1 /*
2  *
3  * Conky, a system monitor, based on torsmo
4  *
5  * Any original torsmo code is licensed under the BSD license
6  *
7  * All code written since the fork of torsmo is licensed under the GPL
8  *
9  * Please see COPYING for details
10  *
11  * Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
12  * Copyright (c) 2005-2021 Brenden Matthews, Philip Kovacs, et. al.
13  *	(see AUTHORS)
14  * All rights reserved.
15  *
16  * This program is free software: you can redistribute it and/or modify
17  * it under the terms of the GNU General Public License as published by
18  * the Free Software Foundation, either version 3 of the License, or
19  * (at your option) any later version.
20  *
21  * This program is distributed in the hope that it will be useful,
22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
24  * GNU General Public License for more details.
25  * You should have received a copy of the GNU General Public License
26  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
27  *
28  */
29 
30 /* local headers */
31 #include "core.h"
32 #include "algebra.h"
33 #include "bsdapm.h"
34 #include "build.h"
35 #include "colours.h"
36 #include "combine.h"
37 #include "diskio.h"
38 #include "entropy.h"
39 #include "exec.h"
40 #include "i8k.h"
41 #include "misc.h"
42 #include "text_object.h"
43 #ifdef BUILD_IMLIB2
44 #include "imlib2.h"
45 #endif /* BUILD_IMLIB2 */
46 #include "proc.h"
47 #ifdef BUILD_MYSQL
48 #include "mysql.h"
49 #endif /* BUILD_MYSQL */
50 #ifdef BUILD_ICAL
51 #include "ical.h"
52 #endif /* BUILD_ICAL */
53 #ifdef BUILD_IRC
54 #include "irc.h"
55 #endif /* BUILD_IRC */
56 #ifdef BUILD_X11
57 #include "fonts.h"
58 #endif /* BUILD_X11 */
59 #include "fs.h"
60 #ifdef BUILD_IBM
61 #include "ibm.h"
62 #include "smapi.h"
63 #endif /* BUILD_IBM */
64 #ifdef BUILD_ICONV
65 #include "iconv_tools.h"
66 #endif /* BUILD_ICONV */
67 #include "llua.h"
68 #include "logging.h"
69 #include "mail.h"
70 #include "mboxscan.h"
71 #include "mixer.h"
72 #include "nc.h"
73 #include "net_stat.h"
74 #ifdef BUILD_NVIDIA
75 #include "nvidia.h"
76 #endif /* BUILD_NVIDIA */
77 #include <inttypes.h>
78 #include "cpu.h"
79 #include "read_tcpip.h"
80 #include "scroll.h"
81 #include "specials.h"
82 #include "tailhead.h"
83 #include "temphelper.h"
84 #include "template.h"
85 #include "timeinfo.h"
86 #include "top.h"
87 #include "user.h"
88 #include "users.h"
89 #ifdef BUILD_CURL
90 #include "ccurl_thread.h"
91 #endif /* BUILD_CURL */
92 #ifdef BUILD_WEATHER_METAR
93 #include "weather.h"
94 #endif /* BUILD_WEATHER_METAR */
95 #ifdef BUILD_RSS
96 #include "rss.h"
97 #endif /* BUILD_RSS */
98 #ifdef BUILD_AUDACIOUS
99 #include "audacious.h"
100 #endif /* BUILD_AUDACIOUS */
101 #ifdef BUILD_CMUS
102 #include "cmus.h"
103 #endif /* BUILD_CMUS */
104 #ifdef BUILD_JOURNAL
105 #include "journal.h"
106 #endif /* BUILD_JOURNAL */
107 #ifdef BUILD_PULSEAUDIO
108 #include "pulseaudio.h"
109 #endif /* BUILD_PULSEAUDIO */
110 #ifdef BUILD_INTEL_BACKLIGHT
111 #include "intel_backlight.h"
112 #endif /* BUILD_INTEL_BACKLIGHT */
113 
114 /* check for OS and include appropriate headers */
115 #if defined(__linux__)
116 #include "linux.h"
117 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
118 #include "freebsd.h"
119 #elif defined(__DragonFly__)
120 #include "dragonfly.h"
121 #elif defined(__OpenBSD__)
122 #include "openbsd.h"
123 #elif defined(__APPLE__) && defined(__MACH__)
124 #include "darwin.h"
125 #endif
126 
127 #define STRNDUP_ARG strndup(arg ? arg : "", text_buffer_size.get(*state))
128 
129 #include <cctype>
130 #include <cstring>
131 
132 /* strip a leading /dev/ if any, following symlinks first
133  *
134  * BEWARE: this function returns a pointer to static content
135  *         which gets overwritten in consecutive calls. I.e.:
136  *         this function is NOT reentrant.
137  */
dev_name(const char * path)138 const char *dev_name(const char *path) {
139   static char buf[PATH_MAX];
140 
141   if (path == nullptr) { return nullptr; }
142 
143 #define DEV_NAME(x)                                                         \
144   ((x) != nullptr && strlen(x) > 5 && strncmp(x, "/dev/", 5) == 0 ? (x) + 5 \
145                                                                   : (x))
146   if (realpath(path, buf) == nullptr) { return DEV_NAME(path); }
147   return DEV_NAME(buf);
148 #undef DEV_NAME
149 }
150 
new_text_object_internal()151 static struct text_object *new_text_object_internal() {
152   auto *obj = static_cast<text_object *>(malloc(sizeof(struct text_object)));
153   memset(obj, 0, sizeof(struct text_object));
154   return obj;
155 }
156 
create_plain_text(const char * s)157 static struct text_object *create_plain_text(const char *s) {
158   struct text_object *obj;
159 
160   if (s == nullptr || *s == '\0') { return nullptr; }
161 
162   obj = new_text_object_internal();
163 
164   obj_be_plain_text(obj, s);
165   return obj;
166 }
167 
168 #ifdef BUILD_CURL
stock_parse_arg(struct text_object * obj,const char * arg)169 void stock_parse_arg(struct text_object *obj, const char *arg) {
170   char stock[8];
171   char data[16];
172 
173   obj->data.s = nullptr;
174   if (sscanf(arg, "%7s %15s", stock, data) != 2) {
175     NORM_ERR("wrong number of arguments for $stock");
176     return;
177   }
178   if (!strcasecmp("ask", data)) {
179     strncpy(data, "a", 3);
180   } else if (!strcasecmp("adv", data)) {
181     strncpy(data, "a2", 3);
182   } else if (!strcasecmp("asksize", data)) {
183     strncpy(data, "a5", 3);
184   } else if (!strcasecmp("bid", data)) {
185     strncpy(data, "b", 3);
186   } else if (!strcasecmp("askrt", data)) {
187     strncpy(data, "b2", 3);
188   } else if (!strcasecmp("bidrt", data)) {
189     strncpy(data, "b3", 3);
190   } else if (!strcasecmp("bookvalue", data)) {
191     strncpy(data, "b4", 3);
192   } else if (!strcasecmp("bidsize", data)) {
193     strncpy(data, "b6", 3);
194   } else if (!strcasecmp("change", data)) {
195     strncpy(data, "c1", 3);
196   } else if (!strcasecmp("commission", data)) {
197     strncpy(data, "c3", 3);
198   } else if (!strcasecmp("changert", data)) {
199     strncpy(data, "c6", 3);
200   } else if (!strcasecmp("ahcrt", data)) {
201     strncpy(data, "c8", 3);
202   } else if (!strcasecmp("ds", data)) {
203     strncpy(data, "d", 3);
204   } else if (!strcasecmp("ltd", data)) {
205     strncpy(data, "d1", 3);
206   } else if (!strcasecmp("tradedate", data)) {
207     strncpy(data, "d2", 3);
208   } else if (!strcasecmp("es", data)) {
209     strncpy(data, "e", 3);
210   } else if (!strcasecmp("ei", data)) {
211     strncpy(data, "e1", 3);
212   } else if (!strcasecmp("epsecy", data)) {
213     strncpy(data, "e7", 3);
214   } else if (!strcasecmp("epseny", data)) {
215     strncpy(data, "e8", 3);
216   } else if (!strcasecmp("epsenq", data)) {
217     strncpy(data, "e9", 3);
218   } else if (!strcasecmp("floatshares", data)) {
219     strncpy(data, "f6", 3);
220   } else if (!strcasecmp("dayslow", data)) {
221     strncpy(data, "g", 3);
222   } else if (!strcasecmp("dayshigh", data)) {
223     strncpy(data, "h", 3);
224   } else if (!strcasecmp("52weeklow", data)) {
225     strncpy(data, "j", 3);
226   } else if (!strcasecmp("52weekhigh", data)) {
227     strncpy(data, "k", 3);
228   } else if (!strcasecmp("hgp", data)) {
229     strncpy(data, "g1", 3);
230   } else if (!strcasecmp("ag", data)) {
231     strncpy(data, "g3", 3);
232   } else if (!strcasecmp("hg", data)) {
233     strncpy(data, "g4", 3);
234   } else if (!strcasecmp("hgprt", data)) {
235     strncpy(data, "g5", 3);
236   } else if (!strcasecmp("hgrt", data)) {
237     strncpy(data, "g6", 3);
238   } else if (!strcasecmp("moreinfo", data)) {
239     strncpy(data, "i", 3);
240   } else if (!strcasecmp("obrt", data)) {
241     strncpy(data, "i5", 3);
242   } else if (!strcasecmp("mc", data)) {
243     strncpy(data, "j1", 3);
244   } else if (!strcasecmp("mcrt", data)) {
245     strncpy(data, "j3", 3);
246   } else if (!strcasecmp("ebitda", data)) {
247     strncpy(data, "j4", 3);
248   } else if (!strcasecmp("c52wlow", data)) {
249     strncpy(data, "j5", 3);
250   } else if (!strcasecmp("pc52wlow", data)) {
251     strncpy(data, "j6", 3);
252   } else if (!strcasecmp("cprt", data)) {
253     strncpy(data, "k2", 3);
254   } else if (!strcasecmp("lts", data)) {
255     strncpy(data, "k3", 3);
256   } else if (!strcasecmp("c52whigh", data)) {
257     strncpy(data, "k4", 3);
258   } else if (!strcasecmp("pc52whigh", data)) {
259     strncpy(data, "k5", 3);
260   } else if (!strcasecmp("ltp", data)) {
261     strncpy(data, "l1", 3);
262   } else if (!strcasecmp("hl", data)) {
263     strncpy(data, "l2", 3);
264   } else if (!strcasecmp("ll", data)) {
265     strncpy(data, "l3", 3);
266   } else if (!strcasecmp("dr", data)) {
267     strncpy(data, "m", 3);
268   } else if (!strcasecmp("drrt", data)) {
269     strncpy(data, "m2", 3);
270   } else if (!strcasecmp("50ma", data)) {
271     strncpy(data, "m3", 3);
272   } else if (!strcasecmp("200ma", data)) {
273     strncpy(data, "m4", 3);
274   } else if (!strcasecmp("c200ma", data)) {
275     strncpy(data, "m5", 3);
276   } else if (!strcasecmp("pc200ma", data)) {
277     strncpy(data, "m6", 3);
278   } else if (!strcasecmp("c50ma", data)) {
279     strncpy(data, "m7", 3);
280   } else if (!strcasecmp("pc50ma", data)) {
281     strncpy(data, "m8", 3);
282   } else if (!strcasecmp("name", data)) {
283     strncpy(data, "n", 3);
284   } else if (!strcasecmp("notes", data)) {
285     strncpy(data, "n4", 3);
286   } else if (!strcasecmp("open", data)) {
287     strncpy(data, "o", 3);
288   } else if (!strcasecmp("pc", data)) {
289     strncpy(data, "p", 3);
290   } else if (!strcasecmp("pricepaid", data)) {
291     strncpy(data, "p1", 3);
292   } else if (!strcasecmp("cip", data)) {
293     strncpy(data, "p2", 3);
294   } else if (!strcasecmp("ps", data)) {
295     strncpy(data, "p5", 3);
296   } else if (!strcasecmp("pb", data)) {
297     strncpy(data, "p6", 3);
298   } else if (!strcasecmp("edv", data)) {
299     strncpy(data, "q", 3);
300   } else if (!strcasecmp("per", data)) {
301     strncpy(data, "r", 3);
302   } else if (!strcasecmp("dpd", data)) {
303     strncpy(data, "r1", 3);
304   } else if (!strcasecmp("perrt", data)) {
305     strncpy(data, "r2", 3);
306   } else if (!strcasecmp("pegr", data)) {
307     strncpy(data, "r5", 3);
308   } else if (!strcasecmp("pepsecy", data)) {
309     strncpy(data, "r6", 3);
310   } else if (!strcasecmp("pepseny", data)) {
311     strncpy(data, "r7", 3);
312   } else if (!strcasecmp("symbol", data)) {
313     strncpy(data, "s", 3);
314   } else if (!strcasecmp("sharesowned", data)) {
315     strncpy(data, "s1", 3);
316   } else if (!strcasecmp("shortratio", data)) {
317     strncpy(data, "s7", 3);
318   } else if (!strcasecmp("ltt", data)) {
319     strncpy(data, "t1", 3);
320   } else if (!strcasecmp("tradelinks", data)) {
321     strncpy(data, "t6", 3);
322   } else if (!strcasecmp("tt", data)) {
323     strncpy(data, "t7", 3);
324   } else if (!strcasecmp("1ytp", data)) {
325     strncpy(data, "t8", 3);
326   } else if (!strcasecmp("volume", data)) {
327     strncpy(data, "v", 3);
328   } else if (!strcasecmp("hv", data)) {
329     strncpy(data, "v1", 3);
330   } else if (!strcasecmp("hvrt", data)) {
331     strncpy(data, "v7", 3);
332   } else if (!strcasecmp("52weekrange", data)) {
333     strncpy(data, "w", 3);
334   } else if (!strcasecmp("dvc", data)) {
335     strncpy(data, "w1", 3);
336   } else if (!strcasecmp("dvcrt", data)) {
337     strncpy(data, "w4", 3);
338   } else if (!strcasecmp("se", data)) {
339     strncpy(data, "x", 3);
340   } else if (!strcasecmp("dy", data)) {
341     strncpy(data, "y", 3);
342   } else {
343     NORM_ERR(
344         "\"%s\" is not supported by $stock. Supported: 1ytp, 200ma, 50ma, "
345         "52weeklow, 52weekhigh, 52weekrange, adv, ag, ahcrt, ask, askrt, "
346         "asksize, bid, bidrt, bidsize, bookvalue, c200ma, c50ma, c52whigh, "
347         "c52wlow, change, changert, cip, commission, cprt, dayshigh, dayslow, "
348         "dpd, dr, drrt, ds, dvc, dvcrt, dy, ebitda, edv, ei, epsecy, epsenq, "
349         "epseny, es, floatshares, hg, hgp, hgprt, hl, hv, hvrt, ll, ltd, ltp, "
350         "lts, ltt, mc, mcrt, moreinfo, name, notes, obrt, open, pb, pc, "
351         "pc200ma, pc50ma, pc52whigh, pc52wlow, pegr, pepsecy, pepseny, per, "
352         "perrt, pricepaid, ps, se, sharesowned, shortratio, symbol, tradedate, "
353         "tradelinks, tt, volume",
354         data);
355     return;
356   }
357 #define MAX_FINYAH_URL_LENGTH 64
358   obj->data.s = static_cast<char *>(malloc(MAX_FINYAH_URL_LENGTH));
359   snprintf(obj->data.s, MAX_FINYAH_URL_LENGTH,
360            "http://download.finance.yahoo.com/d/quotes.csv?s=%s&f=%s", stock,
361            data);
362 }
363 #endif /* BUILD_CURL */
364 
create_cb_handle(int (* fn)())365 legacy_cb_handle *create_cb_handle(int (*fn)()) {
366   if (fn != nullptr) {
367     return new legacy_cb_handle(conky::register_cb<legacy_cb>(1, fn));
368   }
369   { return nullptr; }
370 }
371 
372 /* construct_text_object() creates a new text_object */
construct_text_object(char * s,const char * arg,long line,void ** ifblock_opaque,void * free_at_crash)373 struct text_object *construct_text_object(char *s, const char *arg, long line,
374                                           void **ifblock_opaque,
375                                           void *free_at_crash) {
376   // struct text_object *obj = new_text_object();
377   struct text_object *obj = new_text_object_internal();
378 
379   obj->line = line;
380 
381 /* helper defines for internal use only */
382 #define __OBJ_HEAD(a, n) \
383   if (!strcmp(s, #a)) {  \
384     obj->cb_handle = create_cb_handle(n);
385 #define __OBJ_IF obj_be_ifblock_if(ifblock_opaque, obj)
386 #define __OBJ_ARG(...)                         \
387   if (!arg) {                                  \
388     free(s);                                   \
389     CRIT_ERR(obj, free_at_crash, __VA_ARGS__); \
390   }
391 
392 /* defines to be used below */
393 #define OBJ(a, n) __OBJ_HEAD(a, n) {
394 #define OBJ_ARG(a, n, ...) __OBJ_HEAD(a, n) __OBJ_ARG(__VA_ARGS__) {
395 #define OBJ_IF(a, n)         \
396   __OBJ_HEAD(a, n) __OBJ_IF; \
397   {
398 #define OBJ_IF_ARG(a, n, ...)                       \
399   __OBJ_HEAD(a, n) __OBJ_ARG(__VA_ARGS__) __OBJ_IF; \
400   {
401 #define END \
402   }         \
403   }         \
404   else
405 
406 #ifdef BUILD_X11
407   if (s[0] == '#') {
408     obj->data.l = get_x11_color(s);
409     obj->callbacks.print = &new_fg;
410   } else
411 #endif /* BUILD_X11 */
412 #ifndef __OpenBSD__
413     OBJ(acpitemp, nullptr)
414   obj->data.i = open_acpi_temperature(arg);
415   obj->callbacks.print = &print_acpitemp;
416   obj->callbacks.free = &free_acpitemp;
417   END OBJ(acpiacadapter, nullptr) if (arg != nullptr) {
418 #ifdef __linux__
419     if (strpbrk(arg, "/.") != nullptr) {
420       /*
421        * a bit of paranoia. screen out funky paths
422        * i hope no device will have a '.' in its name
423        */
424       NORM_ERR("acpiacadapter: arg must not contain '/' or '.'");
425     } else
426       obj->data.opaque = strdup(arg);
427 #else
428     NORM_ERR("acpiacadapter: arg is only used on linux");
429 #endif
430   }
431   obj->callbacks.print = &print_acpiacadapter;
432   obj->callbacks.free = &gen_free_opaque;
433 #endif /* !__OpenBSD__ */
434   END OBJ(freq, nullptr) get_cpu_count();
435   if ((arg == nullptr) || (isdigit(static_cast<unsigned char>(arg[0])) == 0) ||
436       strlen(arg) >= 3 || atoi(&arg[0]) == 0 ||
437       static_cast<unsigned int>(atoi(&arg[0])) > info.cpu_count) {
438     obj->data.i = 1;
439     /* NORM_ERR("freq: Invalid CPU number or you don't have that many CPUs! "
440       "Displaying the clock for CPU 1."); */
441   } else {
442     obj->data.i = atoi(&arg[0]);
443   }
444   obj->callbacks.print = &print_freq;
445   END OBJ(freq_g, nullptr) get_cpu_count();
446   if ((arg == nullptr) || (isdigit(static_cast<unsigned char>(arg[0])) == 0) ||
447       strlen(arg) >= 3 || atoi(&arg[0]) == 0 ||
448       static_cast<unsigned int>(atoi(&arg[0])) > info.cpu_count) {
449     obj->data.i = 1;
450     /* NORM_ERR("freq_g: Invalid CPU number or you don't have that many "
451       "CPUs! Displaying the clock for CPU 1."); */
452   } else {
453     obj->data.i = atoi(&arg[0]);
454   }
455   obj->callbacks.print = &print_freq_g;
456   END OBJ_ARG(read_tcp, nullptr,
457               "read_tcp: Needs \"(host) port\" as argument(s)")
458       parse_read_tcpip_arg(obj, arg, free_at_crash);
459   obj->callbacks.print = &print_read_tcp;
460   obj->callbacks.free = &free_read_tcpip;
461   END OBJ_ARG(read_udp, nullptr,
462               "read_udp: Needs \"(host) port\" as argument(s)")
463       parse_read_tcpip_arg(obj, arg, free_at_crash);
464   obj->callbacks.print = &print_read_udp;
465   obj->callbacks.free = &free_read_tcpip;
466   END OBJ_ARG(tcp_ping, nullptr,
467               "tcp_ping: Needs \"host (port)\" as argument(s)")
468       parse_tcp_ping_arg(obj, arg, free_at_crash);
469   obj->callbacks.print = &print_tcp_ping;
470   obj->callbacks.free = &free_tcp_ping;
471 #if defined(__linux__)
472   END OBJ(voltage_mv, 0) get_cpu_count();
473   if (!arg || !isdigit((unsigned char)arg[0]) || strlen(arg) >= 3 ||
474       atoi(&arg[0]) == 0 || (unsigned int)atoi(&arg[0]) > info.cpu_count) {
475     obj->data.i = 1;
476     /* NORM_ERR("voltage_mv: Invalid CPU number or you don't have that many "
477       "CPUs! Displaying voltage for CPU 1."); */
478   } else {
479     obj->data.i = atoi(&arg[0]);
480   }
481   obj->callbacks.print = &print_voltage_mv;
482   END OBJ(voltage_v, 0) get_cpu_count();
483   if (!arg || !isdigit((unsigned char)arg[0]) || strlen(arg) >= 3 ||
484       atoi(&arg[0]) == 0 || (unsigned int)atoi(&arg[0]) > info.cpu_count) {
485     obj->data.i = 1;
486     /* NORM_ERR("voltage_v: Invalid CPU number or you don't have that many "
487       "CPUs! Displaying voltage for CPU 1."); */
488   } else {
489     obj->data.i = atoi(&arg[0]);
490   }
491   obj->callbacks.print = &print_voltage_v;
492 
493 #endif /* __linux__ */
494 
495 #ifdef BUILD_WLAN
496   END OBJ(wireless_essid, &update_net_stats) obj->data.opaque =
497       get_net_stat(arg, obj, free_at_crash);
498   parse_net_stat_arg(obj, arg, free_at_crash);
499   obj->callbacks.print = &print_wireless_essid;
500   END OBJ(wireless_channel, &update_net_stats)
501       parse_net_stat_arg(obj, arg, free_at_crash);
502   obj->callbacks.print = &print_wireless_channel;
503   END OBJ(wireless_freq, &update_net_stats)
504       parse_net_stat_arg(obj, arg, free_at_crash);
505   obj->callbacks.print = &print_wireless_frequency;
506   END OBJ(wireless_mode, &update_net_stats)
507       parse_net_stat_arg(obj, arg, free_at_crash);
508   obj->callbacks.print = &print_wireless_mode;
509   END OBJ(wireless_bitrate, &update_net_stats)
510       parse_net_stat_arg(obj, arg, free_at_crash);
511   obj->callbacks.print = &print_wireless_bitrate;
512   END OBJ(wireless_ap, &update_net_stats)
513       parse_net_stat_arg(obj, arg, free_at_crash);
514   obj->callbacks.print = &print_wireless_ap;
515   END OBJ(wireless_link_qual, &update_net_stats)
516       parse_net_stat_arg(obj, arg, free_at_crash);
517   obj->callbacks.print = &print_wireless_link_qual;
518   END OBJ(wireless_link_qual_max, &update_net_stats)
519       parse_net_stat_arg(obj, arg, free_at_crash);
520   obj->callbacks.print = &print_wireless_link_qual_max;
521   END OBJ(wireless_link_qual_perc, &update_net_stats)
522       parse_net_stat_arg(obj, arg, free_at_crash);
523   obj->callbacks.print = &print_wireless_link_qual_perc;
524   END OBJ(wireless_link_bar, &update_net_stats)
525       parse_net_stat_bar_arg(obj, arg, free_at_crash);
526   obj->callbacks.barval = &wireless_link_barval;
527 #endif /* BUILD_WLAN */
528 
529 #ifndef __OpenBSD__
530   END OBJ(acpifan, nullptr) obj->callbacks.print = &print_acpifan;
531   END OBJ(battery, nullptr) char bat[64];
532 
533   if (arg != nullptr) {
534     sscanf(arg, "%63s", bat);
535   } else {
536     strncpy(bat, "BAT0", 5);
537   }
538   obj->data.s = strndup(bat, text_buffer_size.get(*state));
539   obj->callbacks.print = &print_battery;
540   obj->callbacks.free = &gen_free_opaque;
541   END OBJ(battery_short, nullptr) char bat[64];
542 
543   if (arg != nullptr) {
544     sscanf(arg, "%63s", bat);
545   } else {
546     strncpy(bat, "BAT0", 5);
547   }
548   obj->data.s = strndup(bat, text_buffer_size.get(*state));
549   obj->callbacks.print = &print_battery_short;
550   obj->callbacks.free = &gen_free_opaque;
551 
552   END OBJ(battery_status, 0) obj->data.s =
553       strndup(arg ? arg : "BAT0", text_buffer_size.get(*state));
554   obj->callbacks.print = &print_battery_status;
555   obj->callbacks.free = &gen_free_opaque;
556   END OBJ(battery_time, nullptr) char bat[64];
557 
558   if (arg != nullptr) {
559     sscanf(arg, "%63s", bat);
560   } else {
561     strncpy(bat, "BAT0", 5);
562   }
563   obj->data.s = strndup(bat, text_buffer_size.get(*state));
564   obj->callbacks.print = &print_battery_time;
565   obj->callbacks.free = &gen_free_opaque;
566   END OBJ(battery_percent, nullptr) char bat[64];
567 
568   if (arg != nullptr) {
569     sscanf(arg, "%63s", bat);
570   } else {
571     strncpy(bat, "BAT0", 5);
572   }
573   obj->data.s = strndup(bat, text_buffer_size.get(*state));
574   obj->callbacks.percentage = &battery_percentage;
575   obj->callbacks.free = &gen_free_opaque;
576   END OBJ(battery_bar, nullptr) char bat[64];
577 
578   arg = scan_bar(obj, arg, 100);
579   if ((arg != nullptr) && strlen(arg) > 0) {
580     sscanf(arg, "%63s", bat);
581   } else {
582     strncpy(bat, "BAT0", 5);
583   }
584   obj->data.s = strndup(bat, text_buffer_size.get(*state));
585   obj->callbacks.barval = &get_battery_perct_bar;
586   obj->callbacks.free = &gen_free_opaque;
587 #endif /* !__OpenBSD__ */
588 
589 #if defined(__linux__)
590   END OBJ_ARG(disk_protect, 0, "disk_protect needs an argument") obj->data.s =
591       strndup(dev_name(arg), text_buffer_size.get(*state));
592   obj->callbacks.print = &print_disk_protect_queue;
593   obj->callbacks.free = &gen_free_opaque;
594   END OBJ(i8k_version, &update_i8k) obj->callbacks.print = &print_i8k_version;
595   END OBJ(i8k_bios, &update_i8k) obj->callbacks.print = &print_i8k_bios;
596   END OBJ(i8k_serial, &update_i8k) obj->callbacks.print = &print_i8k_serial;
597   END OBJ(i8k_cpu_temp, &update_i8k) obj->callbacks.print = &print_i8k_cpu_temp;
598   END OBJ(i8k_left_fan_status, &update_i8k) obj->callbacks.print =
599       &print_i8k_left_fan_status;
600   END OBJ(i8k_right_fan_status, &update_i8k) obj->callbacks.print =
601       &print_i8k_right_fan_status;
602   END OBJ(i8k_left_fan_rpm, &update_i8k) obj->callbacks.print =
603       &print_i8k_left_fan_rpm;
604   END OBJ(i8k_right_fan_rpm, &update_i8k) obj->callbacks.print =
605       &print_i8k_right_fan_rpm;
606   END OBJ(i8k_ac_status, &update_i8k) obj->callbacks.print =
607       &print_i8k_ac_status;
608   END OBJ(i8k_buttons_status, &update_i8k) obj->callbacks.print =
609       &print_i8k_buttons_status;
610 #if defined(BUILD_IBM)
611   END OBJ(ibm_fan, 0) obj->callbacks.print = &get_ibm_acpi_fan;
612   END OBJ_ARG(ibm_temps, &get_ibm_acpi_temps, "ibm_temps: needs an argument")
613       parse_ibm_temps_arg(obj, arg);
614   obj->callbacks.print = &print_ibm_temps;
615   END OBJ(ibm_volume, 0) obj->callbacks.print = &get_ibm_acpi_volume;
616   END OBJ(ibm_brightness, 0) obj->callbacks.print = &get_ibm_acpi_brightness;
617   END OBJ(ibm_thinklight, 0) obj->callbacks.print = &get_ibm_acpi_thinklight;
618 #endif
619   /* information from sony_laptop kernel module
620    * /sys/devices/platform/sony-laptop */
621   END OBJ(sony_fanspeed, 0) obj->callbacks.print = &get_sony_fanspeed;
622   END OBJ_ARG(ioscheduler, 0, "get_ioscheduler needs an argument (e.g. hda)")
623       obj->data.s = strndup(dev_name(arg), text_buffer_size.get(*state));
624   obj->callbacks.print = &print_ioscheduler;
625   obj->callbacks.free = &gen_free_opaque;
626   END OBJ(laptop_mode, 0) obj->callbacks.print = &print_laptop_mode;
627   END OBJ_ARG(
628       pb_battery, 0,
629       "pb_battery: needs one argument: status, percent or time") if (strcmp(arg,
630                                                                             "st"
631                                                                             "at"
632                                                                             "u"
633                                                                             "s") ==
634                                                                      EQUAL) {
635     obj->data.i = PB_BATT_STATUS;
636   }
637   else if (strcmp(arg, "percent") == EQUAL) {
638     obj->data.i = PB_BATT_PERCENT;
639   }
640   else if (strcmp(arg, "time") == EQUAL) {
641     obj->data.i = PB_BATT_TIME;
642   }
643   else {
644     NORM_ERR("pb_battery: illegal argument '%s', defaulting to status", arg);
645     obj->data.i = PB_BATT_STATUS;
646   }
647   obj->callbacks.print = get_powerbook_batt_info;
648 #endif /* __linux__ */
649 #if (defined(__FreeBSD__) || defined(__linux__) || defined(__DragonFly__) || \
650      (defined(__APPLE__) && defined(__MACH__)))
651   END OBJ_IF_ARG(if_up, nullptr, "if_up needs an argument")
652       parse_if_up_arg(obj, arg);
653   obj->callbacks.iftest = &interface_up;
654   obj->callbacks.free = &free_if_up;
655 #endif
656 #if defined(__OpenBSD__)
657   END OBJ_ARG(obsd_sensors_temp, 0, "obsd_sensors_temp: needs an argument")
658       parse_obsd_sensor(obj, arg);
659   obj->callbacks.print = &print_obsd_sensors_temp;
660   END OBJ_ARG(obsd_sensors_fan, 0,
661               "obsd_sensors_fan: needs 2 arguments (device and sensor number)")
662       parse_obsd_sensor(obj, arg);
663   obj->callbacks.print = &print_obsd_sensors_fan;
664   END OBJ_ARG(obsd_sensors_volt, 0,
665               "obsd_sensors_volt: needs 2 arguments (device and sensor number)")
666       parse_obsd_sensor(obj, arg);
667   obj->callbacks.print = &print_obsd_sensors_volt;
668   END OBJ(obsd_vendor, 0) obj->callbacks.print = &get_obsd_vendor;
669   END OBJ(obsd_product, 0) obj->callbacks.print = &get_obsd_product;
670 #endif /* __OpenBSD__ */
671   END OBJ(buffers, &update_meminfo) obj->data.s = STRNDUP_ARG;
672   obj->callbacks.print = &print_buffers;
673   obj->callbacks.free = &gen_free_opaque;
674   END OBJ(cached, &update_meminfo) obj->data.s = STRNDUP_ARG;
675   obj->callbacks.print = &print_cached;
676   obj->callbacks.free = &gen_free_opaque;
677 #define SCAN_CPU(__arg, __var)                                          \
678   {                                                                     \
679     int __offset = 0;                                                   \
680     if ((__arg) && sscanf(__arg, " cpu%d %n", &(__var), &__offset) > 0) \
681       (__arg) += __offset;                                              \
682     else                                                                \
683       (__var) = 0;                                                      \
684   }
685   END OBJ(cpu, &update_cpu_usage) get_cpu_count();
686   SCAN_CPU(arg, obj->data.i);
687   obj->callbacks.percentage = &cpu_percentage;
688   obj->callbacks.free = &free_cpu;
689   DBGP2("Adding $cpu for CPU %d", obj->data.i);
690 #ifdef BUILD_X11
691   END OBJ(cpugauge, &update_cpu_usage) get_cpu_count();
692   SCAN_CPU(arg, obj->data.i);
693   scan_gauge(obj, arg, 1);
694   obj->callbacks.gaugeval = &cpu_barval;
695   obj->callbacks.free = &free_cpu;
696   DBGP2("Adding $cpugauge for CPU %d", obj->data.i);
697 #endif
698   END OBJ(cpubar, &update_cpu_usage) get_cpu_count();
699   SCAN_CPU(arg, obj->data.i);
700   scan_bar(obj, arg, 1);
701   obj->callbacks.barval = &cpu_barval;
702   obj->callbacks.free = &free_cpu;
703   DBGP2("Adding $cpubar for CPU %d", obj->data.i);
704 #ifdef BUILD_X11
705   END OBJ(cpugraph, &update_cpu_usage) get_cpu_count();
706   char *buf = nullptr;
707   SCAN_CPU(arg, obj->data.i);
708   buf = scan_graph(obj, arg, 1);
709   DBGP2("Adding $cpugraph for CPU %d", obj->data.i);
710   free_and_zero(buf);
711   obj->callbacks.graphval = &cpu_barval;
712   obj->callbacks.free = &free_cpu;
713   END OBJ(loadgraph, &update_load_average) scan_loadgraph_arg(obj, arg);
714   obj->callbacks.graphval = &loadgraphval;
715 #endif /* BUILD_X11 */
716   END OBJ(diskio, &update_diskio) parse_diskio_arg(obj, arg);
717   obj->callbacks.print = &print_diskio;
718   END OBJ(diskio_read, &update_diskio) parse_diskio_arg(obj, arg);
719   obj->callbacks.print = &print_diskio_read;
720   END OBJ(diskio_write, &update_diskio) parse_diskio_arg(obj, arg);
721   obj->callbacks.print = &print_diskio_write;
722 #ifdef BUILD_X11
723   END OBJ(diskiograph, &update_diskio) parse_diskiograph_arg(obj, arg);
724   obj->callbacks.graphval = &diskiographval;
725   END OBJ(diskiograph_read, &update_diskio) parse_diskiograph_arg(obj, arg);
726   obj->callbacks.graphval = &diskiographval_read;
727   END OBJ(diskiograph_write, &update_diskio) parse_diskiograph_arg(obj, arg);
728   obj->callbacks.graphval = &diskiographval_write;
729 #endif /* BUILD_X11 */
730   END OBJ(color, nullptr)
731 #ifdef BUILD_X11
732       if (out_to_x.get(*state)) {
733     obj->data.l =
734         arg != nullptr ? get_x11_color(arg) : default_color.get(*state);
735     set_current_text_color(obj->data.l);
736   }
737 #endif /* BUILD_X11 */
738 #ifdef BUILD_NCURSES
739   if (out_to_ncurses.get(*state)) {
740     obj->data.l = COLOR_WHITE;
741     if (arg != nullptr) {
742       if (strcasecmp(arg, "red") == 0) {
743         obj->data.l = COLOR_RED;
744       } else if (strcasecmp(arg, "green") == 0) {
745         obj->data.l = COLOR_GREEN;
746       } else if (strcasecmp(arg, "yellow") == 0) {
747         obj->data.l = COLOR_YELLOW;
748       } else if (strcasecmp(arg, "blue") == 0) {
749         obj->data.l = COLOR_BLUE;
750       } else if (strcasecmp(arg, "magenta") == 0) {
751         obj->data.l = COLOR_MAGENTA;
752       } else if (strcasecmp(arg, "cyan") == 0) {
753         obj->data.l = COLOR_CYAN;
754       } else if (strcasecmp(arg, "black") == 0) {
755         obj->data.l = COLOR_BLACK;
756       }
757     }
758     set_current_text_color(obj->data.l);
759     init_pair(obj->data.l, obj->data.l, COLOR_BLACK);
760   }
761 #endif /* BUILD_NCURSES */
762   obj->callbacks.print = &new_fg;
763 #ifdef BUILD_X11
764   END OBJ(color0, nullptr) obj->data.l = color[0].get(*state);
765   set_current_text_color(obj->data.l);
766   obj->callbacks.print = &new_fg;
767   END OBJ(color1, nullptr) obj->data.l = color[1].get(*state);
768   set_current_text_color(obj->data.l);
769   obj->callbacks.print = &new_fg;
770   END OBJ(color2, nullptr) obj->data.l = color[2].get(*state);
771   set_current_text_color(obj->data.l);
772   obj->callbacks.print = &new_fg;
773   END OBJ(color3, nullptr) obj->data.l = color[3].get(*state);
774   set_current_text_color(obj->data.l);
775   obj->callbacks.print = &new_fg;
776   END OBJ(color4, nullptr) obj->data.l = color[4].get(*state);
777   set_current_text_color(obj->data.l);
778   obj->callbacks.print = &new_fg;
779   END OBJ(color5, nullptr) obj->data.l = color[5].get(*state);
780   set_current_text_color(obj->data.l);
781   obj->callbacks.print = &new_fg;
782   END OBJ(color6, nullptr) obj->data.l = color[6].get(*state);
783   set_current_text_color(obj->data.l);
784   obj->callbacks.print = &new_fg;
785   END OBJ(color7, nullptr) obj->data.l = color[7].get(*state);
786   set_current_text_color(obj->data.l);
787   obj->callbacks.print = &new_fg;
788   END OBJ(color8, nullptr) obj->data.l = color[8].get(*state);
789   set_current_text_color(obj->data.l);
790   obj->callbacks.print = &new_fg;
791   END OBJ(color9, nullptr) obj->data.l = color[9].get(*state);
792   set_current_text_color(obj->data.l);
793   obj->callbacks.print = &new_fg;
794   END OBJ(font, nullptr) scan_font(obj, arg);
795   obj->callbacks.print = &new_font;
796   obj->callbacks.free = &gen_free_opaque;
797   END OBJ(font0, nullptr) scan_font(obj, font_template[0].get(*state).c_str());
798   obj->callbacks.print = &new_font;
799   obj->callbacks.free = &gen_free_opaque;
800   END OBJ(font1, nullptr) scan_font(obj, font_template[1].get(*state).c_str());
801   obj->callbacks.print = &new_font;
802   obj->callbacks.free = &gen_free_opaque;
803   END OBJ(font2, nullptr) scan_font(obj, font_template[2].get(*state).c_str());
804   obj->callbacks.print = &new_font;
805   obj->callbacks.free = &gen_free_opaque;
806   END OBJ(font3, nullptr) scan_font(obj, font_template[3].get(*state).c_str());
807   obj->callbacks.print = &new_font;
808   obj->callbacks.free = &gen_free_opaque;
809   END OBJ(font4, nullptr) scan_font(obj, font_template[4].get(*state).c_str());
810   obj->callbacks.print = &new_font;
811   obj->callbacks.free = &gen_free_opaque;
812   END OBJ(font5, nullptr) scan_font(obj, font_template[5].get(*state).c_str());
813   obj->callbacks.print = &new_font;
814   obj->callbacks.free = &gen_free_opaque;
815   END OBJ(font6, nullptr) scan_font(obj, font_template[6].get(*state).c_str());
816   obj->callbacks.print = &new_font;
817   obj->callbacks.free = &gen_free_opaque;
818   END OBJ(font7, nullptr) scan_font(obj, font_template[7].get(*state).c_str());
819   obj->callbacks.print = &new_font;
820   obj->callbacks.free = &gen_free_opaque;
821   END OBJ(font8, nullptr) scan_font(obj, font_template[8].get(*state).c_str());
822   obj->callbacks.print = &new_font;
823   obj->callbacks.free = &gen_free_opaque;
824   END OBJ(font9, nullptr) scan_font(obj, font_template[9].get(*state).c_str());
825   obj->callbacks.print = &new_font;
826   obj->callbacks.free = &gen_free_opaque;
827 #endif /* BUILD_X11 */
828   END OBJ(conky_version, nullptr) obj_be_plain_text(obj, VERSION);
829   END OBJ(conky_build_date, nullptr) obj_be_plain_text(obj, BUILD_DATE);
830   END OBJ(conky_build_arch, nullptr) obj_be_plain_text(obj, BUILD_ARCH);
831   END OBJ(downspeed, &update_net_stats)
832       parse_net_stat_arg(obj, arg, free_at_crash);
833   obj->callbacks.print = &print_downspeed;
834   END OBJ(downspeedf, &update_net_stats)
835       parse_net_stat_arg(obj, arg, free_at_crash);
836   obj->callbacks.print = &print_downspeedf;
837 #ifdef BUILD_X11
838   END OBJ(downspeedgraph, &update_net_stats)
839       parse_net_stat_graph_arg(obj, arg, free_at_crash);
840   obj->callbacks.graphval = &downspeedgraphval;
841 #endif /* BUILD_X11 */
842   END OBJ(else, nullptr) obj_be_ifblock_else(ifblock_opaque, obj);
843   obj->callbacks.iftest = &gen_false_iftest;
844   END OBJ(endif, nullptr) obj_be_ifblock_endif(ifblock_opaque, obj);
845   obj->callbacks.print = &gen_print_nothing;
846   END OBJ(eval, nullptr) obj->data.s = STRNDUP_ARG;
847   obj->callbacks.print = &print_evaluate;
848   obj->callbacks.free = &gen_free_opaque;
849 #if defined(BUILD_IMLIB2) && defined(BUILD_X11)
850   END OBJ(image, nullptr) obj->data.s = STRNDUP_ARG;
851   obj->callbacks.print = &print_image_callback;
852   obj->callbacks.free = &gen_free_opaque;
853 #endif /* BUILD_IMLIB2 */
854 #ifdef BUILD_MYSQL
855   END OBJ_ARG(mysql, 0, "mysql needs a query") obj->data.s = strdup(arg);
856   obj->callbacks.print = &print_mysql;
857 #endif /* BUILD_MYSQL */
858   END OBJ_ARG(no_update, nullptr, "no_update needs arguments")
859       scan_no_update(obj, arg);
860   obj->callbacks.print = &print_no_update;
861   obj->callbacks.free = &free_no_update;
862   END OBJ(cat, 0) obj->data.s = STRNDUP_ARG;
863   obj->callbacks.print = &print_cat;
864   obj->callbacks.free = &gen_free_opaque;
865 
866 #ifdef BUILD_X11
867   END OBJ(key_num_lock, 0) obj->callbacks.print = &print_key_num_lock;
868   END OBJ(key_caps_lock, 0) obj->callbacks.print = &print_key_caps_lock;
869   END OBJ(key_scroll_lock, 0) obj->callbacks.print = &print_key_scroll_lock;
870   END OBJ(keyboard_layout, 0) obj->callbacks.print = &print_keyboard_layout;
871   END OBJ(mouse_speed, 0) obj->callbacks.print = &print_mouse_speed;
872 #endif /* BUILD_X11 */
873 
874 #ifdef __FreeBSD__
875   END OBJ(sysctlbyname, 0) obj->data.s = STRNDUP_ARG;
876   obj->callbacks.print = &print_sysctlbyname;
877   obj->callbacks.free = &gen_free_opaque;
878 #endif /* __FreeBSD__ */
879 
880   END OBJ(password, 0) obj->data.s =
881       strndup(arg ? arg : "20", text_buffer_size.get(*state));
882   obj->callbacks.print = &print_password;
883   obj->callbacks.free = &gen_free_opaque;
884 
885 #ifdef __x86_64__
886   END OBJ(freq2, 0) obj->callbacks.print = &print_freq2;
887 #endif /* __x86_64__ */
888   END OBJ(startcase, 0) obj->data.s = STRNDUP_ARG;
889   obj->callbacks.print = &print_startcase;
890   obj->callbacks.free = &gen_free_opaque;
891   // Deprecated, for compatibility purposes only
892   END OBJ(start_case, 0) obj->data.s = STRNDUP_ARG;
893   obj->callbacks.print = &print_startcase;
894   obj->callbacks.free = &gen_free_opaque;
895   END OBJ(lowercase, 0) obj->data.s = STRNDUP_ARG;
896   obj->callbacks.print = &print_lowercase;
897   obj->callbacks.free = &gen_free_opaque;
898   END OBJ(uppercase, 0) obj->data.s = STRNDUP_ARG;
899   obj->callbacks.print = &print_uppercase;
900   obj->callbacks.free = &gen_free_opaque;
901   END OBJ(rstrip, 0) obj->data.s = STRNDUP_ARG;
902   obj->callbacks.print = &strip_trailing_whitespace;
903   obj->callbacks.free = &gen_free_opaque;
904   END OBJ(catp, 0) obj->data.s = STRNDUP_ARG;
905   obj->callbacks.print = &print_catp;
906   obj->callbacks.free = &gen_free_opaque;
907   END OBJ_ARG(exec, nullptr, "exec needs arguments: <command>")
908       scan_exec_arg(obj, arg, EF_EXEC);
909   obj->parse = false;
910   obj->thread = false;
911   register_exec(obj);
912   obj->callbacks.print = &print_exec;
913   obj->callbacks.free = &free_exec;
914   END OBJ_ARG(execi, nullptr, "execi needs arguments: <interval> <command>")
915       scan_exec_arg(obj, arg, EF_EXECI);
916   obj->parse = false;
917   obj->thread = false;
918   register_execi(obj);
919   obj->callbacks.print = &print_exec;
920   obj->callbacks.free = &free_execi;
921   END OBJ_ARG(execp, nullptr, "execp needs arguments: <command>")
922       scan_exec_arg(obj, arg, EF_EXEC);
923   obj->parse = true;
924   obj->thread = false;
925   register_exec(obj);
926   obj->callbacks.print = &print_exec;
927   obj->callbacks.free = &free_exec;
928   END OBJ_ARG(execpi, nullptr, "execpi needs arguments: <interval> <command>")
929       scan_exec_arg(obj, arg, EF_EXECI);
930   obj->parse = true;
931   obj->thread = false;
932   register_execi(obj);
933   obj->callbacks.print = &print_exec;
934   obj->callbacks.free = &free_execi;
935   END OBJ_ARG(execbar, nullptr,
936               "execbar needs arguments: [height],[width] <command>")
937       scan_exec_arg(obj, arg, EF_EXEC | EF_BAR);
938   register_exec(obj);
939   obj->callbacks.barval = &execbarval;
940   obj->callbacks.free = &free_exec;
941   END OBJ_ARG(execibar, nullptr,
942               "execibar needs arguments: <interval> [height],[width] <command>")
943       scan_exec_arg(obj, arg, EF_EXECI | EF_BAR);
944   register_execi(obj);
945   obj->callbacks.barval = &execbarval;
946   obj->callbacks.free = &free_execi;
947 #ifdef BUILD_X11
948   END OBJ_ARG(execgauge, nullptr,
949               "execgauge needs arguments: [height],[width] <command>")
950       scan_exec_arg(obj, arg, EF_EXEC | EF_GAUGE);
951   register_exec(obj);
952   obj->callbacks.gaugeval = &execbarval;
953   obj->callbacks.free = &free_exec;
954   END OBJ_ARG(
955       execigauge, nullptr,
956       "execigauge needs arguments: <interval> [height],[width] <command>")
957       scan_exec_arg(obj, arg, EF_EXECI | EF_GAUGE);
958   register_execi(obj);
959   obj->callbacks.gaugeval = &execbarval;
960   obj->callbacks.free = &free_execi;
961   END OBJ_ARG(execgraph, nullptr,
962               "execgraph needs arguments: <command> [height],[width] [color1] "
963               "[color2] [scale] [-t|-l]")
964       scan_exec_arg(obj, arg, EF_EXEC | EF_GRAPH);
965   register_exec(obj);
966   obj->callbacks.graphval = &execbarval;
967   obj->callbacks.free = &free_exec;
968   END OBJ_ARG(execigraph, nullptr,
969               "execigraph needs arguments: <interval> <command> "
970               "[height],[width] [color1] [color2] [scale] [-t|-l]")
971       scan_exec_arg(obj, arg, EF_EXECI | EF_GRAPH);
972   register_execi(obj);
973   obj->callbacks.graphval = &execbarval;
974   obj->callbacks.free = &free_execi;
975 #endif /* BUILD_X11 */
976   END OBJ_ARG(texeci, nullptr, "texeci needs arguments: <interval> <command>")
977       scan_exec_arg(obj, arg, EF_EXECI);
978   obj->parse = false;
979   obj->thread = true;
980   register_execi(obj);
981   obj->callbacks.print = &print_exec;
982   obj->callbacks.free = &free_execi;
983   END OBJ_ARG(texecpi, nullptr, "texecpi needs arguments: <interval> <command>")
984       scan_exec_arg(obj, arg, EF_EXECI);
985   obj->parse = true;
986   obj->thread = true;
987   register_execi(obj);
988   obj->callbacks.print = &print_exec;
989   obj->callbacks.free = &free_execi;
990   END OBJ(fs_bar, &update_fs_stats) init_fs_bar(obj, arg);
991   obj->callbacks.barval = &fs_barval;
992   END OBJ(fs_bar_free, &update_fs_stats) init_fs_bar(obj, arg);
993   obj->callbacks.barval = &fs_free_barval;
994   END OBJ(fs_free, &update_fs_stats) init_fs(obj, arg);
995   obj->callbacks.print = &print_fs_free;
996   END OBJ(fs_used_perc, &update_fs_stats) init_fs(obj, arg);
997   obj->callbacks.percentage = &fs_used_percentage;
998   END OBJ(fs_free_perc, &update_fs_stats) init_fs(obj, arg);
999   obj->callbacks.percentage = &fs_free_percentage;
1000   END OBJ(fs_size, &update_fs_stats) init_fs(obj, arg);
1001   obj->callbacks.print = &print_fs_size;
1002   END OBJ(fs_type, &update_fs_stats) init_fs(obj, arg);
1003   obj->callbacks.print = &print_fs_type;
1004   END OBJ(fs_used, &update_fs_stats) init_fs(obj, arg);
1005   obj->callbacks.print = &print_fs_used;
1006 #ifdef BUILD_X11
1007   END OBJ(hr, nullptr) obj->data.l = arg != nullptr ? atoi(arg) : 1;
1008   obj->callbacks.print = &new_hr;
1009 #endif /* BUILD_X11 */
1010   END OBJ(nameserver, &update_dns_data) parse_nameserver_arg(obj, arg);
1011   obj->callbacks.print = &print_nameserver;
1012   obj->callbacks.free = &free_dns_data;
1013   END OBJ(offset, nullptr) obj->data.l = arg != nullptr ? atoi(arg) : 1;
1014   obj->callbacks.print = &new_offset;
1015   END OBJ(voffset, nullptr) obj->data.l = arg != nullptr ? atoi(arg) : 1;
1016   obj->callbacks.print = &new_voffset;
1017   END OBJ(save_coordinates, nullptr) obj->data.l =
1018       arg != nullptr ? atoi(arg) : 0;
1019   obj->callbacks.print = &new_save_coordinates;
1020   END OBJ_ARG(goto, nullptr, "goto needs arguments") obj->data.l = atoi(arg);
1021   obj->callbacks.print = &new_goto;
1022 #ifdef BUILD_X11
1023   END OBJ(tab, nullptr) scan_tab(obj, arg);
1024   obj->callbacks.print = &new_tab;
1025 #endif /* BUILD_X11 */
1026 #ifdef __linux__
1027   END OBJ_ARG(i2c, 0, "i2c needs arguments") parse_i2c_sensor(obj, arg);
1028   obj->callbacks.print = &print_sysfs_sensor;
1029   obj->callbacks.free = &free_sysfs_sensor;
1030   END OBJ_ARG(platform, 0, "platform needs arguments")
1031       parse_platform_sensor(obj, arg);
1032   obj->callbacks.print = &print_sysfs_sensor;
1033   obj->callbacks.free = &free_sysfs_sensor;
1034   END OBJ_ARG(hwmon, 0, "hwmon needs argumanets") parse_hwmon_sensor(obj, arg);
1035   obj->callbacks.print = &print_sysfs_sensor;
1036   obj->callbacks.free = &free_sysfs_sensor;
1037 #endif /* __linux__ */
1038   END
1039       /* we have four different types of top (top, top_mem, top_time and
1040        * top_io). To avoid having almost-same code four times, we have this
1041        * special handler. */
1042       /* XXX: maybe fiddle them apart later, as print_top() does
1043        * nothing else than just that, using an ugly switch(). */
1044       if (strncmp(s, "top", 3) == EQUAL) {
1045     if (parse_top_args(s, arg, obj) != 0) {
1046 #ifdef __linux__
1047       determine_longstat_file();
1048 #endif
1049       obj->cb_handle = create_cb_handle(update_top);
1050     } else {
1051       free(obj);
1052       return nullptr;
1053     }
1054   }
1055   else OBJ(addr, &update_net_stats) parse_net_stat_arg(obj, arg, free_at_crash);
1056   obj->callbacks.print = &print_addr;
1057   END
1058 #ifdef __linux__
1059       OBJ(addrs, &update_net_stats) parse_net_stat_arg(obj, arg, free_at_crash);
1060   obj->callbacks.print = &print_addrs;
1061 #ifdef BUILD_IPV6
1062   END OBJ(v6addrs, &update_net_stats)
1063       parse_net_stat_arg(obj, arg, free_at_crash);
1064   obj->callbacks.print = &print_v6addrs;
1065 #endif /* BUILD_IPV6 */
1066   END
1067 #endif /* __linux__ */
1068       OBJ_ARG(tail, nullptr, "tail needs arguments")
1069           init_tailhead("tail", arg, obj, free_at_crash);
1070   obj->callbacks.print = &print_tail;
1071   obj->callbacks.free = &free_tailhead;
1072   END OBJ_ARG(head, nullptr, "head needs arguments")
1073       init_tailhead("head", arg, obj, free_at_crash);
1074   obj->callbacks.print = &print_head;
1075   obj->callbacks.free = &free_tailhead;
1076   END OBJ_ARG(lines, nullptr, "lines needs an argument") obj->data.s =
1077       STRNDUP_ARG;
1078   obj->callbacks.print = &print_lines;
1079   obj->callbacks.free = &gen_free_opaque;
1080   END OBJ_ARG(words, nullptr, "words needs a argument") obj->data.s =
1081       STRNDUP_ARG;
1082   obj->callbacks.print = &print_words;
1083   obj->callbacks.free = &gen_free_opaque;
1084   END OBJ(loadavg, &update_load_average) scan_loadavg_arg(obj, arg);
1085   obj->callbacks.print = &print_loadavg;
1086   END OBJ_IF_ARG(if_empty, nullptr, "if_empty needs an argument") obj->sub =
1087       static_cast<text_object *>(malloc(sizeof(struct text_object)));
1088   extract_variable_text_internal(obj->sub, arg);
1089   obj->callbacks.iftest = &if_empty_iftest;
1090   END OBJ_IF_ARG(if_match, nullptr, "if_match needs arguments") obj->sub =
1091       static_cast<text_object *>(malloc(sizeof(struct text_object)));
1092   extract_variable_text_internal(obj->sub, arg);
1093   obj->callbacks.iftest = &check_if_match;
1094   END OBJ_IF_ARG(if_existing, nullptr, "if_existing needs an argument or two")
1095       obj->data.s = STRNDUP_ARG;
1096   obj->callbacks.iftest = &if_existing_iftest;
1097   obj->callbacks.free = &gen_free_opaque;
1098 #if defined(__linux__) || defined(__FreeBSD__)
1099   END OBJ_IF_ARG(if_mounted, 0, "if_mounted needs an argument") obj->data.s =
1100       STRNDUP_ARG;
1101   obj->callbacks.iftest = &check_mount;
1102   obj->callbacks.free = &gen_free_opaque;
1103   END OBJ_IF_ARG(if_running, &update_top, "if_running needs an argument")
1104       top_running = 1;
1105   obj->data.s = STRNDUP_ARG;
1106   obj->callbacks.iftest = &if_running_iftest;
1107   obj->callbacks.free = &gen_free_opaque;
1108 #elif defined(__APPLE__) && defined(__MACH__)
1109   END OBJ_IF_ARG(if_mounted, nullptr, "if_mounted needs an argument")
1110       obj->data.s = STRNDUP_ARG;
1111   obj->callbacks.iftest = &check_mount;
1112   obj->callbacks.free = &gen_free_opaque;
1113 
1114   /* System Integrity Protection */
1115   END OBJ(sip_status, &get_sip_status) obj->data.s = STRNDUP_ARG;
1116   obj->callbacks.print = &print_sip_status;
1117   obj->callbacks.free = &gen_free_opaque;
1118 #else
1119   END OBJ_IF_ARG(if_running, 0, "if_running needs an argument")
1120 
1121       char buf[DEFAULT_TEXT_BUFFER_SIZE];
1122 
1123   snprintf(buf, DEFAULT_TEXT_BUFFER_SIZE, "pidof %s >/dev/null", arg);
1124   obj->data.s = STRNDUP_ARG;
1125   /* XXX: maybe use a different callback here */
1126   obj->callbacks.iftest = &if_running_iftest;
1127 #endif
1128   END OBJ(kernel, nullptr) obj->callbacks.print = &print_kernel;
1129   END OBJ(machine, nullptr) obj->callbacks.print = &print_machine;
1130 #if defined(__DragonFly__)
1131   END OBJ(version, 0) obj->callbacks.print = &print_version;
1132 #endif
1133   END OBJ(mails, nullptr) parse_local_mail_args(obj, arg);
1134   obj->callbacks.print = &print_mails;
1135   obj->callbacks.free = &free_local_mails;
1136   END OBJ(new_mails, nullptr) parse_local_mail_args(obj, arg);
1137   obj->callbacks.print = &print_new_mails;
1138   obj->callbacks.free = &free_local_mails;
1139   END OBJ(seen_mails, nullptr) parse_local_mail_args(obj, arg);
1140   obj->callbacks.print = &print_seen_mails;
1141   obj->callbacks.free = &free_local_mails;
1142   END OBJ(unseen_mails, nullptr) parse_local_mail_args(obj, arg);
1143   obj->callbacks.print = &print_unseen_mails;
1144   obj->callbacks.free = &free_local_mails;
1145   END OBJ(flagged_mails, nullptr) parse_local_mail_args(obj, arg);
1146   obj->callbacks.print = &print_flagged_mails;
1147   obj->callbacks.free = &free_local_mails;
1148   END OBJ(unflagged_mails, nullptr) parse_local_mail_args(obj, arg);
1149   obj->callbacks.print = &print_unflagged_mails;
1150   obj->callbacks.free = &free_local_mails;
1151   END OBJ(forwarded_mails, nullptr) parse_local_mail_args(obj, arg);
1152   obj->callbacks.print = &print_forwarded_mails;
1153   obj->callbacks.free = &free_local_mails;
1154   END OBJ(unforwarded_mails, nullptr) parse_local_mail_args(obj, arg);
1155   obj->callbacks.print = &print_unforwarded_mails;
1156   obj->callbacks.free = &free_local_mails;
1157   END OBJ(replied_mails, nullptr) parse_local_mail_args(obj, arg);
1158   obj->callbacks.print = &print_replied_mails;
1159   obj->callbacks.free = &free_local_mails;
1160   END OBJ(unreplied_mails, nullptr) parse_local_mail_args(obj, arg);
1161   obj->callbacks.print = &print_unreplied_mails;
1162   obj->callbacks.free = &free_local_mails;
1163   END OBJ(draft_mails, nullptr) parse_local_mail_args(obj, arg);
1164   obj->callbacks.print = &print_draft_mails;
1165   obj->callbacks.free = &free_local_mails;
1166   END OBJ(trashed_mails, nullptr) parse_local_mail_args(obj, arg);
1167   obj->callbacks.print = &print_trashed_mails;
1168   obj->callbacks.free = &free_local_mails;
1169   END OBJ(mboxscan, nullptr) parse_mboxscan_arg(obj, arg);
1170   obj->callbacks.print = &print_mboxscan;
1171   obj->callbacks.free = &free_mboxscan;
1172   END OBJ(mem, &update_meminfo) obj->data.s = STRNDUP_ARG;
1173   obj->callbacks.print = &print_mem;
1174   obj->callbacks.free = &gen_free_opaque;
1175   END OBJ(legacymem, &update_meminfo) obj->data.s = STRNDUP_ARG;
1176   obj->callbacks.print = &print_legacymem;
1177   obj->callbacks.free = &gen_free_opaque;
1178   END OBJ(memwithbuffers, &update_meminfo) obj->data.s = STRNDUP_ARG;
1179   obj->callbacks.print = &print_memwithbuffers;
1180   obj->callbacks.free = &gen_free_opaque;
1181   END OBJ(memeasyfree, &update_meminfo) obj->data.s = STRNDUP_ARG;
1182   obj->callbacks.print = &print_memeasyfree;
1183   obj->callbacks.free = &gen_free_opaque;
1184   END OBJ(memfree, &update_meminfo) obj->data.s = STRNDUP_ARG;
1185   obj->callbacks.print = &print_memfree;
1186   obj->callbacks.free = &gen_free_opaque;
1187   END OBJ(memmax, &update_meminfo) obj->data.s = STRNDUP_ARG;
1188   obj->callbacks.print = &print_memmax;
1189   obj->callbacks.free = &gen_free_opaque;
1190   END OBJ(memperc, &update_meminfo) obj->callbacks.percentage = &mem_percentage;
1191 #ifdef __linux__
1192   END OBJ(memdirty, &update_meminfo) obj->data.s = STRNDUP_ARG;
1193   obj->callbacks.print = &print_memdirty;
1194   obj->callbacks.free = &gen_free_opaque;
1195 #endif /* __linux__ */
1196 #ifdef BUILD_X11
1197   END OBJ(memgauge, &update_meminfo) scan_gauge(obj, arg, 1);
1198   obj->callbacks.gaugeval = &mem_barval;
1199 #endif /* BUILD_X11 */
1200   END OBJ(membar, &update_meminfo) scan_bar(obj, arg, 1);
1201   obj->callbacks.barval = &mem_barval;
1202   END OBJ(memwithbuffersbar, &update_meminfo) scan_bar(obj, arg, 1);
1203   obj->callbacks.barval = &mem_with_buffers_barval;
1204 #ifdef BUILD_X11
1205   END OBJ(memgraph, &update_meminfo) char *buf = nullptr;
1206   buf = scan_graph(obj, arg, 1);
1207   free_and_zero(buf);
1208   obj->callbacks.graphval = &mem_barval;
1209   END OBJ(memwithbuffersgraph, &update_meminfo) char *buf = nullptr;
1210   buf = scan_graph(obj, arg, 1);
1211   free_and_zero(buf);
1212   obj->callbacks.graphval = &mem_with_buffers_barval;
1213 #endif /* BUILD_X11*/
1214 #ifdef HAVE_SOME_SOUNDCARD_H
1215   END OBJ(mixer, 0) parse_mixer_arg(obj, arg);
1216   obj->callbacks.percentage = &mixer_percentage;
1217   END OBJ(mixerl, 0) parse_mixer_arg(obj, arg);
1218   obj->callbacks.percentage = &mixerl_percentage;
1219   END OBJ(mixerr, 0) parse_mixer_arg(obj, arg);
1220   obj->callbacks.percentage = &mixerr_percentage;
1221   END OBJ(mixerbar, 0) scan_mixer_bar(obj, arg);
1222   obj->callbacks.barval = &mixer_barval;
1223   END OBJ(mixerlbar, 0) scan_mixer_bar(obj, arg);
1224   obj->callbacks.barval = &mixerl_barval;
1225   END OBJ(mixerrbar, 0) scan_mixer_bar(obj, arg);
1226   obj->callbacks.barval = &mixerr_barval;
1227   END OBJ_IF(if_mixer_mute, 0) parse_mixer_arg(obj, arg);
1228   obj->callbacks.iftest = &check_mixer_muted;
1229 #endif /* HAVE_SOME_SOUNDCARD_H */
1230 #ifdef BUILD_X11
1231   END OBJ(monitor, nullptr) obj->callbacks.print = &print_monitor;
1232   END OBJ(monitor_number, nullptr) obj->callbacks.print = &print_monitor_number;
1233   END OBJ(desktop, nullptr) obj->callbacks.print = &print_desktop;
1234   END OBJ(desktop_number, nullptr) obj->callbacks.print = &print_desktop_number;
1235   END OBJ(desktop_name, nullptr) obj->callbacks.print = &print_desktop_name;
1236 #endif /* BUILD_X11 */
1237   END OBJ_ARG(format_time, nullptr, "format_time needs a pid as argument")
1238       obj->sub = static_cast<text_object *>(malloc(sizeof(struct text_object)));
1239   extract_variable_text_internal(obj->sub, arg);
1240   obj->callbacks.print = &print_format_time;
1241   END OBJ(nodename, nullptr) obj->callbacks.print = &print_nodename;
1242   END OBJ(nodename_short, nullptr) obj->callbacks.print = &print_nodename_short;
1243   END OBJ_ARG(cmdline_to_pid, nullptr,
1244               "cmdline_to_pid needs a command line as argument")
1245       scan_cmdline_to_pid_arg(obj, arg, free_at_crash);
1246   obj->callbacks.print = &print_cmdline_to_pid;
1247   obj->callbacks.free = &gen_free_opaque;
1248   END OBJ_ARG(pid_chroot, nullptr, "pid_chroot needs a pid as argument")
1249       extract_object_args_to_sub(obj, arg);
1250   obj->callbacks.print = &print_pid_chroot;
1251   END OBJ_ARG(pid_cmdline, nullptr, "pid_cmdline needs a pid as argument")
1252       extract_object_args_to_sub(obj, arg);
1253   obj->callbacks.print = &print_pid_cmdline;
1254   END OBJ_ARG(pid_cwd, nullptr, "pid_cwd needs a pid as argument")
1255       extract_object_args_to_sub(obj, arg);
1256   obj->callbacks.print = &print_pid_cwd;
1257   END OBJ_ARG(pid_environ, nullptr, "pid_environ needs arguments")
1258       extract_object_args_to_sub(obj, arg);
1259   obj->callbacks.print = &print_pid_environ;
1260   END OBJ_ARG(pid_environ_list, nullptr,
1261               "pid_environ_list needs a pid as argument")
1262       extract_object_args_to_sub(obj, arg);
1263   obj->callbacks.print = &print_pid_environ_list;
1264   END OBJ_ARG(pid_exe, nullptr, "pid_exe needs a pid as argument")
1265       extract_object_args_to_sub(obj, arg);
1266   obj->callbacks.print = &print_pid_exe;
1267   END OBJ_ARG(pid_nice, nullptr, "pid_nice needs a pid as argument")
1268       extract_object_args_to_sub(obj, arg);
1269   obj->callbacks.print = &print_pid_nice;
1270   END OBJ_ARG(pid_openfiles, nullptr, "pid_openfiles needs a pid as argument")
1271       extract_object_args_to_sub(obj, arg);
1272   obj->callbacks.print = &print_pid_openfiles;
1273   END OBJ_ARG(pid_parent, nullptr, "pid_parent needs a pid as argument")
1274       extract_object_args_to_sub(obj, arg);
1275   obj->callbacks.print = &print_pid_parent;
1276   END OBJ_ARG(pid_priority, nullptr, "pid_priority needs a pid as argument")
1277       extract_object_args_to_sub(obj, arg);
1278   obj->callbacks.print = &print_pid_priority;
1279   END OBJ_ARG(pid_state, nullptr, "pid_state needs a pid as argument")
1280       extract_object_args_to_sub(obj, arg);
1281   obj->callbacks.print = &print_pid_state;
1282   END OBJ_ARG(pid_state_short, nullptr,
1283               "pid_state_short needs a pid as argument")
1284       extract_object_args_to_sub(obj, arg);
1285   obj->callbacks.print = &print_pid_state_short;
1286   END OBJ_ARG(pid_stderr, nullptr, "pid_stderr needs a pid as argument")
1287       extract_object_args_to_sub(obj, arg);
1288   obj->callbacks.print = &print_pid_stderr;
1289   END OBJ_ARG(pid_stdin, nullptr, "pid_stdin needs a pid as argument")
1290       extract_object_args_to_sub(obj, arg);
1291   obj->callbacks.print = &print_pid_stdin;
1292   END OBJ_ARG(pid_stdout, nullptr, "pid_stdout needs a pid as argument")
1293       extract_object_args_to_sub(obj, arg);
1294   obj->callbacks.print = &print_pid_stdout;
1295   END OBJ_ARG(pid_threads, nullptr, "pid_threads needs a pid as argument")
1296       extract_object_args_to_sub(obj, arg);
1297   obj->callbacks.print = &print_pid_threads;
1298   END OBJ_ARG(pid_thread_list, nullptr,
1299               "pid_thread_list needs a pid as argument")
1300       extract_object_args_to_sub(obj, arg);
1301   obj->callbacks.print = &print_pid_thread_list;
1302   END OBJ_ARG(pid_time_kernelmode, nullptr,
1303               "pid_time_kernelmode needs a pid as argument")
1304       extract_object_args_to_sub(obj, arg);
1305   obj->callbacks.print = &print_pid_time_kernelmode;
1306   END OBJ_ARG(pid_time_usermode, nullptr,
1307               "pid_time_usermode needs a pid as argument")
1308       extract_object_args_to_sub(obj, arg);
1309   obj->callbacks.print = &print_pid_time_usermode;
1310   END OBJ_ARG(pid_time, nullptr, "pid_time needs a pid as argument")
1311       extract_object_args_to_sub(obj, arg);
1312   obj->callbacks.print = &print_pid_time;
1313   END OBJ_ARG(pid_uid, nullptr, "pid_uid needs a pid as argument")
1314       extract_object_args_to_sub(obj, arg);
1315   obj->callbacks.print = &print_pid_uid;
1316   END OBJ_ARG(pid_euid, nullptr, "pid_euid needs a pid as argument")
1317       extract_object_args_to_sub(obj, arg);
1318   obj->callbacks.print = &print_pid_euid;
1319   END OBJ_ARG(pid_suid, nullptr, "pid_suid needs a pid as argument")
1320       extract_object_args_to_sub(obj, arg);
1321   obj->callbacks.print = &print_pid_suid;
1322   END OBJ_ARG(pid_fsuid, nullptr, "pid_fsuid needs a pid as argument")
1323       extract_object_args_to_sub(obj, arg);
1324   obj->callbacks.print = &print_pid_fsuid;
1325   END OBJ_ARG(pid_gid, nullptr, "pid_gid needs a pid as argument")
1326       extract_object_args_to_sub(obj, arg);
1327   obj->callbacks.print = &print_pid_gid;
1328   END OBJ_ARG(pid_egid, nullptr, "pid_egid needs a pid as argument")
1329       extract_object_args_to_sub(obj, arg);
1330   obj->callbacks.print = &print_pid_egid;
1331   END OBJ_ARG(pid_sgid, nullptr, "pid_sgid needs a pid as argument")
1332       extract_object_args_to_sub(obj, arg);
1333   obj->callbacks.print = &print_pid_sgid;
1334   END OBJ_ARG(pid_fsgid, nullptr, "pid_fsgid needs a pid as argument")
1335       extract_object_args_to_sub(obj, arg);
1336   obj->callbacks.print = &print_pid_fsgid;
1337   END OBJ_ARG(gid_name, nullptr, "gid_name needs a gid as argument")
1338       extract_object_args_to_sub(obj, arg);
1339   obj->callbacks.print = &print_gid_name;
1340   END OBJ_ARG(uid_name, nullptr, "uid_name needs a uid as argument")
1341       extract_object_args_to_sub(obj, arg);
1342   obj->callbacks.print = &print_uid_name;
1343   END OBJ_ARG(pid_read, nullptr, "pid_read needs a pid as argument")
1344       extract_object_args_to_sub(obj, arg);
1345   obj->callbacks.print = &print_pid_read;
1346   END OBJ_ARG(pid_vmpeak, nullptr, "pid_vmpeak needs a pid as argument")
1347       extract_object_args_to_sub(obj, arg);
1348   obj->callbacks.print = &print_pid_vmpeak;
1349   END OBJ_ARG(pid_vmsize, nullptr, "pid_vmsize needs a pid as argument")
1350       extract_object_args_to_sub(obj, arg);
1351   obj->callbacks.print = &print_pid_vmsize;
1352   END OBJ_ARG(pid_vmlck, nullptr, "pid_vmlck needs a pid as argument")
1353       extract_object_args_to_sub(obj, arg);
1354   obj->callbacks.print = &print_pid_vmlck;
1355   END OBJ_ARG(pid_vmhwm, nullptr, "pid_vmhwm needs a pid as argument")
1356       extract_object_args_to_sub(obj, arg);
1357   obj->callbacks.print = &print_pid_vmhwm;
1358   END OBJ_ARG(pid_vmrss, nullptr, "pid_vmrss needs a pid as argument")
1359       extract_object_args_to_sub(obj, arg);
1360   obj->callbacks.print = &print_pid_vmrss;
1361   END OBJ_ARG(pid_vmdata, nullptr, "pid_vmdata needs a pid as argument")
1362       extract_object_args_to_sub(obj, arg);
1363   obj->callbacks.print = &print_pid_vmdata;
1364   END OBJ_ARG(pid_vmstk, nullptr, "pid_vmstk needs a pid as argument")
1365       extract_object_args_to_sub(obj, arg);
1366   obj->callbacks.print = &print_pid_vmstk;
1367   END OBJ_ARG(pid_vmexe, nullptr, "pid_vmexe needs a pid as argument")
1368       extract_object_args_to_sub(obj, arg);
1369   obj->callbacks.print = &print_pid_vmexe;
1370   END OBJ_ARG(pid_vmlib, nullptr, "pid_vmlib needs a pid as argument")
1371       extract_object_args_to_sub(obj, arg);
1372   obj->callbacks.print = &print_pid_vmlib;
1373   END OBJ_ARG(pid_vmpte, nullptr, "pid_vmpte needs a pid as argument")
1374       extract_object_args_to_sub(obj, arg);
1375   obj->callbacks.print = &print_pid_vmpte;
1376   END OBJ_ARG(pid_write, nullptr, "pid_write needs a pid as argument")
1377       extract_object_args_to_sub(obj, arg);
1378   obj->callbacks.print = &print_pid_write;
1379 #ifdef __DragonFly__
1380   END OBJ(processes, &update_top)
1381 #else
1382   END OBJ(processes, &update_total_processes)
1383 #endif
1384       obj->callbacks.print = &print_processes;
1385 #ifdef __linux__
1386   END OBJ(distribution, 0) obj->callbacks.print = &print_distribution;
1387   END OBJ(running_processes, &update_top) top_running = 1;
1388   obj->callbacks.print = &print_running_processes;
1389   END OBJ(threads, &update_threads) obj->callbacks.print = &print_threads;
1390   END OBJ(running_threads, &update_stat) obj->callbacks.print =
1391       &print_running_threads;
1392 #else
1393 #if defined(__DragonFly__)
1394   END OBJ(running_processes, &update_top) obj->callbacks.print =
1395       &print_running_processes;
1396 #elif (defined(__APPLE__) && defined(__MACH__))
1397   END OBJ(running_processes, &update_running_processes) obj->callbacks.print =
1398       &print_running_processes;
1399   END OBJ(threads, &update_threads) obj->callbacks.print = &print_threads;
1400   END OBJ(running_threads, &update_running_threads) obj->callbacks.print =
1401       &print_running_threads;
1402 #else
1403   END OBJ(running_processes, &update_running_processes) obj->callbacks.print =
1404       &print_running_processes;
1405 #endif
1406 #endif /* __linux__ */
1407   END OBJ(shadecolor, nullptr)
1408 #ifdef BUILD_X11
1409       obj->data.l =
1410       arg != nullptr ? get_x11_color(arg) : default_shade_color.get(*state);
1411   obj->callbacks.print = &new_bg;
1412 #endif /* BUILD_X11 */
1413   END OBJ(outlinecolor, nullptr)
1414 #ifdef BUILD_X11
1415       obj->data.l =
1416       arg != nullptr ? get_x11_color(arg) : default_outline_color.get(*state);
1417   obj->callbacks.print = &new_outline;
1418 #endif /* BUILD_X11 */
1419   END OBJ(stippled_hr, nullptr)
1420 #ifdef BUILD_X11
1421       scan_stippled_hr(obj, arg);
1422   obj->callbacks.print = &new_stippled_hr;
1423 #endif /* BUILD_X11 */
1424   END OBJ(swap, &update_meminfo) obj->data.s = STRNDUP_ARG;
1425   obj->callbacks.print = &print_swap;
1426   obj->callbacks.free = &gen_free_opaque;
1427   END OBJ(swapfree, &update_meminfo) obj->data.s = STRNDUP_ARG;
1428   obj->callbacks.print = &print_swapfree;
1429   obj->callbacks.free = &gen_free_opaque;
1430   END OBJ(swapmax, &update_meminfo) obj->data.s = STRNDUP_ARG;
1431   obj->callbacks.print = &print_swapmax;
1432   obj->callbacks.free = &gen_free_opaque;
1433   END OBJ(swapperc, &update_meminfo) obj->callbacks.percentage =
1434       &swap_percentage;
1435   END OBJ(swapbar, &update_meminfo) scan_bar(obj, arg, 1);
1436   obj->callbacks.barval = &swap_barval;
1437   /* XXX: swapgraph, swapgauge? */
1438   END OBJ(sysname, nullptr) obj->callbacks.print = &print_sysname;
1439   END OBJ(time, nullptr) scan_time(obj, arg);
1440   obj->callbacks.print = &print_time;
1441   obj->callbacks.free = &free_time;
1442   END OBJ(utime, nullptr) scan_time(obj, arg);
1443   obj->callbacks.print = &print_utime;
1444   obj->callbacks.free = &free_time;
1445   END OBJ(tztime, nullptr) scan_tztime(obj, arg);
1446   obj->callbacks.print = &print_tztime;
1447   obj->callbacks.free = &free_tztime;
1448 #ifdef BUILD_ICAL
1449   END OBJ_ARG(ical, 0, "ical requires arguments")
1450       parse_ical_args(obj, arg, free_at_crash, s);
1451   obj->callbacks.print = &print_ical;
1452   obj->callbacks.free = &free_ical;
1453 #endif
1454 #ifdef BUILD_IRC
1455   END OBJ_ARG(irc, 0, "irc requires arguments") parse_irc_args(obj, arg);
1456   obj->callbacks.print = &print_irc;
1457   obj->callbacks.free = &free_irc;
1458 #endif
1459 #ifdef BUILD_ICONV
1460   END OBJ_ARG(iconv_start, 0, "Iconv requires arguments")
1461       init_iconv_start(obj, free_at_crash, arg);
1462   obj->callbacks.print = &print_iconv_start;
1463   obj->callbacks.free = &free_iconv;
1464   END OBJ(iconv_stop, 0) init_iconv_stop();
1465   obj->callbacks.print = &print_iconv_stop;
1466 #endif
1467   END OBJ(totaldown, &update_net_stats)
1468       parse_net_stat_arg(obj, arg, free_at_crash);
1469   obj->callbacks.print = &print_totaldown;
1470   END OBJ(totalup, &update_net_stats)
1471       parse_net_stat_arg(obj, arg, free_at_crash);
1472   obj->callbacks.print = &print_totalup;
1473   END OBJ(updates, nullptr) obj->callbacks.print = &print_updates;
1474   END OBJ_IF(if_updatenr, nullptr) obj->data.i = arg != nullptr ? atoi(arg) : 0;
1475   if (obj->data.i == 0) {
1476     CRIT_ERR(obj, free_at_crash,
1477              "if_updatenr needs a number above 0 as argument");
1478   }
1479   set_updatereset(obj->data.i > get_updatereset() ? obj->data.i
1480                                                   : get_updatereset());
1481   obj->callbacks.iftest = &updatenr_iftest;
1482   END OBJ(alignr, nullptr) obj->data.l = arg != nullptr ? atoi(arg) : 1;
1483   obj->callbacks.print = &new_alignr;
1484   END OBJ(alignc, nullptr) obj->data.l = arg != nullptr ? atoi(arg) : 0;
1485   obj->callbacks.print = &new_alignc;
1486   END OBJ(upspeed, &update_net_stats)
1487       parse_net_stat_arg(obj, arg, free_at_crash);
1488   obj->callbacks.print = &print_upspeed;
1489   END OBJ(upspeedf, &update_net_stats)
1490       parse_net_stat_arg(obj, arg, free_at_crash);
1491   obj->callbacks.print = &print_upspeedf;
1492 #ifdef BUILD_X11
1493   END OBJ(upspeedgraph, &update_net_stats)
1494       parse_net_stat_graph_arg(obj, arg, free_at_crash);
1495   obj->callbacks.graphval = &upspeedgraphval;
1496 #endif
1497   END OBJ(uptime_short, &update_uptime) obj->callbacks.print =
1498       &print_uptime_short;
1499   END OBJ(uptime, &update_uptime) obj->callbacks.print = &print_uptime;
1500 #if defined(__linux__)
1501   END OBJ(user_names, &update_users) obj->callbacks.print = &print_user_names;
1502   obj->callbacks.free = &free_user_names;
1503   END OBJ(user_times, &update_users) obj->callbacks.print = &print_user_times;
1504   obj->callbacks.free = &free_user_times;
1505   END OBJ_ARG(user_time, 0, "user time needs a console name as argument")
1506       obj->data.s = STRNDUP_ARG;
1507   obj->callbacks.print = &print_user_time;
1508   obj->callbacks.free = &free_user_time;
1509   END OBJ(user_terms, &update_users) obj->callbacks.print = &print_user_terms;
1510   obj->callbacks.free = &free_user_terms;
1511   END OBJ(user_number, &update_users) obj->callbacks.print = &print_user_number;
1512   END OBJ(gw_iface, &update_gateway_info) obj->callbacks.print =
1513       &print_gateway_iface;
1514   obj->callbacks.free = &free_gateway_info;
1515   END OBJ_IF(if_gw, &update_gateway_info) obj->callbacks.iftest =
1516       &gateway_exists;
1517   obj->callbacks.free = &free_gateway_info;
1518   END OBJ(gw_ip, &update_gateway_info) obj->callbacks.print = &print_gateway_ip;
1519   obj->callbacks.free = &free_gateway_info;
1520   END OBJ(iface, &update_gateway_info2) obj->data.s = STRNDUP_ARG;
1521   obj->callbacks.print = &print_gateway_iface2;
1522   obj->callbacks.free = &gen_free_opaque;
1523 #endif /* __linux__ */
1524 #if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || \
1525      defined(__DragonFly__) || defined(__OpenBSD__)) &&     \
1526     (defined(i386) || defined(__i386__))
1527   END OBJ(apm_adapter, 0) obj->callbacks.print = &print_apm_adapter;
1528   END OBJ(apm_battery_life, 0) obj->callbacks.print = &print_apm_battery_life;
1529   END OBJ(apm_battery_time, 0) obj->callbacks.print = &print_apm_battery_time;
1530 #endif /* __FreeBSD__ */
1531   END OBJ(imap_unseen, nullptr) parse_imap_mail_args(obj, arg);
1532   obj->callbacks.print = &print_imap_unseen;
1533   obj->callbacks.free = &free_mail_obj;
1534   END OBJ(imap_messages, nullptr) parse_imap_mail_args(obj, arg);
1535   obj->callbacks.print = &print_imap_messages;
1536   obj->callbacks.free = &free_mail_obj;
1537   END OBJ(pop3_unseen, nullptr) parse_pop3_mail_args(obj, arg);
1538   obj->callbacks.print = &print_pop3_unseen;
1539   obj->callbacks.free = &free_mail_obj;
1540   END OBJ(pop3_used, nullptr) parse_pop3_mail_args(obj, arg);
1541   obj->callbacks.print = &print_pop3_used;
1542   obj->callbacks.free = &free_mail_obj;
1543 #ifdef BUILD_IBM
1544   END OBJ_ARG(smapi, 0, "smapi needs an argument") obj->data.s = STRNDUP_ARG;
1545   obj->callbacks.print = &print_smapi;
1546   obj->callbacks.free = &gen_free_opaque;
1547   END OBJ_IF_ARG(if_smapi_bat_installed, 0,
1548                  "if_smapi_bat_installed needs an argument") obj->data.s =
1549       STRNDUP_ARG;
1550   obj->callbacks.iftest = &smapi_bat_installed;
1551   obj->callbacks.free = &gen_free_opaque;
1552   END OBJ_ARG(smapi_bat_perc, 0, "smapi_bat_perc needs an argument")
1553       obj->data.s = STRNDUP_ARG;
1554   obj->callbacks.percentage = &smapi_bat_percentage;
1555   obj->callbacks.free = &gen_free_opaque;
1556   END OBJ_ARG(smapi_bat_temp, 0, "smapi_bat_temp needs an argument")
1557       obj->data.s = STRNDUP_ARG;
1558   obj->callbacks.print = &print_smapi_bat_temp;
1559   obj->callbacks.free = &gen_free_opaque;
1560   END OBJ_ARG(smapi_bat_power, 0, "smapi_bat_power needs an argument")
1561       obj->data.s = STRNDUP_ARG;
1562   obj->callbacks.print = &print_smapi_bat_power;
1563   obj->callbacks.free = &gen_free_opaque;
1564   END OBJ_ARG(smapi_bat_bar, 0, "smapi_bat_bar needs an argument") int cnt;
1565   if (sscanf(arg, "%i %n", &obj->data.i, &cnt) <= 0) {
1566     NORM_ERR("first argument to smapi_bat_bar must be an integer value");
1567     obj->data.i = -1;
1568   } else
1569     arg = scan_bar(obj, arg + cnt, 100);
1570   obj->callbacks.barval = &smapi_bat_barval;
1571 #endif /* BUILD_IBM */
1572 #ifdef BUILD_MPD
1573 #define mpd_set_maxlen(name)                       \
1574   if (arg) {                                       \
1575     int i;                                         \
1576     sscanf(arg, "%d", &i);                         \
1577     if (i > 0)                                     \
1578       obj->data.i = i + 1;                         \
1579     else                                           \
1580       NORM_ERR(#name ": invalid length argument"); \
1581   }
1582   END OBJ(mpd_artist, nullptr) mpd_set_maxlen(mpd_artist);
1583   obj->callbacks.print = &print_mpd_artist;
1584   END OBJ(mpd_albumartist, nullptr) mpd_set_maxlen(mpd_albumartist);
1585   obj->callbacks.print = &print_mpd_albumartist;
1586   END OBJ(mpd_title, nullptr) mpd_set_maxlen(mpd_title);
1587   obj->callbacks.print = &print_mpd_title;
1588   END OBJ(mpd_date, nullptr) mpd_set_maxlen(mpd_date);
1589   obj->callbacks.print = &print_mpd_date;
1590   END OBJ(mpd_comment, nullptr) mpd_set_maxlen(mpd_comment);
1591   obj->callbacks.print = &print_mpd_comment;
1592   END OBJ(mpd_random, nullptr) obj->callbacks.print = &print_mpd_random;
1593   END OBJ(mpd_repeat, nullptr) obj->callbacks.print = &print_mpd_repeat;
1594   END OBJ(mpd_elapsed, nullptr) obj->callbacks.print = &print_mpd_elapsed;
1595   END OBJ(mpd_length, nullptr) obj->callbacks.print = &print_mpd_length;
1596   END OBJ(mpd_track, nullptr) mpd_set_maxlen(mpd_track);
1597   obj->callbacks.print = &print_mpd_track;
1598   END OBJ(mpd_name, nullptr) mpd_set_maxlen(mpd_name);
1599   obj->callbacks.print = &print_mpd_name;
1600   END OBJ(mpd_file, nullptr) mpd_set_maxlen(mpd_file);
1601   obj->callbacks.print = &print_mpd_file;
1602   END OBJ(mpd_percent, nullptr) obj->callbacks.percentage = &mpd_percentage;
1603   END OBJ(mpd_album, nullptr) mpd_set_maxlen(mpd_album);
1604   obj->callbacks.print = &print_mpd_album;
1605   END OBJ(mpd_vol, nullptr) obj->callbacks.print = &print_mpd_vol;
1606   END OBJ(mpd_bitrate, nullptr) obj->callbacks.print = &print_mpd_bitrate;
1607   END OBJ(mpd_status, nullptr) obj->callbacks.print = &print_mpd_status;
1608   END OBJ(mpd_bar, nullptr) scan_bar(obj, arg, 1);
1609   obj->callbacks.barval = &mpd_barval;
1610   END OBJ(mpd_smart, nullptr) mpd_set_maxlen(mpd_smart);
1611   obj->callbacks.print = &print_mpd_smart;
1612   END OBJ_IF(if_mpd_playing, nullptr) obj->callbacks.iftest =
1613       &check_mpd_playing;
1614 #undef mpd_set_maxlen
1615 #endif /* BUILD_MPD */
1616 #ifdef BUILD_MOC
1617   END OBJ(moc_state, nullptr) obj->callbacks.print = &print_moc_state;
1618   END OBJ(moc_file, nullptr) obj->callbacks.print = &print_moc_file;
1619   END OBJ(moc_title, nullptr) obj->callbacks.print = &print_moc_title;
1620   END OBJ(moc_artist, nullptr) obj->callbacks.print = &print_moc_artist;
1621   END OBJ(moc_song, nullptr) obj->callbacks.print = &print_moc_song;
1622   END OBJ(moc_album, nullptr) obj->callbacks.print = &print_moc_album;
1623   END OBJ(moc_totaltime, nullptr) obj->callbacks.print = &print_moc_totaltime;
1624   END OBJ(moc_timeleft, nullptr) obj->callbacks.print = &print_moc_timeleft;
1625   END OBJ(moc_curtime, nullptr) obj->callbacks.print = &print_moc_curtime;
1626   END OBJ(moc_bitrate, nullptr) obj->callbacks.print = &print_moc_bitrate;
1627   END OBJ(moc_rate, nullptr) obj->callbacks.print = &print_moc_rate;
1628 #endif /* BUILD_MOC */
1629 #ifdef BUILD_CMUS
1630   END OBJ(cmus_state, 0) obj->callbacks.print = &print_cmus_state;
1631   END OBJ(cmus_file, 0) obj->callbacks.print = &print_cmus_file;
1632   END OBJ(cmus_title, 0) obj->callbacks.print = &print_cmus_title;
1633   END OBJ(cmus_artist, 0) obj->callbacks.print = &print_cmus_artist;
1634   END OBJ(cmus_album, 0) obj->callbacks.print = &print_cmus_album;
1635   END OBJ(cmus_totaltime, 0) obj->callbacks.print = &print_cmus_totaltime;
1636   END OBJ(cmus_timeleft, 0) obj->callbacks.print = &print_cmus_timeleft;
1637   END OBJ(cmus_curtime, 0) obj->callbacks.print = &print_cmus_curtime;
1638   END OBJ(cmus_random, 0) obj->callbacks.print = &print_cmus_random;
1639   END OBJ(cmus_state, 0) obj->callbacks.print = &print_cmus_state;
1640   END OBJ(cmus_file, 0) obj->callbacks.print = &print_cmus_file;
1641   END OBJ(cmus_title, 0) obj->callbacks.print = &print_cmus_title;
1642   END OBJ(cmus_artist, 0) obj->callbacks.print = &print_cmus_artist;
1643   END OBJ(cmus_album, 0) obj->callbacks.print = &print_cmus_album;
1644   END OBJ(cmus_totaltime, 0) obj->callbacks.print = &print_cmus_totaltime;
1645   END OBJ(cmus_timeleft, 0) obj->callbacks.print = &print_cmus_timeleft;
1646   END OBJ(cmus_curtime, 0) obj->callbacks.print = &print_cmus_curtime;
1647   END OBJ(cmus_random, 0) obj->callbacks.print = &print_cmus_random;
1648   END OBJ(cmus_repeat, 0) obj->callbacks.print = &print_cmus_repeat;
1649   END OBJ(cmus_aaa, 0) obj->callbacks.print = &print_cmus_aaa;
1650   END OBJ(cmus_track, 0) obj->callbacks.print = &print_cmus_track;
1651   END OBJ(cmus_genre, 0) obj->callbacks.print = &print_cmus_genre;
1652   END OBJ(cmus_date, 0) obj->callbacks.print = &print_cmus_date;
1653   END OBJ(cmus_progress, 0) scan_bar(obj, arg, 1);
1654   obj->callbacks.barval = &cmus_progress;
1655   END OBJ(cmus_percent, 0) obj->callbacks.percentage = &cmus_percent;
1656 #endif /* BUILD_CMUS */
1657 #ifdef BUILD_XMMS2
1658   END OBJ(xmms2_artist, &update_xmms2) obj->callbacks.print =
1659       &print_xmms2_artist;
1660   obj->callbacks.free = &free_xmms2;
1661   END OBJ(xmms2_album, &update_xmms2) obj->callbacks.print = &print_xmms2_album;
1662   obj->callbacks.free = &free_xmms2;
1663   END OBJ(xmms2_title, &update_xmms2) obj->callbacks.print = &print_xmms2_title;
1664   obj->callbacks.free = &free_xmms2;
1665   END OBJ(xmms2_genre, &update_xmms2) obj->callbacks.print = &print_xmms2_genre;
1666   obj->callbacks.free = &free_xmms2;
1667   END OBJ(xmms2_comment, &update_xmms2) obj->callbacks.print =
1668       &print_xmms2_comment;
1669   obj->callbacks.free = &free_xmms2;
1670   END OBJ(xmms2_url, &update_xmms2) obj->callbacks.print = &print_xmms2_url;
1671   obj->callbacks.free = &free_xmms2;
1672   END OBJ(xmms2_tracknr, &update_xmms2) obj->callbacks.print =
1673       &print_xmms2_tracknr;
1674   obj->callbacks.free = &free_xmms2;
1675   END OBJ(xmms2_bitrate, &update_xmms2) obj->callbacks.print =
1676       &print_xmms2_bitrate;
1677   obj->callbacks.free = &free_xmms2;
1678   END OBJ(xmms2_date, &update_xmms2) obj->callbacks.print = &print_xmms2_date;
1679   obj->callbacks.free = &free_xmms2;
1680   END OBJ(xmms2_id, &update_xmms2) obj->callbacks.print = &print_xmms2_id;
1681   obj->callbacks.free = &free_xmms2;
1682   END OBJ(xmms2_duration, &update_xmms2) obj->callbacks.print =
1683       &print_xmms2_duration;
1684   obj->callbacks.free = &free_xmms2;
1685   END OBJ(xmms2_elapsed, &update_xmms2) obj->callbacks.print =
1686       &print_xmms2_elapsed;
1687   obj->callbacks.free = &free_xmms2;
1688   END OBJ(xmms2_size, &update_xmms2) obj->callbacks.print = &print_xmms2_size;
1689   obj->callbacks.free = &free_xmms2;
1690   END OBJ(xmms2_status, &update_xmms2) obj->callbacks.print =
1691       &print_xmms2_status;
1692   obj->callbacks.free = &free_xmms2;
1693   END OBJ(xmms2_percent, &update_xmms2) obj->callbacks.print =
1694       &print_xmms2_percent;
1695   obj->callbacks.free = &free_xmms2;
1696   END OBJ(xmms2_bar, &update_xmms2) scan_bar(obj, arg, 1);
1697   obj->callbacks.barval = &xmms2_barval;
1698   obj->callbacks.free = &free_xmms2;
1699   END OBJ(xmms2_smart, &update_xmms2) obj->callbacks.print = &print_xmms2_smart;
1700   obj->callbacks.free = &free_xmms2;
1701   END OBJ(xmms2_playlist, &update_xmms2) obj->callbacks.print =
1702       &print_xmms2_playlist;
1703   obj->callbacks.free = &free_xmms2;
1704   END OBJ(xmms2_timesplayed, &update_xmms2) obj->callbacks.print =
1705       &print_xmms2_timesplayed;
1706   obj->callbacks.free = &free_xmms2;
1707   END OBJ_IF(if_xmms2_connected, &update_xmms2) obj->callbacks.iftest =
1708       &if_xmms2_connected;
1709   obj->callbacks.free = &free_xmms2;
1710 #endif /* BUILD_XMMS2 */
1711 #ifdef BUILD_AUDACIOUS
1712   END OBJ(audacious_status, 0) obj->callbacks.print = &print_audacious_status;
1713   END OBJ_ARG(audacious_title, 0, "audacious_title needs an argument")
1714       sscanf(arg, "%d", &obj->data.i);
1715   if (obj->data.i > 0) {
1716     ++obj->data.i;
1717   } else {
1718     CRIT_ERR(obj, free_at_crash, "audacious_title: invalid length argument");
1719   }
1720   obj->callbacks.print = &print_audacious_title;
1721   END OBJ(audacious_length, 0) obj->callbacks.print = &print_audacious_length;
1722   END OBJ(audacious_length_seconds, 0) obj->callbacks.print =
1723       &print_audacious_length_seconds;
1724   END OBJ(audacious_position, 0) obj->callbacks.print =
1725       &print_audacious_position;
1726   END OBJ(audacious_position_seconds, 0) obj->callbacks.print =
1727       &print_audacious_position_seconds;
1728   END OBJ(audacious_bitrate, 0) obj->callbacks.print = &print_audacious_bitrate;
1729   END OBJ(audacious_frequency, 0) obj->callbacks.print =
1730       &print_audacious_frequency;
1731   END OBJ(audacious_channels, 0) obj->callbacks.print =
1732       &print_audacious_channels;
1733   END OBJ(audacious_filename, 0) obj->callbacks.print =
1734       &print_audacious_filename;
1735   END OBJ(audacious_playlist_length, 0) obj->callbacks.print =
1736       &print_audacious_playlist_length;
1737   END OBJ(audacious_playlist_position, 0) obj->callbacks.print =
1738       &print_audacious_playlist_position;
1739   END OBJ(audacious_main_volume, 0) obj->callbacks.print =
1740       &print_audacious_main_volume;
1741   END OBJ(audacious_bar, 0) scan_bar(obj, arg, 1);
1742   obj->callbacks.barval = &audacious_barval;
1743 #endif /* BUILD_AUDACIOUS */
1744 #ifdef BUILD_CURL
1745   END OBJ_ARG(curl, 0, "curl needs arguments: <uri> <interval in minutes>")
1746       curl_parse_arg(obj, arg);
1747   obj->callbacks.print = &curl_print;
1748   obj->callbacks.free = &curl_obj_free;
1749   END OBJ(github_notifications, 0) obj->callbacks.print = &print_github;
1750 #endif /* BUILD_CURL */
1751 #ifdef BUILD_RSS
1752   END OBJ_ARG(rss, 0,
1753               "rss needs arguments: <uri> <interval in minutes> <action> "
1754               "[act_par] [spaces in front]") rss_scan_arg(obj, arg);
1755   obj->callbacks.print = &rss_print_info;
1756   obj->callbacks.free = &rss_free_obj_info;
1757 #endif /* BUILD_RSS */
1758 #ifdef BUILD_WEATHER_METAR
1759   END OBJ_ARG(weather, 0, "weather still needs to written...")
1760       obj->callbacks.print = &print_weather;
1761 #endif /* BUILD_WEATHER_METAR */
1762   END OBJ_ARG(lua, nullptr,
1763               "lua needs arguments: <function name> [function parameters]")
1764       obj->data.s = STRNDUP_ARG;
1765   obj->callbacks.print = &print_lua;
1766   obj->callbacks.free = &gen_free_opaque;
1767   END OBJ_ARG(
1768       lua_parse, nullptr,
1769       "lua_parse needs arguments: <function name> [function parameters]")
1770       obj->data.s = STRNDUP_ARG;
1771   obj->callbacks.print = &print_lua_parse;
1772   obj->callbacks.free = &gen_free_opaque;
1773   END OBJ_ARG(lua_bar, nullptr,
1774               "lua_bar needs arguments: <height>,<width> <function name> "
1775               "[function parameters]") arg = scan_bar(obj, arg, 100);
1776   if (arg != nullptr) {
1777     obj->data.s = STRNDUP_ARG;
1778   } else {
1779     CRIT_ERR(obj, free_at_crash,
1780              "lua_bar needs arguments: <height>,<width> <function name> "
1781              "[function parameters]");
1782   }
1783   obj->callbacks.barval = &lua_barval;
1784   obj->callbacks.free = &gen_free_opaque;
1785 #ifdef BUILD_X11
1786   END OBJ_ARG(
1787       lua_graph, nullptr,
1788       "lua_graph needs arguments: <function name> [height],[width] [gradient "
1789       "colour 1] [gradient colour 2] [scale] [-t] [-l]") char *buf = nullptr;
1790   buf = scan_graph(obj, arg, 100);
1791   if (buf != nullptr) {
1792     obj->data.s = buf;
1793   } else {
1794     CRIT_ERR(obj, free_at_crash,
1795              "lua_graph needs arguments: <function name> [height],[width] "
1796              "[gradient colour 1] [gradient colour 2] [scale] [-t] [-l]");
1797   }
1798   obj->callbacks.graphval = &lua_barval;
1799   obj->callbacks.free = &gen_free_opaque;
1800   END OBJ_ARG(lua_gauge, nullptr,
1801               "lua_gauge needs arguments: <height>,<width> <function name> "
1802               "[function parameters]") arg = scan_gauge(obj, arg, 100);
1803   if (arg != nullptr) {
1804     obj->data.s = STRNDUP_ARG;
1805   } else {
1806     CRIT_ERR(obj, free_at_crash,
1807              "lua_gauge needs arguments: <height>,<width> <function name> "
1808              "[function parameters]");
1809   }
1810   obj->callbacks.gaugeval = &lua_barval;
1811   obj->callbacks.free = &gen_free_opaque;
1812 #endif /* BUILD_X11 */
1813 #ifdef BUILD_HDDTEMP
1814   END OBJ(hddtemp, &update_hddtemp) if (arg) obj->data.s = STRNDUP_ARG;
1815   obj->callbacks.print = &print_hddtemp;
1816   obj->callbacks.free = &free_hddtemp;
1817 #endif /* BUILD_HDDTEMP */
1818 #ifdef BUILD_PORT_MONITORS
1819   END OBJ_ARG(tcp_portmon, &tcp_portmon_update, "tcp_portmon: needs arguments")
1820       tcp_portmon_init(obj, arg);
1821   obj->callbacks.print = &tcp_portmon_action;
1822   obj->callbacks.free = &tcp_portmon_free;
1823 #endif /* BUILD_PORT_MONITORS */
1824   END OBJ(entropy_avail, &update_entropy) obj->callbacks.print =
1825       &print_entropy_avail;
1826   END OBJ(entropy_perc, &update_entropy) obj->callbacks.percentage =
1827       &entropy_percentage;
1828   END OBJ(entropy_poolsize, &update_entropy) obj->callbacks.print =
1829       &print_entropy_poolsize;
1830   END OBJ(entropy_bar, &update_entropy) scan_bar(obj, arg, 1);
1831   obj->callbacks.barval = &entropy_barval;
1832   END OBJ_ARG(blink, nullptr, "blink needs a argument") obj->sub =
1833       static_cast<text_object *>(malloc(sizeof(struct text_object)));
1834   extract_variable_text_internal(obj->sub, arg);
1835   obj->callbacks.print = &print_blink;
1836   END OBJ_ARG(to_bytes, nullptr, "to_bytes needs a argument") obj->sub =
1837       static_cast<text_object *>(malloc(sizeof(struct text_object)));
1838   extract_variable_text_internal(obj->sub, arg);
1839   obj->callbacks.print = &print_to_bytes;
1840 #ifdef BUILD_CURL
1841   END OBJ_ARG(stock, 0, "stock needs arguments") stock_parse_arg(obj, arg);
1842   obj->callbacks.print = &print_stock;
1843   obj->callbacks.free = &free_stock;
1844 #endif /* BUILD_CURL */
1845   END OBJ(scroll, nullptr)
1846 #ifdef BUILD_X11
1847   /* allocate a follower to reset any color changes */
1848 #endif /* BUILD_X11 */
1849       parse_scroll_arg(obj, arg, free_at_crash, s);
1850   obj->callbacks.print = &print_scroll;
1851   obj->callbacks.free = &free_scroll;
1852   END OBJ(combine, nullptr) try {
1853     parse_combine_arg(obj, arg);
1854   } catch (combine_needs_2_args_error &e) {
1855     free(obj);
1856     throw obj_create_error(e.what());
1857   }
1858   obj->callbacks.print = &print_combine;
1859   obj->callbacks.free = &free_combine;
1860 #ifdef BUILD_NVIDIA
1861   END OBJ_ARG(
1862       nvidia, 0,
1863       "nvidia needs an argument") if (set_nvidia_query(obj, arg, NONSPECIAL)) {
1864     CRIT_ERR(obj, free_at_crash,
1865              "nvidia: invalid argument"
1866              " specified: '%s'",
1867              arg);
1868   }
1869   obj->callbacks.print = &print_nvidia_value;
1870   obj->callbacks.free = &free_nvidia;
1871   END OBJ_ARG(
1872       nvidiabar, 0,
1873       "nvidiabar needs an argument") if (set_nvidia_query(obj, arg, BAR)) {
1874     CRIT_ERR(obj, free_at_crash,
1875              "nvidiabar: invalid argument"
1876              " specified: '%s'",
1877              arg);
1878   }
1879   obj->callbacks.barval = &get_nvidia_barval;
1880   obj->callbacks.free = &free_nvidia;
1881   END OBJ_ARG(
1882       nvidiagraph, 0,
1883       "nvidiagraph needs an argument") if (set_nvidia_query(obj, arg, GRAPH)) {
1884     CRIT_ERR(obj, free_at_crash,
1885              "nvidiagraph: invalid argument"
1886              " specified: '%s'",
1887              arg);
1888   }
1889   obj->callbacks.graphval = &get_nvidia_barval;
1890   obj->callbacks.free = &free_nvidia;
1891   END OBJ_ARG(
1892       nvidiagauge, 0,
1893       "nvidiagauge needs an argument") if (set_nvidia_query(obj, arg, GAUGE)) {
1894     CRIT_ERR(obj, free_at_crash,
1895              "nvidiagauge: invalid argument"
1896              " specified: '%s'",
1897              arg);
1898   }
1899   obj->callbacks.gaugeval = &get_nvidia_barval;
1900   obj->callbacks.free = &free_nvidia;
1901 #endif /* BUILD_NVIDIA */
1902 #ifdef BUILD_APCUPSD
1903   END OBJ_ARG(
1904       apcupsd, &update_apcupsd,
1905       "apcupsd needs arguments: <host> <port>") if (apcupsd_scan_arg(arg) !=
1906                                                     0) {
1907     CRIT_ERR(obj, free_at_crash, "apcupsd needs arguments: <host> <port>");
1908   }
1909   obj->callbacks.print = &gen_print_nothing;
1910   END OBJ(apcupsd_name, &update_apcupsd) obj->callbacks.print =
1911       &print_apcupsd_name;
1912   END OBJ(apcupsd_model, &update_apcupsd) obj->callbacks.print =
1913       &print_apcupsd_model;
1914   END OBJ(apcupsd_upsmode, &update_apcupsd) obj->callbacks.print =
1915       &print_apcupsd_upsmode;
1916   END OBJ(apcupsd_cable, &update_apcupsd) obj->callbacks.print =
1917       &print_apcupsd_cable;
1918   END OBJ(apcupsd_status, &update_apcupsd) obj->callbacks.print =
1919       &print_apcupsd_status;
1920   END OBJ(apcupsd_linev, &update_apcupsd) obj->callbacks.print =
1921       &print_apcupsd_linev;
1922   END OBJ(apcupsd_load, &update_apcupsd) obj->callbacks.print =
1923       &print_apcupsd_load;
1924   END OBJ(apcupsd_loadbar, &update_apcupsd) scan_bar(obj, arg, 100);
1925   obj->callbacks.barval = &apcupsd_loadbarval;
1926 #ifdef BUILD_X11
1927   END OBJ(apcupsd_loadgraph, &update_apcupsd) char *buf = nullptr;
1928   buf = scan_graph(obj, arg, 100);
1929   free_and_zero(buf);
1930   obj->callbacks.graphval = &apcupsd_loadbarval;
1931   END OBJ(apcupsd_loadgauge, &update_apcupsd) scan_gauge(obj, arg, 100);
1932   obj->callbacks.gaugeval = &apcupsd_loadbarval;
1933 #endif /* BUILD_X11 */
1934   END OBJ(apcupsd_charge, &update_apcupsd) obj->callbacks.print =
1935       &print_apcupsd_charge;
1936   END OBJ(apcupsd_timeleft, &update_apcupsd) obj->callbacks.print =
1937       &print_apcupsd_timeleft;
1938   END OBJ(apcupsd_temp, &update_apcupsd) obj->callbacks.print =
1939       &print_apcupsd_temp;
1940   END OBJ(apcupsd_lastxfer, &update_apcupsd) obj->callbacks.print =
1941       &print_apcupsd_lastxfer;
1942 #endif /* BUILD_APCUPSD */
1943 #ifdef BUILD_JOURNAL
1944   END OBJ_ARG(journal, 0, "journal needs arguments")
1945       init_journal("journal", arg, obj, free_at_crash);
1946   obj->callbacks.print = &print_journal;
1947   obj->callbacks.free = &free_journal;
1948 #endif /* BUILD_JOURNAL */
1949 #ifdef BUILD_PULSEAUDIO
1950   END OBJ_IF(if_pa_sink_muted, 0) obj->callbacks.iftest = &puau_muted;
1951   obj->callbacks.free = &free_pulseaudio;
1952   init_pulseaudio(obj);
1953   END OBJ(pa_sink_description, 0) obj->callbacks.print =
1954       &print_puau_sink_description;
1955   obj->callbacks.free = &free_pulseaudio;
1956   init_pulseaudio(obj);
1957   END OBJ(pa_sink_active_port_name, 0) obj->callbacks.print =
1958       &print_puau_sink_active_port_name;
1959   obj->callbacks.free = &free_pulseaudio;
1960   init_pulseaudio(obj);
1961   END OBJ(pa_sink_active_port_description, 0) obj->callbacks.print =
1962       &print_puau_sink_active_port_description;
1963   obj->callbacks.free = &free_pulseaudio;
1964   init_pulseaudio(obj);
1965   END OBJ(pa_sink_volume, 0) obj->callbacks.percentage = &puau_vol;
1966   obj->callbacks.free = &free_pulseaudio;
1967   init_pulseaudio(obj);
1968   END OBJ(pa_sink_volumebar, 0) scan_bar(obj, arg, 1);
1969   init_pulseaudio(obj);
1970   obj->callbacks.barval = &puau_volumebarval;
1971   obj->callbacks.free = &free_pulseaudio;
1972   END OBJ(pa_card_active_profile, 0) obj->callbacks.print =
1973       &print_puau_card_active_profile;
1974   obj->callbacks.free = &free_pulseaudio;
1975   init_pulseaudio(obj);
1976   END OBJ(pa_card_name, 0) obj->callbacks.print = &print_puau_card_name;
1977   obj->callbacks.free = &free_pulseaudio;
1978   init_pulseaudio(obj);
1979 #endif /* BUILD_PULSEAUDIO */
1980 #ifdef BUILD_INTEL_BACKLIGHT
1981   END OBJ(intel_backlight, 0) obj->callbacks.print = &print_intel_backlight;
1982   obj->callbacks.free = &free_intel_backlight;
1983   init_intel_backlight(obj);
1984 #endif /* BUILD_INTEL_BACKLIGHT */
1985   END {
1986     auto *buf = static_cast<char *>(malloc(text_buffer_size.get(*state)));
1987 
1988     NORM_ERR("unknown variable '$%s'", s);
1989     snprintf(buf, text_buffer_size.get(*state), "${%s}", s);
1990     obj_be_plain_text(obj, buf);
1991     free(buf);
1992   }
1993 #undef OBJ
1994 #undef OBJ_IF
1995 #undef OBJ_ARG
1996 #undef OBJ_IF_ARG
1997 #undef __OBJ_HEAD
1998 #undef __OBJ_IF
1999 #undef __OBJ_ARG
2000 #undef END
2001 
2002   return obj;
2003 }
2004 
2005 /*
2006  * - assumes that *string is '#'
2007  * - removes the part from '#' to the end of line ('\n' or '\0')
2008  * - it removes the '\n'
2009  * - copies the last char into 'char *last' argument, which should be a pointer
2010  *   to a char rather than a string.
2011  */
2012 static size_t remove_comment(char *string, char *last) {
2013   char *end = string;
2014   while (*end != '\0' && *end != '\n') { ++end; }
2015   if (last != nullptr) { *last = *end; }
2016   if (*end == '\n') { end++; }
2017   strfold(string, end - string);
2018   return end - string;
2019 }
2020 
2021 size_t remove_comments(char *string) {
2022   char *curplace;
2023   size_t folded = 0;
2024   for (curplace = string; *curplace != 0; curplace++) {
2025     if (*curplace == '\\' && *(curplace + 1) == '#') {
2026       // strcpy can't be used for overlapping strings
2027       strfold(curplace, 1);
2028       folded += 1;
2029     } else if (*curplace == '#') {
2030       folded += remove_comment(curplace, nullptr);
2031     }
2032   }
2033   return folded;
2034 }
2035 
2036 int extract_variable_text_internal(struct text_object *retval,
2037                                    const char *const_p) {
2038   struct text_object *obj;
2039   char *p, *s, *orig_p;
2040   long line;
2041   void *ifblock_opaque = nullptr;
2042   char *tmp_p;
2043   char *arg = nullptr;
2044   size_t len = 0;
2045 
2046   p = strndup(const_p, max_user_text.get(*state) - 1);
2047   while (text_contains_templates(p) != 0) {
2048     char *tmp;
2049     tmp = find_and_replace_templates(p);
2050     free(p);
2051     p = tmp;
2052   }
2053   s = orig_p = p;
2054 
2055   if (static_cast<int>(strcmp(p, const_p) != 0) != 0) {
2056     DBGP2("replaced all templates in text: input is\n'%s'\noutput is\n'%s'",
2057           const_p, p);
2058   } else {
2059     DBGP2("no templates to replace");
2060   }
2061 
2062   memset(retval, 0, sizeof(struct text_object));
2063 
2064   line = global_text_lines;
2065 
2066   while (*p != 0) {
2067     if (*p == '\n') { line++; }
2068     if (*p == '$') {
2069       *p = '\0';
2070       obj = create_plain_text(s);
2071       if (obj != nullptr) { append_object(retval, obj); }
2072       *p = '$';
2073       p++;
2074       s = p;
2075 
2076       if (*p != '$') {
2077         auto *buf = static_cast<char *>(malloc(text_buffer_size.get(*state)));
2078         const char *var;
2079 
2080         /* variable is either $foo or ${foo} */
2081         if (*p == '{') {
2082           unsigned int brl = 1, brr = 0;
2083 
2084           p++;
2085           s = p;
2086           while ((*p != 0) && brl != brr) {
2087             if (*p == '{') { brl++; }
2088             if (*p == '}') { brr++; }
2089             p++;
2090           }
2091           p--;
2092         } else {
2093           s = p;
2094           if (*p == '#') { p++; }
2095           while ((*p != 0) && ((isalnum(static_cast<unsigned char>(*p)) != 0) ||
2096                                *p == '_')) {
2097             p++;
2098           }
2099         }
2100 
2101         /* copy variable to buffer */
2102         len = (p - s > static_cast<int>(text_buffer_size.get(*state)) - 1)
2103                   ? static_cast<int>(text_buffer_size.get(*state)) - 1
2104                   : (p - s);
2105         strncpy(buf, s, len);
2106         buf[len] = '\0';
2107 
2108         if (*p == '}') { p++; }
2109         s = p;
2110 
2111         /* search for variable in environment */
2112 
2113         var = getenv(buf);
2114         if (var != nullptr) {
2115           obj = create_plain_text(var);
2116           if (obj != nullptr) { append_object(retval, obj); }
2117           free(buf);
2118           continue;
2119         }
2120 
2121         /* if variable wasn't found in environment, use some special */
2122 
2123         arg = nullptr;
2124 
2125         /* split arg */
2126         if (strchr(buf, ' ') != nullptr) {
2127           arg = strchr(buf, ' ');
2128           *arg = '\0';
2129           arg++;
2130           while (isspace(static_cast<unsigned char>(*arg)) != 0) { arg++; }
2131           if (*arg == 0) { arg = nullptr; }
2132         }
2133 
2134         /* lowercase variable name */
2135         tmp_p = buf;
2136         while (*tmp_p != 0) {
2137           *tmp_p = tolower(static_cast<unsigned char>(*tmp_p));
2138           tmp_p++;
2139         }
2140 
2141         try {
2142           obj = construct_text_object(buf, arg, line, &ifblock_opaque, orig_p);
2143         } catch (obj_create_error &e) {
2144           free(buf);
2145           free(orig_p);
2146           throw;
2147         }
2148         if (obj != nullptr) { append_object(retval, obj); }
2149         free(buf);
2150         continue;
2151       }
2152       obj = create_plain_text("$");
2153       s = p + 1;
2154       if (obj != nullptr) { append_object(retval, obj); }
2155 
2156     } else if (*p == '\\' && *(p + 1) == '#') {
2157       strfold(p, 1);
2158     } else if (*p == '#') {
2159       char c;
2160       if ((remove_comment(p, &c) != 0u) && p >= orig_p && c == '\n') {
2161         /* if remove_comment removed a newline, we need to 'back up' with p */
2162         p--;
2163       }
2164     }
2165     p++;
2166   }
2167   obj = create_plain_text(s);
2168   if (obj != nullptr) { append_object(retval, obj); }
2169 
2170   if (ifblock_stack_empty(&ifblock_opaque) == 0) {
2171     NORM_ERR("one or more $endif's are missing");
2172   }
2173 
2174   free(orig_p);
2175   return 0;
2176 }
2177 
2178 void extract_object_args_to_sub(struct text_object *obj, const char *args) {
2179   obj->sub =
2180       static_cast<struct text_object *>(malloc(sizeof(struct text_object)));
2181   memset(obj->sub, 0, sizeof(struct text_object));
2182   extract_variable_text_internal(obj->sub, args);
2183 }
2184 
2185 /* Frees the list of text objects root points to. */
2186 void free_text_objects(struct text_object *root) {
2187   struct text_object *obj;
2188 
2189   if ((root != nullptr) && (root->prev != nullptr)) {
2190     for (obj = root->prev; obj != nullptr; obj = root->prev) {
2191       root->prev = obj->prev;
2192       if (obj->callbacks.free != nullptr) { (*obj->callbacks.free)(obj); }
2193       free_text_objects(obj->sub);
2194       free_and_zero(obj->sub);
2195       free_and_zero(obj->special_data);
2196       delete obj->cb_handle;
2197 
2198       free(obj);
2199     }
2200   }
2201 }
2202