Annotation of src/usr.bin/tmux/format.c, Revision 1.169
1.169 ! nicm 1: /* $OpenBSD: format.c,v 1.168 2019/03/12 11:16:50 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>
1.1 nicm 26: #include <stdarg.h>
1.9 nicm 27: #include <stdlib.h>
1.1 nicm 28: #include <string.h>
29: #include <time.h>
30: #include <unistd.h>
31:
32: #include "tmux.h"
33:
34: /*
35: * Build a list of key-value pairs and use them to expand #{key} entries in a
36: * string.
37: */
38:
1.79 nicm 39: struct format_entry;
40: typedef void (*format_cb)(struct format_tree *, struct format_entry *);
41:
1.108 nicm 42: static char *format_job_get(struct format_tree *, const char *);
43: static void format_job_timer(int, short, void *);
44:
45: static char *format_find(struct format_tree *, const char *, int);
46: static void format_add_cb(struct format_tree *, const char *, format_cb);
47: static void format_add_tv(struct format_tree *, const char *,
48: struct timeval *);
49: static int format_replace(struct format_tree *, const char *, size_t,
50: char **, size_t *, size_t *);
51:
52: static void format_defaults_session(struct format_tree *,
53: struct session *);
54: static void format_defaults_client(struct format_tree *, struct client *);
1.164 nicm 55: static void format_defaults_winlink(struct format_tree *, struct winlink *);
1.1 nicm 56:
1.68 nicm 57: /* Entry in format job tree. */
58: struct format_job {
1.131 nicm 59: struct client *client;
1.120 nicm 60: u_int tag;
1.68 nicm 61: const char *cmd;
1.113 nicm 62: const char *expanded;
1.68 nicm 63:
64: time_t last;
65: char *out;
1.127 nicm 66: int updated;
1.68 nicm 67:
68: struct job *job;
69: int status;
70:
71: RB_ENTRY(format_job) entry;
72: };
73:
74: /* Format job tree. */
1.108 nicm 75: static struct event format_job_event;
76: static int format_job_cmp(struct format_job *, struct format_job *);
1.109 nicm 77: static RB_HEAD(format_job_tree, format_job) format_jobs = RB_INITIALIZER();
1.108 nicm 78: RB_GENERATE_STATIC(format_job_tree, format_job, entry, format_job_cmp);
1.68 nicm 79:
80: /* Format job tree comparison function. */
1.108 nicm 81: static int
1.68 nicm 82: format_job_cmp(struct format_job *fj1, struct format_job *fj2)
83: {
1.120 nicm 84: if (fj1->tag < fj2->tag)
85: return (-1);
86: if (fj1->tag > fj2->tag)
87: return (1);
1.68 nicm 88: return (strcmp(fj1->cmd, fj2->cmd));
89: }
90:
1.87 nicm 91: /* Format modifiers. */
92: #define FORMAT_TIMESTRING 0x1
93: #define FORMAT_BASENAME 0x2
94: #define FORMAT_DIRNAME 0x4
1.169 ! nicm 95: #define FORMAT_QUOTE 0x8
! 96: #define FORMAT_LITERAL 0x10
1.87 nicm 97:
1.54 nicm 98: /* Entry in format tree. */
99: struct format_entry {
1.79 nicm 100: char *key;
101: char *value;
1.87 nicm 102: time_t t;
1.79 nicm 103: format_cb cb;
104: RB_ENTRY(format_entry) entry;
1.54 nicm 105: };
106:
1.68 nicm 107: /* Format entry tree. */
1.54 nicm 108: struct format_tree {
1.164 nicm 109: struct client *c;
110: struct session *s;
111: struct winlink *wl;
1.79 nicm 112: struct window *w;
113: struct window_pane *wp;
1.54 nicm 114:
1.131 nicm 115: struct client *client;
1.120 nicm 116: u_int tag;
1.84 nicm 117: int flags;
1.68 nicm 118:
119: RB_HEAD(format_entry_tree, format_entry) tree;
1.54 nicm 120: };
1.108 nicm 121: static int format_entry_cmp(struct format_entry *, struct format_entry *);
122: RB_GENERATE_STATIC(format_entry_tree, format_entry, entry, format_entry_cmp);
1.54 nicm 123:
1.169 ! nicm 124: /* Format modifiers. */
! 125: struct format_modifier {
! 126: char modifier[3];
! 127: u_int size;
! 128:
! 129: char **argv;
! 130: int argc;
! 131: };
! 132:
1.68 nicm 133: /* Format entry tree comparison function. */
1.108 nicm 134: static int
1.68 nicm 135: format_entry_cmp(struct format_entry *fe1, struct format_entry *fe2)
1.1 nicm 136: {
137: return (strcmp(fe1->key, fe2->key));
138: }
139:
1.25 nicm 140: /* Single-character uppercase aliases. */
1.108 nicm 141: static const char *format_upper[] = {
1.1 nicm 142: NULL, /* A */
143: NULL, /* B */
144: NULL, /* C */
145: "pane_id", /* D */
146: NULL, /* E */
147: "window_flags", /* F */
148: NULL, /* G */
149: "host", /* H */
150: "window_index", /* I */
151: NULL, /* J */
152: NULL, /* K */
153: NULL, /* L */
154: NULL, /* M */
155: NULL, /* N */
156: NULL, /* O */
157: "pane_index", /* P */
158: NULL, /* Q */
159: NULL, /* R */
160: "session_name", /* S */
161: "pane_title", /* T */
162: NULL, /* U */
163: NULL, /* V */
164: "window_name", /* W */
165: NULL, /* X */
166: NULL, /* Y */
167: NULL /* Z */
168: };
169:
1.25 nicm 170: /* Single-character lowercase aliases. */
1.108 nicm 171: static const char *format_lower[] = {
1.25 nicm 172: NULL, /* a */
173: NULL, /* b */
174: NULL, /* c */
175: NULL, /* d */
176: NULL, /* e */
177: NULL, /* f */
178: NULL, /* g */
179: "host_short", /* h */
180: NULL, /* i */
181: NULL, /* j */
182: NULL, /* k */
183: NULL, /* l */
184: NULL, /* m */
185: NULL, /* n */
186: NULL, /* o */
187: NULL, /* p */
188: NULL, /* q */
189: NULL, /* r */
190: NULL, /* s */
191: NULL, /* t */
192: NULL, /* u */
193: NULL, /* v */
194: NULL, /* w */
195: NULL, /* x */
196: NULL, /* y */
197: NULL /* z */
198: };
199:
1.127 nicm 200: /* Format job update callback. */
1.108 nicm 201: static void
1.127 nicm 202: format_job_update(struct job *job)
203: {
1.160 nicm 204: struct format_job *fj = job_get_data(job);
205: struct evbuffer *evb = job_get_event(job)->input;
1.151 nicm 206: char *line = NULL, *next;
1.127 nicm 207: time_t t;
208:
1.151 nicm 209: while ((next = evbuffer_readline(evb)) != NULL) {
210: free(line);
211: line = next;
212: }
213: if (line == NULL)
1.127 nicm 214: return;
215: fj->updated = 1;
216:
217: free(fj->out);
218: fj->out = line;
219:
1.136 nicm 220: log_debug("%s: %p %s: %s", __func__, fj, fj->cmd, fj->out);
1.127 nicm 221:
1.142 nicm 222: t = time(NULL);
1.127 nicm 223: if (fj->status && fj->last != t) {
1.136 nicm 224: if (fj->client != NULL)
225: server_status_client(fj->client);
1.127 nicm 226: fj->last = t;
227: }
228: }
229:
230: /* Format job complete callback. */
231: static void
232: format_job_complete(struct job *job)
1.68 nicm 233: {
1.160 nicm 234: struct format_job *fj = job_get_data(job);
235: struct evbuffer *evb = job_get_event(job)->input;
1.68 nicm 236: char *line, *buf;
237: size_t len;
238:
239: fj->job = NULL;
240:
241: buf = NULL;
1.160 nicm 242: if ((line = evbuffer_readline(evb)) == NULL) {
243: len = EVBUFFER_LENGTH(evb);
1.68 nicm 244: buf = xmalloc(len + 1);
245: if (len != 0)
1.160 nicm 246: memcpy(buf, EVBUFFER_DATA(evb), len);
1.68 nicm 247: buf[len] = '\0';
248: } else
249: buf = line;
1.127 nicm 250:
1.136 nicm 251: log_debug("%s: %p %s: %s", __func__, fj, fj->cmd, buf);
252:
1.127 nicm 253: if (*buf != '\0' || !fj->updated) {
254: free(fj->out);
255: fj->out = buf;
256: } else
257: free(buf);
1.68 nicm 258:
259: if (fj->status) {
1.131 nicm 260: if (fj->client != NULL)
261: server_status_client(fj->client);
1.68 nicm 262: fj->status = 0;
263: }
264: }
265:
266: /* Find a job. */
1.108 nicm 267: static char *
1.68 nicm 268: format_job_get(struct format_tree *ft, const char *cmd)
269: {
1.131 nicm 270: struct format_job_tree *jobs;
1.113 nicm 271: struct format_job fj0, *fj;
272: time_t t;
273: char *expanded;
274: int force;
1.68 nicm 275:
1.131 nicm 276: if (ft->client == NULL)
277: jobs = &format_jobs;
278: else if (ft->client->jobs != NULL)
279: jobs = ft->client->jobs;
280: else {
281: jobs = ft->client->jobs = xmalloc(sizeof *ft->client->jobs);
282: RB_INIT(jobs);
283: }
284:
1.120 nicm 285: fj0.tag = ft->tag;
1.68 nicm 286: fj0.cmd = cmd;
1.131 nicm 287: if ((fj = RB_FIND(format_job_tree, jobs, &fj0)) == NULL) {
1.68 nicm 288: fj = xcalloc(1, sizeof *fj);
1.131 nicm 289: fj->client = ft->client;
1.120 nicm 290: fj->tag = ft->tag;
1.68 nicm 291: fj->cmd = xstrdup(cmd);
1.113 nicm 292: fj->expanded = NULL;
1.68 nicm 293:
294: xasprintf(&fj->out, "<'%s' not ready>", fj->cmd);
295:
1.131 nicm 296: RB_INSERT(format_job_tree, jobs, fj);
1.68 nicm 297: }
298:
1.113 nicm 299: expanded = format_expand(ft, cmd);
300: if (fj->expanded == NULL || strcmp(expanded, fj->expanded) != 0) {
301: free((void *)fj->expanded);
302: fj->expanded = xstrdup(expanded);
303: force = 1;
304: } else
305: force = (ft->flags & FORMAT_FORCE);
306:
1.84 nicm 307: t = time(NULL);
1.113 nicm 308: if (fj->job == NULL && (force || fj->last != t)) {
1.163 nicm 309: fj->job = job_run(expanded, NULL,
310: server_client_get_cwd(ft->client, NULL), format_job_update,
1.153 nicm 311: format_job_complete, NULL, fj, JOB_NOWAIT);
1.68 nicm 312: if (fj->job == NULL) {
313: free(fj->out);
314: xasprintf(&fj->out, "<'%s' didn't start>", fj->cmd);
315: }
1.84 nicm 316: fj->last = t;
1.137 nicm 317: fj->updated = 0;
1.68 nicm 318: }
1.84 nicm 319:
320: if (ft->flags & FORMAT_STATUS)
321: fj->status = 1;
1.68 nicm 322:
1.113 nicm 323: free(expanded);
1.86 nicm 324: return (format_expand(ft, fj->out));
1.68 nicm 325: }
326:
327: /* Remove old jobs. */
1.108 nicm 328: static void
1.131 nicm 329: format_job_tidy(struct format_job_tree *jobs, int force)
1.68 nicm 330: {
331: struct format_job *fj, *fj1;
332: time_t now;
333:
334: now = time(NULL);
1.131 nicm 335: RB_FOREACH_SAFE(fj, format_job_tree, jobs, fj1) {
336: if (!force && (fj->last > now || now - fj->last < 3600))
1.68 nicm 337: continue;
1.131 nicm 338: RB_REMOVE(format_job_tree, jobs, fj);
1.68 nicm 339:
1.77 nicm 340: log_debug("%s: %s", __func__, fj->cmd);
341:
1.68 nicm 342: if (fj->job != NULL)
343: job_free(fj->job);
344:
1.113 nicm 345: free((void *)fj->expanded);
1.78 nicm 346: free((void *)fj->cmd);
1.68 nicm 347: free(fj->out);
348:
349: free(fj);
350: }
1.131 nicm 351: }
352:
353: /* Remove old jobs for client. */
354: void
355: format_lost_client(struct client *c)
356: {
357: if (c->jobs != NULL)
358: format_job_tidy(c->jobs, 1);
359: free(c->jobs);
360: }
361:
362: /* Remove old jobs periodically. */
363: static void
364: format_job_timer(__unused int fd, __unused short events, __unused void *arg)
365: {
366: struct client *c;
367: struct timeval tv = { .tv_sec = 60 };
368:
369: format_job_tidy(&format_jobs, 0);
370: TAILQ_FOREACH(c, &clients, entry) {
371: if (c->jobs != NULL)
372: format_job_tidy(c->jobs, 0);
373: }
1.77 nicm 374:
375: evtimer_del(&format_job_event);
376: evtimer_add(&format_job_event, &tv);
1.68 nicm 377: }
378:
1.79 nicm 379: /* Callback for host. */
1.108 nicm 380: static void
1.99 nicm 381: format_cb_host(__unused struct format_tree *ft, struct format_entry *fe)
1.79 nicm 382: {
383: char host[HOST_NAME_MAX + 1];
384:
385: if (gethostname(host, sizeof host) != 0)
386: fe->value = xstrdup("");
387: else
388: fe->value = xstrdup(host);
389: }
390:
391: /* Callback for host_short. */
1.108 nicm 392: static void
1.99 nicm 393: format_cb_host_short(__unused struct format_tree *ft, struct format_entry *fe)
1.79 nicm 394: {
395: char host[HOST_NAME_MAX + 1], *cp;
396:
397: if (gethostname(host, sizeof host) != 0)
398: fe->value = xstrdup("");
399: else {
400: if ((cp = strchr(host, '.')) != NULL)
401: *cp = '\0';
402: fe->value = xstrdup(host);
403: }
404: }
405:
406: /* Callback for pid. */
1.108 nicm 407: static void
1.99 nicm 408: format_cb_pid(__unused struct format_tree *ft, struct format_entry *fe)
1.79 nicm 409: {
410: xasprintf(&fe->value, "%ld", (long)getpid());
411: }
412:
1.80 nicm 413: /* Callback for session_alerts. */
1.108 nicm 414: static void
1.80 nicm 415: format_cb_session_alerts(struct format_tree *ft, struct format_entry *fe)
416: {
417: struct session *s = ft->s;
418: struct winlink *wl;
1.133 nicm 419: char alerts[1024], tmp[16];
1.80 nicm 420:
421: if (s == NULL)
422: return;
423:
424: *alerts = '\0';
425: RB_FOREACH(wl, winlinks, &s->windows) {
426: if ((wl->flags & WINLINK_ALERTFLAGS) == 0)
427: continue;
428: xsnprintf(tmp, sizeof tmp, "%u", wl->idx);
429:
430: if (*alerts != '\0')
431: strlcat(alerts, ",", sizeof alerts);
432: strlcat(alerts, tmp, sizeof alerts);
433: if (wl->flags & WINLINK_ACTIVITY)
434: strlcat(alerts, "#", sizeof alerts);
435: if (wl->flags & WINLINK_BELL)
436: strlcat(alerts, "!", sizeof alerts);
437: if (wl->flags & WINLINK_SILENCE)
438: strlcat(alerts, "~", sizeof alerts);
439: }
440: fe->value = xstrdup(alerts);
441: }
442:
1.133 nicm 443: /* Callback for session_stack. */
444: static void
445: format_cb_session_stack(struct format_tree *ft, struct format_entry *fe)
446: {
447: struct session *s = ft->s;
448: struct winlink *wl;
449: char result[1024], tmp[16];
450:
451: if (s == NULL)
452: return;
453:
454: xsnprintf(result, sizeof result, "%u", s->curw->idx);
455: TAILQ_FOREACH(wl, &s->lastw, sentry) {
456: xsnprintf(tmp, sizeof tmp, "%u", wl->idx);
457:
458: if (*result != '\0')
459: strlcat(result, ",", sizeof result);
460: strlcat(result, tmp, sizeof result);
461: }
462: fe->value = xstrdup(result);
463: }
464:
465: /* Callback for window_stack_index. */
466: static void
467: format_cb_window_stack_index(struct format_tree *ft, struct format_entry *fe)
468: {
469: struct session *s = ft->wl->session;
470: struct winlink *wl;
471: u_int idx;
472:
473: idx = 0;
474: TAILQ_FOREACH(wl, &s->lastw, sentry) {
475: idx++;
476: if (wl == ft->wl)
477: break;
478: }
479: if (wl != NULL)
480: xasprintf(&fe->value, "%u", idx);
481: else
482: fe->value = xstrdup("0");
483: }
484:
1.80 nicm 485: /* Callback for window_layout. */
1.108 nicm 486: static void
1.80 nicm 487: format_cb_window_layout(struct format_tree *ft, struct format_entry *fe)
488: {
489: struct window *w = ft->w;
490:
491: if (w == NULL)
492: return;
493:
494: if (w->saved_layout_root != NULL)
495: fe->value = layout_dump(w->saved_layout_root);
496: else
497: fe->value = layout_dump(w->layout_root);
498: }
499:
1.96 nicm 500: /* Callback for window_visible_layout. */
1.108 nicm 501: static void
1.96 nicm 502: format_cb_window_visible_layout(struct format_tree *ft, struct format_entry *fe)
503: {
504: struct window *w = ft->w;
505:
506: if (w == NULL)
507: return;
508:
509: fe->value = layout_dump(w->layout_root);
510: }
511:
1.79 nicm 512: /* Callback for pane_start_command. */
1.108 nicm 513: static void
1.79 nicm 514: format_cb_start_command(struct format_tree *ft, struct format_entry *fe)
515: {
516: struct window_pane *wp = ft->wp;
517:
518: if (wp == NULL)
519: return;
520:
521: fe->value = cmd_stringify_argv(wp->argc, wp->argv);
522: }
523:
524: /* Callback for pane_current_command. */
1.108 nicm 525: static void
1.79 nicm 526: format_cb_current_command(struct format_tree *ft, struct format_entry *fe)
527: {
528: struct window_pane *wp = ft->wp;
529: char *cmd;
530:
531: if (wp == NULL)
532: return;
533:
534: cmd = get_proc_name(wp->fd, wp->tty);
535: if (cmd == NULL || *cmd == '\0') {
536: free(cmd);
537: cmd = cmd_stringify_argv(wp->argc, wp->argv);
538: if (cmd == NULL || *cmd == '\0') {
539: free(cmd);
540: cmd = xstrdup(wp->shell);
541: }
542: }
543: fe->value = parse_window_name(cmd);
544: free(cmd);
545: }
546:
1.80 nicm 547: /* Callback for history_bytes. */
1.108 nicm 548: static void
1.80 nicm 549: format_cb_history_bytes(struct format_tree *ft, struct format_entry *fe)
550: {
551: struct window_pane *wp = ft->wp;
552: struct grid *gd;
553: struct grid_line *gl;
554: unsigned long long size;
555: u_int i;
556:
557: if (wp == NULL)
558: return;
559: gd = wp->base.grid;
560:
561: size = 0;
562: for (i = 0; i < gd->hsize; i++) {
1.158 nicm 563: gl = grid_get_line(gd, i);
1.80 nicm 564: size += gl->cellsize * sizeof *gl->celldata;
1.95 nicm 565: size += gl->extdsize * sizeof *gl->extddata;
1.80 nicm 566: }
1.158 nicm 567: size += gd->hsize * sizeof *gl;
1.80 nicm 568:
569: xasprintf(&fe->value, "%llu", size);
570: }
571:
572: /* Callback for pane_tabs. */
1.108 nicm 573: static void
1.80 nicm 574: format_cb_pane_tabs(struct format_tree *ft, struct format_entry *fe)
575: {
576: struct window_pane *wp = ft->wp;
577: struct evbuffer *buffer;
578: u_int i;
579: int size;
580:
581: if (wp == NULL)
582: return;
583:
584: buffer = evbuffer_new();
1.165 nicm 585: if (buffer == NULL)
586: fatalx("out of memory");
1.80 nicm 587: for (i = 0; i < wp->base.grid->sx; i++) {
588: if (!bit_test(wp->base.tabs, i))
589: continue;
590:
591: if (EVBUFFER_LENGTH(buffer) > 0)
592: evbuffer_add(buffer, ",", 1);
593: evbuffer_add_printf(buffer, "%u", i);
594: }
1.148 nicm 595: if ((size = EVBUFFER_LENGTH(buffer)) != 0)
596: xasprintf(&fe->value, "%.*s", size, EVBUFFER_DATA(buffer));
597: evbuffer_free(buffer);
598: }
599:
1.150 nicm 600: /* Callback for session_group_list. */
1.148 nicm 601: static void
1.150 nicm 602: format_cb_session_group_list(struct format_tree *ft, struct format_entry *fe)
1.148 nicm 603: {
604: struct session *s = ft->s;
605: struct session_group *sg;
606: struct session *loop;
607: struct evbuffer *buffer;
608: int size;
609:
610: if (s == NULL)
611: return;
612: sg = session_group_contains(s);
613: if (sg == NULL)
614: return;
615:
616: buffer = evbuffer_new();
1.165 nicm 617: if (buffer == NULL)
618: fatalx("out of memory");
1.148 nicm 619: TAILQ_FOREACH(loop, &sg->sessions, gentry) {
620: if (EVBUFFER_LENGTH(buffer) > 0)
621: evbuffer_add(buffer, ",", 1);
622: evbuffer_add_printf(buffer, "%s", loop->name);
623: }
624: if ((size = EVBUFFER_LENGTH(buffer)) != 0)
625: xasprintf(&fe->value, "%.*s", size, EVBUFFER_DATA(buffer));
1.80 nicm 626: evbuffer_free(buffer);
627: }
628:
1.168 nicm 629: /* Callback for pane_in_mode. */
630: static void
631: format_cb_pane_in_mode(struct format_tree *ft, struct format_entry *fe)
632: {
633: struct window_pane *wp = ft->wp;
634: u_int n = 0;
635: struct window_mode_entry *wme;
636:
637: if (wp == NULL)
638: return;
639:
640: TAILQ_FOREACH(wme, &wp->modes, entry)
641: n++;
642: xasprintf(&fe->value, "%u", n);
643: }
644:
1.112 nicm 645: /* Merge a format tree. */
646: static void
647: format_merge(struct format_tree *ft, struct format_tree *from)
648: {
649: struct format_entry *fe;
650:
651: RB_FOREACH(fe, format_entry_tree, &from->tree) {
652: if (fe->value != NULL)
653: format_add(ft, fe->key, "%s", fe->value);
654: }
655: }
656:
1.1 nicm 657: /* Create a new tree. */
658: struct format_tree *
1.131 nicm 659: format_create(struct client *c, struct cmdq_item *item, int tag, int flags)
1.68 nicm 660: {
1.1 nicm 661: struct format_tree *ft;
1.77 nicm 662:
663: if (!event_initialized(&format_job_event)) {
664: evtimer_set(&format_job_event, format_job_timer, NULL);
665: format_job_timer(-1, 0, NULL);
666: }
1.1 nicm 667:
1.54 nicm 668: ft = xcalloc(1, sizeof *ft);
669: RB_INIT(&ft->tree);
1.120 nicm 670:
1.131 nicm 671: if (c != NULL) {
672: ft->client = c;
673: ft->client->references++;
674: }
675:
1.120 nicm 676: ft->tag = tag;
1.84 nicm 677: ft->flags = flags;
1.1 nicm 678:
1.79 nicm 679: format_add_cb(ft, "host", format_cb_host);
680: format_add_cb(ft, "host_short", format_cb_host_short);
681: format_add_cb(ft, "pid", format_cb_pid);
1.100 nicm 682: format_add(ft, "socket_path", "%s", socket_path);
683: format_add_tv(ft, "start_time", &start_time);
1.102 nicm 684:
1.130 nicm 685: if (item != NULL) {
686: if (item->cmd != NULL)
687: format_add(ft, "command", "%s", item->cmd->entry->name);
688: if (item->shared != NULL && item->shared->formats != NULL)
689: format_merge(ft, item->shared->formats);
690: }
1.1 nicm 691:
692: return (ft);
693: }
694:
695: /* Free a tree. */
696: void
697: format_free(struct format_tree *ft)
698: {
1.54 nicm 699: struct format_entry *fe, *fe1;
1.1 nicm 700:
1.68 nicm 701: RB_FOREACH_SAFE(fe, format_entry_tree, &ft->tree, fe1) {
702: RB_REMOVE(format_entry_tree, &ft->tree, fe);
1.9 nicm 703: free(fe->value);
704: free(fe->key);
705: free(fe);
1.1 nicm 706: }
707:
1.131 nicm 708: if (ft->client != NULL)
709: server_client_unref(ft->client);
1.25 nicm 710: free(ft);
1.1 nicm 711: }
712:
713: /* Add a key-value pair. */
714: void
715: format_add(struct format_tree *ft, const char *key, const char *fmt, ...)
716: {
717: struct format_entry *fe;
1.28 nicm 718: struct format_entry *fe_now;
1.1 nicm 719: va_list ap;
720:
721: fe = xmalloc(sizeof *fe);
722: fe->key = xstrdup(key);
723:
1.79 nicm 724: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
725: if (fe_now != NULL) {
726: free(fe->key);
727: free(fe);
728: free(fe_now->value);
729: fe = fe_now;
730: }
731:
732: fe->cb = NULL;
1.87 nicm 733: fe->t = 0;
1.79 nicm 734:
1.1 nicm 735: va_start(ap, fmt);
736: xvasprintf(&fe->value, fmt, ap);
737: va_end(ap);
1.79 nicm 738: }
739:
1.87 nicm 740: /* Add a key and time. */
1.108 nicm 741: static void
1.87 nicm 742: format_add_tv(struct format_tree *ft, const char *key, struct timeval *tv)
743: {
744: struct format_entry *fe;
745: struct format_entry *fe_now;
746:
747: fe = xmalloc(sizeof *fe);
748: fe->key = xstrdup(key);
749:
750: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
751: if (fe_now != NULL) {
752: free(fe->key);
753: free(fe);
754: free(fe_now->value);
755: fe = fe_now;
756: }
757:
758: fe->cb = NULL;
759: fe->t = tv->tv_sec;
760:
761: fe->value = NULL;
762: }
763:
1.79 nicm 764: /* Add a key and function. */
1.108 nicm 765: static void
1.79 nicm 766: format_add_cb(struct format_tree *ft, const char *key, format_cb cb)
767: {
768: struct format_entry *fe;
769: struct format_entry *fe_now;
770:
771: fe = xmalloc(sizeof *fe);
772: fe->key = xstrdup(key);
1.1 nicm 773:
1.68 nicm 774: fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
1.28 nicm 775: if (fe_now != NULL) {
776: free(fe->key);
777: free(fe);
1.79 nicm 778: free(fe_now->value);
779: fe = fe_now;
1.28 nicm 780: }
1.79 nicm 781:
782: fe->cb = cb;
1.87 nicm 783: fe->t = 0;
1.79 nicm 784:
785: fe->value = NULL;
1.1 nicm 786: }
787:
1.161 nicm 788: /* Quote special characters in string. */
789: static char *
790: format_quote(const char *s)
791: {
792: const char *cp;
793: char *out, *at;
794:
795: at = out = xmalloc(strlen(s) * 2 + 1);
796: for (cp = s; *cp != '\0'; cp++) {
797: if (strchr("|&;<>()$`\\\"'*?[# =%", *cp) != NULL)
798: *at++ = '\\';
799: *at++ = *cp;
800: }
801: *at = '\0';
802: return (out);
803: }
804:
1.1 nicm 805: /* Find a format entry. */
1.108 nicm 806: static char *
1.87 nicm 807: format_find(struct format_tree *ft, const char *key, int modifiers)
1.1 nicm 808: {
809: struct format_entry *fe, fe_find;
1.76 nicm 810: struct environ_entry *envent;
1.87 nicm 811: static char s[64];
1.117 nicm 812: struct options_entry *o;
1.87 nicm 813: const char *found;
1.116 nicm 814: int idx;
1.87 nicm 815: char *copy, *saved;
816:
817: if (~modifiers & FORMAT_TIMESTRING) {
1.116 nicm 818: o = options_parse_get(global_options, key, &idx, 0);
1.87 nicm 819: if (o == NULL && ft->w != NULL)
1.116 nicm 820: o = options_parse_get(ft->w->options, key, &idx, 0);
1.87 nicm 821: if (o == NULL)
1.116 nicm 822: o = options_parse_get(global_w_options, key, &idx, 0);
1.87 nicm 823: if (o == NULL && ft->s != NULL)
1.116 nicm 824: o = options_parse_get(ft->s->options, key, &idx, 0);
1.87 nicm 825: if (o == NULL)
1.116 nicm 826: o = options_parse_get(global_s_options, key, &idx, 0);
1.87 nicm 827: if (o != NULL) {
1.118 nicm 828: found = options_tostring(o, idx, 1);
1.116 nicm 829: goto found;
1.54 nicm 830: }
831: }
1.116 nicm 832: found = NULL;
1.1 nicm 833:
834: fe_find.key = (char *) key;
1.68 nicm 835: fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find);
1.79 nicm 836: if (fe != NULL) {
1.87 nicm 837: if (modifiers & FORMAT_TIMESTRING) {
838: if (fe->t == 0)
839: return (NULL);
840: ctime_r(&fe->t, s);
841: s[strcspn(s, "\n")] = '\0';
842: found = s;
843: goto found;
844: }
845: if (fe->t != 0) {
846: xsnprintf(s, sizeof s, "%lld", (long long)fe->t);
847: found = s;
848: goto found;
849: }
1.149 nicm 850: if (fe->value == NULL && fe->cb != NULL) {
1.79 nicm 851: fe->cb(ft, fe);
1.149 nicm 852: if (fe->value == NULL)
853: fe->value = xstrdup("");
854: }
1.87 nicm 855: found = fe->value;
856: goto found;
1.79 nicm 857: }
1.76 nicm 858:
1.87 nicm 859: if (~modifiers & FORMAT_TIMESTRING) {
860: envent = NULL;
861: if (ft->s != NULL)
1.91 nicm 862: envent = environ_find(ft->s->environ, key);
1.87 nicm 863: if (envent == NULL)
1.91 nicm 864: envent = environ_find(global_environ, key);
1.87 nicm 865: if (envent != NULL) {
866: found = envent->value;
867: goto found;
868: }
869: }
1.76 nicm 870:
871: return (NULL);
1.87 nicm 872:
873: found:
1.88 nicm 874: if (found == NULL)
875: return (NULL);
1.87 nicm 876: copy = xstrdup(found);
877: if (modifiers & FORMAT_BASENAME) {
878: saved = copy;
879: copy = xstrdup(basename(saved));
880: free(saved);
881: }
882: if (modifiers & FORMAT_DIRNAME) {
883: saved = copy;
884: copy = xstrdup(dirname(saved));
885: free(saved);
886: }
1.161 nicm 887: if (modifiers & FORMAT_QUOTE) {
888: saved = copy;
889: copy = xstrdup(format_quote(saved));
890: free(saved);
891: }
1.87 nicm 892: return (copy);
1.1 nicm 893: }
894:
1.155 nicm 895: /* Skip until end. */
896: static const char *
1.169 ! nicm 897: format_skip(const char *s, const char *end)
1.114 nicm 898: {
899: int brackets = 0;
900:
901: for (; *s != '\0'; s++) {
1.155 nicm 902: if (*s == '#' && s[1] == '{')
1.114 nicm 903: brackets++;
1.155 nicm 904: if (*s == '#' && strchr(",#{}", s[1]) != NULL) {
905: s++;
906: continue;
907: }
1.114 nicm 908: if (*s == '}')
909: brackets--;
1.169 ! nicm 910: if (strchr(end, *s) != NULL && brackets == 0)
1.114 nicm 911: break;
912: }
913: if (*s == '\0')
914: return (NULL);
915: return (s);
916: }
917:
918: /* Return left and right alternatives separated by commas. */
919: static int
1.169 ! nicm 920: format_choose(struct format_tree *ft, const char *s, char **left, char **right,
! 921: int expand)
1.114 nicm 922: {
1.169 ! nicm 923: const char *cp;
! 924: char *left0, *right0;
1.114 nicm 925:
1.169 ! nicm 926: cp = format_skip(s, ",");
1.114 nicm 927: if (cp == NULL)
928: return (-1);
1.169 ! nicm 929: left0 = xstrndup(s, cp - s);
! 930: right0 = xstrdup(cp + 1);
1.114 nicm 931:
1.169 ! nicm 932: if (expand) {
! 933: *left = format_expand(ft, left0);
! 934: *right = format_expand(ft, right0);
! 935: } else {
! 936: *left = left0;
! 937: *right = right0;
! 938: }
1.114 nicm 939: return (0);
940: }
941:
942: /* Is this true? */
1.141 nicm 943: int
1.114 nicm 944: format_true(const char *s)
945: {
946: if (s != NULL && *s != '\0' && (s[0] != '0' || s[1] != '\0'))
947: return (1);
948: return (0);
949: }
950:
1.169 ! nicm 951: /* Check if modifier end. */
! 952: static int
! 953: format_is_end(char c)
! 954: {
! 955: return (c == ';' || c == ':');
! 956: }
! 957:
! 958: /* Add to modifier list. */
! 959: static void
! 960: format_add_modifier(struct format_modifier **list, u_int *count,
! 961: const char *c, size_t n, char **argv, int argc)
! 962: {
! 963: struct format_modifier *fm;
! 964:
! 965: *list = xreallocarray(*list, (*count) + 1, sizeof **list);
! 966: fm = &(*list)[(*count)++];
! 967:
! 968: memcpy(fm->modifier, c, n);
! 969: fm->modifier[n] = '\0';
! 970: fm->size = n;
! 971:
! 972: fm->argv = argv;
! 973: fm->argc = argc;
! 974: }
! 975:
! 976: /* Free modifier list. */
! 977: static void
! 978: format_free_modifiers(struct format_modifier *list, u_int count)
! 979: {
! 980: u_int i;
! 981:
! 982: for (i = 0; i < count; i++)
! 983: cmd_free_argv(list[i].argc, list[i].argv);
! 984: free(list);
! 985: }
! 986:
! 987: /* Build modifier list. */
! 988: static struct format_modifier *
! 989: format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
! 990: {
! 991: const char *cp = *s, *end;
! 992: struct format_modifier *list = NULL;
! 993: char c, last[] = "X;:", **argv, *value;
! 994: int argc;
! 995:
! 996: /*
! 997: * Modifiers are a ; separated list of the forms:
! 998: * l,m,C,b,d,t,q
! 999: * =a
! 1000: * =/a
! 1001: * =/a/
! 1002: * s/a/b/
! 1003: * s/a/b
! 1004: * ||,&&,!=,==
! 1005: */
! 1006:
! 1007: *count = 0;
! 1008:
! 1009: while (*cp != '\0' && *cp != ':') {
! 1010: /* Skip and separator character. */
! 1011: if (*cp == ';')
! 1012: cp++;
! 1013:
! 1014: /* Check single character modifiers with no arguments. */
! 1015: if (strchr("lmCbdtq", cp[0]) != NULL && format_is_end(cp[1])) {
! 1016: format_add_modifier(&list, count, cp, 1, NULL, 0);
! 1017: cp++;
! 1018: continue;
! 1019: }
! 1020:
! 1021: /* Then try double character with no arguments. */
! 1022: if ((memcmp("||", cp, 2) == 0 ||
! 1023: memcmp("&&", cp, 2) == 0 ||
! 1024: memcmp("!=", cp, 2) == 0 ||
! 1025: memcmp("==", cp, 2) == 0) &&
! 1026: format_is_end(cp[2])) {
! 1027: format_add_modifier(&list, count, cp, 2, NULL, 0);
! 1028: cp += 2;
! 1029: continue;
! 1030: }
! 1031:
! 1032: /* Now try single character with arguments. */
! 1033: if (strchr("s=", cp[0]) == NULL)
! 1034: break;
! 1035: c = cp[0];
! 1036:
! 1037: /* No arguments provided. */
! 1038: if (format_is_end(cp[1])) {
! 1039: format_add_modifier(&list, count, cp, 1, NULL, 0);
! 1040: cp++;
! 1041: continue;
! 1042: }
! 1043: argv = NULL;
! 1044: argc = 0;
! 1045:
! 1046: /* Single argument with no wrapper character. */
! 1047: if (!ispunct(cp[1]) || cp[1] == '-') {
! 1048: end = format_skip(cp + 1, ":;");
! 1049: if (end == NULL)
! 1050: break;
! 1051:
! 1052: argv = xcalloc(1, sizeof *argv);
! 1053: value = xstrndup(cp + 1, end - (cp + 1));
! 1054: argv[0] = format_expand(ft, value);
! 1055: free(value);
! 1056: argc = 1;
! 1057:
! 1058: format_add_modifier(&list, count, &c, 1, argv, argc);
! 1059: cp = end;
! 1060: continue;
! 1061: }
! 1062:
! 1063: /* Multiple arguments with a wrapper character. */
! 1064: last[0] = cp[1];
! 1065: cp++;
! 1066: do {
! 1067: if (cp[0] == last[0] && format_is_end(cp[1])) {
! 1068: cp++;
! 1069: break;
! 1070: }
! 1071: end = format_skip(cp + 1, last);
! 1072: if (end == NULL)
! 1073: break;
! 1074: cp++;
! 1075:
! 1076: argv = xreallocarray (argv, argc + 1, sizeof *argv);
! 1077: value = xstrndup(cp, end - cp);
! 1078: argv[argc++] = format_expand(ft, value);
! 1079: free(value);
! 1080:
! 1081: cp = end;
! 1082: } while (!format_is_end(cp[0]));
! 1083: format_add_modifier(&list, count, &c, 1, argv, argc);
! 1084: }
! 1085: if (*cp != ':') {
! 1086: format_free_modifiers(list, *count);
! 1087: *count = 0;
! 1088: return (NULL);
! 1089: }
! 1090: *s = cp + 1;
! 1091: return list;
! 1092: }
! 1093:
! 1094: /* Perform substitution in string. */
! 1095: static char *
! 1096: format_substitute(const char *source, const char *from, const char *to)
! 1097: {
! 1098: char *copy, *new;
! 1099: const char *cp;
! 1100: size_t fromlen, tolen, newlen, used;
! 1101:
! 1102: fromlen = strlen(from);
! 1103: tolen = strlen(to);
! 1104:
! 1105: newlen = strlen(source) + 1;
! 1106: copy = new = xmalloc(newlen);
! 1107:
! 1108: for (cp = source; *cp != '\0'; /* nothing */) {
! 1109: if (strncmp(cp, from, fromlen) != 0) {
! 1110: *new++ = *cp++;
! 1111: continue;
! 1112: }
! 1113: used = new - copy;
! 1114:
! 1115: newlen += tolen;
! 1116: copy = xrealloc(copy, newlen);
! 1117:
! 1118: new = copy + used;
! 1119: memcpy(new, to, tolen);
! 1120:
! 1121: new += tolen;
! 1122: cp += fromlen;
! 1123: }
! 1124:
! 1125: *new = '\0';
! 1126: return (copy);
! 1127: }
! 1128:
1.140 nicm 1129: /* Replace a key. */
1.108 nicm 1130: static int
1.30 nicm 1131: format_replace(struct format_tree *ft, const char *key, size_t keylen,
1132: char **buf, size_t *len, size_t *off)
1.1 nicm 1133: {
1.140 nicm 1134: struct window_pane *wp = ft->wp;
1.169 ! nicm 1135: const char *errptr, *copy, *cp;
! 1136: char *copy0, *condition, *found, *new;
! 1137: char *value, *left, *right;
! 1138: char tmp[64];
! 1139: size_t valuelen;
! 1140: int modifiers = 0, limit = 0;
! 1141: struct format_modifier *list, *fm, *cmp = NULL, *search = NULL;
! 1142: struct format_modifier *sub = NULL;
! 1143: u_int i, count;
1.1 nicm 1144:
1145: /* Make a copy of the key. */
1.169 ! nicm 1146: copy = copy0 = xstrndup(key, keylen);
! 1147:
! 1148: /* Process modifier list. */
! 1149: list = format_build_modifiers(ft, ©, &count);
! 1150: for (i = 0; i < count; i++) {
! 1151: xsnprintf(tmp, sizeof tmp, "%s: modifier %u", __func__, i);
! 1152: log_debug("%s = %s", tmp, list[i].modifier);
! 1153: cmd_log_argv(list[i].argc, list[i].argv, tmp);
! 1154:
! 1155: fm = &list[i];
! 1156: if (fm->size == 1) {
! 1157: switch (fm->modifier[0]) {
! 1158: case 'm':
! 1159: cmp = fm;
! 1160: break;
! 1161: case 'C':
! 1162: search = fm;
! 1163: break;
! 1164: case 's':
! 1165: if (fm->argc != 2)
! 1166: break;
! 1167: sub = fm;
! 1168: break;
! 1169: case '=':
! 1170: if (fm->argc != 1)
! 1171: break;
! 1172: limit = strtonum(fm->argv[0], INT_MIN, INT_MAX,
! 1173: &errptr);
! 1174: if (errptr != NULL)
! 1175: limit = 0;
! 1176: break;
! 1177: case 'l':
! 1178: modifiers |= FORMAT_LITERAL;
! 1179: break;
! 1180: case 'b':
! 1181: modifiers |= FORMAT_BASENAME;
! 1182: break;
! 1183: case 'd':
! 1184: modifiers |= FORMAT_DIRNAME;
! 1185: break;
! 1186: case 't':
! 1187: modifiers |= FORMAT_TIMESTRING;
! 1188: break;
! 1189: case 'q':
! 1190: modifiers |= FORMAT_QUOTE;
! 1191: break;
! 1192: }
! 1193: } else if (fm->size == 2) {
! 1194: if (strcmp(fm->modifier, "||") == 0 ||
! 1195: strcmp(fm->modifier, "&&") == 0 ||
! 1196: strcmp(fm->modifier, "==") == 0 ||
! 1197: strcmp(fm->modifier, "!=") == 0)
! 1198: cmp = fm;
1.98 nicm 1199: }
1.30 nicm 1200: }
1.169 ! nicm 1201: log_debug("%s: remaining = '%s'", __func__, copy);
1.30 nicm 1202:
1.155 nicm 1203: /* Is this a literal string? */
1.169 ! nicm 1204: if (modifiers & FORMAT_LITERAL) {
1.155 nicm 1205: value = xstrdup(copy);
1206: goto done;
1207: }
1208:
1.114 nicm 1209: /* Is this a comparison or a conditional? */
1.169 ! nicm 1210: if (search != NULL) {
1.140 nicm 1211: /* Search in pane. */
1212: if (wp == NULL)
1213: value = xstrdup("0");
1214: else
1215: xasprintf(&value, "%u", window_pane_search(wp, copy));
1.169 ! nicm 1216: } else if (cmp != NULL) {
! 1217: /* Comparison of left and right. */
! 1218: if (format_choose(ft, copy, &left, &right, 1) != 0)
1.114 nicm 1219: goto fail;
1.169 ! nicm 1220:
! 1221: if (strcmp(cmp->modifier, "||") == 0) {
! 1222: if (format_true(left) || format_true(right))
! 1223: value = xstrdup("1");
! 1224: else
! 1225: value = xstrdup("0");
! 1226: } else if (strcmp(cmp->modifier, "&&") == 0) {
! 1227: if (format_true(left) && format_true(right))
! 1228: value = xstrdup("1");
! 1229: else
! 1230: value = xstrdup("0");
! 1231: } else if (strcmp(cmp->modifier, "==") == 0) {
! 1232: if (strcmp(left, right) == 0)
! 1233: value = xstrdup("1");
! 1234: else
! 1235: value = xstrdup("0");
! 1236: } else if (strcmp(cmp->modifier, "!=") == 0) {
! 1237: if (strcmp(left, right) != 0)
! 1238: value = xstrdup("1");
! 1239: else
! 1240: value = xstrdup("0");
! 1241: }
! 1242: else if (strcmp(cmp->modifier, "m") == 0) {
! 1243: if (fnmatch(left, right, 0) == 0)
! 1244: value = xstrdup("1");
! 1245: else
! 1246: value = xstrdup("0");
! 1247: }
! 1248:
1.114 nicm 1249: free(right);
1250: free(left);
1251: } else if (*copy == '?') {
1252: /* Conditional: check first and choose second or third. */
1.169 ! nicm 1253: cp = format_skip(copy + 1, ",");
! 1254: if (cp == NULL)
1.1 nicm 1255: goto fail;
1.169 ! nicm 1256: condition = xstrndup(copy + 1, cp - (copy + 1));
1.1 nicm 1257:
1.169 ! nicm 1258: found = format_find(ft, condition, modifiers);
1.156 nicm 1259: if (found == NULL) {
1260: /*
1.169 ! nicm 1261: * If the condition not found, try to expand it. If
1.156 nicm 1262: * the expansion doesn't have any effect, then assume
1263: * false.
1264: */
1.169 ! nicm 1265: found = format_expand(ft, condition);
! 1266: if (strcmp(found, condition) == 0) {
1.156 nicm 1267: free(found);
1268: found = xstrdup("");
1269: }
1270: }
1.169 ! nicm 1271: free(condition);
! 1272:
! 1273: if (format_choose(ft, cp + 1, &left, &right, 0) != 0) {
1.162 nicm 1274: free(found);
1.89 nicm 1275: goto fail;
1.162 nicm 1276: }
1.114 nicm 1277: if (format_true(found))
1278: value = format_expand(ft, left);
1279: else
1280: value = format_expand(ft, right);
1.169 ! nicm 1281: free(right);
! 1282: free(left);
! 1283:
1.98 nicm 1284: free(found);
1.1 nicm 1285: } else {
1.114 nicm 1286: /* Neither: look up directly. */
1.98 nicm 1287: value = format_find(ft, copy, modifiers);
1.1 nicm 1288: if (value == NULL)
1.98 nicm 1289: value = xstrdup("");
1290: }
1291:
1292: /* Perform substitution if any. */
1.169 ! nicm 1293: if (sub != NULL) {
! 1294: new = format_substitute(value, sub->argv[0], sub->argv[1]);
1.98 nicm 1295: free(value);
1.169 ! nicm 1296: value = new;
1.1 nicm 1297: }
1298:
1.30 nicm 1299: /* Truncate the value if needed. */
1.105 nicm 1300: if (limit > 0) {
1.98 nicm 1301: new = utf8_trimcstr(value, limit);
1.105 nicm 1302: free(value);
1303: value = new;
1304: } else if (limit < 0) {
1305: new = utf8_rtrimcstr(value, -limit);
1.98 nicm 1306: free(value);
1307: value = new;
1.44 nicm 1308: }
1.30 nicm 1309:
1.156 nicm 1310: done:
1.1 nicm 1311: /* Expand the buffer and copy in the value. */
1.98 nicm 1312: valuelen = strlen(value);
1.1 nicm 1313: while (*len - *off < valuelen + 1) {
1.50 nicm 1314: *buf = xreallocarray(*buf, 2, *len);
1.1 nicm 1315: *len *= 2;
1316: }
1317: memcpy(*buf + *off, value, valuelen);
1318: *off += valuelen;
1319:
1.98 nicm 1320: free(value);
1.169 ! nicm 1321: format_free_modifiers(list, count);
1.30 nicm 1322: free(copy0);
1.1 nicm 1323: return (0);
1324:
1325: fail:
1.169 ! nicm 1326: format_free_modifiers(list, count);
1.30 nicm 1327: free(copy0);
1.1 nicm 1328: return (-1);
1329: }
1330:
1.58 nicm 1331: /* Expand keys in a template, passing through strftime first. */
1332: char *
1333: format_expand_time(struct format_tree *ft, const char *fmt, time_t t)
1334: {
1335: struct tm *tm;
1.107 nicm 1336: char s[2048];
1.58 nicm 1337:
1.67 nicm 1338: if (fmt == NULL || *fmt == '\0')
1.58 nicm 1339: return (xstrdup(""));
1340:
1341: tm = localtime(&t);
1342:
1.107 nicm 1343: if (strftime(s, sizeof s, fmt, tm) == 0)
1344: return (xstrdup(""));
1.58 nicm 1345:
1.107 nicm 1346: return (format_expand(ft, s));
1.58 nicm 1347: }
1348:
1.1 nicm 1349: /* Expand keys in a template. */
1350: char *
1351: format_expand(struct format_tree *ft, const char *fmt)
1352: {
1.152 nicm 1353: char *buf, *out, *name;
1.79 nicm 1354: const char *ptr, *s, *saved = fmt;
1.86 nicm 1355: size_t off, len, n, outlen;
1.31 nicm 1356: int ch, brackets;
1.58 nicm 1357:
1358: if (fmt == NULL)
1359: return (xstrdup(""));
1.1 nicm 1360:
1361: len = 64;
1362: buf = xmalloc(len);
1363: off = 0;
1364:
1365: while (*fmt != '\0') {
1366: if (*fmt != '#') {
1367: while (len - off < 2) {
1.50 nicm 1368: buf = xreallocarray(buf, 2, len);
1.1 nicm 1369: len *= 2;
1370: }
1371: buf[off++] = *fmt++;
1372: continue;
1373: }
1374: fmt++;
1375:
1376: ch = (u_char) *fmt++;
1377: switch (ch) {
1.68 nicm 1378: case '(':
1379: brackets = 1;
1380: for (ptr = fmt; *ptr != '\0'; ptr++) {
1381: if (*ptr == '(')
1382: brackets++;
1383: if (*ptr == ')' && --brackets == 0)
1384: break;
1385: }
1386: if (*ptr != ')' || brackets != 0)
1387: break;
1388: n = ptr - fmt;
1389:
1.114 nicm 1390: if (ft->flags & FORMAT_NOJOBS)
1391: out = xstrdup("");
1.152 nicm 1392: else {
1393: name = xstrndup(fmt, n);
1394: out = format_job_get(ft, name);
1395: free(name);
1396: }
1.86 nicm 1397: outlen = strlen(out);
1.68 nicm 1398:
1.86 nicm 1399: while (len - off < outlen + 1) {
1.68 nicm 1400: buf = xreallocarray(buf, 2, len);
1401: len *= 2;
1402: }
1.86 nicm 1403: memcpy(buf + off, out, outlen);
1404: off += outlen;
1405:
1406: free(out);
1.68 nicm 1407:
1408: fmt += n + 1;
1409: continue;
1.1 nicm 1410: case '{':
1.169 ! nicm 1411: ptr = format_skip((char *)fmt - 2, "}");
1.155 nicm 1412: if (ptr == NULL)
1.1 nicm 1413: break;
1414: n = ptr - fmt;
1415:
1416: if (format_replace(ft, fmt, n, &buf, &len, &off) != 0)
1417: break;
1418: fmt += n + 1;
1.40 nicm 1419: continue;
1.155 nicm 1420: case '}':
1.40 nicm 1421: case '#':
1.155 nicm 1422: case ',':
1.40 nicm 1423: while (len - off < 2) {
1.50 nicm 1424: buf = xreallocarray(buf, 2, len);
1.40 nicm 1425: len *= 2;
1426: }
1.155 nicm 1427: buf[off++] = ch;
1.1 nicm 1428: continue;
1429: default:
1.25 nicm 1430: s = NULL;
1431: if (ch >= 'A' && ch <= 'Z')
1432: s = format_upper[ch - 'A'];
1433: else if (ch >= 'a' && ch <= 'z')
1434: s = format_lower[ch - 'a'];
1435: if (s == NULL) {
1436: while (len - off < 3) {
1.50 nicm 1437: buf = xreallocarray(buf, 2, len);
1.25 nicm 1438: len *= 2;
1.1 nicm 1439: }
1.25 nicm 1440: buf[off++] = '#';
1441: buf[off++] = ch;
1442: continue;
1.1 nicm 1443: }
1.25 nicm 1444: n = strlen(s);
1445: if (format_replace(ft, s, n, &buf, &len, &off) != 0)
1446: break;
1.1 nicm 1447: continue;
1448: }
1449:
1450: break;
1451: }
1452: buf[off] = '\0';
1453:
1.169 ! nicm 1454: log_debug("%s: '%s' -> '%s'", __func__, saved, buf);
1.1 nicm 1455: return (buf);
1.123 nicm 1456: }
1457:
1458: /* Expand a single string. */
1459: char *
1460: format_single(struct cmdq_item *item, const char *fmt, struct client *c,
1461: struct session *s, struct winlink *wl, struct window_pane *wp)
1462: {
1463: struct format_tree *ft;
1464: char *expanded;
1465:
1.131 nicm 1466: if (item != NULL)
1467: ft = format_create(item->client, item, FORMAT_NONE, 0);
1468: else
1469: ft = format_create(NULL, item, FORMAT_NONE, 0);
1.123 nicm 1470: format_defaults(ft, c, s, wl, wp);
1471:
1472: expanded = format_expand(ft, fmt);
1473: format_free(ft);
1474: return (expanded);
1.1 nicm 1475: }
1476:
1.57 nicm 1477: /* Set defaults for any of arguments that are not NULL. */
1478: void
1479: format_defaults(struct format_tree *ft, struct client *c, struct session *s,
1480: struct winlink *wl, struct window_pane *wp)
1481: {
1.154 nicm 1482: if (c != NULL && s != NULL && c->session != s)
1483: log_debug("%s: session does not match", __func__);
1484:
1.146 nicm 1485: format_add(ft, "session_format", "%d", s != NULL);
1486: format_add(ft, "window_format", "%d", wl != NULL);
1487: format_add(ft, "pane_format", "%d", wp != NULL);
1488:
1.57 nicm 1489: if (s == NULL && c != NULL)
1490: s = c->session;
1491: if (wl == NULL && s != NULL)
1492: wl = s->curw;
1493: if (wp == NULL && wl != NULL)
1494: wp = wl->window->active;
1495:
1496: if (c != NULL)
1497: format_defaults_client(ft, c);
1498: if (s != NULL)
1499: format_defaults_session(ft, s);
1.129 nicm 1500: if (wl != NULL)
1501: format_defaults_winlink(ft, wl);
1.57 nicm 1502: if (wp != NULL)
1503: format_defaults_pane(ft, wp);
1504: }
1505:
1.1 nicm 1506: /* Set default format keys for a session. */
1.108 nicm 1507: static void
1.57 nicm 1508: format_defaults_session(struct format_tree *ft, struct session *s)
1.1 nicm 1509: {
1510: struct session_group *sg;
1511:
1.54 nicm 1512: ft->s = s;
1513:
1.1 nicm 1514: format_add(ft, "session_name", "%s", s->name);
1515: format_add(ft, "session_windows", "%u", winlink_count(&s->windows));
1.23 nicm 1516: format_add(ft, "session_id", "$%u", s->id);
1.1 nicm 1517:
1.122 nicm 1518: sg = session_group_contains(s);
1.1 nicm 1519: format_add(ft, "session_grouped", "%d", sg != NULL);
1.148 nicm 1520: if (sg != NULL) {
1.122 nicm 1521: format_add(ft, "session_group", "%s", sg->name);
1.148 nicm 1522: format_add(ft, "session_group_size", "%u",
1523: session_group_count (sg));
1.150 nicm 1524: format_add_cb(ft, "session_group_list",
1525: format_cb_session_group_list);
1.148 nicm 1526: }
1.1 nicm 1527:
1.87 nicm 1528: format_add_tv(ft, "session_created", &s->creation_time);
1529: format_add_tv(ft, "session_last_attached", &s->last_attached_time);
1530: format_add_tv(ft, "session_activity", &s->activity_time);
1.1 nicm 1531:
1.41 nicm 1532: format_add(ft, "session_attached", "%u", s->attached);
1.59 nicm 1533: format_add(ft, "session_many_attached", "%d", s->attached > 1);
1.66 nicm 1534:
1.80 nicm 1535: format_add_cb(ft, "session_alerts", format_cb_session_alerts);
1.133 nicm 1536: format_add_cb(ft, "session_stack", format_cb_session_stack);
1.3 nicm 1537: }
1538:
1539: /* Set default format keys for a client. */
1.108 nicm 1540: static void
1.57 nicm 1541: format_defaults_client(struct format_tree *ft, struct client *c)
1.3 nicm 1542: {
1.60 nicm 1543: struct session *s;
1.103 nicm 1544: const char *name;
1.115 nicm 1545: struct tty *tty = &c->tty;
1546: const char *types[] = TTY_TYPES;
1.3 nicm 1547:
1.54 nicm 1548: if (ft->s == NULL)
1549: ft->s = c->session;
1.164 nicm 1550: ft->c = c;
1.54 nicm 1551:
1.124 nicm 1552: format_add(ft, "client_name", "%s", c->name);
1.72 nicm 1553: format_add(ft, "client_pid", "%ld", (long) c->pid);
1.115 nicm 1554: format_add(ft, "client_height", "%u", tty->sy);
1555: format_add(ft, "client_width", "%u", tty->sx);
1.124 nicm 1556: format_add(ft, "client_tty", "%s", c->ttyname);
1.75 nicm 1557: format_add(ft, "client_control_mode", "%d",
1558: !!(c->flags & CLIENT_CONTROL));
1.3 nicm 1559:
1.115 nicm 1560: if (tty->term_name != NULL)
1561: format_add(ft, "client_termname", "%s", tty->term_name);
1562: if (tty->term_name != NULL)
1563: format_add(ft, "client_termtype", "%s", types[tty->term_type]);
1564:
1.87 nicm 1565: format_add_tv(ft, "client_created", &c->creation_time);
1566: format_add_tv(ft, "client_activity", &c->activity_time);
1.126 nicm 1567:
1568: format_add(ft, "client_written", "%zu", c->written);
1569: format_add(ft, "client_discarded", "%zu", c->discarded);
1.14 nicm 1570:
1.103 nicm 1571: name = server_client_get_key_table(c);
1572: if (strcmp(c->keytable->name, name) == 0)
1.61 nicm 1573: format_add(ft, "client_prefix", "%d", 0);
1574: else
1575: format_add(ft, "client_prefix", "%d", 1);
1576: format_add(ft, "client_key_table", "%s", c->keytable->name);
1.3 nicm 1577:
1.115 nicm 1578: if (tty->flags & TTY_UTF8)
1.3 nicm 1579: format_add(ft, "client_utf8", "%d", 1);
1580: else
1581: format_add(ft, "client_utf8", "%d", 0);
1582:
1583: if (c->flags & CLIENT_READONLY)
1584: format_add(ft, "client_readonly", "%d", 1);
1585: else
1586: format_add(ft, "client_readonly", "%d", 0);
1.15 nicm 1587:
1588: s = c->session;
1589: if (s != NULL)
1590: format_add(ft, "client_session", "%s", s->name);
1591: s = c->last_session;
1592: if (s != NULL && session_alive(s))
1593: format_add(ft, "client_last_session", "%s", s->name);
1.1 nicm 1594: }
1595:
1.32 nicm 1596: /* Set default format keys for a window. */
1597: void
1.57 nicm 1598: format_defaults_window(struct format_tree *ft, struct window *w)
1.32 nicm 1599: {
1.54 nicm 1600: ft->w = w;
1601:
1.87 nicm 1602: format_add_tv(ft, "window_activity", &w->activity_time);
1.32 nicm 1603: format_add(ft, "window_id", "@%u", w->id);
1604: format_add(ft, "window_name", "%s", w->name);
1605: format_add(ft, "window_width", "%u", w->sx);
1606: format_add(ft, "window_height", "%u", w->sy);
1.80 nicm 1607: format_add_cb(ft, "window_layout", format_cb_window_layout);
1.96 nicm 1608: format_add_cb(ft, "window_visible_layout",
1609: format_cb_window_visible_layout);
1.32 nicm 1610: format_add(ft, "window_panes", "%u", window_count_panes(w));
1.59 nicm 1611: format_add(ft, "window_zoomed_flag", "%d",
1.53 nicm 1612: !!(w->flags & WINDOW_ZOOMED));
1.32 nicm 1613: }
1614:
1.1 nicm 1615: /* Set default format keys for a winlink. */
1.108 nicm 1616: static void
1.129 nicm 1617: format_defaults_winlink(struct format_tree *ft, struct winlink *wl)
1.1 nicm 1618: {
1.164 nicm 1619: struct client *c = ft->c;
1.129 nicm 1620: struct session *s = wl->session;
1.1 nicm 1621: struct window *w = wl->window;
1.164 nicm 1622: int flag;
1623: u_int ox, oy, sx, sy;
1.1 nicm 1624:
1.54 nicm 1625: if (ft->w == NULL)
1626: ft->w = wl->window;
1.133 nicm 1627: ft->wl = wl;
1.54 nicm 1628:
1.57 nicm 1629: format_defaults_window(ft, w);
1.32 nicm 1630:
1.164 nicm 1631: if (c != NULL) {
1632: flag = tty_window_offset(&c->tty, &ox, &oy, &sx, &sy);
1633: format_add(ft, "window_bigger", "%d", flag);
1634: if (flag) {
1635: format_add(ft, "window_offset_x", "%u", ox);
1636: format_add(ft, "window_offset_y", "%u", oy);
1637: }
1638: }
1639:
1.1 nicm 1640: format_add(ft, "window_index", "%d", wl->idx);
1.133 nicm 1641: format_add_cb(ft, "window_stack_index", format_cb_window_stack_index);
1.129 nicm 1642: format_add(ft, "window_flags", "%s", window_printable_flags(wl));
1.1 nicm 1643: format_add(ft, "window_active", "%d", wl == s->curw);
1.29 nicm 1644:
1.59 nicm 1645: format_add(ft, "window_bell_flag", "%d",
1.29 nicm 1646: !!(wl->flags & WINLINK_BELL));
1.59 nicm 1647: format_add(ft, "window_activity_flag", "%d",
1.29 nicm 1648: !!(wl->flags & WINLINK_ACTIVITY));
1.59 nicm 1649: format_add(ft, "window_silence_flag", "%d",
1.29 nicm 1650: !!(wl->flags & WINLINK_SILENCE));
1.59 nicm 1651: format_add(ft, "window_last_flag", "%d",
1.49 nicm 1652: !!(wl == TAILQ_FIRST(&s->lastw)));
1.64 nicm 1653: format_add(ft, "window_linked", "%d", session_is_linked(s, wl->window));
1.1 nicm 1654: }
1655:
1656: /* Set default format keys for a window pane. */
1657: void
1.57 nicm 1658: format_defaults_pane(struct format_tree *ft, struct window_pane *wp)
1.1 nicm 1659: {
1.168 nicm 1660: struct window *w = wp->window;
1661: struct grid *gd = wp->base.grid;
1662: int status = wp->status;
1663: u_int idx;
1664: struct window_mode_entry *wme;
1.54 nicm 1665:
1666: if (ft->w == NULL)
1.159 nicm 1667: ft->w = w;
1.79 nicm 1668: ft->wp = wp;
1.1 nicm 1669:
1.16 nicm 1670: format_add(ft, "history_size", "%u", gd->hsize);
1671: format_add(ft, "history_limit", "%u", gd->hlimit);
1.80 nicm 1672: format_add_cb(ft, "history_bytes", format_cb_history_bytes);
1.1 nicm 1673:
1.4 nicm 1674: if (window_pane_index(wp, &idx) != 0)
1675: fatalx("index not found");
1.16 nicm 1676: format_add(ft, "pane_index", "%u", idx);
1.4 nicm 1677:
1.1 nicm 1678: format_add(ft, "pane_width", "%u", wp->sx);
1679: format_add(ft, "pane_height", "%u", wp->sy);
1680: format_add(ft, "pane_title", "%s", wp->base.title);
1681: format_add(ft, "pane_id", "%%%u", wp->id);
1.159 nicm 1682: format_add(ft, "pane_active", "%d", wp == w->active);
1.55 nicm 1683: format_add(ft, "pane_input_off", "%d", !!(wp->flags & PANE_INPUTOFF));
1.143 nicm 1684: format_add(ft, "pane_pipe", "%d", wp->pipe_fd != -1);
1.55 nicm 1685:
1.147 nicm 1686: if ((wp->flags & PANE_STATUSREADY) && WIFEXITED(status))
1.55 nicm 1687: format_add(ft, "pane_dead_status", "%d", WEXITSTATUS(status));
1.1 nicm 1688: format_add(ft, "pane_dead", "%d", wp->fd == -1);
1.47 nicm 1689:
1.164 nicm 1690: format_add(ft, "pane_left", "%u", wp->xoff);
1691: format_add(ft, "pane_top", "%u", wp->yoff);
1692: format_add(ft, "pane_right", "%u", wp->xoff + wp->sx - 1);
1693: format_add(ft, "pane_bottom", "%u", wp->yoff + wp->sy - 1);
1694: format_add(ft, "pane_at_left", "%d", wp->xoff == 0);
1695: format_add(ft, "pane_at_top", "%d", wp->yoff == 0);
1696: format_add(ft, "pane_at_right", "%d", wp->xoff + wp->sx == w->sx);
1697: format_add(ft, "pane_at_bottom", "%d", wp->yoff + wp->sy == w->sy);
1.16 nicm 1698:
1.168 nicm 1699: wme = TAILQ_FIRST(&wp->modes);
1700: if (wme != NULL) {
1701: format_add(ft, "pane_mode", "%s", wme->mode->name);
1702: if (wme->mode->formats != NULL)
1703: wme->mode->formats(wme, ft);
1704: }
1705: format_add_cb(ft, "pane_in_mode", format_cb_pane_in_mode);
1.134 nicm 1706:
1.26 nicm 1707: format_add(ft, "pane_synchronized", "%d",
1.159 nicm 1708: !!options_get_number(w->options, "synchronize-panes"));
1.135 nicm 1709: if (wp->searchstr != NULL)
1710: format_add(ft, "pane_search_string", "%s", wp->searchstr);
1.16 nicm 1711:
1.71 nicm 1712: format_add(ft, "pane_tty", "%s", wp->tty);
1.16 nicm 1713: format_add(ft, "pane_pid", "%ld", (long) wp->pid);
1.79 nicm 1714: format_add_cb(ft, "pane_start_command", format_cb_start_command);
1715: format_add_cb(ft, "pane_current_command", format_cb_current_command);
1.16 nicm 1716:
1.59 nicm 1717: format_add(ft, "cursor_x", "%u", wp->base.cx);
1718: format_add(ft, "cursor_y", "%u", wp->base.cy);
1719: format_add(ft, "scroll_region_upper", "%u", wp->base.rupper);
1720: format_add(ft, "scroll_region_lower", "%u", wp->base.rlower);
1.16 nicm 1721:
1722: format_add(ft, "alternate_on", "%d", wp->saved_grid ? 1 : 0);
1.59 nicm 1723: format_add(ft, "alternate_saved_x", "%u", wp->saved_cx);
1724: format_add(ft, "alternate_saved_y", "%u", wp->saved_cy);
1.16 nicm 1725:
1726: format_add(ft, "cursor_flag", "%d",
1727: !!(wp->base.mode & MODE_CURSOR));
1728: format_add(ft, "insert_flag", "%d",
1729: !!(wp->base.mode & MODE_INSERT));
1730: format_add(ft, "keypad_cursor_flag", "%d",
1731: !!(wp->base.mode & MODE_KCURSOR));
1732: format_add(ft, "keypad_flag", "%d",
1733: !!(wp->base.mode & MODE_KKEYPAD));
1734: format_add(ft, "wrap_flag", "%d",
1735: !!(wp->base.mode & MODE_WRAP));
1736:
1.62 nicm 1737: format_add(ft, "mouse_any_flag", "%d",
1.119 nicm 1738: !!(wp->base.mode & ALL_MOUSE_MODES));
1.16 nicm 1739: format_add(ft, "mouse_standard_flag", "%d",
1740: !!(wp->base.mode & MODE_MOUSE_STANDARD));
1741: format_add(ft, "mouse_button_flag", "%d",
1742: !!(wp->base.mode & MODE_MOUSE_BUTTON));
1.119 nicm 1743: format_add(ft, "mouse_all_flag", "%d",
1744: !!(wp->base.mode & MODE_MOUSE_ALL));
1.19 nicm 1745:
1.80 nicm 1746: format_add_cb(ft, "pane_tabs", format_cb_pane_tabs);
1.8 nicm 1747: }
1748:
1.19 nicm 1749: /* Set default format keys for paste buffer. */
1.8 nicm 1750: void
1.94 nicm 1751: format_defaults_paste_buffer(struct format_tree *ft, struct paste_buffer *pb)
1.8 nicm 1752: {
1.146 nicm 1753: struct timeval tv;
1754: size_t size;
1755: char *s;
1756:
1757: timerclear(&tv);
1758: tv.tv_sec = paste_buffer_created(pb);
1759: paste_buffer_data(pb, &size);
1.8 nicm 1760:
1.146 nicm 1761: format_add(ft, "buffer_size", "%zu", size);
1.81 nicm 1762: format_add(ft, "buffer_name", "%s", paste_buffer_name(pb));
1.146 nicm 1763: format_add_tv(ft, "buffer_created", &tv);
1.8 nicm 1764:
1.94 nicm 1765: s = paste_make_sample(pb);
1.42 nicm 1766: format_add(ft, "buffer_sample", "%s", s);
1767: free(s);
1.1 nicm 1768: }
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