if (sg != NULL) {
1.122 nicm 2075: format_add(ft, "session_group", "%s", sg->name);
1.148 nicm 2076: format_add(ft, "session_group_size", "%u",
2077: session_group_count (sg));
1.150 nicm 2078: format_add_cb(ft, "session_group_list",
2079: format_cb_session_group_list);
1.148 nicm 2080: }
1.1 nicm 2081:
1.87 nicm 2082: format_add_tv(ft, "session_created", &s->creation_time);
2083: format_add_tv(ft, "session_last_attached", &s->last_attached_time);
2084: format_add_tv(ft, "session_activity", &s->activity_time);
1.1 nicm 2085:
1.41 nicm 2086: format_add(ft, "session_attached", "%u", s->attached);
1.59 nicm 2087: format_add(ft, "session_many_attached", "%d", s->attached > 1);
1.66 nicm 2088:
1.80 nicm 2089: format_add_cb(ft, "session_alerts", format_cb_session_alerts);
1.133 nicm 2090: format_add_cb(ft, "session_stack", format_cb_session_stack);
1.3 nicm 2091: }
2092:
2093: /* Set default format keys for a client. */
1.108 nicm 2094: static void
1.57 nicm 2095: format_defaults_client(struct format_tree *ft, struct client *c)
1.3 nicm 2096: {
1.60 nicm 2097: struct session *s;
1.103 nicm 2098: const char *name;
1.115 nicm 2099: struct tty *tty = &c->tty;
2100: const char *types[] = TTY_TYPES;
1.3 nicm 2101:
1.54 nicm 2102: if (ft->s == NULL)
2103: ft->s = c->session;
1.164 nicm 2104: ft->c = c;
1.54 nicm 2105:
1.124 nicm 2106: format_add(ft, "client_name", "%s", c->name);
1.72 nicm 2107: format_add(ft, "client_pid", "%ld", (long) c->pid);
1.115 nicm 2108: format_add(ft, "client_height", "%u", tty->sy);
2109: format_add(ft, "client_width", "%u", tty->sx);
1.124 nicm 2110: format_add(ft, "client_tty", "%s", c->ttyname);
1.75 nicm 2111: format_add(ft, "client_control_mode", "%d",
2112: !!(c->flags & CLIENT_CONTROL));
1.3 nicm 2113:
1.115 nicm 2114: if (tty->term_name != NULL)
2115: format_add(ft, "client_termname", "%s", tty->term_name);
2116: if (tty->term_name != NULL)
2117: format_add(ft, "client_termtype", "%s", types[tty->term_type]);
2118:
1.87 nicm 2119: format_add_tv(ft, "client_created", &c->creation_time);
2120: format_add_tv(ft, "client_activity", &c->activity_time);
1.126 nicm 2121:
2122: format_add(ft, "client_written", "%zu", c->written);
2123: format_add(ft, "client_discarded", "%zu", c->discarded);
1.14 nicm 2124:
1.103 nicm 2125: name = server_client_get_key_table(c);
2126: if (strcmp(c->keytable->name, name) == 0)
1.61 nicm 2127: format_add(ft, "client_prefix", "%d", 0);
2128: else
2129: format_add(ft, "client_prefix", "%d", 1);
2130: format_add(ft, "client_key_table", "%s", c->keytable->name);
1.3 nicm 2131:
1.115 nicm 2132: if (tty->flags & TTY_UTF8)
1.3 nicm 2133: format_add(ft, "client_utf8", "%d", 1);
2134: else
2135: format_add(ft, "client_utf8", "%d", 0);
2136:
2137: if (c->flags & CLIENT_READONLY)
2138: format_add(ft, "client_readonly", "%d", 1);
2139: else
2140: format_add(ft, "client_readonly", "%d", 0);
1.15 nicm 2141:
2142: s = c->session;
2143: if (s != NULL)
2144: format_add(ft, "client_session", "%s", s->name);
2145: s = c->last_session;
2146: if (s != NULL && session_alive(s))
2147: format_add(ft, "client_last_session", "%s", s->name);
1.1 nicm 2148: }
2149:
1.32 nicm 2150: /* Set default format keys for a window. */
2151: void
1.57 nicm 2152: format_defaults_window(struct format_tree *ft, struct window *w)
1.32 nicm 2153: {
1.54 nicm 2154: ft->w = w;
2155:
1.87 nicm 2156: format_add_tv(ft, "window_activity", &w->activity_time);
1.32 nicm 2157: format_add(ft, "window_id", "@%u", w->id);
2158: format_add(ft, "window_name", "%s", w->name);
2159: format_add(ft, "window_width", "%u", w->sx);
2160: format_add(ft, "window_height", "%u", w->sy);
1.80 nicm 2161: format_add_cb(ft, "window_layout", format_cb_window_layout);
1.96 nicm 2162: format_add_cb(ft, "window_visible_layout",
2163: format_cb_window_visible_layout);
1.32 nicm 2164: format_add(ft, "window_panes", "%u", window_count_panes(w));
1.59 nicm 2165: format_add(ft, "window_zoomed_flag", "%d",
1.53 nicm 2166: !!(w->flags & WINDOW_ZOOMED));
1.32 nicm 2167: }
2168:
1.1 nicm 2169: /* Set default format keys for a winlink. */
1.108 nicm 2170: static void
1.129 nicm 2171: format_defaults_winlink(struct format_tree *ft, struct winlink *wl)
1.1 nicm 2172: {
1.164 nicm 2173: struct client *c = ft->c;
1.129 nicm 2174: struct session *s = wl->session;
1.1 nicm 2175: struct window *w = wl->window;
1.164 nicm 2176: int flag;
2177: u_int ox, oy, sx, sy;
1.1 nicm 2178:
1.54 nicm 2179: if (ft->w == NULL)
2180: ft->w = wl->window;
1.133 nicm 2181: ft->wl = wl;
1.54 nicm 2182:
1.57 nicm 2183: format_defaults_window(ft, w);
1.32 nicm 2184:
1.164 nicm 2185: if (c != NULL) {
2186: flag = tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
2187: format_add(ft, "window_bigger", "%d", flag);
2188: if (flag) {
2189: format_add(ft, "window_offset_x", "%u", ox);
2190: format_add(ft, "window_offset_y", "%u", oy);
2191: }
2192: }
2193:
1.1 nicm 2194: format_add(ft, "window_index", "%d", wl->idx);
1.133 nicm 2195: format_add_cb(ft, "window_stack_index", format_cb_window_stack_index);
1.129 nicm 2196: format_add(ft, "window_flags", "%s", window_printable_flags(wl));
1.1 nicm 2197: format_add(ft, "window_active", "%d", wl == s->curw);
1.176 nicm 2198:
2199: format_add(ft, "window_start_flag", "%d",
2200: !!(wl == RB_MIN(winlinks, &s->windows)));
2201: format_add(ft, "window_end_flag", "%d",
2202: !!(wl == RB_MAX(winlinks, &s->windows)));
1.210 nicm 2203:
2204: if (server_check_marked() && marked_pane.wl == wl)
2205: format_add(ft, "window_marked_flag", "1");
2206: else
2207: format_add(ft, "window_marked_flag", "0");
1.29 nicm 2208:
1.59 nicm 2209: format_add(ft, "window_bell_flag", "%d",
1.29 nicm 2210: !!(wl->flags & WINLINK_BELL));
1.59 nicm 2211: format_add(ft, "window_activity_flag", "%d",
1.29 nicm 2212: !!(wl->flags & WINLINK_ACTIVITY));
1.59 nicm 2213: format_add(ft, "window_silence_flag", "%d",
1.29 nicm 2214: !!(wl->flags & WINLINK_SILENCE));
1.59 nicm 2215: format_add(ft, "window_last_flag", "%d",
1.49 nicm 2216: !!(wl == TAILQ_FIRST(&s->lastw)));
1.64 nicm 2217: format_add(ft, "window_linked", "%d", session_is_linked(s, wl->window));
1.1 nicm 2218: }
2219:
2220: /* Set default format keys for a window pane. */
2221: void
1.57 nicm 2222: format_defaults_pane(struct format_tree *ft, struct window_pane *wp)
1.1 nicm 2223: {
1.168 nicm 2224: struct window *w = wp->window;
2225: struct grid *gd = wp->base.grid;
2226: int status = wp->status;
2227: u_int idx;
2228: struct window_mode_entry *wme;
1.54 nicm 2229:
2230: if (ft->w == NULL)
1.159 nicm 2231: ft->w = w;
1.79 nicm 2232: ft->wp = wp;
1.1 nicm 2233:
1.16 nicm 2234: format_add(ft, "history_size", "%u", gd->hsize);
2235: format_add(ft, "history_limit", "%u", gd->hlimit);
1.80 nicm 2236: format_add_cb(ft, "history_bytes", format_cb_history_bytes);
1.1 nicm 2237:
1.4 nicm 2238: if (window_pane_index(wp, &idx) != 0)
2239: fatalx("index not found");
1.16 nicm 2240: format_add(ft, "pane_index", "%u", idx);
1.4 nicm 2241:
1.1 nicm 2242: format_add(ft, "pane_width", "%u", wp->sx);
2243: format_add(ft, "pane_height", "%u", wp->sy);
2244: format_add(ft, "pane_title", "%s", wp->base.title);
2245: format_add(ft, "pane_id", "%%%u", wp->id);
1.159 nicm 2246: format_add(ft, "pane_active", "%d", wp == w->active);
1.55 nicm 2247: format_add(ft, "pane_input_off", "%d", !!(wp->flags & PANE_INPUTOFF));
1.143 nicm 2248: format_add(ft, "pane_pipe", "%d", wp->pipe_fd != -1);
1.55 nicm 2249:
1.147 nicm 2250: if ((wp->flags & PANE_STATUSREADY) && WIFEXITED(status))
1.55 nicm 2251: format_add(ft, "pane_dead_status", "%d", WEXITSTATUS(status));
1.190 nicm 2252: if (~wp->flags & PANE_EMPTY)
2253: format_add(ft, "pane_dead", "%d", wp->fd == -1);
2254: else
2255: format_add(ft, "pane_dead", "0");
1.191 nicm 2256:
2257: if (server_check_marked() && marked_pane.wp == wp)
2258: format_add(ft, "pane_marked", "1");
2259: else
2260: format_add(ft, "pane_marked", "0");
2261: format_add(ft, "pane_marked_set", "%d", server_check_marked());
1.47 nicm 2262:
1.164 nicm 2263: format_add(ft, "pane_left", "%u", wp->xoff);
2264: format_add(ft, "pane_top", "%u", wp->yoff);
2265: format_add(ft, "pane_right", "%u", wp->xoff + wp->sx - 1);
2266: format_add(ft, "pane_bottom", "%u", wp->yoff + wp->sy - 1);
2267: format_add(ft, "pane_at_left", "%d", wp->xoff == 0);
2268: format_add(ft, "pane_at_top", "%d", wp->yoff == 0);
2269: format_add(ft, "pane_at_right", "%d", wp->xoff + wp->sx == w->sx);
2270: format_add(ft, "pane_at_bottom", "%d", wp->yoff + wp->sy == w->sy);
1.16 nicm 2271:
1.168 nicm 2272: wme = TAILQ_FIRST(&wp->modes);
2273: if (wme != NULL) {
2274: format_add(ft, "pane_mode", "%s", wme->mode->name);
2275: if (wme->mode->formats != NULL)
2276: wme->mode->formats(wme, ft);
2277: }
2278: format_add_cb(ft, "pane_in_mode", format_cb_pane_in_mode);
1.134 nicm 2279:
1.26 nicm 2280: format_add(ft, "pane_synchronized", "%d",
1.159 nicm 2281: !!options_get_number(w->options, "synchronize-panes"));
1.135 nicm 2282: if (wp->searchstr != NULL)
2283: format_add(ft, "pane_search_string", "%s", wp->searchstr);
1.16 nicm 2284:
1.71 nicm 2285: format_add(ft, "pane_tty", "%s", wp->tty);
1.16 nicm 2286: format_add(ft, "pane_pid", "%ld", (long) wp->pid);
1.79 nicm 2287: format_add_cb(ft, "pane_start_command", format_cb_start_command);
2288: format_add_cb(ft, "pane_current_command", format_cb_current_command);
1.16 nicm 2289:
1.59 nicm 2290: format_add(ft, "cursor_x", "%u", wp->base.cx);
2291: format_add(ft, "cursor_y", "%u", wp->base.cy);
1.186 nicm 2292: format_add_cb(ft, "cursor_character", format_cb_cursor_character);
2293:
1.59 nicm 2294: format_add(ft, "scroll_region_upper", "%u", wp->base.rupper);
2295: format_add(ft, "scroll_region_lower", "%u", wp->base.rlower);
1.16 nicm 2296:
2297: format_add(ft, "alternate_on", "%d", wp->saved_grid ? 1 : 0);
1.59 nicm 2298: format_add(ft, "alternate_saved_x", "%u", wp->saved_cx);
2299: format_add(ft, "alternate_saved_y", "%u", wp->saved_cy);
1.16 nicm 2300:
2301: format_add(ft, "cursor_flag", "%d",
2302: !!(wp->base.mode & MODE_CURSOR));
2303: format_add(ft, "insert_flag", "%d",
2304: !!(wp->base.mode & MODE_INSERT));
2305: format_add(ft, "keypad_cursor_flag", "%d",
2306: !!(wp->base.mode & MODE_KCURSOR));
2307: format_add(ft, "keypad_flag", "%d",
2308: !!(wp->base.mode & MODE_KKEYPAD));
2309: format_add(ft, "wrap_flag", "%d",
2310: !!(wp->base.mode & MODE_WRAP));
1.208 nicm 2311: format_add(ft, "origin_flag", "%d",
2312: !!(wp->base.mode & MODE_ORIGIN));
1.16 nicm 2313:
1.62 nicm 2314: format_add(ft, "mouse_any_flag", "%d",
1.119 nicm 2315: !!(wp->base.mode & ALL_MOUSE_MODES));
1.16 nicm 2316: format_add(ft, "mouse_standard_flag", "%d",
2317: !!(wp->base.mode & MODE_MOUSE_STANDARD));
2318: format_add(ft, "mouse_button_flag", "%d",
2319: !!(wp->base.mode & MODE_MOUSE_BUTTON));
1.119 nicm 2320: format_add(ft, "mouse_all_flag", "%d",
2321: !!(wp->base.mode & MODE_MOUSE_ALL));
1.208 nicm 2322: format_add(ft, "mouse_utf8_flag", "%d",
2323: !!(wp->base.mode & MODE_MOUSE_UTF8));
2324: format_add(ft, "mouse_sgr_flag", "%d",
2325: !!(wp->base.mode & MODE_MOUSE_SGR));
1.19 nicm 2326:
1.80 nicm 2327: format_add_cb(ft, "pane_tabs", format_cb_pane_tabs);
1.8 nicm 2328: }
2329:
1.19 nicm 2330: /* Set default format keys for paste buffer. */
1.8 nicm 2331: void
1.94 nicm 2332: format_defaults_paste_buffer(struct format_tree *ft, struct paste_buffer *pb)
1.8 nicm 2333: {
1.146 nicm 2334: struct timeval tv;
2335: size_t size;
2336: char *s;
2337:
2338: timerclear(&tv);
2339: tv.tv_sec = paste_buffer_created(pb);
2340: paste_buffer_data(pb, &size);
1.8 nicm 2341:
1.146 nicm 2342: format_add(ft, "buffer_size", "%zu", size);
1.81 nicm 2343: format_add(ft, "buffer_name", "%s", paste_buffer_name(pb));
1.146 nicm 2344: format_add_tv(ft, "buffer_created", &tv);
1.8 nicm 2345:
1.94 nicm 2346: s = paste_make_sample(pb);
1.42 nicm 2347: format_add(ft, "buffer_sample", "%s", s);
2348: free(s);
1.1 nicm 2349: }
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