Annotation of src/usr.bin/tmux/format.c, Revision 1.207
1.207 ! nicm 1: /* $OpenBSD: format.c,v 1.206 2019/06/20 11:59:59 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;
725: if (cmd_mouse_at(wp, &ft->m, &x, &y, 0) != 0)
726: return;
727: gd = wp->base.grid;
728: ws = options_get_string(global_s_options, "word-separators");
729:
730: y = gd->hsize + y;
731: for (;;) {
732: grid_get_cell(gd, x, y, &gc);
733: if (gc.flags & GRID_FLAG_PADDING)
734: break;
735: if (utf8_cstrhas(ws, &gc.data)) {
736: found = 1;
737: break;
738: }
739:
740: if (x == 0) {
741: if (y == 0)
742: break;
743: gl = &gd->linedata[y - 1];
744: if (~gl->flags & GRID_LINE_WRAPPED)
745: break;
746: y--;
747: x = grid_line_length(gd, y);
748: if (x == 0)
749: break;
750: }
751: x--;
752: }
753: for (;;) {
754: if (found) {
755: end = grid_line_length(gd, y);
756: if (end == 0 || x == end - 1) {
757: if (y == gd->hsize + gd->sy - 1)
758: break;
759: gl = &gd->linedata[y];
760: if (~gl->flags & GRID_LINE_WRAPPED)
761: break;
762: y++;
763: x = 0;
764: } else
765: x++;
766: }
767: found = 1;
768:
769: grid_get_cell(gd, x, y, &gc);
770: if (gc.flags & GRID_FLAG_PADDING)
771: break;
772: if (utf8_cstrhas(ws, &gc.data))
773: break;
774:
775: ud = xreallocarray(ud, size + 2, sizeof *ud);
776: memcpy(&ud[size++], &gc.data, sizeof *ud);
777: }
778: if (size != 0) {
779: ud[size].size = 0;
780: fe->value = utf8_tocstr(ud);
781: free(ud);
782: }
783: }
784:
785: /* Callback for mouse_line. */
786: static void
787: format_cb_mouse_line(struct format_tree *ft, struct format_entry *fe)
788: {
789: struct window_pane *wp;
790: u_int x, y;
791: struct grid *gd;
792: struct grid_cell gc;
793: struct utf8_data *ud = NULL;
794: size_t size = 0;
795:
796: if (!ft->m.valid)
797: return;
798: wp = cmd_mouse_pane(&ft->m, NULL, NULL);
799: if (wp == NULL)
800: return;
801: if (cmd_mouse_at(wp, &ft->m, &x, &y, 0) != 0)
802: return;
803: gd = wp->base.grid;
804:
805: y = gd->hsize + y;
806: for (x = 0; x < grid_line_length(gd, y); x++) {
807: grid_get_cell(gd, x, y, &gc);
808: if (gc.flags & GRID_FLAG_PADDING)
809: break;
810:
811: ud = xreallocarray(ud, size + 2, sizeof *ud);
812: memcpy(&ud[size++], &gc.data, sizeof *ud);
813: }
814: if (size != 0) {
815: ud[size].size = 0;
816: fe->value = utf8_tocstr(ud);
817: free(ud);
818: }
819: }
820:
1.112 nicm 821: /* Merge a format tree. */
822: static void
823: format_merge(struct format_tree *ft, struct format_tree *from)
824: {
825: struct format_entry *fe;
826:
827: RB_FOREACH(fe, format_entry_tree, &from->tree) {
828: if (fe->value != NULL)
829: format_add(ft, fe->key, "%s", fe->value);
830: }
831: }
832:
1.196 nicm 833: /* Add item bits to tree. */
834: static void
835: format_create_add_item(struct format_tree *ft, struct cmdq_item *item)
836: {
1.197 nicm 837: struct mouse_event *m;
838: struct window_pane *wp;
839: u_int x, y;
840:
1.196 nicm 841: if (item->cmd != NULL)
842: format_add(ft, "command", "%s", item->cmd->entry->name);
1.197 nicm 843:
844: if (item->shared == NULL)
845: return;
846: if (item->shared->formats != NULL)
1.196 nicm 847: format_merge(ft, item->shared->formats);
1.197 nicm 848:
849: m = &item->shared->mouse;
850: if (m->valid && ((wp = cmd_mouse_pane(m, NULL, NULL)) != NULL)) {
851: format_add(ft, "mouse_pane", "%%%u", wp->id);
852: if (cmd_mouse_at(wp, m, &x, &y, 0) == 0) {
853: format_add(ft, "mouse_x", "%u", x);
854: format_add(ft, "mouse_y", "%u", y);
855: format_add_cb(ft, "mouse_word", format_cb_mouse_word);
856: format_add_cb(ft, "mouse_line", format_cb_mouse_line);
857: }
858: }
859: memcpy(&ft->m, m, sizeof ft->m);
1.196 nicm 860: }
861:
1.1 nicm 862: /* Create a new tree. */
863: struct format_tree *
1.131 nicm 864: format_create(struct client *c, struct cmdq_item *item, int tag, int flags)
1.68 nicm 865: {
1.184 nicm 866: struct format_tree *ft;
867: const struct window_mode **wm;
868: char tmp[64];
1.77 nicm 869:
870: if (!event_initialized(&format_job_event)) {
871: evtimer_set(&format_job_event, format_job_timer, NULL);
872: format_job_timer(-1, 0, NULL);
873: }
1.1 nicm 874:
1.54 nicm 875: ft = xcalloc(1, sizeof *ft);
876: RB_INIT(&ft->tree);
1.120 nicm 877:
1.131 nicm 878: if (c != NULL) {
879: ft->client = c;
880: ft->client->references++;
881: }
1.172 nicm 882: ft->item = item;
1.131 nicm 883:
1.120 nicm 884: ft->tag = tag;
1.84 nicm 885: ft->flags = flags;
1.177 nicm 886: ft->time = time(NULL);
1.1 nicm 887:
1.79 nicm 888: format_add_cb(ft, "host", format_cb_host);
889: format_add_cb(ft, "host_short", format_cb_host_short);
890: format_add_cb(ft, "pid", format_cb_pid);
1.100 nicm 891: format_add(ft, "socket_path", "%s", socket_path);
892: format_add_tv(ft, "start_time", &start_time);
1.102 nicm 893:
1.184 nicm 894: for (wm = all_window_modes; *wm != NULL; wm++) {
895: if ((*wm)->default_format != NULL) {
896: xsnprintf(tmp, sizeof tmp, "%s_format", (*wm)->name);
897: tmp[strcspn(tmp, "-")] = '_';
898: format_add(ft, tmp, "%s", (*wm)->default_format);
899: }
900: }
901:
1.196 nicm 902: if (item != NULL)
903: format_create_add_item(ft, item);
1.1 nicm 904:
905: return (ft);
906: }
907:
908: /* Free a tree. */
909: void
910: format_free(struct format_tree *ft)
911: {
1.54 nicm 912: struct format_entry *fe, *fe1;
1.1 nicm 913:
1.68 nicm 914: RB_FOREACH_SAFE(fe, format_entry_tree, &ft->tree, fe1) {
915: RB_REMOVE(format_entry_tree, &ft->tree, fe);
1.9 nicm 916: free(fe->value);
917: free(fe->key);
918: free(fe);
1.1 nicm 919: }
920:
1.131 nicm 921: if (ft->client != NULL)
922: server_client_unref(ft->client);
1.25 nicm 923: free(ft);
1.1 nicm 924: }
1.184 nicm 925:
926: /* Walk each format. */
927: void
928: format_each(struct format_tree *ft, void (*cb)(const char *, const char *,
929: void *), void *arg)
930: {
931: struct format_entry *fe;
932: static char s[64];
933:
934: RB_FOREACH(fe, format_entry_tree, &ft->tree) {
935: if (fe->t != 0) {
936: xsnprintf(s, sizeof s, "%lld", (long long)fe->t);
937: cb(fe->key, fe->value, s);
938: } else {
939: if (fe->value == NULL && fe->cb != NULL) {
940: fe->cb(ft, fe);
941: if (fe->value == NULL)
942: fe->value = xstrdup("");
943: }
944: cb(fe->key, fe->value, arg);
945: }
946: }
947: }
948:
1.1 nicm 949:
950: /* Add a key-value pair. */
951: void
952: format_add(struct format_tree *ft, const char *key, const char *fmt, ...)
953: {
954: struct format_entry *fe;
1.28 nicm 955: struct format_entry *fe_now;
1.1 nicm 956: va_list ap;
957:
958: fe = xmalloc(sizeof *fe);
959: fe->key = xstrdup(key);
960:
1.79 nicm 961: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
962: if (fe_now != NULL) {
963: free(fe->key);
964: free(fe);
965: free(fe_now->value);
966: fe = fe_now;
967: }
968:
969: fe->cb = NULL;
1.87 nicm 970: fe->t = 0;
1.79 nicm 971:
1.1 nicm 972: va_start(ap, fmt);
973: xvasprintf(&fe->value, fmt, ap);
974: va_end(ap);
1.79 nicm 975: }
976:
1.87 nicm 977: /* Add a key and time. */
1.108 nicm 978: static void
1.87 nicm 979: format_add_tv(struct format_tree *ft, const char *key, struct timeval *tv)
980: {
981: struct format_entry *fe;
982: struct format_entry *fe_now;
983:
984: fe = xmalloc(sizeof *fe);
985: fe->key = xstrdup(key);
986:
987: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
988: if (fe_now != NULL) {
989: free(fe->key);
990: free(fe);
991: free(fe_now->value);
992: fe = fe_now;
993: }
994:
995: fe->cb = NULL;
996: fe->t = tv->tv_sec;
997:
998: fe->value = NULL;
999: }
1000:
1.79 nicm 1001: /* Add a key and function. */
1.108 nicm 1002: static void
1.79 nicm 1003: format_add_cb(struct format_tree *ft, const char *key, format_cb cb)
1004: {
1005: struct format_entry *fe;
1006: struct format_entry *fe_now;
1007:
1008: fe = xmalloc(sizeof *fe);
1009: fe->key = xstrdup(key);
1.1 nicm 1010:
1.68 nicm 1011: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
1.28 nicm 1012: if (fe_now != NULL) {
1013: free(fe->key);
1014: free(fe);
1.79 nicm 1015: free(fe_now->value);
1016: fe = fe_now;
1.28 nicm 1017: }
1.79 nicm 1018:
1019: fe->cb = cb;
1.87 nicm 1020: fe->t = 0;
1.79 nicm 1021:
1022: fe->value = NULL;
1.1 nicm 1023: }
1024:
1.161 nicm 1025: /* Quote special characters in string. */
1026: static char *
1027: format_quote(const char *s)
1028: {
1029: const char *cp;
1030: char *out, *at;
1031:
1032: at = out = xmalloc(strlen(s) * 2 + 1);
1033: for (cp = s; *cp != '\0'; cp++) {
1034: if (strchr("|&;<>()$`\\\"'*?[# =%", *cp) != NULL)
1035: *at++ = '\\';
1036: *at++ = *cp;
1037: }
1038: *at = '\0';
1039: return (out);
1040: }
1041:
1.1 nicm 1042: /* Find a format entry. */
1.108 nicm 1043: static char *
1.87 nicm 1044: format_find(struct format_tree *ft, const char *key, int modifiers)
1.1 nicm 1045: {
1046: struct format_entry *fe, fe_find;
1.76 nicm 1047: struct environ_entry *envent;
1.87 nicm 1048: static char s[64];
1.117 nicm 1049: struct options_entry *o;
1.116 nicm 1050: int idx;
1.189 nicm 1051: char *found, *saved;
1.87 nicm 1052:
1053: if (~modifiers & FORMAT_TIMESTRING) {
1.116 nicm 1054: o = options_parse_get(global_options, key, &idx, 0);
1.206 nicm 1055: if (o == NULL && ft->wp != NULL)
1056: o = options_parse_get(ft->wp->options, key, &idx, 0);
1.87 nicm 1057: if (o == NULL && ft->w != NULL)
1.116 nicm 1058: o = options_parse_get(ft->w->options, key, &idx, 0);
1.87 nicm 1059: if (o == NULL)
1.116 nicm 1060: o = options_parse_get(global_w_options, key, &idx, 0);
1.87 nicm 1061: if (o == NULL && ft->s != NULL)
1.116 nicm 1062: o = options_parse_get(ft->s->options, key, &idx, 0);
1.87 nicm 1063: if (o == NULL)
1.116 nicm 1064: o = options_parse_get(global_s_options, key, &idx, 0);
1.87 nicm 1065: if (o != NULL) {
1.118 nicm 1066: found = options_tostring(o, idx, 1);
1.116 nicm 1067: goto found;
1.54 nicm 1068: }
1069: }
1.116 nicm 1070: found = NULL;
1.1 nicm 1071:
1072: fe_find.key = (char *) key;
1.68 nicm 1073: fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find);
1.79 nicm 1074: if (fe != NULL) {
1.87 nicm 1075: if (modifiers & FORMAT_TIMESTRING) {
1076: if (fe->t == 0)
1077: return (NULL);
1078: ctime_r(&fe->t, s);
1079: s[strcspn(s, "\n")] = '\0';
1.189 nicm 1080: found = xstrdup(s);
1.87 nicm 1081: goto found;
1082: }
1083: if (fe->t != 0) {
1.189 nicm 1084: xasprintf(&found, "%lld", (long long)fe->t);
1.87 nicm 1085: goto found;
1086: }
1.149 nicm 1087: if (fe->value == NULL && fe->cb != NULL) {
1.79 nicm 1088: fe->cb(ft, fe);
1.149 nicm 1089: if (fe->value == NULL)
1090: fe->value = xstrdup("");
1091: }
1.189 nicm 1092: found = xstrdup(fe->value);
1.87 nicm 1093: goto found;
1.79 nicm 1094: }
1.76 nicm 1095:
1.87 nicm 1096: if (~modifiers & FORMAT_TIMESTRING) {
1097: envent = NULL;
1098: if (ft->s != NULL)
1.91 nicm 1099: envent = environ_find(ft->s->environ, key);
1.87 nicm 1100: if (envent == NULL)
1.91 nicm 1101: envent = environ_find(global_environ, key);
1.203 nicm 1102: if (envent != NULL && envent->value != NULL) {
1.189 nicm 1103: found = xstrdup(envent->value);
1.87 nicm 1104: goto found;
1105: }
1106: }
1.76 nicm 1107:
1108: return (NULL);
1.87 nicm 1109:
1110: found:
1.88 nicm 1111: if (found == NULL)
1112: return (NULL);
1.87 nicm 1113: if (modifiers & FORMAT_BASENAME) {
1.189 nicm 1114: saved = found;
1115: found = xstrdup(basename(saved));
1.87 nicm 1116: free(saved);
1117: }
1118: if (modifiers & FORMAT_DIRNAME) {
1.189 nicm 1119: saved = found;
1120: found = xstrdup(dirname(saved));
1.87 nicm 1121: free(saved);
1122: }
1.161 nicm 1123: if (modifiers & FORMAT_QUOTE) {
1.189 nicm 1124: saved = found;
1125: found = xstrdup(format_quote(saved));
1.161 nicm 1126: free(saved);
1127: }
1.189 nicm 1128: return (found);
1.1 nicm 1129: }
1130:
1.155 nicm 1131: /* Skip until end. */
1.185 nicm 1132: const char *
1.169 nicm 1133: format_skip(const char *s, const char *end)
1.114 nicm 1134: {
1135: int brackets = 0;
1136:
1137: for (; *s != '\0'; s++) {
1.155 nicm 1138: if (*s == '#' && s[1] == '{')
1.114 nicm 1139: brackets++;
1.155 nicm 1140: if (*s == '#' && strchr(",#{}", s[1]) != NULL) {
1141: s++;
1142: continue;
1143: }
1.114 nicm 1144: if (*s == '}')
1145: brackets--;
1.169 nicm 1146: if (strchr(end, *s) != NULL && brackets == 0)
1.114 nicm 1147: break;
1148: }
1149: if (*s == '\0')
1150: return (NULL);
1151: return (s);
1152: }
1153:
1154: /* Return left and right alternatives separated by commas. */
1155: static int
1.169 nicm 1156: format_choose(struct format_tree *ft, const char *s, char **left, char **right,
1157: int expand)
1.114 nicm 1158: {
1.169 nicm 1159: const char *cp;
1160: char *left0, *right0;
1.114 nicm 1161:
1.169 nicm 1162: cp = format_skip(s, ",");
1.114 nicm 1163: if (cp == NULL)
1164: return (-1);
1.169 nicm 1165: left0 = xstrndup(s, cp - s);
1166: right0 = xstrdup(cp + 1);
1.114 nicm 1167:
1.169 nicm 1168: if (expand) {
1169: *left = format_expand(ft, left0);
1.188 nicm 1170: free(left0);
1.169 nicm 1171: *right = format_expand(ft, right0);
1.188 nicm 1172: free(right0);
1.169 nicm 1173: } else {
1174: *left = left0;
1175: *right = right0;
1176: }
1.114 nicm 1177: return (0);
1178: }
1179:
1180: /* Is this true? */
1.141 nicm 1181: int
1.114 nicm 1182: format_true(const char *s)
1183: {
1184: if (s != NULL && *s != '\0' && (s[0] != '0' || s[1] != '\0'))
1185: return (1);
1186: return (0);
1187: }
1188:
1.169 nicm 1189: /* Check if modifier end. */
1190: static int
1191: format_is_end(char c)
1192: {
1193: return (c == ';' || c == ':');
1194: }
1195:
1196: /* Add to modifier list. */
1197: static void
1198: format_add_modifier(struct format_modifier **list, u_int *count,
1199: const char *c, size_t n, char **argv, int argc)
1200: {
1201: struct format_modifier *fm;
1202:
1203: *list = xreallocarray(*list, (*count) + 1, sizeof **list);
1204: fm = &(*list)[(*count)++];
1205:
1206: memcpy(fm->modifier, c, n);
1207: fm->modifier[n] = '\0';
1208: fm->size = n;
1209:
1210: fm->argv = argv;
1211: fm->argc = argc;
1212: }
1213:
1214: /* Free modifier list. */
1215: static void
1216: format_free_modifiers(struct format_modifier *list, u_int count)
1217: {
1218: u_int i;
1219:
1220: for (i = 0; i < count; i++)
1221: cmd_free_argv(list[i].argc, list[i].argv);
1222: free(list);
1223: }
1224:
1225: /* Build modifier list. */
1226: static struct format_modifier *
1227: format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
1228: {
1229: const char *cp = *s, *end;
1230: struct format_modifier *list = NULL;
1231: char c, last[] = "X;:", **argv, *value;
1232: int argc;
1233:
1234: /*
1235: * Modifiers are a ; separated list of the forms:
1.195 nicm 1236: * l,m,C,b,d,t,q,E,T,S,W,P,<,>
1.169 nicm 1237: * =a
1238: * =/a
1239: * =/a/
1240: * s/a/b/
1241: * s/a/b
1.195 nicm 1242: * ||,&&,!=,==,<=,>=
1.169 nicm 1243: */
1244:
1245: *count = 0;
1246:
1247: while (*cp != '\0' && *cp != ':') {
1248: /* Skip and separator character. */
1249: if (*cp == ';')
1250: cp++;
1251:
1252: /* Check single character modifiers with no arguments. */
1.202 nicm 1253: if (strchr("lbdtqETSWP<>", cp[0]) != NULL &&
1.172 nicm 1254: format_is_end(cp[1])) {
1.169 nicm 1255: format_add_modifier(&list, count, cp, 1, NULL, 0);
1256: cp++;
1257: continue;
1258: }
1259:
1260: /* Then try double character with no arguments. */
1261: if ((memcmp("||", cp, 2) == 0 ||
1262: memcmp("&&", cp, 2) == 0 ||
1263: memcmp("!=", cp, 2) == 0 ||
1.195 nicm 1264: memcmp("==", cp, 2) == 0 ||
1265: memcmp("<=", cp, 2) == 0 ||
1266: memcmp(">=", cp, 2) == 0) &&
1.169 nicm 1267: format_is_end(cp[2])) {
1268: format_add_modifier(&list, count, cp, 2, NULL, 0);
1269: cp += 2;
1270: continue;
1271: }
1272:
1273: /* Now try single character with arguments. */
1.202 nicm 1274: if (strchr("mCs=", cp[0]) == NULL)
1.169 nicm 1275: break;
1276: c = cp[0];
1277:
1278: /* No arguments provided. */
1279: if (format_is_end(cp[1])) {
1280: format_add_modifier(&list, count, cp, 1, NULL, 0);
1281: cp++;
1282: continue;
1283: }
1284: argv = NULL;
1285: argc = 0;
1286:
1287: /* Single argument with no wrapper character. */
1288: if (!ispunct(cp[1]) || cp[1] == '-') {
1289: end = format_skip(cp + 1, ":;");
1290: if (end == NULL)
1291: break;
1292:
1293: argv = xcalloc(1, sizeof *argv);
1294: value = xstrndup(cp + 1, end - (cp + 1));
1295: argv[0] = format_expand(ft, value);
1296: free(value);
1297: argc = 1;
1298:
1299: format_add_modifier(&list, count, &c, 1, argv, argc);
1300: cp = end;
1301: continue;
1302: }
1303:
1304: /* Multiple arguments with a wrapper character. */
1305: last[0] = cp[1];
1306: cp++;
1307: do {
1308: if (cp[0] == last[0] && format_is_end(cp[1])) {
1309: cp++;
1310: break;
1311: }
1312: end = format_skip(cp + 1, last);
1313: if (end == NULL)
1314: break;
1315: cp++;
1316:
1317: argv = xreallocarray (argv, argc + 1, sizeof *argv);
1318: value = xstrndup(cp, end - cp);
1319: argv[argc++] = format_expand(ft, value);
1320: free(value);
1321:
1322: cp = end;
1323: } while (!format_is_end(cp[0]));
1324: format_add_modifier(&list, count, &c, 1, argv, argc);
1325: }
1326: if (*cp != ':') {
1327: format_free_modifiers(list, *count);
1328: *count = 0;
1329: return (NULL);
1330: }
1331: *s = cp + 1;
1332: return list;
1333: }
1334:
1.202 nicm 1335: /* Match against an fnmatch(3) pattern or regular expression. */
1336: static char *
1337: format_match(struct format_modifier *fm, const char *pattern, const char *text)
1338: {
1339: const char *s = "";
1340: regex_t r;
1341: int flags = 0;
1342:
1343: if (fm->argc >= 1)
1344: s = fm->argv[0];
1345: if (strchr(s, 'r') == NULL) {
1346: if (strchr(s, 'i') != NULL)
1347: flags |= FNM_CASEFOLD;
1348: if (fnmatch(pattern, text, flags) != 0)
1349: return (xstrdup("0"));
1350: } else {
1351: flags = REG_EXTENDED|REG_NOSUB;
1352: if (strchr(s, 'i') != NULL)
1353: flags |= REG_ICASE;
1354: if (regcomp(&r, pattern, flags) != 0)
1355: return (xstrdup("0"));
1356: if (regexec(&r, text, 0, NULL, 0) != 0) {
1357: regfree(&r);
1358: return (xstrdup("0"));
1359: }
1360: regfree(&r);
1361: }
1362: return (xstrdup("1"));
1363: }
1364:
1.169 nicm 1365: /* Perform substitution in string. */
1366: static char *
1.202 nicm 1367: format_sub(struct format_modifier *fm, const char *text, const char *pattern,
1368: const char *with)
1.169 nicm 1369: {
1.202 nicm 1370: char *value;
1371: int flags = REG_EXTENDED;
1.169 nicm 1372:
1.202 nicm 1373: if (fm->argc >= 3 && strchr(fm->argv[2], 'i') != NULL)
1374: flags |= REG_ICASE;
1375: value = regsub(pattern, with, text, flags);
1376: if (value == NULL)
1377: return (xstrdup(text));
1378: return (value);
1379: }
1.169 nicm 1380:
1.202 nicm 1381: /* Search inside pane. */
1382: static char *
1383: format_search(struct format_modifier *fm, struct window_pane *wp, const char *s)
1384: {
1385: int ignore = 0, regex = 0;
1386: char *value;
1.169 nicm 1387:
1.202 nicm 1388: if (fm->argc >= 1) {
1389: if (strchr(fm->argv[0], 'i') != NULL)
1390: ignore = 1;
1391: if (strchr(fm->argv[0], 'r') != NULL)
1392: regex = 1;
1.169 nicm 1393: }
1.202 nicm 1394: xasprintf(&value, "%u", window_pane_search(wp, s, regex, ignore));
1395: return (value);
1.169 nicm 1396: }
1397:
1.172 nicm 1398: /* Loop over sessions. */
1399: static char *
1400: format_loop_sessions(struct format_tree *ft, const char *fmt)
1401: {
1.180 nicm 1402: struct client *c = ft->client;
1.172 nicm 1403: struct cmdq_item *item = ft->item;
1.180 nicm 1404: struct format_tree *nft;
1.172 nicm 1405: char *expanded, *value;
1406: size_t valuelen;
1407: struct session *s;
1408:
1409: value = xcalloc(1, 1);
1410: valuelen = 1;
1411:
1412: RB_FOREACH(s, sessions, &sessions) {
1.179 nicm 1413: format_log(ft, "session loop: $%u", s->id);
1.180 nicm 1414: nft = format_create(c, item, FORMAT_NONE, ft->flags);
1.182 nicm 1415: nft->loop = ft->loop;
1.180 nicm 1416: format_defaults(nft, ft->c, s, NULL, NULL);
1417: expanded = format_expand(nft, fmt);
1418: format_free(nft);
1.172 nicm 1419:
1420: valuelen += strlen(expanded);
1421: value = xrealloc(value, valuelen);
1422:
1423: strlcat(value, expanded, valuelen);
1424: free(expanded);
1425: }
1426:
1427: return (value);
1428: }
1429:
1430: /* Loop over windows. */
1431: static char *
1432: format_loop_windows(struct format_tree *ft, const char *fmt)
1433: {
1.180 nicm 1434: struct client *c = ft->client;
1.172 nicm 1435: struct cmdq_item *item = ft->item;
1.180 nicm 1436: struct format_tree *nft;
1.172 nicm 1437: char *all, *active, *use, *expanded, *value;
1438: size_t valuelen;
1439: struct winlink *wl;
1.180 nicm 1440: struct window *w;
1.172 nicm 1441:
1.179 nicm 1442: if (ft->s == NULL) {
1443: format_log(ft, "window loop but no session");
1.172 nicm 1444: return (NULL);
1.179 nicm 1445: }
1.172 nicm 1446:
1447: if (format_choose(ft, fmt, &all, &active, 0) != 0) {
1448: all = xstrdup(fmt);
1449: active = NULL;
1450: }
1451:
1452: value = xcalloc(1, 1);
1453: valuelen = 1;
1454:
1455: RB_FOREACH(wl, winlinks, &ft->s->windows) {
1.180 nicm 1456: w = wl->window;
1457: format_log(ft, "window loop: %u @%u", wl->idx, w->id);
1.172 nicm 1458: if (active != NULL && wl == ft->s->curw)
1459: use = active;
1460: else
1461: use = all;
1.180 nicm 1462: nft = format_create(c, item, FORMAT_WINDOW|w->id, ft->flags);
1.182 nicm 1463: nft->loop = ft->loop;
1.180 nicm 1464: format_defaults(nft, ft->c, ft->s, wl, NULL);
1465: expanded = format_expand(nft, use);
1466: format_free(nft);
1.172 nicm 1467:
1468: valuelen += strlen(expanded);
1469: value = xrealloc(value, valuelen);
1470:
1471: strlcat(value, expanded, valuelen);
1472: free(expanded);
1473: }
1474:
1475: free(active);
1476: free(all);
1477:
1478: return (value);
1479: }
1480:
1481: /* Loop over panes. */
1482: static char *
1483: format_loop_panes(struct format_tree *ft, const char *fmt)
1484: {
1.180 nicm 1485: struct client *c = ft->client;
1.172 nicm 1486: struct cmdq_item *item = ft->item;
1.180 nicm 1487: struct format_tree *nft;
1.172 nicm 1488: char *all, *active, *use, *expanded, *value;
1489: size_t valuelen;
1490: struct window_pane *wp;
1491:
1.179 nicm 1492: if (ft->w == NULL) {
1493: format_log(ft, "pane loop but no window");
1.172 nicm 1494: return (NULL);
1.179 nicm 1495: }
1.172 nicm 1496:
1497: if (format_choose(ft, fmt, &all, &active, 0) != 0) {
1498: all = xstrdup(fmt);
1499: active = NULL;
1500: }
1501:
1502: value = xcalloc(1, 1);
1503: valuelen = 1;
1504:
1505: TAILQ_FOREACH(wp, &ft->w->panes, entry) {
1.179 nicm 1506: format_log(ft, "pane loop: %%%u", wp->id);
1.172 nicm 1507: if (active != NULL && wp == ft->w->active)
1508: use = active;
1509: else
1510: use = all;
1.180 nicm 1511: nft = format_create(c, item, FORMAT_PANE|wp->id, ft->flags);
1.182 nicm 1512: nft->loop = ft->loop;
1.180 nicm 1513: format_defaults(nft, ft->c, ft->s, ft->wl, wp);
1514: expanded = format_expand(nft, use);
1515: format_free(nft);
1.172 nicm 1516:
1517: valuelen += strlen(expanded);
1518: value = xrealloc(value, valuelen);
1519:
1520: strlcat(value, expanded, valuelen);
1521: free(expanded);
1522: }
1523:
1524: free(active);
1525: free(all);
1526:
1527: return (value);
1528: }
1529:
1.140 nicm 1530: /* Replace a key. */
1.108 nicm 1531: static int
1.30 nicm 1532: format_replace(struct format_tree *ft, const char *key, size_t keylen,
1533: char **buf, size_t *len, size_t *off)
1.1 nicm 1534: {
1.140 nicm 1535: struct window_pane *wp = ft->wp;
1.201 nicm 1536: const char *errptr, *copy, *cp, *marker = NULL;
1.169 nicm 1537: char *copy0, *condition, *found, *new;
1538: char *value, *left, *right;
1539: size_t valuelen;
1.202 nicm 1540: int modifiers = 0, limit = 0, j;
1.169 nicm 1541: struct format_modifier *list, *fm, *cmp = NULL, *search = NULL;
1542: struct format_modifier *sub = NULL;
1543: u_int i, count;
1.1 nicm 1544:
1545: /* Make a copy of the key. */
1.169 nicm 1546: copy = copy0 = xstrndup(key, keylen);
1547:
1548: /* Process modifier list. */
1549: list = format_build_modifiers(ft, ©, &count);
1550: for (i = 0; i < count; i++) {
1551: fm = &list[i];
1.179 nicm 1552: if (format_logging(ft)) {
1553: format_log(ft, "modifier %u is %s", i, fm->modifier);
1554: for (j = 0; j < fm->argc; j++) {
1555: format_log(ft, "modifier %u argument %d: %s", i,
1556: j, fm->argv[j]);
1557: }
1558: }
1.169 nicm 1559: if (fm->size == 1) {
1560: switch (fm->modifier[0]) {
1561: case 'm':
1.195 nicm 1562: case '<':
1563: case '>':
1.169 nicm 1564: cmp = fm;
1565: break;
1566: case 'C':
1567: search = fm;
1568: break;
1569: case 's':
1.202 nicm 1570: if (fm->argc < 2)
1.169 nicm 1571: break;
1572: sub = fm;
1573: break;
1574: case '=':
1.202 nicm 1575: if (fm->argc < 1)
1.169 nicm 1576: break;
1577: limit = strtonum(fm->argv[0], INT_MIN, INT_MAX,
1578: &errptr);
1579: if (errptr != NULL)
1580: limit = 0;
1.202 nicm 1581: if (fm->argc >= 2 && fm->argv[1] != NULL)
1.196 nicm 1582: marker = fm->argv[1];
1.169 nicm 1583: break;
1584: case 'l':
1585: modifiers |= FORMAT_LITERAL;
1586: break;
1587: case 'b':
1588: modifiers |= FORMAT_BASENAME;
1589: break;
1590: case 'd':
1591: modifiers |= FORMAT_DIRNAME;
1592: break;
1593: case 't':
1594: modifiers |= FORMAT_TIMESTRING;
1595: break;
1596: case 'q':
1597: modifiers |= FORMAT_QUOTE;
1598: break;
1.170 nicm 1599: case 'E':
1600: modifiers |= FORMAT_EXPAND;
1601: break;
1.175 nicm 1602: case 'T':
1603: modifiers |= FORMAT_EXPANDTIME;
1604: break;
1.172 nicm 1605: case 'S':
1606: modifiers |= FORMAT_SESSIONS;
1607: break;
1608: case 'W':
1609: modifiers |= FORMAT_WINDOWS;
1610: break;
1611: case 'P':
1612: modifiers |= FORMAT_PANES;
1613: break;
1.169 nicm 1614: }
1615: } else if (fm->size == 2) {
1616: if (strcmp(fm->modifier, "||") == 0 ||
1617: strcmp(fm->modifier, "&&") == 0 ||
1618: strcmp(fm->modifier, "==") == 0 ||
1.195 nicm 1619: strcmp(fm->modifier, "!=") == 0 ||
1620: strcmp(fm->modifier, ">=") == 0 ||
1621: strcmp(fm->modifier, "<=") == 0)
1.169 nicm 1622: cmp = fm;
1.98 nicm 1623: }
1.30 nicm 1624: }
1625:
1.155 nicm 1626: /* Is this a literal string? */
1.169 nicm 1627: if (modifiers & FORMAT_LITERAL) {
1.155 nicm 1628: value = xstrdup(copy);
1629: goto done;
1630: }
1631:
1.172 nicm 1632: /* Is this a loop, comparison or condition? */
1633: if (modifiers & FORMAT_SESSIONS) {
1634: value = format_loop_sessions(ft, copy);
1635: if (value == NULL)
1636: goto fail;
1637: } else if (modifiers & FORMAT_WINDOWS) {
1638: value = format_loop_windows(ft, copy);
1639: if (value == NULL)
1640: goto fail;
1641: } else if (modifiers & FORMAT_PANES) {
1642: value = format_loop_panes(ft, copy);
1643: if (value == NULL)
1644: goto fail;
1645: } else if (search != NULL) {
1.140 nicm 1646: /* Search in pane. */
1.207 ! nicm 1647: new = format_expand(ft, copy);
1.179 nicm 1648: if (wp == NULL) {
1.207 ! nicm 1649: format_log(ft, "search '%s' but no pane", new);
1.140 nicm 1650: value = xstrdup("0");
1.179 nicm 1651: } else {
1.207 ! nicm 1652: format_log(ft, "search '%s' pane %%%u", new, wp->id);
! 1653: value = format_search(fm, wp, new);
1.179 nicm 1654: }
1.207 ! nicm 1655: free(new);
1.169 nicm 1656: } else if (cmp != NULL) {
1657: /* Comparison of left and right. */
1.179 nicm 1658: if (format_choose(ft, copy, &left, &right, 1) != 0) {
1659: format_log(ft, "compare %s syntax error: %s",
1660: cmp->modifier, copy);
1.114 nicm 1661: goto fail;
1.179 nicm 1662: }
1663: format_log(ft, "compare %s left is: %s", cmp->modifier, left);
1664: format_log(ft, "compare %s right is: %s", cmp->modifier, right);
1.169 nicm 1665:
1666: if (strcmp(cmp->modifier, "||") == 0) {
1667: if (format_true(left) || format_true(right))
1668: value = xstrdup("1");
1669: else
1670: value = xstrdup("0");
1671: } else if (strcmp(cmp->modifier, "&&") == 0) {
1672: if (format_true(left) && format_true(right))
1673: value = xstrdup("1");
1674: else
1675: value = xstrdup("0");
1676: } else if (strcmp(cmp->modifier, "==") == 0) {
1677: if (strcmp(left, right) == 0)
1678: value = xstrdup("1");
1679: else
1680: value = xstrdup("0");
1681: } else if (strcmp(cmp->modifier, "!=") == 0) {
1682: if (strcmp(left, right) != 0)
1683: value = xstrdup("1");
1684: else
1685: value = xstrdup("0");
1.195 nicm 1686: } else if (strcmp(cmp->modifier, "<") == 0) {
1687: if (strcmp(left, right) < 0)
1688: value = xstrdup("1");
1689: else
1690: value = xstrdup("0");
1691: } else if (strcmp(cmp->modifier, ">") == 0) {
1692: if (strcmp(left, right) > 0)
1693: value = xstrdup("1");
1694: else
1695: value = xstrdup("0");
1696: } else if (strcmp(cmp->modifier, "<=") == 0) {
1697: if (strcmp(left, right) <= 0)
1698: value = xstrdup("1");
1699: else
1700: value = xstrdup("0");
1701: } else if (strcmp(cmp->modifier, ">=") == 0) {
1702: if (strcmp(left, right) >= 0)
1703: value = xstrdup("1");
1704: else
1705: value = xstrdup("0");
1.202 nicm 1706: } else if (strcmp(cmp->modifier, "m") == 0)
1.204 nicm 1707: value = format_match(cmp, left, right);
1.169 nicm 1708:
1.114 nicm 1709: free(right);
1710: free(left);
1711: } else if (*copy == '?') {
1712: /* Conditional: check first and choose second or third. */
1.169 nicm 1713: cp = format_skip(copy + 1, ",");
1.179 nicm 1714: if (cp == NULL) {
1715: format_log(ft, "condition syntax error: %s", copy + 1);
1.1 nicm 1716: goto fail;
1.179 nicm 1717: }
1.169 nicm 1718: condition = xstrndup(copy + 1, cp - (copy + 1));
1.179 nicm 1719: format_log(ft, "condition is: %s", condition);
1.1 nicm 1720:
1.169 nicm 1721: found = format_find(ft, condition, modifiers);
1.156 nicm 1722: if (found == NULL) {
1723: /*
1.169 nicm 1724: * If the condition not found, try to expand it. If
1.156 nicm 1725: * the expansion doesn't have any effect, then assume
1726: * false.
1727: */
1.169 nicm 1728: found = format_expand(ft, condition);
1729: if (strcmp(found, condition) == 0) {
1.156 nicm 1730: free(found);
1731: found = xstrdup("");
1.179 nicm 1732: format_log(ft, "condition '%s' found: %s",
1733: condition, found);
1734: } else {
1735: format_log(ft,
1736: "condition '%s' not found; assuming false",
1737: condition);
1.156 nicm 1738: }
1.179 nicm 1739: } else
1740: format_log(ft, "condition '%s' found", condition);
1.169 nicm 1741:
1742: if (format_choose(ft, cp + 1, &left, &right, 0) != 0) {
1.179 nicm 1743: format_log(ft, "condition '%s' syntax error: %s",
1744: condition, cp + 1);
1.162 nicm 1745: free(found);
1.89 nicm 1746: goto fail;
1.162 nicm 1747: }
1.179 nicm 1748: if (format_true(found)) {
1749: format_log(ft, "condition '%s' is true", condition);
1.114 nicm 1750: value = format_expand(ft, left);
1.179 nicm 1751: } else {
1752: format_log(ft, "condition '%s' is false", condition);
1.114 nicm 1753: value = format_expand(ft, right);
1.179 nicm 1754: }
1.169 nicm 1755: free(right);
1756: free(left);
1757:
1.179 nicm 1758: free(condition);
1.98 nicm 1759: free(found);
1.1 nicm 1760: } else {
1.114 nicm 1761: /* Neither: look up directly. */
1.98 nicm 1762: value = format_find(ft, copy, modifiers);
1.179 nicm 1763: if (value == NULL) {
1764: format_log(ft, "format '%s' not found", copy);
1.98 nicm 1765: value = xstrdup("");
1.179 nicm 1766: } else
1767: format_log(ft, "format '%s' found: %s", copy, value);
1.170 nicm 1768: }
1769:
1.171 nicm 1770: done:
1.170 nicm 1771: /* Expand again if required. */
1772: if (modifiers & FORMAT_EXPAND) {
1773: new = format_expand(ft, value);
1.175 nicm 1774: free(value);
1775: value = new;
1776: }
1777: else if (modifiers & FORMAT_EXPANDTIME) {
1.177 nicm 1778: new = format_expand_time(ft, value);
1.170 nicm 1779: free(value);
1780: value = new;
1.98 nicm 1781: }
1782:
1783: /* Perform substitution if any. */
1.169 nicm 1784: if (sub != NULL) {
1.207 ! nicm 1785: left = format_expand(ft, sub->argv[0]);
! 1786: right = format_expand(ft, sub->argv[1]);
! 1787: new = format_sub(sub, value, left, right);
! 1788: format_log(ft, "substitute '%s' to '%s': %s", left, right, new);
1.98 nicm 1789: free(value);
1.169 nicm 1790: value = new;
1.207 ! nicm 1791: free(right);
! 1792: free(left);
1.1 nicm 1793: }
1794:
1.30 nicm 1795: /* Truncate the value if needed. */
1.105 nicm 1796: if (limit > 0) {
1.185 nicm 1797: new = format_trim_left(value, limit);
1.196 nicm 1798: if (marker != NULL && strcmp(new, value) != 0) {
1799: free(value);
1800: xasprintf(&value, "%s%s", new, marker);
1801: } else {
1802: free(value);
1803: value = new;
1804: }
1805: format_log(ft, "applied length limit %d: %s", limit, value);
1.105 nicm 1806: } else if (limit < 0) {
1.185 nicm 1807: new = format_trim_right(value, -limit);
1.196 nicm 1808: if (marker != NULL && strcmp(new, value) != 0) {
1809: free(value);
1810: xasprintf(&value, "%s%s", marker, new);
1811: } else {
1812: free(value);
1813: value = new;
1814: }
1815: format_log(ft, "applied length limit %d: %s", limit, value);
1.44 nicm 1816: }
1.30 nicm 1817:
1.1 nicm 1818: /* Expand the buffer and copy in the value. */
1.98 nicm 1819: valuelen = strlen(value);
1.1 nicm 1820: while (*len - *off < valuelen + 1) {
1.50 nicm 1821: *buf = xreallocarray(*buf, 2, *len);
1.1 nicm 1822: *len *= 2;
1823: }
1824: memcpy(*buf + *off, value, valuelen);
1825: *off += valuelen;
1826:
1.179 nicm 1827: format_log(ft, "replaced '%s' with '%s'", copy0, value);
1.98 nicm 1828: free(value);
1.179 nicm 1829:
1.169 nicm 1830: format_free_modifiers(list, count);
1.30 nicm 1831: free(copy0);
1.1 nicm 1832: return (0);
1833:
1834: fail:
1.179 nicm 1835: format_log(ft, "failed %s", copy0);
1.169 nicm 1836: format_free_modifiers(list, count);
1.30 nicm 1837: free(copy0);
1.1 nicm 1838: return (-1);
1839: }
1840:
1841: /* Expand keys in a template. */
1.179 nicm 1842: static char *
1843: format_expand1(struct format_tree *ft, const char *fmt, int time)
1.1 nicm 1844: {
1.152 nicm 1845: char *buf, *out, *name;
1.179 nicm 1846: const char *ptr, *s;
1.86 nicm 1847: size_t off, len, n, outlen;
1.31 nicm 1848: int ch, brackets;
1.179 nicm 1849: struct tm *tm;
1850: char expanded[8192];
1.58 nicm 1851:
1.179 nicm 1852: if (fmt == NULL || *fmt == '\0')
1.58 nicm 1853: return (xstrdup(""));
1.1 nicm 1854:
1.178 nicm 1855: if (ft->loop == FORMAT_LOOP_LIMIT)
1856: return (xstrdup(""));
1857: ft->loop++;
1858:
1.179 nicm 1859: format_log(ft, "expanding format: %s", fmt);
1860:
1861: if (time) {
1862: tm = localtime(&ft->time);
1863: if (strftime(expanded, sizeof expanded, fmt, tm) == 0) {
1864: format_log(ft, "format is too long");
1865: return (xstrdup(""));
1866: }
1867: if (format_logging(ft) && strcmp(expanded, fmt) != 0)
1868: format_log(ft, "after time expanded: %s", expanded);
1869: fmt = expanded;
1870: }
1871:
1.1 nicm 1872: len = 64;
1873: buf = xmalloc(len);
1874: off = 0;
1875:
1876: while (*fmt != '\0') {
1877: if (*fmt != '#') {
1878: while (len - off < 2) {
1.50 nicm 1879: buf = xreallocarray(buf, 2, len);
1.1 nicm 1880: len *= 2;
1881: }
1882: buf[off++] = *fmt++;
1883: continue;
1884: }
1885: fmt++;
1886:
1.179 nicm 1887: ch = (u_char)*fmt++;
1.1 nicm 1888: switch (ch) {
1.68 nicm 1889: case '(':
1890: brackets = 1;
1891: for (ptr = fmt; *ptr != '\0'; ptr++) {
1892: if (*ptr == '(')
1893: brackets++;
1894: if (*ptr == ')' && --brackets == 0)
1895: break;
1896: }
1897: if (*ptr != ')' || brackets != 0)
1898: break;
1899: n = ptr - fmt;
1900:
1.179 nicm 1901: name = xstrndup(fmt, n);
1902: format_log(ft, "found #(): %s", name);
1903:
1904: if (ft->flags & FORMAT_NOJOBS) {
1.114 nicm 1905: out = xstrdup("");
1.179 nicm 1906: format_log(ft, "#() is disabled");
1907: } else {
1.152 nicm 1908: out = format_job_get(ft, name);
1.179 nicm 1909: format_log(ft, "#() result: %s", out);
1.152 nicm 1910: }
1.179 nicm 1911: free(name);
1912:
1.86 nicm 1913: outlen = strlen(out);
1914: while (len - off < outlen + 1) {
1.68 nicm 1915: buf = xreallocarray(buf, 2, len);
1916: len *= 2;
1917: }
1.86 nicm 1918: memcpy(buf + off, out, outlen);
1919: off += outlen;
1920:
1921: free(out);
1.68 nicm 1922:
1923: fmt += n + 1;
1924: continue;
1.1 nicm 1925: case '{':
1.169 nicm 1926: ptr = format_skip((char *)fmt - 2, "}");
1.155 nicm 1927: if (ptr == NULL)
1.1 nicm 1928: break;
1929: n = ptr - fmt;
1930:
1.179 nicm 1931: format_log(ft, "found #{}: %.*s", (int)n, fmt);
1.1 nicm 1932: if (format_replace(ft, fmt, n, &buf, &len, &off) != 0)
1933: break;
1934: fmt += n + 1;
1.40 nicm 1935: continue;
1.155 nicm 1936: case '}':
1.40 nicm 1937: case '#':
1.155 nicm 1938: case ',':
1.179 nicm 1939: format_log(ft, "found #%c", ch);
1.40 nicm 1940: while (len - off < 2) {
1.50 nicm 1941: buf = xreallocarray(buf, 2, len);
1.40 nicm 1942: len *= 2;
1943: }
1.155 nicm 1944: buf[off++] = ch;
1.1 nicm 1945: continue;
1946: default:
1.25 nicm 1947: s = NULL;
1948: if (ch >= 'A' && ch <= 'Z')
1949: s = format_upper[ch - 'A'];
1950: else if (ch >= 'a' && ch <= 'z')
1951: s = format_lower[ch - 'a'];
1952: if (s == NULL) {
1953: while (len - off < 3) {
1.50 nicm 1954: buf = xreallocarray(buf, 2, len);
1.25 nicm 1955: len *= 2;
1.1 nicm 1956: }
1.25 nicm 1957: buf[off++] = '#';
1958: buf[off++] = ch;
1959: continue;
1.1 nicm 1960: }
1.25 nicm 1961: n = strlen(s);
1.179 nicm 1962: format_log(ft, "found #%c: %s", ch, s);
1.25 nicm 1963: if (format_replace(ft, s, n, &buf, &len, &off) != 0)
1964: break;
1.1 nicm 1965: continue;
1966: }
1967:
1968: break;
1969: }
1970: buf[off] = '\0';
1971:
1.179 nicm 1972: format_log(ft, "result is: %s", buf);
1973: ft->loop--;
1.178 nicm 1974:
1.1 nicm 1975: return (buf);
1.179 nicm 1976: }
1977:
1978: /* Expand keys in a template, passing through strftime first. */
1979: char *
1980: format_expand_time(struct format_tree *ft, const char *fmt)
1981: {
1982: return (format_expand1(ft, fmt, 1));
1983: }
1984:
1985: /* Expand keys in a template. */
1986: char *
1987: format_expand(struct format_tree *ft, const char *fmt)
1988: {
1989: return (format_expand1(ft, fmt, 0));
1.123 nicm 1990: }
1991:
1992: /* Expand a single string. */
1993: char *
1994: format_single(struct cmdq_item *item, const char *fmt, struct client *c,
1995: struct session *s, struct winlink *wl, struct window_pane *wp)
1996: {
1997: struct format_tree *ft;
1998: char *expanded;
1999:
1.131 nicm 2000: if (item != NULL)
2001: ft = format_create(item->client, item, FORMAT_NONE, 0);
2002: else
2003: ft = format_create(NULL, item, FORMAT_NONE, 0);
1.123 nicm 2004: format_defaults(ft, c, s, wl, wp);
2005:
2006: expanded = format_expand(ft, fmt);
2007: format_free(ft);
2008: return (expanded);
1.1 nicm 2009: }
2010:
1.57 nicm 2011: /* Set defaults for any of arguments that are not NULL. */
2012: void
2013: format_defaults(struct format_tree *ft, struct client *c, struct session *s,
2014: struct winlink *wl, struct window_pane *wp)
2015: {
1.205 nicm 2016: if (c != NULL && c->name != NULL)
1.187 nicm 2017: log_debug("%s: c=%s", __func__, c->name);
2018: else
1.205 nicm 2019: log_debug("%s: c=none", __func__);
1.187 nicm 2020: if (s != NULL)
2021: log_debug("%s: s=$%u", __func__, s->id);
2022: else
2023: log_debug("%s: s=none", __func__);
2024: if (wl != NULL)
2025: log_debug("%s: wl=%u w=@%u", __func__, wl->idx, wl->window->id);
2026: else
2027: log_debug("%s: wl=none", __func__);
2028: if (wp != NULL)
2029: log_debug("%s: wp=%%%u", __func__, wp->id);
2030: else
2031: log_debug("%s: wp=none", __func__);
2032:
1.154 nicm 2033: if (c != NULL && s != NULL && c->session != s)
2034: log_debug("%s: session does not match", __func__);
2035:
1.146 nicm 2036: format_add(ft, "session_format", "%d", s != NULL);
2037: format_add(ft, "window_format", "%d", wl != NULL);
2038: format_add(ft, "pane_format", "%d", wp != NULL);
2039:
1.57 nicm 2040: if (s == NULL && c != NULL)
2041: s = c->session;
2042: if (wl == NULL && s != NULL)
2043: wl = s->curw;
2044: if (wp == NULL && wl != NULL)
2045: wp = wl->window->active;
2046:
2047: if (c != NULL)
2048: format_defaults_client(ft, c);
2049: if (s != NULL)
2050: format_defaults_session(ft, s);
1.129 nicm 2051: if (wl != NULL)
2052: format_defaults_winlink(ft, wl);
1.57 nicm 2053: if (wp != NULL)
2054: format_defaults_pane(ft, wp);
2055: }
2056:
1.1 nicm 2057: /* Set default format keys for a session. */
1.108 nicm 2058: static void
1.57 nicm 2059: format_defaults_session(struct format_tree *ft, struct session *s)
1.1 nicm 2060: {
2061: struct session_group *sg;
2062:
1.54 nicm 2063: ft->s = s;
2064:
1.1 nicm 2065: format_add(ft, "session_name", "%s", s->name);
2066: format_add(ft, "session_windows", "%u", winlink_count(&s->windows));
1.23 nicm 2067: format_add(ft, "session_id", "$%u", s->id);
1.1 nicm 2068:
1.122 nicm 2069: sg = session_group_contains(s);
1.1 nicm 2070: format_add(ft, "session_grouped", "%d", sg != NULL);
1.148 nicm 2071: if (sg != NULL) {
1.122 nicm 2072: format_add(ft, "session_group", "%s", sg->name);
1.148 nicm 2073: format_add(ft, "session_group_size", "%u",
2074: session_group_count (sg));
1.150 nicm 2075: format_add_cb(ft, "session_group_list",
2076: format_cb_session_group_list);
1.148 nicm 2077: }
1.1 nicm 2078:
1.87 nicm 2079: format_add_tv(ft, "session_created", &s->creation_time);
2080: format_add_tv(ft, "session_last_attached", &s->last_attached_time);
2081: format_add_tv(ft, "session_activity", &s->activity_time);
1.1 nicm 2082:
1.41 nicm 2083: format_add(ft, "session_attached", "%u", s->attached);
1.59 nicm 2084: format_add(ft, "session_many_attached", "%d", s->attached > 1);
1.66 nicm 2085:
1.80 nicm 2086: format_add_cb(ft, "session_alerts", format_cb_session_alerts);
1.133 nicm 2087: format_add_cb(ft, "session_stack", format_cb_session_stack);
1.3 nicm 2088: }
2089:
2090: /* Set default format keys for a client. */
1.108 nicm 2091: static void
1.57 nicm 2092: format_defaults_client(struct format_tree *ft, struct client *c)
1.3 nicm 2093: {
1.60 nicm 2094: struct session *s;
1.103 nicm 2095: const char *name;
1.115 nicm 2096: struct tty *tty = &c->tty;
2097: const char *types[] = TTY_TYPES;
1.3 nicm 2098:
1.54 nicm 2099: if (ft->s == NULL)
2100: ft->s = c->session;
1.164 nicm 2101: ft->c = c;
1.54 nicm 2102:
1.124 nicm 2103: format_add(ft, "client_name", "%s", c->name);
1.72 nicm 2104: format_add(ft, "client_pid", "%ld", (long) c->pid);
1.115 nicm 2105: format_add(ft, "client_height", "%u", tty->sy);
2106: format_add(ft, "client_width", "%u", tty->sx);
1.124 nicm 2107: format_add(ft, "client_tty", "%s", c->ttyname);
1.75 nicm 2108: format_add(ft, "client_control_mode", "%d",
2109: !!(c->flags & CLIENT_CONTROL));
1.3 nicm 2110:
1.115 nicm 2111: if (tty->term_name != NULL)
2112: format_add(ft, "client_termname", "%s", tty->term_name);
2113: if (tty->term_name != NULL)
2114: format_add(ft, "client_termtype", "%s", types[tty->term_type]);
2115:
1.87 nicm 2116: format_add_tv(ft, "client_created", &c->creation_time);
2117: format_add_tv(ft, "client_activity", &c->activity_time);
1.126 nicm 2118:
2119: format_add(ft, "client_written", "%zu", c->written);
2120: format_add(ft, "client_discarded", "%zu", c->discarded);
1.14 nicm 2121:
1.103 nicm 2122: name = server_client_get_key_table(c);
2123: if (strcmp(c->keytable->name, name) == 0)
1.61 nicm 2124: format_add(ft, "client_prefix", "%d", 0);
2125: else
2126: format_add(ft, "client_prefix", "%d", 1);
2127: format_add(ft, "client_key_table", "%s", c->keytable->name);
1.3 nicm 2128:
1.115 nicm 2129: if (tty->flags & TTY_UTF8)
1.3 nicm 2130: format_add(ft, "client_utf8", "%d", 1);
2131: else
2132: format_add(ft, "client_utf8", "%d", 0);
2133:
2134: if (c->flags & CLIENT_READONLY)
2135: format_add(ft, "client_readonly", "%d", 1);
2136: else
2137: format_add(ft, "client_readonly", "%d", 0);
1.15 nicm 2138:
2139: s = c->session;
2140: if (s != NULL)
2141: format_add(ft, "client_session", "%s", s->name);
2142: s = c->last_session;
2143: if (s != NULL && session_alive(s))
2144: format_add(ft, "client_last_session", "%s", s->name);
1.1 nicm 2145: }
2146:
1.32 nicm 2147: /* Set default format keys for a window. */
2148: void
1.57 nicm 2149: format_defaults_window(struct format_tree *ft, struct window *w)
1.32 nicm 2150: {
1.54 nicm 2151: ft->w = w;
2152:
1.87 nicm 2153: format_add_tv(ft, "window_activity", &w->activity_time);
1.32 nicm 2154: format_add(ft, "window_id", "@%u", w->id);
2155: format_add(ft, "window_name", "%s", w->name);
2156: format_add(ft, "window_width", "%u", w->sx);
2157: format_add(ft, "window_height", "%u", w->sy);
1.80 nicm 2158: format_add_cb(ft, "window_layout", format_cb_window_layout);
1.96 nicm 2159: format_add_cb(ft, "window_visible_layout",
2160: format_cb_window_visible_layout);
1.32 nicm 2161: format_add(ft, "window_panes", "%u", window_count_panes(w));
1.59 nicm 2162: format_add(ft, "window_zoomed_flag", "%d",
1.53 nicm 2163: !!(w->flags & WINDOW_ZOOMED));
1.32 nicm 2164: }
2165:
1.1 nicm 2166: /* Set default format keys for a winlink. */
1.108 nicm 2167: static void
1.129 nicm 2168: format_defaults_winlink(struct format_tree *ft, struct winlink *wl)
1.1 nicm 2169: {
1.164 nicm 2170: struct client *c = ft->c;
1.129 nicm 2171: struct session *s = wl->session;
1.1 nicm 2172: struct window *w = wl->window;
1.164 nicm 2173: int flag;
2174: u_int ox, oy, sx, sy;
1.1 nicm 2175:
1.54 nicm 2176: if (ft->w == NULL)
2177: ft->w = wl->window;
1.133 nicm 2178: ft->wl = wl;
1.54 nicm 2179:
1.57 nicm 2180: format_defaults_window(ft, w);
1.32 nicm 2181:
1.164 nicm 2182: if (c != NULL) {
2183: flag = tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
2184: format_add(ft, "window_bigger", "%d", flag);
2185: if (flag) {
2186: format_add(ft, "window_offset_x", "%u", ox);
2187: format_add(ft, "window_offset_y", "%u", oy);
2188: }
2189: }
2190:
1.1 nicm 2191: format_add(ft, "window_index", "%d", wl->idx);
1.133 nicm 2192: format_add_cb(ft, "window_stack_index", format_cb_window_stack_index);
1.129 nicm 2193: format_add(ft, "window_flags", "%s", window_printable_flags(wl));
1.1 nicm 2194: format_add(ft, "window_active", "%d", wl == s->curw);
1.176 nicm 2195:
2196: format_add(ft, "window_start_flag", "%d",
2197: !!(wl == RB_MIN(winlinks, &s->windows)));
2198: format_add(ft, "window_end_flag", "%d",
2199: !!(wl == RB_MAX(winlinks, &s->windows)));
1.29 nicm 2200:
1.59 nicm 2201: format_add(ft, "window_bell_flag", "%d",
1.29 nicm 2202: !!(wl->flags & WINLINK_BELL));
1.59 nicm 2203: format_add(ft, "window_activity_flag", "%d",
1.29 nicm 2204: !!(wl->flags & WINLINK_ACTIVITY));
1.59 nicm 2205: format_add(ft, "window_silence_flag", "%d",
1.29 nicm 2206: !!(wl->flags & WINLINK_SILENCE));
1.59 nicm 2207: format_add(ft, "window_last_flag", "%d",
1.49 nicm 2208: !!(wl == TAILQ_FIRST(&s->lastw)));
1.64 nicm 2209: format_add(ft, "window_linked", "%d", session_is_linked(s, wl->window));
1.1 nicm 2210: }
2211:
2212: /* Set default format keys for a window pane. */
2213: void
1.57 nicm 2214: format_defaults_pane(struct format_tree *ft, struct window_pane *wp)
1.1 nicm 2215: {
1.168 nicm 2216: struct window *w = wp->window;
2217: struct grid *gd = wp->base.grid;
2218: int status = wp->status;
2219: u_int idx;
2220: struct window_mode_entry *wme;
1.54 nicm 2221:
2222: if (ft->w == NULL)
1.159 nicm 2223: ft->w = w;
1.79 nicm 2224: ft->wp = wp;
1.1 nicm 2225:
1.16 nicm 2226: format_add(ft, "history_size", "%u", gd->hsize);
2227: format_add(ft, "history_limit", "%u", gd->hlimit);
1.80 nicm 2228: format_add_cb(ft, "history_bytes", format_cb_history_bytes);
1.1 nicm 2229:
1.4 nicm 2230: if (window_pane_index(wp, &idx) != 0)
2231: fatalx("index not found");
1.16 nicm 2232: format_add(ft, "pane_index", "%u", idx);
1.4 nicm 2233:
1.1 nicm 2234: format_add(ft, "pane_width", "%u", wp->sx);
2235: format_add(ft, "pane_height", "%u", wp->sy);
2236: format_add(ft, "pane_title", "%s", wp->base.title);
2237: format_add(ft, "pane_id", "%%%u", wp->id);
1.159 nicm 2238: format_add(ft, "pane_active", "%d", wp == w->active);
1.55 nicm 2239: format_add(ft, "pane_input_off", "%d", !!(wp->flags & PANE_INPUTOFF));
1.143 nicm 2240: format_add(ft, "pane_pipe", "%d", wp->pipe_fd != -1);
1.55 nicm 2241:
1.147 nicm 2242: if ((wp->flags & PANE_STATUSREADY) && WIFEXITED(status))
1.55 nicm 2243: format_add(ft, "pane_dead_status", "%d", WEXITSTATUS(status));
1.190 nicm 2244: if (~wp->flags & PANE_EMPTY)
2245: format_add(ft, "pane_dead", "%d", wp->fd == -1);
2246: else
2247: format_add(ft, "pane_dead", "0");
1.191 nicm 2248:
2249: if (server_check_marked() && marked_pane.wp == wp)
2250: format_add(ft, "pane_marked", "1");
2251: else
2252: format_add(ft, "pane_marked", "0");
2253: format_add(ft, "pane_marked_set", "%d", server_check_marked());
1.47 nicm 2254:
1.164 nicm 2255: format_add(ft, "pane_left", "%u", wp->xoff);
2256: format_add(ft, "pane_top", "%u", wp->yoff);
2257: format_add(ft, "pane_right", "%u", wp->xoff + wp->sx - 1);
2258: format_add(ft, "pane_bottom", "%u", wp->yoff + wp->sy - 1);
2259: format_add(ft, "pane_at_left", "%d", wp->xoff == 0);
2260: format_add(ft, "pane_at_top", "%d", wp->yoff == 0);
2261: format_add(ft, "pane_at_right", "%d", wp->xoff + wp->sx == w->sx);
2262: format_add(ft, "pane_at_bottom", "%d", wp->yoff + wp->sy == w->sy);
1.16 nicm 2263:
1.168 nicm 2264: wme = TAILQ_FIRST(&wp->modes);
2265: if (wme != NULL) {
2266: format_add(ft, "pane_mode", "%s", wme->mode->name);
2267: if (wme->mode->formats != NULL)
2268: wme->mode->formats(wme, ft);
2269: }
2270: format_add_cb(ft, "pane_in_mode", format_cb_pane_in_mode);
1.134 nicm 2271:
1.26 nicm 2272: format_add(ft, "pane_synchronized", "%d",
1.159 nicm 2273: !!options_get_number(w->options, "synchronize-panes"));
1.135 nicm 2274: if (wp->searchstr != NULL)
2275: format_add(ft, "pane_search_string", "%s", wp->searchstr);
1.16 nicm 2276:
1.71 nicm 2277: format_add(ft, "pane_tty", "%s", wp->tty);
1.16 nicm 2278: format_add(ft, "pane_pid", "%ld", (long) wp->pid);
1.79 nicm 2279: format_add_cb(ft, "pane_start_command", format_cb_start_command);
2280: format_add_cb(ft, "pane_current_command", format_cb_current_command);
1.16 nicm 2281:
1.59 nicm 2282: format_add(ft, "cursor_x", "%u", wp->base.cx);
2283: format_add(ft, "cursor_y", "%u", wp->base.cy);
1.186 nicm 2284: format_add_cb(ft, "cursor_character", format_cb_cursor_character);
2285:
1.59 nicm 2286: format_add(ft, "scroll_region_upper", "%u", wp->base.rupper);
2287: format_add(ft, "scroll_region_lower", "%u", wp->base.rlower);
1.16 nicm 2288:
2289: format_add(ft, "alternate_on", "%d", wp->saved_grid ? 1 : 0);
1.59 nicm 2290: format_add(ft, "alternate_saved_x", "%u", wp->saved_cx);
2291: format_add(ft, "alternate_saved_y", "%u", wp->saved_cy);
1.16 nicm 2292:
2293: format_add(ft, "cursor_flag", "%d",
2294: !!(wp->base.mode & MODE_CURSOR));
2295: format_add(ft, "insert_flag", "%d",
2296: !!(wp->base.mode & MODE_INSERT));
2297: format_add(ft, "keypad_cursor_flag", "%d",
2298: !!(wp->base.mode & MODE_KCURSOR));
2299: format_add(ft, "keypad_flag", "%d",
2300: !!(wp->base.mode & MODE_KKEYPAD));
2301: format_add(ft, "wrap_flag", "%d",
2302: !!(wp->base.mode & MODE_WRAP));
2303:
1.62 nicm 2304: format_add(ft, "mouse_any_flag", "%d",
1.119 nicm 2305: !!(wp->base.mode & ALL_MOUSE_MODES));
1.16 nicm 2306: format_add(ft, "mouse_standard_flag", "%d",
2307: !!(wp->base.mode & MODE_MOUSE_STANDARD));
2308: format_add(ft, "mouse_button_flag", "%d",
2309: !!(wp->base.mode & MODE_MOUSE_BUTTON));
1.119 nicm 2310: format_add(ft, "mouse_all_flag", "%d",
2311: !!(wp->base.mode & MODE_MOUSE_ALL));
1.19 nicm 2312:
1.80 nicm 2313: format_add_cb(ft, "pane_tabs", format_cb_pane_tabs);
1.8 nicm 2314: }
2315:
1.19 nicm 2316: /* Set default format keys for paste buffer. */
1.8 nicm 2317: void
1.94 nicm 2318: format_defaults_paste_buffer(struct format_tree *ft, struct paste_buffer *pb)
1.8 nicm 2319: {
1.146 nicm 2320: struct timeval tv;
2321: size_t size;
2322: char *s;
2323:
2324: timerclear(&tv);
2325: tv.tv_sec = paste_buffer_created(pb);
2326: paste_buffer_data(pb, &size);
1.8 nicm 2327:
1.146 nicm 2328: format_add(ft, "buffer_size", "%zu", size);
1.81 nicm 2329: format_add(ft, "buffer_name", "%s", paste_buffer_name(pb));
1.146 nicm 2330: format_add_tv(ft, "buffer_created", &tv);
1.8 nicm 2331:
1.94 nicm 2332: s = paste_make_sample(pb);
1.42 nicm 2333: format_add(ft, "buffer_sample", "%s", s);
2334: free(s);
1.1 nicm 2335: }