2 * vim:ts=4:sw=4:expandtab
4 * i3status – Generates a status line for dzen2 or xmobar
6 * Copyright © 2008 Michael Stapelberg and contributors
7 * Copyright © 2009 Thorsten Toepper <atsutane at freethoughts dot de>
8 * Copyright © 2010 Axel Wagner <mail at merovius dot de>
9 * Copyright © 2010 Fernando Tarlá Cardoso Lemos <fernandotcl at gmail dot com>
11 * See file LICENSE for license information.
20 #include <sys/socket.h>
21 #include <netinet/in.h>
27 #include <sys/types.h>
32 #include <yajl/yajl_gen.h>
33 #include <yajl/yajl_version.h>
37 #define exit_if_null(pointer, ...) \
39 if (pointer == NULL) \
43 #define CFG_CUSTOM_ALIGN_OPT \
44 CFG_STR_CB("align", NULL, CFGF_NONE, parse_align)
46 #define CFG_COLOR_OPTS(good, degraded, bad) \
47 CFG_STR("color_good", good, CFGF_NONE), \
48 CFG_STR("color_degraded", degraded, CFGF_NONE), \
49 CFG_STR("color_bad", bad, CFGF_NONE)
51 #define CFG_CUSTOM_COLOR_OPTS CFG_COLOR_OPTS(NULL, NULL, NULL)
53 #define CFG_CUSTOM_MIN_WIDTH_OPT \
54 CFG_PTR_CB("min_width", NULL, CFGF_NONE, parse_min_width, free)
56 /* socket file descriptor for general purposes */
59 static bool exit_upon_signal = false;
61 cfg_t *cfg, *cfg_general, *cfg_section;
65 pthread_cond_t i3status_sleep_cond = PTHREAD_COND_INITIALIZER;
66 pthread_mutex_t i3status_sleep_mutex = PTHREAD_MUTEX_INITIALIZER;
69 * Set the exit_upon_signal flag, because one cannot do anything in a safe
70 * manner in a signal handler (e.g. fprintf, which we really want to do for
71 * debugging purposes), see
72 * https://www.securecoding.cert.org/confluence/display/seccode/SIG30-C.+Call+only+asynchronous-safe+functions+within+signal+handlers
75 void fatalsig(int signum) {
76 exit_upon_signal = true;
80 * Do nothing upon SIGUSR1. Running this signal handler will nevertheless
81 * interrupt nanosleep() so that i3status immediately generates new output.
84 void sigusr1(int signum) {
88 * Checks if the given path exists by calling stat().
91 static bool path_exists(const char *path) {
93 return (stat(path, &buf) == 0);
96 static void *scalloc(size_t size) {
97 void *result = calloc(size, 1);
98 exit_if_null(result, "Error: out of memory (calloc(%zd))\n", size);
102 static char *sstrdup(const char *str) {
103 char *result = strdup(str);
104 exit_if_null(result, "Error: out of memory (strdup())\n");
109 * Parses the "align" module option (to validate input).
111 static int parse_align(cfg_t *context, cfg_opt_t *option, const char *value, void *result) {
112 if (strcasecmp(value, "left") != 0 && strcasecmp(value, "right") != 0 && strcasecmp(value, "center") != 0)
113 die("Invalid alignment attribute found in section %s, line %d: \"%s\"\n"
114 "Valid attributes are: left, center, right\n",
115 context->name, context->line, value);
117 const char **cresult = result;
124 * Parses the "min_width" module option whose value can either be a string or an integer.
126 static int parse_min_width(cfg_t *context, cfg_opt_t *option, const char *value, void *result) {
128 long num = strtol(value, &end, 10);
131 die("Invalid min_width attribute found in section %s, line %d: %d\n"
132 "Expected positive integer or string\n",
133 context->name, context->line, num);
134 else if (num == LONG_MIN || num == LONG_MAX || (end && *end != '\0'))
137 if (strlen(value) == 0)
138 die("Empty min_width attribute found in section %s, line %d\n"
139 "Expected positive integer or non-empty string\n",
140 context->name, context->line);
142 if (strcmp(value, "0") == 0)
143 die("Invalid min_width attribute found in section %s, line %d: \"%s\"\n"
144 "Expected positive integer or string\n",
145 context->name, context->line, value);
147 struct min_width *parsed = scalloc(sizeof(struct min_width));
150 /* num is preferred, but if it’s 0 (i.e. not valid), store and use
151 * the raw string value */
153 parsed->str = sstrdup(value);
155 struct min_width **cresult = result;
162 * Validates a color in "#RRGGBB" format
165 static int valid_color(const char *value) {
166 const int len = strlen(value);
168 if (output_format == O_LEMONBAR) {
169 /* lemonbar supports an optional alpha channel */
170 if (len != strlen("#rrggbb") && len != strlen("#aarrggbb")) {
174 if (len != strlen("#rrggbb")) {
180 for (int i = 1; i < len; ++i) {
181 if (value[i] >= '0' && value[i] <= '9')
183 if (value[i] >= 'a' && value[i] <= 'f')
185 if (value[i] >= 'A' && value[i] <= 'F')
193 * This function resolves ~ in pathnames.
194 * It may resolve wildcards in the first part of the path, but if no match
195 * or multiple matches are found, it just returns a copy of path as given.
198 static char *resolve_tilde(const char *path) {
199 static glob_t globbuf;
200 char *head, *tail, *result = NULL;
202 tail = strchr(path, '/');
203 head = strndup(path, tail ? (size_t)(tail - path) : strlen(path));
205 int res = glob(head, GLOB_TILDE, NULL, &globbuf);
207 /* no match, or many wildcard matches are bad */
208 if (res == GLOB_NOMATCH || globbuf.gl_pathc != 1)
209 result = sstrdup(path);
211 die("glob() failed");
213 head = globbuf.gl_pathv[0];
214 result = scalloc(strlen(head) + (tail ? strlen(tail) : 0) + 1);
215 strncpy(result, head, strlen(head));
217 strncat(result, tail, strlen(tail));
224 static char *get_config_path(void) {
225 char *xdg_config_home, *xdg_config_dirs, *config_path;
227 /* 1: check the traditional path under the home directory */
228 config_path = resolve_tilde("~/.i3status.conf");
229 if (path_exists(config_path))
232 /* 2: check for $XDG_CONFIG_HOME/i3status/config */
233 if ((xdg_config_home = getenv("XDG_CONFIG_HOME")) == NULL)
234 xdg_config_home = "~/.config";
236 xdg_config_home = resolve_tilde(xdg_config_home);
237 if (asprintf(&config_path, "%s/i3status/config", xdg_config_home) == -1)
238 die("asprintf() failed");
239 free(xdg_config_home);
241 if (path_exists(config_path))
245 /* 3: check the traditional path under /etc */
246 config_path = SYSCONFDIR "/i3status.conf";
247 if (path_exists(config_path))
248 return sstrdup(config_path);
250 /* 4: check for $XDG_CONFIG_DIRS/i3status/config */
251 if ((xdg_config_dirs = getenv("XDG_CONFIG_DIRS")) == NULL)
252 xdg_config_dirs = "/etc/xdg";
254 char *buf = strdup(xdg_config_dirs);
255 char *tok = strtok(buf, ":");
256 while (tok != NULL) {
257 tok = resolve_tilde(tok);
258 if (asprintf(&config_path, "%s/i3status/config", tok) == -1)
259 die("asprintf() failed");
261 if (path_exists(config_path)) {
266 tok = strtok(NULL, ":");
270 die("Unable to find the configuration file (looked at "
271 "~/.i3status.conf, $XDG_CONFIG_HOME/i3status/config, "
272 "/etc/i3status.conf and $XDG_CONFIG_DIRS/i3status/config)");
277 * Returns the default separator to use if no custom separator has been specified.
279 static char *get_default_separator() {
280 if (output_format == O_DZEN2)
281 return "^p(5;-2)^ro(2)^p()^p(5)";
282 if (output_format == O_I3BAR)
283 // anything besides the empty string indicates that the default separator should be used
288 int main(int argc, char *argv[]) {
291 cfg_opt_t general_opts[] = {
292 CFG_STR("output_format", "auto", CFGF_NONE),
293 CFG_BOOL("colors", 1, CFGF_NONE),
294 CFG_STR("separator", "default", CFGF_NONE),
295 CFG_STR("color_separator", "#333333", CFGF_NONE),
296 CFG_INT("interval", 1, CFGF_NONE),
297 CFG_COLOR_OPTS("#00FF00", "#FFFF00", "#FF0000"),
298 CFG_STR("markup", "none", CFGF_NONE),
301 cfg_opt_t run_watch_opts[] = {
302 CFG_STR("pidfile", NULL, CFGF_NONE),
303 CFG_STR("format", "%title: %status", CFGF_NONE),
304 CFG_STR("format_down", NULL, CFGF_NONE),
305 CFG_CUSTOM_ALIGN_OPT,
306 CFG_CUSTOM_COLOR_OPTS,
307 CFG_CUSTOM_MIN_WIDTH_OPT,
310 cfg_opt_t path_exists_opts[] = {
311 CFG_STR("path", NULL, CFGF_NONE),
312 CFG_STR("format", "%title: %status", CFGF_NONE),
313 CFG_STR("format_down", NULL, CFGF_NONE),
314 CFG_CUSTOM_ALIGN_OPT,
315 CFG_CUSTOM_COLOR_OPTS,
316 CFG_CUSTOM_MIN_WIDTH_OPT,
319 cfg_opt_t wireless_opts[] = {
320 CFG_STR("format_up", "W: (%quality at %essid, %bitrate) %ip", CFGF_NONE),
321 CFG_STR("format_down", "W: down", CFGF_NONE),
322 CFG_CUSTOM_ALIGN_OPT,
323 CFG_CUSTOM_COLOR_OPTS,
324 CFG_CUSTOM_MIN_WIDTH_OPT,
327 cfg_opt_t ethernet_opts[] = {
328 CFG_STR("format_up", "E: %ip (%speed)", CFGF_NONE),
329 CFG_STR("format_down", "E: down", CFGF_NONE),
330 CFG_CUSTOM_ALIGN_OPT,
331 CFG_CUSTOM_COLOR_OPTS,
332 CFG_CUSTOM_MIN_WIDTH_OPT,
335 cfg_opt_t ipv6_opts[] = {
336 CFG_STR("format_up", "%ip", CFGF_NONE),
337 CFG_STR("format_down", "no IPv6", CFGF_NONE),
338 CFG_CUSTOM_ALIGN_OPT,
339 CFG_CUSTOM_COLOR_OPTS,
340 CFG_CUSTOM_MIN_WIDTH_OPT,
343 cfg_opt_t battery_opts[] = {
344 CFG_STR("format", "%status %percentage %remaining", CFGF_NONE),
345 CFG_STR("format_down", "No battery", CFGF_NONE),
346 CFG_STR("status_chr", "CHR", CFGF_NONE),
347 CFG_STR("status_bat", "BAT", CFGF_NONE),
348 CFG_STR("status_full", "FULL", CFGF_NONE),
349 CFG_STR("path", "/sys/class/power_supply/BAT%d/uevent", CFGF_NONE),
350 CFG_INT("low_threshold", 30, CFGF_NONE),
351 CFG_STR("threshold_type", "time", CFGF_NONE),
352 CFG_BOOL("last_full_capacity", false, CFGF_NONE),
353 CFG_BOOL("integer_battery_capacity", false, CFGF_NONE),
354 CFG_BOOL("hide_seconds", false, CFGF_NONE),
355 CFG_CUSTOM_ALIGN_OPT,
356 CFG_CUSTOM_COLOR_OPTS,
357 CFG_CUSTOM_MIN_WIDTH_OPT,
360 cfg_opt_t time_opts[] = {
361 CFG_STR("format", "%Y-%m-%d %H:%M:%S", CFGF_NONE),
362 CFG_CUSTOM_ALIGN_OPT,
363 CFG_CUSTOM_MIN_WIDTH_OPT,
366 cfg_opt_t tztime_opts[] = {
367 CFG_STR("format", "%Y-%m-%d %H:%M:%S %Z", CFGF_NONE),
368 CFG_STR("timezone", "", CFGF_NONE),
369 CFG_STR("format_time", NULL, CFGF_NONE),
370 CFG_CUSTOM_ALIGN_OPT,
371 CFG_CUSTOM_MIN_WIDTH_OPT,
374 cfg_opt_t ddate_opts[] = {
375 CFG_STR("format", "%{%a, %b %d%}, %Y%N - %H", CFGF_NONE),
376 CFG_CUSTOM_ALIGN_OPT,
377 CFG_CUSTOM_MIN_WIDTH_OPT,
380 cfg_opt_t load_opts[] = {
381 CFG_STR("format", "%1min %5min %15min", CFGF_NONE),
382 CFG_FLOAT("max_threshold", 5, CFGF_NONE),
383 CFG_CUSTOM_ALIGN_OPT,
384 CFG_CUSTOM_COLOR_OPTS,
385 CFG_CUSTOM_MIN_WIDTH_OPT,
388 cfg_opt_t usage_opts[] = {
389 CFG_STR("format", "%usage", CFGF_NONE),
390 CFG_CUSTOM_ALIGN_OPT,
391 CFG_CUSTOM_MIN_WIDTH_OPT,
394 cfg_opt_t temp_opts[] = {
395 CFG_STR("format", "%degrees C", CFGF_NONE),
396 CFG_STR("path", NULL, CFGF_NONE),
397 CFG_INT("max_threshold", 75, CFGF_NONE),
398 CFG_CUSTOM_ALIGN_OPT,
399 CFG_CUSTOM_COLOR_OPTS,
400 CFG_CUSTOM_MIN_WIDTH_OPT,
403 cfg_opt_t disk_opts[] = {
404 CFG_STR("format", "%free", CFGF_NONE),
405 CFG_STR("format_not_mounted", NULL, CFGF_NONE),
406 CFG_STR("prefix_type", "binary", CFGF_NONE),
407 CFG_STR("threshold_type", "percentage_avail", CFGF_NONE),
408 CFG_FLOAT("low_threshold", 0, CFGF_NONE),
409 CFG_CUSTOM_ALIGN_OPT,
410 CFG_CUSTOM_COLOR_OPTS,
411 CFG_CUSTOM_MIN_WIDTH_OPT,
414 cfg_opt_t volume_opts[] = {
415 CFG_STR("format", "♪: %volume", CFGF_NONE),
416 CFG_STR("format_muted", "♪: 0%%", CFGF_NONE),
417 CFG_STR("device", "default", CFGF_NONE),
418 CFG_STR("mixer", "Master", CFGF_NONE),
419 CFG_INT("mixer_idx", 0, CFGF_NONE),
420 CFG_CUSTOM_ALIGN_OPT,
421 CFG_CUSTOM_COLOR_OPTS,
422 CFG_CUSTOM_MIN_WIDTH_OPT,
426 CFG_STR_LIST("order", "{}", CFGF_NONE),
427 CFG_SEC("general", general_opts, CFGF_NONE),
428 CFG_SEC("run_watch", run_watch_opts, CFGF_TITLE | CFGF_MULTI),
429 CFG_SEC("path_exists", path_exists_opts, CFGF_TITLE | CFGF_MULTI),
430 CFG_SEC("wireless", wireless_opts, CFGF_TITLE | CFGF_MULTI),
431 CFG_SEC("ethernet", ethernet_opts, CFGF_TITLE | CFGF_MULTI),
432 CFG_SEC("battery", battery_opts, CFGF_TITLE | CFGF_MULTI),
433 CFG_SEC("cpu_temperature", temp_opts, CFGF_TITLE | CFGF_MULTI),
434 CFG_SEC("disk", disk_opts, CFGF_TITLE | CFGF_MULTI),
435 CFG_SEC("volume", volume_opts, CFGF_TITLE | CFGF_MULTI),
436 CFG_SEC("ipv6", ipv6_opts, CFGF_NONE),
437 CFG_SEC("time", time_opts, CFGF_NONE),
438 CFG_SEC("tztime", tztime_opts, CFGF_TITLE | CFGF_MULTI),
439 CFG_SEC("ddate", ddate_opts, CFGF_NONE),
440 CFG_SEC("load", load_opts, CFGF_NONE),
441 CFG_SEC("cpu_usage", usage_opts, CFGF_NONE),
444 char *configfile = NULL;
445 int o, option_index = 0;
446 struct option long_options[] = {
447 {"config", required_argument, 0, 'c'},
448 {"help", no_argument, 0, 'h'},
449 {"version", no_argument, 0, 'v'},
452 struct sigaction action;
453 memset(&action, 0, sizeof(struct sigaction));
454 action.sa_handler = fatalsig;
456 /* Exit upon SIGPIPE because when we have nowhere to write to, gathering system
457 * information is pointless. Also exit explicitly on SIGTERM and SIGINT because
458 * only this will trigger a reset of the cursor in the terminal output-format.
460 sigaction(SIGPIPE, &action, NULL);
461 sigaction(SIGTERM, &action, NULL);
462 sigaction(SIGINT, &action, NULL);
464 memset(&action, 0, sizeof(struct sigaction));
465 action.sa_handler = sigusr1;
466 sigaction(SIGUSR1, &action, NULL);
468 if (setlocale(LC_ALL, "") == NULL)
469 die("Could not set locale. Please make sure all your LC_* / LANG settings are correct.");
471 while ((o = getopt_long(argc, argv, "c:hv", long_options, &option_index)) != -1)
474 else if ((char)o == 'h') {
475 printf("i3status " VERSION " © 2008 Michael Stapelberg and contributors\n"
476 "Syntax: %s [-c <configfile>] [-h] [-v]\n",
479 } else if ((char)o == 'v') {
480 printf("i3status " VERSION " © 2008 Michael Stapelberg and contributors\n");
484 if (configfile == NULL)
485 configfile = get_config_path();
487 cfg = cfg_init(opts, CFGF_NOCASE);
488 if (cfg_parse(cfg, configfile) == CFG_PARSE_ERROR)
491 if (cfg_size(cfg, "order") == 0)
492 die("Your 'order' array is empty. Please fix your config.\n");
494 cfg_general = cfg_getsec(cfg, "general");
495 if (cfg_general == NULL)
496 die("Could not get section \"general\"\n");
498 char *output_str = cfg_getstr(cfg_general, "output_format");
499 if (strcasecmp(output_str, "auto") == 0) {
500 fprintf(stderr, "i3status: trying to auto-detect output_format setting\n");
501 output_str = auto_detect_format();
504 fprintf(stderr, "i3status: falling back to \"none\"\n");
506 fprintf(stderr, "i3status: auto-detected \"%s\"\n", output_str);
510 if (strcasecmp(output_str, "dzen2") == 0)
511 output_format = O_DZEN2;
512 else if (strcasecmp(output_str, "xmobar") == 0)
513 output_format = O_XMOBAR;
514 else if (strcasecmp(output_str, "i3bar") == 0)
515 output_format = O_I3BAR;
516 else if (strcasecmp(output_str, "lemonbar") == 0)
517 output_format = O_LEMONBAR;
518 else if (strcasecmp(output_str, "term") == 0)
519 output_format = O_TERM;
520 else if (strcasecmp(output_str, "none") == 0)
521 output_format = O_NONE;
523 die("Unknown output format: \"%s\"\n", output_str);
525 const char *separator = cfg_getstr(cfg_general, "separator");
527 /* lemonbar needs % to be escaped with another % */
528 pct_mark = (output_format == O_LEMONBAR) ? "%%" : "%";
530 // if no custom separator has been provided, use the default one
531 if (strcasecmp(separator, "default") == 0)
532 separator = get_default_separator();
534 if (!valid_color(cfg_getstr(cfg_general, "color_good")) || !valid_color(cfg_getstr(cfg_general, "color_degraded")) || !valid_color(cfg_getstr(cfg_general, "color_bad")) || !valid_color(cfg_getstr(cfg_general, "color_separator")))
535 die("Bad color format");
537 char *markup_str = cfg_getstr(cfg_general, "markup");
538 if (strcasecmp(markup_str, "pango") == 0)
539 markup_format = M_PANGO;
540 else if (strcasecmp(markup_str, "none") == 0)
541 markup_format = M_NONE;
543 die("Unknown markup format: \"%s\"\n", markup_str);
546 yajl_gen json_gen = yajl_gen_alloc(NULL);
548 yajl_gen json_gen = yajl_gen_alloc(NULL, NULL);
551 if (output_format == O_I3BAR) {
552 /* Initialize the i3bar protocol. See i3/docs/i3bar-protocol
554 printf("{\"version\":1}\n[\n");
556 yajl_gen_array_open(json_gen);
557 yajl_gen_clear(json_gen);
559 if (output_format == O_TERM) {
560 /* Save the cursor-position and hide the cursor */
561 printf("\033[s\033[?25l");
563 atexit(&reset_cursor);
566 if ((general_socket = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
567 die("Could not create socket\n");
569 int interval = cfg_getint(cfg_general, "interval");
571 /* One memory page which each plugin can use to buffer output.
572 * Even though it’s unclean, we just assume that the user will not
573 * specify a format string which expands to something longer than 4096
574 * bytes — given that the output of i3status is used to display
575 * information on screen, more than 1024 characters for the full line
576 * (!), not individual plugins, seem very unlikely. */
579 void **per_instance = calloc(cfg_size(cfg, "order"), sizeof(*per_instance));
580 pthread_mutex_lock(&i3status_sleep_mutex);
583 if (exit_upon_signal) {
584 fprintf(stderr, "Exiting due to signal.\n");
588 gettimeofday(&tv, NULL);
589 if (output_format == O_I3BAR)
590 yajl_gen_array_open(json_gen);
591 else if (output_format == O_TERM)
592 /* Restore the cursor-position, clear line */
593 printf("\033[u\033[K");
594 for (j = 0; j < cfg_size(cfg, "order"); j++) {
595 cur_instance = per_instance + j;
597 print_separator(separator);
599 const char *current = cfg_getnstr(cfg, "order", j);
602 SEC_OPEN_MAP("ipv6");
603 print_ipv6_info(json_gen, buffer, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
607 CASE_SEC_TITLE("wireless") {
608 SEC_OPEN_MAP("wireless");
609 const char *interface = NULL;
610 if (strcasecmp(title, "_first_") == 0)
611 interface = first_eth_interface(NET_TYPE_WIRELESS);
612 if (interface == NULL)
614 print_wireless_info(json_gen, buffer, interface, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
618 CASE_SEC_TITLE("ethernet") {
619 SEC_OPEN_MAP("ethernet");
620 const char *interface = NULL;
621 if (strcasecmp(title, "_first_") == 0)
622 interface = first_eth_interface(NET_TYPE_ETHERNET);
623 if (interface == NULL)
625 print_eth_info(json_gen, buffer, interface, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
629 CASE_SEC_TITLE("battery") {
630 SEC_OPEN_MAP("battery");
631 print_battery_info(json_gen, buffer, atoi(title), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"), cfg_getstr(sec, "status_chr"), cfg_getstr(sec, "status_bat"), cfg_getstr(sec, "status_full"), cfg_getint(sec, "low_threshold"), cfg_getstr(sec, "threshold_type"), cfg_getbool(sec, "last_full_capacity"), cfg_getbool(sec, "integer_battery_capacity"), cfg_getbool(sec, "hide_seconds"));
635 CASE_SEC_TITLE("run_watch") {
636 SEC_OPEN_MAP("run_watch");
637 print_run_watch(json_gen, buffer, title, cfg_getstr(sec, "pidfile"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
641 CASE_SEC_TITLE("path_exists") {
642 SEC_OPEN_MAP("path_exists");
643 print_path_exists(json_gen, buffer, title, cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
647 CASE_SEC_TITLE("disk") {
648 SEC_OPEN_MAP("disk_info");
649 print_disk_info(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "format_not_mounted"), cfg_getstr(sec, "prefix_type"), cfg_getstr(sec, "threshold_type"), cfg_getfloat(sec, "low_threshold"));
654 SEC_OPEN_MAP("load");
655 print_load(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getfloat(sec, "max_threshold"));
660 SEC_OPEN_MAP("time");
661 print_time(json_gen, buffer, NULL, cfg_getstr(sec, "format"), NULL, NULL, tv.tv_sec);
665 CASE_SEC_TITLE("tztime") {
666 SEC_OPEN_MAP("tztime");
667 print_time(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "timezone"), cfg_getstr(sec, "format_time"), tv.tv_sec);
672 SEC_OPEN_MAP("ddate");
673 print_ddate(json_gen, buffer, cfg_getstr(sec, "format"), tv.tv_sec);
677 CASE_SEC_TITLE("volume") {
678 SEC_OPEN_MAP("volume");
679 print_volume(json_gen, buffer, cfg_getstr(sec, "format"),
680 cfg_getstr(sec, "format_muted"),
681 cfg_getstr(sec, "device"),
682 cfg_getstr(sec, "mixer"),
683 cfg_getint(sec, "mixer_idx"));
687 CASE_SEC_TITLE("cpu_temperature") {
688 SEC_OPEN_MAP("cpu_temperature");
689 print_cpu_temperature_info(json_gen, buffer, atoi(title), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getint(sec, "max_threshold"));
693 CASE_SEC("cpu_usage") {
694 SEC_OPEN_MAP("cpu_usage");
695 print_cpu_usage(json_gen, buffer, cfg_getstr(sec, "format"));
699 if (output_format == O_I3BAR) {
700 yajl_gen_array_close(json_gen);
701 const unsigned char *buf;
707 yajl_gen_get_buf(json_gen, &buf, &len);
708 write(STDOUT_FILENO, buf, len);
709 yajl_gen_clear(json_gen);
715 /* To provide updates on every full second (as good as possible)
716 * we don’t use sleep(interval) but we sleep until the next second.
717 * We also align to 60 seconds modulo interval such
718 * that we start with :00 on every new minute. */
720 #if defined(__APPLE__)
721 gettimeofday(&tv, NULL);
722 ts.tv_sec = tv.tv_sec;
724 clock_gettime(CLOCK_REALTIME, &ts);
726 ts.tv_sec += interval - (ts.tv_sec % interval);
729 /* Sleep to absolute time 'ts', unless the condition
730 * 'i3status_sleep_cond' is signaled from another thread */
731 pthread_cond_timedwait(&i3status_sleep_cond, &i3status_sleep_mutex, &ts);