src/config/timer.c

   1 /* Periodic saving module */
   2 /* $Id: timer.c,v 1.5 2005/09/08 14:04:09 zas Exp $ */
   3
   4 #ifdef HAVE_CONFIG_H
   5 #include "config.h"
   6 #endif
   7
   8 #include "elinks.h"
   9
  10 #include "config/options.h"
  11 #include "config/timer.h"
  12 #include "intl/gettext/libintl.h"
  13 #include "main/event.h"
  14 #include "main/module.h"
  15 #include "main/timer.h"
  16 #include "util/time.h"
  17
  18
  19 /* Timer for periodically saving configuration files to disk */
  20 static timer_id_T periodic_save_timer = TIMER_ID_UNDEF;
  21
  22 static void
  23 periodic_save_handler(void *xxx)
  24 {
  25         static int periodic_save_event_id = EVENT_NONE;
  26         milliseconds_T interval;
  27
  28         if (get_cmd_opt_bool("anonymous")) return;
  29
  30         /* Don't trigger anything at startup */
  31         if (periodic_save_event_id == EVENT_NONE)
  32                 set_event_id(periodic_save_event_id, "periodic-saving");
  33         else
  34                 trigger_event(periodic_save_event_id);
  35
  36         interval = sec_to_ms(get_opt_int("infofiles.save_interval"));
  37         if (!interval) return;
  38
  39         install_timer(&periodic_save_timer, interval, periodic_save_handler, NULL);
  40 }
  41
  42 static int
  43 periodic_save_change_hook(struct session *ses, struct option *current,
  44                           struct option *changed)
  45 {
  46         if (get_cmd_opt_bool("anonymous")) return 0;
  47
  48         kill_timer(&periodic_save_timer);
  49
  50         periodic_save_handler(NULL);
  51
  52         return 0;
  53 }
  54
  55 static void
  56 init_timer(struct module *module)
  57 {
  58         struct change_hook_info timer_change_hooks[] = {
  59                 { "infofiles.save_interval", periodic_save_change_hook },
  60                 { NULL, NULL },
  61         };
  62
  63         register_change_hooks(timer_change_hooks);
  64         periodic_save_handler(NULL);
  65 }
  66
  67 static void
  68 done_timer(struct module *module)
  69 {
  70         kill_timer(&periodic_save_timer);
  71 }
  72
  73 struct module periodic_saving_module = struct_module(
  74         /* name: */             N_("Periodic Saving"),
  75         /* options: */          NULL,
  76         /* hooks: */            NULL,
  77         /* submodules: */       NULL,
  78         /* data: */             NULL,
  79         /* init: */             init_timer,
  80         /* done: */             done_timer
  81 );