Annotation of src/usr.bin/tmux/format.c, Revision 1.204
1.204 ! nicm 1: /* $OpenBSD: format.c,v 1.203 2019/06/13 21:24:09 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);
1.87 nicm 1055: if (o == NULL && ft->w != NULL)
1.116 nicm 1056: o = options_parse_get(ft->w->options, key, &idx, 0);
1.87 nicm 1057: if (o == NULL)
1.116 nicm 1058: o = options_parse_get(global_w_options, key, &idx, 0);
1.87 nicm 1059: if (o == NULL && ft->s != NULL)
1.116 nicm 1060: o = options_parse_get(ft->s->options, key, &idx, 0);
1.87 nicm 1061: if (o == NULL)
1.116 nicm 1062: o = options_parse_get(global_s_options, key, &idx, 0);
1.87 nicm 1063: if (o != NULL) {
1.118 nicm 1064: found = options_tostring(o, idx, 1);
1.116 nicm 1065: goto found;
1.54 nicm 1066: }
1067: }
1.116 nicm 1068: found = NULL;
1.1 nicm 1069:
1070: fe_find.key = (char *) key;
1.68 nicm 1071: fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find);
1.79 nicm 1072: if (fe != NULL) {
1.87 nicm 1073: if (modifiers & FORMAT_TIMESTRING) {
1074: if (fe->t == 0)
1075: return (NULL);
1076: ctime_r(&fe->t, s);
1077: s[strcspn(s, "\n")] = '\0';
1.189 nicm 1078: found = xstrdup(s);
1.87 nicm 1079: goto found;
1080: }
1081: if (fe->t != 0) {
1.189 nicm 1082: xasprintf(&found, "%lld", (long long)fe->t);
1.87 nicm 1083: goto found;
1084: }
1.149 nicm 1085: if (fe->value == NULL && fe->cb != NULL) {
1.79 nicm 1086: fe->cb(ft, fe);
1.149 nicm 1087: if (fe->value == NULL)
1088: fe->value = xstrdup("");
1089: }
1.189 nicm 1090: found = xstrdup(fe->value);
1.87 nicm 1091: goto found;
1.79 nicm 1092: }
1.76 nicm 1093:
1.87 nicm 1094: if (~modifiers & FORMAT_TIMESTRING) {
1095: envent = NULL;
1096: if (ft->s != NULL)
1.91 nicm 1097: envent = environ_find(ft->s->environ, key);
1.87 nicm 1098: if (envent == NULL)
1.91 nicm 1099: envent = environ_find(global_environ, key);
1.203 nicm 1100: if (envent != NULL && envent->value != NULL) {
1.189 nicm 1101: found = xstrdup(envent->value);
1.87 nicm 1102: goto found;
1103: }
1104: }
1.76 nicm 1105:
1106: return (NULL);
1.87 nicm 1107:
1108: found:
1.88 nicm 1109: if (found == NULL)
1110: return (NULL);
1.87 nicm 1111: if (modifiers & FORMAT_BASENAME) {
1.189 nicm 1112: saved = found;
1113: found = xstrdup(basename(saved));
1.87 nicm 1114: free(saved);
1115: }
1116: if (modifiers & FORMAT_DIRNAME) {
1.189 nicm 1117: saved = found;
1118: found = xstrdup(dirname(saved));
1.87 nicm 1119: free(saved);
1120: }
1.161 nicm 1121: if (modifiers & FORMAT_QUOTE) {
1.189 nicm 1122: saved = found;
1123: found = xstrdup(format_quote(saved));
1.161 nicm 1124: free(saved);
1125: }
1.189 nicm 1126: return (found);
1.1 nicm 1127: }
1128:
1.155 nicm 1129: /* Skip until end. */
1.185 nicm 1130: const char *
1.169 nicm 1131: format_skip(const char *s, const char *end)
1.114 nicm 1132: {
1133: int brackets = 0;
1134:
1135: for (; *s != '\0'; s++) {
1.155 nicm 1136: if (*s == '#' && s[1] == '{')
1.114 nicm 1137: brackets++;
1.155 nicm 1138: if (*s == '#' && strchr(",#{}", s[1]) != NULL) {
1139: s++;
1140: continue;
1141: }
1.114 nicm 1142: if (*s == '}')
1143: brackets--;
1.169 nicm 1144: if (strchr(end, *s) != NULL && brackets == 0)
1.114 nicm 1145: break;
1146: }
1147: if (*s == '\0')
1148: return (NULL);
1149: return (s);
1150: }
1151:
1152: /* Return left and right alternatives separated by commas. */
1153: static int
1.169 nicm 1154: format_choose(struct format_tree *ft, const char *s, char **left, char **right,
1155: int expand)
1.114 nicm 1156: {
1.169 nicm 1157: const char *cp;
1158: char *left0, *right0;
1.114 nicm 1159:
1.169 nicm 1160: cp = format_skip(s, ",");
1.114 nicm 1161: if (cp == NULL)
1162: return (-1);
1.169 nicm 1163: left0 = xstrndup(s, cp - s);
1164: right0 = xstrdup(cp + 1);
1.114 nicm 1165:
1.169 nicm 1166: if (expand) {
1167: *left = format_expand(ft, left0);
1.188 nicm 1168: free(left0);
1.169 nicm 1169: *right = format_expand(ft, right0);
1.188 nicm 1170: free(right0);
1.169 nicm 1171: } else {
1172: *left = left0;
1173: *right = right0;
1174: }
1.114 nicm 1175: return (0);
1176: }
1177:
1178: /* Is this true? */
1.141 nicm 1179: int
1.114 nicm 1180: format_true(const char *s)
1181: {
1182: if (s != NULL && *s != '\0' && (s[0] != '0' || s[1] != '\0'))
1183: return (1);
1184: return (0);
1185: }
1186:
1.169 nicm 1187: /* Check if modifier end. */
1188: static int
1189: format_is_end(char c)
1190: {
1191: return (c == ';' || c == ':');
1192: }
1193:
1194: /* Add to modifier list. */
1195: static void
1196: format_add_modifier(struct format_modifier **list, u_int *count,
1197: const char *c, size_t n, char **argv, int argc)
1198: {
1199: struct format_modifier *fm;
1200:
1201: *list = xreallocarray(*list, (*count) + 1, sizeof **list);
1202: fm = &(*list)[(*count)++];
1203:
1204: memcpy(fm->modifier, c, n);
1205: fm->modifier[n] = '\0';
1206: fm->size = n;
1207:
1208: fm->argv = argv;
1209: fm->argc = argc;
1210: }
1211:
1212: /* Free modifier list. */
1213: static void
1214: format_free_modifiers(struct format_modifier *list, u_int count)
1215: {
1216: u_int i;
1217:
1218: for (i = 0; i < count; i++)
1219: cmd_free_argv(list[i].argc, list[i].argv);
1220: free(list);
1221: }
1222:
1223: /* Build modifier list. */
1224: static struct format_modifier *
1225: format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
1226: {
1227: const char *cp = *s, *end;
1228: struct format_modifier *list = NULL;
1229: char c, last[] = "X;:", **argv, *value;
1230: int argc;
1231:
1232: /*
1233: * Modifiers are a ; separated list of the forms:
1.195 nicm 1234: * l,m,C,b,d,t,q,E,T,S,W,P,<,>
1.169 nicm 1235: * =a
1236: * =/a
1237: * =/a/
1238: * s/a/b/
1239: * s/a/b
1.195 nicm 1240: * ||,&&,!=,==,<=,>=
1.169 nicm 1241: */
1242:
1243: *count = 0;
1244:
1245: while (*cp != '\0' && *cp != ':') {
1246: /* Skip and separator character. */
1247: if (*cp == ';')
1248: cp++;
1249:
1250: /* Check single character modifiers with no arguments. */
1.202 nicm 1251: if (strchr("lbdtqETSWP<>", cp[0]) != NULL &&
1.172 nicm 1252: format_is_end(cp[1])) {
1.169 nicm 1253: format_add_modifier(&list, count, cp, 1, NULL, 0);
1254: cp++;
1255: continue;
1256: }
1257:
1258: /* Then try double character with no arguments. */
1259: if ((memcmp("||", cp, 2) == 0 ||
1260: memcmp("&&", cp, 2) == 0 ||
1261: memcmp("!=", cp, 2) == 0 ||
1.195 nicm 1262: memcmp("==", cp, 2) == 0 ||
1263: memcmp("<=", cp, 2) == 0 ||
1264: memcmp(">=", cp, 2) == 0) &&
1.169 nicm 1265: format_is_end(cp[2])) {
1266: format_add_modifier(&list, count, cp, 2, NULL, 0);
1267: cp += 2;
1268: continue;
1269: }
1270:
1271: /* Now try single character with arguments. */
1.202 nicm 1272: if (strchr("mCs=", cp[0]) == NULL)
1.169 nicm 1273: break;
1274: c = cp[0];
1275:
1276: /* No arguments provided. */
1277: if (format_is_end(cp[1])) {
1278: format_add_modifier(&list, count, cp, 1, NULL, 0);
1279: cp++;
1280: continue;
1281: }
1282: argv = NULL;
1283: argc = 0;
1284:
1285: /* Single argument with no wrapper character. */
1286: if (!ispunct(cp[1]) || cp[1] == '-') {
1287: end = format_skip(cp + 1, ":;");
1288: if (end == NULL)
1289: break;
1290:
1291: argv = xcalloc(1, sizeof *argv);
1292: value = xstrndup(cp + 1, end - (cp + 1));
1293: argv[0] = format_expand(ft, value);
1294: free(value);
1295: argc = 1;
1296:
1297: format_add_modifier(&list, count, &c, 1, argv, argc);
1298: cp = end;
1299: continue;
1300: }
1301:
1302: /* Multiple arguments with a wrapper character. */
1303: last[0] = cp[1];
1304: cp++;
1305: do {
1306: if (cp[0] == last[0] && format_is_end(cp[1])) {
1307: cp++;
1308: break;
1309: }
1310: end = format_skip(cp + 1, last);
1311: if (end == NULL)
1312: break;
1313: cp++;
1314:
1315: argv = xreallocarray (argv, argc + 1, sizeof *argv);
1316: value = xstrndup(cp, end - cp);
1317: argv[argc++] = format_expand(ft, value);
1318: free(value);
1319:
1320: cp = end;
1321: } while (!format_is_end(cp[0]));
1322: format_add_modifier(&list, count, &c, 1, argv, argc);
1323: }
1324: if (*cp != ':') {
1325: format_free_modifiers(list, *count);
1326: *count = 0;
1327: return (NULL);
1328: }
1329: *s = cp + 1;
1330: return list;
1331: }
1332:
1.202 nicm 1333: /* Match against an fnmatch(3) pattern or regular expression. */
1334: static char *
1335: format_match(struct format_modifier *fm, const char *pattern, const char *text)
1336: {
1337: const char *s = "";
1338: regex_t r;
1339: int flags = 0;
1340:
1341: if (fm->argc >= 1)
1342: s = fm->argv[0];
1343: if (strchr(s, 'r') == NULL) {
1344: if (strchr(s, 'i') != NULL)
1345: flags |= FNM_CASEFOLD;
1346: if (fnmatch(pattern, text, flags) != 0)
1347: return (xstrdup("0"));
1348: } else {
1349: flags = REG_EXTENDED|REG_NOSUB;
1350: if (strchr(s, 'i') != NULL)
1351: flags |= REG_ICASE;
1352: if (regcomp(&r, pattern, flags) != 0)
1353: return (xstrdup("0"));
1354: if (regexec(&r, text, 0, NULL, 0) != 0) {
1355: regfree(&r);
1356: return (xstrdup("0"));
1357: }
1358: regfree(&r);
1359: }
1360: return (xstrdup("1"));
1361: }
1362:
1.169 nicm 1363: /* Perform substitution in string. */
1364: static char *
1.202 nicm 1365: format_sub(struct format_modifier *fm, const char *text, const char *pattern,
1366: const char *with)
1.169 nicm 1367: {
1.202 nicm 1368: char *value;
1369: int flags = REG_EXTENDED;
1.169 nicm 1370:
1.202 nicm 1371: if (fm->argc >= 3 && strchr(fm->argv[2], 'i') != NULL)
1372: flags |= REG_ICASE;
1373: value = regsub(pattern, with, text, flags);
1374: if (value == NULL)
1375: return (xstrdup(text));
1376: return (value);
1377: }
1.169 nicm 1378:
1.202 nicm 1379: /* Search inside pane. */
1380: static char *
1381: format_search(struct format_modifier *fm, struct window_pane *wp, const char *s)
1382: {
1383: int ignore = 0, regex = 0;
1384: char *value;
1.169 nicm 1385:
1.202 nicm 1386: if (fm->argc >= 1) {
1387: if (strchr(fm->argv[0], 'i') != NULL)
1388: ignore = 1;
1389: if (strchr(fm->argv[0], 'r') != NULL)
1390: regex = 1;
1.169 nicm 1391: }
1.202 nicm 1392: xasprintf(&value, "%u", window_pane_search(wp, s, regex, ignore));
1393: return (value);
1.169 nicm 1394: }
1395:
1.172 nicm 1396: /* Loop over sessions. */
1397: static char *
1398: format_loop_sessions(struct format_tree *ft, const char *fmt)
1399: {
1.180 nicm 1400: struct client *c = ft->client;
1.172 nicm 1401: struct cmdq_item *item = ft->item;
1.180 nicm 1402: struct format_tree *nft;
1.172 nicm 1403: char *expanded, *value;
1404: size_t valuelen;
1405: struct session *s;
1406:
1407: value = xcalloc(1, 1);
1408: valuelen = 1;
1409:
1410: RB_FOREACH(s, sessions, &sessions) {
1.179 nicm 1411: format_log(ft, "session loop: $%u", s->id);
1.180 nicm 1412: nft = format_create(c, item, FORMAT_NONE, ft->flags);
1.182 nicm 1413: nft->loop = ft->loop;
1.180 nicm 1414: format_defaults(nft, ft->c, s, NULL, NULL);
1415: expanded = format_expand(nft, fmt);
1416: format_free(nft);
1.172 nicm 1417:
1418: valuelen += strlen(expanded);
1419: value = xrealloc(value, valuelen);
1420:
1421: strlcat(value, expanded, valuelen);
1422: free(expanded);
1423: }
1424:
1425: return (value);
1426: }
1427:
1428: /* Loop over windows. */
1429: static char *
1430: format_loop_windows(struct format_tree *ft, const char *fmt)
1431: {
1.180 nicm 1432: struct client *c = ft->client;
1.172 nicm 1433: struct cmdq_item *item = ft->item;
1.180 nicm 1434: struct format_tree *nft;
1.172 nicm 1435: char *all, *active, *use, *expanded, *value;
1436: size_t valuelen;
1437: struct winlink *wl;
1.180 nicm 1438: struct window *w;
1.172 nicm 1439:
1.179 nicm 1440: if (ft->s == NULL) {
1441: format_log(ft, "window loop but no session");
1.172 nicm 1442: return (NULL);
1.179 nicm 1443: }
1.172 nicm 1444:
1445: if (format_choose(ft, fmt, &all, &active, 0) != 0) {
1446: all = xstrdup(fmt);
1447: active = NULL;
1448: }
1449:
1450: value = xcalloc(1, 1);
1451: valuelen = 1;
1452:
1453: RB_FOREACH(wl, winlinks, &ft->s->windows) {
1.180 nicm 1454: w = wl->window;
1455: format_log(ft, "window loop: %u @%u", wl->idx, w->id);
1.172 nicm 1456: if (active != NULL && wl == ft->s->curw)
1457: use = active;
1458: else
1459: use = all;
1.180 nicm 1460: nft = format_create(c, item, FORMAT_WINDOW|w->id, ft->flags);
1.182 nicm 1461: nft->loop = ft->loop;
1.180 nicm 1462: format_defaults(nft, ft->c, ft->s, wl, NULL);
1463: expanded = format_expand(nft, use);
1464: format_free(nft);
1.172 nicm 1465:
1466: valuelen += strlen(expanded);
1467: value = xrealloc(value, valuelen);
1468:
1469: strlcat(value, expanded, valuelen);
1470: free(expanded);
1471: }
1472:
1473: free(active);
1474: free(all);
1475:
1476: return (value);
1477: }
1478:
1479: /* Loop over panes. */
1480: static char *
1481: format_loop_panes(struct format_tree *ft, const char *fmt)
1482: {
1.180 nicm 1483: struct client *c = ft->client;
1.172 nicm 1484: struct cmdq_item *item = ft->item;
1.180 nicm 1485: struct format_tree *nft;
1.172 nicm 1486: char *all, *active, *use, *expanded, *value;
1487: size_t valuelen;
1488: struct window_pane *wp;
1489:
1.179 nicm 1490: if (ft->w == NULL) {
1491: format_log(ft, "pane loop but no window");
1.172 nicm 1492: return (NULL);
1.179 nicm 1493: }
1.172 nicm 1494:
1495: if (format_choose(ft, fmt, &all, &active, 0) != 0) {
1496: all = xstrdup(fmt);
1497: active = NULL;
1498: }
1499:
1500: value = xcalloc(1, 1);
1501: valuelen = 1;
1502:
1503: TAILQ_FOREACH(wp, &ft->w->panes, entry) {
1.179 nicm 1504: format_log(ft, "pane loop: %%%u", wp->id);
1.172 nicm 1505: if (active != NULL && wp == ft->w->active)
1506: use = active;
1507: else
1508: use = all;
1.180 nicm 1509: nft = format_create(c, item, FORMAT_PANE|wp->id, ft->flags);
1.182 nicm 1510: nft->loop = ft->loop;
1.180 nicm 1511: format_defaults(nft, ft->c, ft->s, ft->wl, wp);
1512: expanded = format_expand(nft, use);
1513: format_free(nft);
1.172 nicm 1514:
1515: valuelen += strlen(expanded);
1516: value = xrealloc(value, valuelen);
1517:
1518: strlcat(value, expanded, valuelen);
1519: free(expanded);
1520: }
1521:
1522: free(active);
1523: free(all);
1524:
1525: return (value);
1526: }
1527:
1.140 nicm 1528: /* Replace a key. */
1.108 nicm 1529: static int
1.30 nicm 1530: format_replace(struct format_tree *ft, const char *key, size_t keylen,
1531: char **buf, size_t *len, size_t *off)
1.1 nicm 1532: {
1.140 nicm 1533: struct window_pane *wp = ft->wp;
1.201 nicm 1534: const char *errptr, *copy, *cp, *marker = NULL;
1.169 nicm 1535: char *copy0, *condition, *found, *new;
1536: char *value, *left, *right;
1537: size_t valuelen;
1.202 nicm 1538: int modifiers = 0, limit = 0, j;
1.169 nicm 1539: struct format_modifier *list, *fm, *cmp = NULL, *search = NULL;
1540: struct format_modifier *sub = NULL;
1541: u_int i, count;
1.1 nicm 1542:
1543: /* Make a copy of the key. */
1.169 nicm 1544: copy = copy0 = xstrndup(key, keylen);
1545:
1546: /* Process modifier list. */
1547: list = format_build_modifiers(ft, ©, &count);
1548: for (i = 0; i < count; i++) {
1549: fm = &list[i];
1.179 nicm 1550: if (format_logging(ft)) {
1551: format_log(ft, "modifier %u is %s", i, fm->modifier);
1552: for (j = 0; j < fm->argc; j++) {
1553: format_log(ft, "modifier %u argument %d: %s", i,
1554: j, fm->argv[j]);
1555: }
1556: }
1.169 nicm 1557: if (fm->size == 1) {
1558: switch (fm->modifier[0]) {
1559: case 'm':
1.195 nicm 1560: case '<':
1561: case '>':
1.169 nicm 1562: cmp = fm;
1563: break;
1564: case 'C':
1565: search = fm;
1566: break;
1567: case 's':
1.202 nicm 1568: if (fm->argc < 2)
1.169 nicm 1569: break;
1570: sub = fm;
1571: break;
1572: case '=':
1.202 nicm 1573: if (fm->argc < 1)
1.169 nicm 1574: break;
1575: limit = strtonum(fm->argv[0], INT_MIN, INT_MAX,
1576: &errptr);
1577: if (errptr != NULL)
1578: limit = 0;
1.202 nicm 1579: if (fm->argc >= 2 && fm->argv[1] != NULL)
1.196 nicm 1580: marker = fm->argv[1];
1.169 nicm 1581: break;
1582: case 'l':
1583: modifiers |= FORMAT_LITERAL;
1584: break;
1585: case 'b':
1586: modifiers |= FORMAT_BASENAME;
1587: break;
1588: case 'd':
1589: modifiers |= FORMAT_DIRNAME;
1590: break;
1591: case 't':
1592: modifiers |= FORMAT_TIMESTRING;
1593: break;
1594: case 'q':
1595: modifiers |= FORMAT_QUOTE;
1596: break;
1.170 nicm 1597: case 'E':
1598: modifiers |= FORMAT_EXPAND;
1599: break;
1.175 nicm 1600: case 'T':
1601: modifiers |= FORMAT_EXPANDTIME;
1602: break;
1.172 nicm 1603: case 'S':
1604: modifiers |= FORMAT_SESSIONS;
1605: break;
1606: case 'W':
1607: modifiers |= FORMAT_WINDOWS;
1608: break;
1609: case 'P':
1610: modifiers |= FORMAT_PANES;
1611: break;
1.169 nicm 1612: }
1613: } else if (fm->size == 2) {
1614: if (strcmp(fm->modifier, "||") == 0 ||
1615: strcmp(fm->modifier, "&&") == 0 ||
1616: strcmp(fm->modifier, "==") == 0 ||
1.195 nicm 1617: strcmp(fm->modifier, "!=") == 0 ||
1618: strcmp(fm->modifier, ">=") == 0 ||
1619: strcmp(fm->modifier, "<=") == 0)
1.169 nicm 1620: cmp = fm;
1.98 nicm 1621: }
1.30 nicm 1622: }
1623:
1.155 nicm 1624: /* Is this a literal string? */
1.169 nicm 1625: if (modifiers & FORMAT_LITERAL) {
1.155 nicm 1626: value = xstrdup(copy);
1627: goto done;
1628: }
1629:
1.172 nicm 1630: /* Is this a loop, comparison or condition? */
1631: if (modifiers & FORMAT_SESSIONS) {
1632: value = format_loop_sessions(ft, copy);
1633: if (value == NULL)
1634: goto fail;
1635: } else if (modifiers & FORMAT_WINDOWS) {
1636: value = format_loop_windows(ft, copy);
1637: if (value == NULL)
1638: goto fail;
1639: } else if (modifiers & FORMAT_PANES) {
1640: value = format_loop_panes(ft, copy);
1641: if (value == NULL)
1642: goto fail;
1643: } else if (search != NULL) {
1.140 nicm 1644: /* Search in pane. */
1.179 nicm 1645: if (wp == NULL) {
1646: format_log(ft, "search '%s' but no pane", copy);
1.140 nicm 1647: value = xstrdup("0");
1.179 nicm 1648: } else {
1649: format_log(ft, "search '%s' pane %%%u", copy, wp->id);
1.202 nicm 1650: value = format_search(fm, wp, copy);
1.179 nicm 1651: }
1.169 nicm 1652: } else if (cmp != NULL) {
1653: /* Comparison of left and right. */
1.179 nicm 1654: if (format_choose(ft, copy, &left, &right, 1) != 0) {
1655: format_log(ft, "compare %s syntax error: %s",
1656: cmp->modifier, copy);
1.114 nicm 1657: goto fail;
1.179 nicm 1658: }
1659: format_log(ft, "compare %s left is: %s", cmp->modifier, left);
1660: format_log(ft, "compare %s right is: %s", cmp->modifier, right);
1.169 nicm 1661:
1662: if (strcmp(cmp->modifier, "||") == 0) {
1663: if (format_true(left) || format_true(right))
1664: value = xstrdup("1");
1665: else
1666: value = xstrdup("0");
1667: } else if (strcmp(cmp->modifier, "&&") == 0) {
1668: if (format_true(left) && format_true(right))
1669: value = xstrdup("1");
1670: else
1671: value = xstrdup("0");
1672: } else if (strcmp(cmp->modifier, "==") == 0) {
1673: if (strcmp(left, right) == 0)
1674: value = xstrdup("1");
1675: else
1676: value = xstrdup("0");
1677: } else if (strcmp(cmp->modifier, "!=") == 0) {
1678: if (strcmp(left, right) != 0)
1679: value = xstrdup("1");
1680: else
1681: value = xstrdup("0");
1.195 nicm 1682: } else if (strcmp(cmp->modifier, "<") == 0) {
1683: if (strcmp(left, right) < 0)
1684: value = xstrdup("1");
1685: else
1686: value = xstrdup("0");
1687: } else if (strcmp(cmp->modifier, ">") == 0) {
1688: if (strcmp(left, right) > 0)
1689: value = xstrdup("1");
1690: else
1691: value = xstrdup("0");
1692: } else if (strcmp(cmp->modifier, "<=") == 0) {
1693: if (strcmp(left, right) <= 0)
1694: value = xstrdup("1");
1695: else
1696: value = xstrdup("0");
1697: } else if (strcmp(cmp->modifier, ">=") == 0) {
1698: if (strcmp(left, right) >= 0)
1699: value = xstrdup("1");
1700: else
1701: value = xstrdup("0");
1.202 nicm 1702: } else if (strcmp(cmp->modifier, "m") == 0)
1.204 ! nicm 1703: value = format_match(cmp, left, right);
1.169 nicm 1704:
1.114 nicm 1705: free(right);
1706: free(left);
1707: } else if (*copy == '?') {
1708: /* Conditional: check first and choose second or third. */
1.169 nicm 1709: cp = format_skip(copy + 1, ",");
1.179 nicm 1710: if (cp == NULL) {
1711: format_log(ft, "condition syntax error: %s", copy + 1);
1.1 nicm 1712: goto fail;
1.179 nicm 1713: }
1.169 nicm 1714: condition = xstrndup(copy + 1, cp - (copy + 1));
1.179 nicm 1715: format_log(ft, "condition is: %s", condition);
1.1 nicm 1716:
1.169 nicm 1717: found = format_find(ft, condition, modifiers);
1.156 nicm 1718: if (found == NULL) {
1719: /*
1.169 nicm 1720: * If the condition not found, try to expand it. If
1.156 nicm 1721: * the expansion doesn't have any effect, then assume
1722: * false.
1723: */
1.169 nicm 1724: found = format_expand(ft, condition);
1725: if (strcmp(found, condition) == 0) {
1.156 nicm 1726: free(found);
1727: found = xstrdup("");
1.179 nicm 1728: format_log(ft, "condition '%s' found: %s",
1729: condition, found);
1730: } else {
1731: format_log(ft,
1732: "condition '%s' not found; assuming false",
1733: condition);
1.156 nicm 1734: }
1.179 nicm 1735: } else
1736: format_log(ft, "condition '%s' found", condition);
1.169 nicm 1737:
1738: if (format_choose(ft, cp + 1, &left, &right, 0) != 0) {
1.179 nicm 1739: format_log(ft, "condition '%s' syntax error: %s",
1740: condition, cp + 1);
1.162 nicm 1741: free(found);
1.89 nicm 1742: goto fail;
1.162 nicm 1743: }
1.179 nicm 1744: if (format_true(found)) {
1745: format_log(ft, "condition '%s' is true", condition);
1.114 nicm 1746: value = format_expand(ft, left);
1.179 nicm 1747: } else {
1748: format_log(ft, "condition '%s' is false", condition);
1.114 nicm 1749: value = format_expand(ft, right);
1.179 nicm 1750: }
1.169 nicm 1751: free(right);
1752: free(left);
1753:
1.179 nicm 1754: free(condition);
1.98 nicm 1755: free(found);
1.1 nicm 1756: } else {
1.114 nicm 1757: /* Neither: look up directly. */
1.98 nicm 1758: value = format_find(ft, copy, modifiers);
1.179 nicm 1759: if (value == NULL) {
1760: format_log(ft, "format '%s' not found", copy);
1.98 nicm 1761: value = xstrdup("");
1.179 nicm 1762: } else
1763: format_log(ft, "format '%s' found: %s", copy, value);
1.170 nicm 1764: }
1765:
1.171 nicm 1766: done:
1.170 nicm 1767: /* Expand again if required. */
1768: if (modifiers & FORMAT_EXPAND) {
1769: new = format_expand(ft, value);
1.175 nicm 1770: free(value);
1771: value = new;
1772: }
1773: else if (modifiers & FORMAT_EXPANDTIME) {
1.177 nicm 1774: new = format_expand_time(ft, value);
1.170 nicm 1775: free(value);
1776: value = new;
1.98 nicm 1777: }
1778:
1779: /* Perform substitution if any. */
1.169 nicm 1780: if (sub != NULL) {
1.202 nicm 1781: new = format_sub(sub, value, sub->argv[0], sub->argv[1]);
1782: format_log(ft, "substituted '%s' to '%s': %s", sub->argv[0],
1.179 nicm 1783: sub->argv[1], new);
1.98 nicm 1784: free(value);
1.169 nicm 1785: value = new;
1.1 nicm 1786: }
1787:
1.30 nicm 1788: /* Truncate the value if needed. */
1.105 nicm 1789: if (limit > 0) {
1.185 nicm 1790: new = format_trim_left(value, limit);
1.196 nicm 1791: if (marker != NULL && strcmp(new, value) != 0) {
1792: free(value);
1793: xasprintf(&value, "%s%s", new, marker);
1794: } else {
1795: free(value);
1796: value = new;
1797: }
1798: format_log(ft, "applied length limit %d: %s", limit, value);
1.105 nicm 1799: } else if (limit < 0) {
1.185 nicm 1800: new = format_trim_right(value, -limit);
1.196 nicm 1801: if (marker != NULL && strcmp(new, value) != 0) {
1802: free(value);
1803: xasprintf(&value, "%s%s", marker, new);
1804: } else {
1805: free(value);
1806: value = new;
1807: }
1808: format_log(ft, "applied length limit %d: %s", limit, value);
1.44 nicm 1809: }
1.30 nicm 1810:
1.1 nicm 1811: /* Expand the buffer and copy in the value. */
1.98 nicm 1812: valuelen = strlen(value);
1.1 nicm 1813: while (*len - *off < valuelen + 1) {
1.50 nicm 1814: *buf = xreallocarray(*buf, 2, *len);
1.1 nicm 1815: *len *= 2;
1816: }
1817: memcpy(*buf + *off, value, valuelen);
1818: *off += valuelen;
1819:
1.179 nicm 1820: format_log(ft, "replaced '%s' with '%s'", copy0, value);
1.98 nicm 1821: free(value);
1.179 nicm 1822:
1.169 nicm 1823: format_free_modifiers(list, count);
1.30 nicm 1824: free(copy0);
1.1 nicm 1825: return (0);
1826:
1827: fail:
1.179 nicm 1828: format_log(ft, "failed %s", copy0);
1.169 nicm 1829: format_free_modifiers(list, count);
1.30 nicm 1830: free(copy0);
1.1 nicm 1831: return (-1);
1832: }
1833:
1834: /* Expand keys in a template. */
1.179 nicm 1835: static char *
1836: format_expand1(struct format_tree *ft, const char *fmt, int time)
1.1 nicm 1837: {
1.152 nicm 1838: char *buf, *out, *name;
1.179 nicm 1839: const char *ptr, *s;
1.86 nicm 1840: size_t off, len, n, outlen;
1.31 nicm 1841: int ch, brackets;
1.179 nicm 1842: struct tm *tm;
1843: char expanded[8192];
1.58 nicm 1844:
1.179 nicm 1845: if (fmt == NULL || *fmt == '\0')
1.58 nicm 1846: return (xstrdup(""));
1.1 nicm 1847:
1.178 nicm 1848: if (ft->loop == FORMAT_LOOP_LIMIT)
1849: return (xstrdup(""));
1850: ft->loop++;
1851:
1.179 nicm 1852: format_log(ft, "expanding format: %s", fmt);
1853:
1854: if (time) {
1855: tm = localtime(&ft->time);
1856: if (strftime(expanded, sizeof expanded, fmt, tm) == 0) {
1857: format_log(ft, "format is too long");
1858: return (xstrdup(""));
1859: }
1860: if (format_logging(ft) && strcmp(expanded, fmt) != 0)
1861: format_log(ft, "after time expanded: %s", expanded);
1862: fmt = expanded;
1863: }
1864:
1.1 nicm 1865: len = 64;
1866: buf = xmalloc(len);
1867: off = 0;
1868:
1869: while (*fmt != '\0') {
1870: if (*fmt != '#') {
1871: while (len - off < 2) {
1.50 nicm 1872: buf = xreallocarray(buf, 2, len);
1.1 nicm 1873: len *= 2;
1874: }
1875: buf[off++] = *fmt++;
1876: continue;
1877: }
1878: fmt++;
1879:
1.179 nicm 1880: ch = (u_char)*fmt++;
1.1 nicm 1881: switch (ch) {
1.68 nicm 1882: case '(':
1883: brackets = 1;
1884: for (ptr = fmt; *ptr != '\0'; ptr++) {
1885: if (*ptr == '(')
1886: brackets++;
1887: if (*ptr == ')' && --brackets == 0)
1888: break;
1889: }
1890: if (*ptr != ')' || brackets != 0)
1891: break;
1892: n = ptr - fmt;
1893:
1.179 nicm 1894: name = xstrndup(fmt, n);
1895: format_log(ft, "found #(): %s", name);
1896:
1897: if (ft->flags & FORMAT_NOJOBS) {
1.114 nicm 1898: out = xstrdup("");
1.179 nicm 1899: format_log(ft, "#() is disabled");
1900: } else {
1.152 nicm 1901: out = format_job_get(ft, name);
1.179 nicm 1902: format_log(ft, "#() result: %s", out);
1.152 nicm 1903: }
1.179 nicm 1904: free(name);
1905:
1.86 nicm 1906: outlen = strlen(out);
1907: while (len - off < outlen + 1) {
1.68 nicm 1908: buf = xreallocarray(buf, 2, len);
1909: len *= 2;
1910: }
1.86 nicm 1911: memcpy(buf + off, out, outlen);
1912: off += outlen;
1913:
1914: free(out);
1.68 nicm 1915:
1916: fmt += n + 1;
1917: continue;
1.1 nicm 1918: case '{':
1.169 nicm 1919: ptr = format_skip((char *)fmt - 2, "}");
1.155 nicm 1920: if (ptr == NULL)
1.1 nicm 1921: break;
1922: n = ptr - fmt;
1923:
1.179 nicm 1924: format_log(ft, "found #{}: %.*s", (int)n, fmt);
1.1 nicm 1925: if (format_replace(ft, fmt, n, &buf, &len, &off) != 0)
1926: break;
1927: fmt += n + 1;
1.40 nicm 1928: continue;
1.155 nicm 1929: case '}':
1.40 nicm 1930: case '#':
1.155 nicm 1931: case ',':
1.179 nicm 1932: format_log(ft, "found #%c", ch);
1.40 nicm 1933: while (len - off < 2) {
1.50 nicm 1934: buf = xreallocarray(buf, 2, len);
1.40 nicm 1935: len *= 2;
1936: }
1.155 nicm 1937: buf[off++] = ch;
1.1 nicm 1938: continue;
1939: default:
1.25 nicm 1940: s = NULL;
1941: if (ch >= 'A' && ch <= 'Z')
1942: s = format_upper[ch - 'A'];
1943: else if (ch >= 'a' && ch <= 'z')
1944: s = format_lower[ch - 'a'];
1945: if (s == NULL) {
1946: while (len - off < 3) {
1.50 nicm 1947: buf = xreallocarray(buf, 2, len);
1.25 nicm 1948: len *= 2;
1.1 nicm 1949: }
1.25 nicm 1950: buf[off++] = '#';
1951: buf[off++] = ch;
1952: continue;
1.1 nicm 1953: }
1.25 nicm 1954: n = strlen(s);
1.179 nicm 1955: format_log(ft, "found #%c: %s", ch, s);
1.25 nicm 1956: if (format_replace(ft, s, n, &buf, &len, &off) != 0)
1957: break;
1.1 nicm 1958: continue;
1959: }
1960:
1961: break;
1962: }
1963: buf[off] = '\0';
1964:
1.179 nicm 1965: format_log(ft, "result is: %s", buf);
1966: ft->loop--;
1.178 nicm 1967:
1.1 nicm 1968: return (buf);
1.179 nicm 1969: }
1970:
1971: /* Expand keys in a template, passing through strftime first. */
1972: char *
1973: format_expand_time(struct format_tree *ft, const char *fmt)
1974: {
1975: return (format_expand1(ft, fmt, 1));
1976: }
1977:
1978: /* Expand keys in a template. */
1979: char *
1980: format_expand(struct format_tree *ft, const char *fmt)
1981: {
1982: return (format_expand1(ft, fmt, 0));
1.123 nicm 1983: }
1984:
1985: /* Expand a single string. */
1986: char *
1987: format_single(struct cmdq_item *item, const char *fmt, struct client *c,
1988: struct session *s, struct winlink *wl, struct window_pane *wp)
1989: {
1990: struct format_tree *ft;
1991: char *expanded;
1992:
1.131 nicm 1993: if (item != NULL)
1994: ft = format_create(item->client, item, FORMAT_NONE, 0);
1995: else
1996: ft = format_create(NULL, item, FORMAT_NONE, 0);
1.123 nicm 1997: format_defaults(ft, c, s, wl, wp);
1998:
1999: expanded = format_expand(ft, fmt);
2000: format_free(ft);
2001: return (expanded);
1.1 nicm 2002: }
2003:
1.57 nicm 2004: /* Set defaults for any of arguments that are not NULL. */
2005: void
2006: format_defaults(struct format_tree *ft, struct client *c, struct session *s,
2007: struct winlink *wl, struct window_pane *wp)
2008: {
1.187 nicm 2009: if (c != NULL)
2010: log_debug("%s: c=%s", __func__, c->name);
2011: else
2012: log_debug("%s: s=none", __func__);
2013: if (s != NULL)
2014: log_debug("%s: s=$%u", __func__, s->id);
2015: else
2016: log_debug("%s: s=none", __func__);
2017: if (wl != NULL)
2018: log_debug("%s: wl=%u w=@%u", __func__, wl->idx, wl->window->id);
2019: else
2020: log_debug("%s: wl=none", __func__);
2021: if (wp != NULL)
2022: log_debug("%s: wp=%%%u", __func__, wp->id);
2023: else
2024: log_debug("%s: wp=none", __func__);
2025:
1.154 nicm 2026: if (c != NULL && s != NULL && c->session != s)
2027: log_debug("%s: session does not match", __func__);
2028:
1.146 nicm 2029: format_add(ft, "session_format", "%d", s != NULL);
2030: format_add(ft, "window_format", "%d", wl != NULL);
2031: format_add(ft, "pane_format", "%d", wp != NULL);
2032:
1.57 nicm 2033: if (s == NULL && c != NULL)
2034: s = c->session;
2035: if (wl == NULL && s != NULL)
2036: wl = s->curw;
2037: if (wp == NULL && wl != NULL)
2038: wp = wl->window->active;
2039:
2040: if (c != NULL)
2041: format_defaults_client(ft, c);
2042: if (s != NULL)
2043: format_defaults_session(ft, s);
1.129 nicm 2044: if (wl != NULL)
2045: format_defaults_winlink(ft, wl);
1.57 nicm 2046: if (wp != NULL)
2047: format_defaults_pane(ft, wp);
2048: }
2049:
1.1 nicm 2050: /* Set default format keys for a session. */
1.108 nicm 2051: static void
1.57 nicm 2052: format_defaults_session(struct format_tree *ft, struct session *s)
1.1 nicm 2053: {
2054: struct session_group *sg;
2055:
1.54 nicm 2056: ft->s = s;
2057:
1.1 nicm 2058: format_add(ft, "session_name", "%s", s->name);
2059: format_add(ft, "session_windows", "%u", winlink_count(&s->windows));
1.23 nicm 2060: format_add(ft, "session_id", "$%u", s->id);
1.1 nicm 2061:
1.122 nicm 2062: sg = session_group_contains(s);
1.1 nicm 2063: format_add(ft, "session_grouped", "%d", sg != NULL);
1.148 nicm 2064: if (sg != NULL) {
1.122 nicm 2065: format_add(ft, "session_group", "%s", sg->name);
1.148 nicm 2066: format_add(ft, "session_group_size", "%u",
2067: session_group_count (sg));
1.150 nicm 2068: format_add_cb(ft, "session_group_list",
2069: format_cb_session_group_list);
1.148 nicm 2070: }
1.1 nicm 2071:
1.87 nicm 2072: format_add_tv(ft, "session_created", &s->creation_time);
2073: format_add_tv(ft, "session_last_attached", &s->last_attached_time);
2074: format_add_tv(ft, "session_activity", &s->activity_time);
1.1 nicm 2075:
1.41 nicm 2076: format_add(ft, "session_attached", "%u", s->attached);
1.59 nicm 2077: format_add(ft, "session_many_attached", "%d", s->attached > 1);
1.66 nicm 2078:
1.80 nicm 2079: format_add_cb(ft, "session_alerts", format_cb_session_alerts);
1.133 nicm 2080: format_add_cb(ft, "session_stack", format_cb_session_stack);
1.3 nicm 2081: }
2082:
2083: /* Set default format keys for a client. */
1.108 nicm 2084: static void
1.57 nicm 2085: format_defaults_client(struct format_tree *ft, struct client *c)
1.3 nicm 2086: {
1.60 nicm 2087: struct session *s;
1.103 nicm 2088: const char *name;
1.115 nicm 2089: struct tty *tty = &c->tty;
2090: const char *types[] = TTY_TYPES;
1.3 nicm 2091:
1.54 nicm 2092: if (ft->s == NULL)
2093: ft->s = c->session;
1.164 nicm 2094: ft->c = c;
1.54 nicm 2095:
1.124 nicm 2096: format_add(ft, "client_name", "%s", c->name);
1.72 nicm 2097: format_add(ft, "client_pid", "%ld", (long) c->pid);
1.115 nicm 2098: format_add(ft, "client_height", "%u", tty->sy);
2099: format_add(ft, "client_width", "%u", tty->sx);
1.124 nicm 2100: format_add(ft, "client_tty", "%s", c->ttyname);
1.75 nicm 2101: format_add(ft, "client_control_mode", "%d",
2102: !!(c->flags & CLIENT_CONTROL));
1.3 nicm 2103:
1.115 nicm 2104: if (tty->term_name != NULL)
2105: format_add(ft, "client_termname", "%s", tty->term_name);
2106: if (tty->term_name != NULL)
2107: format_add(ft, "client_termtype", "%s", types[tty->term_type]);
2108:
1.87 nicm 2109: format_add_tv(ft, "client_created", &c->creation_time);
2110: format_add_tv(ft, "client_activity", &c->activity_time);
1.126 nicm 2111:
2112: format_add(ft, "client_written", "%zu", c->written);
2113: format_add(ft, "client_discarded", "%zu", c->discarded);
1.14 nicm 2114:
1.103 nicm 2115: name = server_client_get_key_table(c);
2116: if (strcmp(c->keytable->name, name) == 0)
1.61 nicm 2117: format_add(ft, "client_prefix", "%d", 0);
2118: else
2119: format_add(ft, "client_prefix", "%d", 1);
2120: format_add(ft, "client_key_table", "%s", c->keytable->name);
1.3 nicm 2121:
1.115 nicm 2122: if (tty->flags & TTY_UTF8)
1.3 nicm 2123: format_add(ft, "client_utf8", "%d", 1);
2124: else
2125: format_add(ft, "client_utf8", "%d", 0);
2126:
2127: if (c->flags & CLIENT_READONLY)
2128: format_add(ft, "client_readonly", "%d", 1);
2129: else
2130: format_add(ft, "client_readonly", "%d", 0);
1.15 nicm 2131:
2132: s = c->session;
2133: if (s != NULL)
2134: format_add(ft, "client_session", "%s", s->name);
2135: s = c->last_session;
2136: if (s != NULL && session_alive(s))
2137: format_add(ft, "client_last_session", "%s", s->name);
1.1 nicm 2138: }
2139:
1.32 nicm 2140: /* Set default format keys for a window. */
2141: void
1.57 nicm 2142: format_defaults_window(struct format_tree *ft, struct window *w)
1.32 nicm 2143: {
1.54 nicm 2144: ft->w = w;
2145:
1.87 nicm 2146: format_add_tv(ft, "window_activity", &w->activity_time);
1.32 nicm 2147: format_add(ft, "window_id", "@%u", w->id);
2148: format_add(ft, "window_name", "%s", w->name);
2149: format_add(ft, "window_width", "%u", w->sx);
2150: format_add(ft, "window_height", "%u", w->sy);
1.80 nicm 2151: format_add_cb(ft, "window_layout", format_cb_window_layout);
1.96 nicm 2152: format_add_cb(ft, "window_visible_layout",
2153: format_cb_window_visible_layout);
1.32 nicm 2154: format_add(ft, "window_panes", "%u", window_count_panes(w));
1.59 nicm 2155: format_add(ft, "window_zoomed_flag", "%d",
1.53 nicm 2156: !!(w->flags & WINDOW_ZOOMED));
1.32 nicm 2157: }
2158:
1.1 nicm 2159: /* Set default format keys for a winlink. */
1.108 nicm 2160: static void
1.129 nicm 2161: format_defaults_winlink(struct format_tree *ft, struct winlink *wl)
1.1 nicm 2162: {
1.164 nicm 2163: struct client *c = ft->c;
1.129 nicm 2164: struct session *s = wl->session;
1.1 nicm 2165: struct window *w = wl->window;
1.164 nicm 2166: int flag;
2167: u_int ox, oy, sx, sy;
1.1 nicm 2168:
1.54 nicm 2169: if (ft->w == NULL)
2170: ft->w = wl->window;
1.133 nicm 2171: ft->wl = wl;
1.54 nicm 2172:
1.57 nicm 2173: format_defaults_window(ft, w);
1.32 nicm 2174:
1.164 nicm 2175: if (c != NULL) {
2176: flag = tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
2177: format_add(ft, "window_bigger", "%d", flag);
2178: if (flag) {
2179: format_add(ft, "window_offset_x", "%u", ox);
2180: format_add(ft, "window_offset_y", "%u", oy);
2181: }
2182: }
2183:
1.1 nicm 2184: format_add(ft, "window_index", "%d", wl->idx);
1.133 nicm 2185: format_add_cb(ft, "window_stack_index", format_cb_window_stack_index);
1.129 nicm 2186: format_add(ft, "window_flags", "%s", window_printable_flags(wl));
1.1 nicm 2187: format_add(ft, "window_active", "%d", wl == s->curw);
1.176 nicm 2188:
2189: format_add(ft, "window_start_flag", "%d",
2190: !!(wl == RB_MIN(winlinks, &s->windows)));
2191: format_add(ft, "window_end_flag", "%d",
2192: !!(wl == RB_MAX(winlinks, &s->windows)));
1.29 nicm 2193:
1.59 nicm 2194: format_add(ft, "window_bell_flag", "%d",
1.29 nicm 2195: !!(wl->flags & WINLINK_BELL));
1.59 nicm 2196: format_add(ft, "window_activity_flag", "%d",
1.29 nicm 2197: !!(wl->flags & WINLINK_ACTIVITY));
1.59 nicm 2198: format_add(ft, "window_silence_flag", "%d",
1.29 nicm 2199: !!(wl->flags & WINLINK_SILENCE));
1.59 nicm 2200: format_add(ft, "window_last_flag", "%d",
1.49 nicm 2201: !!(wl == TAILQ_FIRST(&s->lastw)));
1.64 nicm 2202: format_add(ft, "window_linked", "%d", session_is_linked(s, wl->window));
1.1 nicm 2203: }
2204:
2205: /* Set default format keys for a window pane. */
2206: void
1.57 nicm 2207: format_defaults_pane(struct format_tree *ft, struct window_pane *wp)
1.1 nicm 2208: {
1.168 nicm 2209: struct window *w = wp->window;
2210: struct grid *gd = wp->base.grid;
2211: int status = wp->status;
2212: u_int idx;
2213: struct window_mode_entry *wme;
1.54 nicm 2214:
2215: if (ft->w == NULL)
1.159 nicm 2216: ft->w = w;
1.79 nicm 2217: ft->wp = wp;
1.1 nicm 2218:
1.16 nicm 2219: format_add(ft, "history_size", "%u", gd->hsize);
2220: format_add(ft, "history_limit", "%u", gd->hlimit);
1.80 nicm 2221: format_add_cb(ft, "history_bytes", format_cb_history_bytes);
1.1 nicm 2222:
1.4 nicm 2223: if (window_pane_index(wp, &idx) != 0)
2224: fatalx("index not found");
1.16 nicm 2225: format_add(ft, "pane_index", "%u", idx);
1.4 nicm 2226:
1.1 nicm 2227: format_add(ft, "pane_width", "%u", wp->sx);
2228: format_add(ft, "pane_height", "%u", wp->sy);
2229: format_add(ft, "pane_title", "%s", wp->base.title);
2230: format_add(ft, "pane_id", "%%%u", wp->id);
1.159 nicm 2231: format_add(ft, "pane_active", "%d", wp == w->active);
1.55 nicm 2232: format_add(ft, "pane_input_off", "%d", !!(wp->flags & PANE_INPUTOFF));
1.143 nicm 2233: format_add(ft, "pane_pipe", "%d", wp->pipe_fd != -1);
1.55 nicm 2234:
1.147 nicm 2235: if ((wp->flags & PANE_STATUSREADY) && WIFEXITED(status))
1.55 nicm 2236: format_add(ft, "pane_dead_status", "%d", WEXITSTATUS(status));
1.190 nicm 2237: if (~wp->flags & PANE_EMPTY)
2238: format_add(ft, "pane_dead", "%d", wp->fd == -1);
2239: else
2240: format_add(ft, "pane_dead", "0");
1.191 nicm 2241:
2242: if (server_check_marked() && marked_pane.wp == wp)
2243: format_add(ft, "pane_marked", "1");
2244: else
2245: format_add(ft, "pane_marked", "0");
2246: format_add(ft, "pane_marked_set", "%d", server_check_marked());
1.47 nicm 2247:
1.164 nicm 2248: format_add(ft, "pane_left", "%u", wp->xoff);
2249: format_add(ft, "pane_top", "%u", wp->yoff);
2250: format_add(ft, "pane_right", "%u", wp->xoff + wp->sx - 1);
2251: format_add(ft, "pane_bottom", "%u", wp->yoff + wp->sy - 1);
2252: format_add(ft, "pane_at_left", "%d", wp->xoff == 0);
2253: format_add(ft, "pane_at_top", "%d", wp->yoff == 0);
2254: format_add(ft, "pane_at_right", "%d", wp->xoff + wp->sx == w->sx);
2255: format_add(ft, "pane_at_bottom", "%d", wp->yoff + wp->sy == w->sy);
1.16 nicm 2256:
1.168 nicm 2257: wme = TAILQ_FIRST(&wp->modes);
2258: if (wme != NULL) {
2259: format_add(ft, "pane_mode", "%s", wme->mode->name);
2260: if (wme->mode->formats != NULL)
2261: wme->mode->formats(wme, ft);
2262: }
2263: format_add_cb(ft, "pane_in_mode", format_cb_pane_in_mode);
1.134 nicm 2264:
1.26 nicm 2265: format_add(ft, "pane_synchronized", "%d",
1.159 nicm 2266: !!options_get_number(w->options, "synchronize-panes"));
1.135 nicm 2267: if (wp->searchstr != NULL)
2268: format_add(ft, "pane_search_string", "%s", wp->searchstr);
1.16 nicm 2269:
1.71 nicm 2270: format_add(ft, "pane_tty", "%s", wp->tty);
1.16 nicm 2271: format_add(ft, "pane_pid", "%ld", (long) wp->pid);
1.79 nicm 2272: format_add_cb(ft, "pane_start_command", format_cb_start_command);
2273: format_add_cb(ft, "pane_current_command", format_cb_current_command);
1.16 nicm 2274:
1.59 nicm 2275: format_add(ft, "cursor_x", "%u", wp->base.cx);
2276: format_add(ft, "cursor_y", "%u", wp->base.cy);
1.186 nicm 2277: format_add_cb(ft, "cursor_character", format_cb_cursor_character);
2278:
1.59 nicm 2279: format_add(ft, "scroll_region_upper", "%u", wp->base.rupper);
2280: format_add(ft, "scroll_region_lower", "%u", wp->base.rlower);
1.16 nicm 2281:
2282: format_add(ft, "alternate_on", "%d", wp->saved_grid ? 1 : 0);
1.59 nicm 2283: format_add(ft, "alternate_saved_x", "%u", wp->saved_cx);
2284: format_add(ft, "alternate_saved_y", "%u", wp->saved_cy);
1.16 nicm 2285:
2286: format_add(ft, "cursor_flag", "%d",
2287: !!(wp->base.mode & MODE_CURSOR));
2288: format_add(ft, "insert_flag", "%d",
2289: !!(wp->base.mode & MODE_INSERT));
2290: format_add(ft, "keypad_cursor_flag", "%d",
2291: !!(wp->base.mode & MODE_KCURSOR));
2292: format_add(ft, "keypad_flag", "%d",
2293: !!(wp->base.mode & MODE_KKEYPAD));
2294: format_add(ft, "wrap_flag", "%d",
2295: !!(wp->base.mode & MODE_WRAP));
2296:
1.62 nicm 2297: format_add(ft, "mouse_any_flag", "%d",
1.119 nicm 2298: !!(wp->base.mode & ALL_MOUSE_MODES));
1.16 nicm 2299: format_add(ft, "mouse_standard_flag", "%d",
2300: !!(wp->base.mode & MODE_MOUSE_STANDARD));
2301: format_add(ft, "mouse_button_flag", "%d",
2302: !!(wp->base.mode & MODE_MOUSE_BUTTON));
1.119 nicm 2303: format_add(ft, "mouse_all_flag", "%d",
2304: !!(wp->base.mode & MODE_MOUSE_ALL));
1.19 nicm 2305:
1.80 nicm 2306: format_add_cb(ft, "pane_tabs", format_cb_pane_tabs);
1.8 nicm 2307: }
2308:
1.19 nicm 2309: /* Set default format keys for paste buffer. */
1.8 nicm 2310: void
1.94 nicm 2311: format_defaults_paste_buffer(struct format_tree *ft, struct paste_buffer *pb)
1.8 nicm 2312: {
1.146 nicm 2313: struct timeval tv;
2314: size_t size;
2315: char *s;
2316:
2317: timerclear(&tv);
2318: tv.tv_sec = paste_buffer_created(pb);
2319: paste_buffer_data(pb, &size);
1.8 nicm 2320:
1.146 nicm 2321: format_add(ft, "buffer_size", "%zu", size);
1.81 nicm 2322: format_add(ft, "buffer_name", "%s", paste_buffer_name(pb));
1.146 nicm 2323: format_add_tv(ft, "buffer_created", &tv);
1.8 nicm 2324:
1.94 nicm 2325: s = paste_make_sample(pb);
1.42 nicm 2326: format_add(ft, "buffer_sample", "%s", s);
2327: free(s);
1.1 nicm 2328: }
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