die.c

   1 /*
   2  * Subject to the GPL, version 2.
   3  */
   4
   5 #include "xmalloc.h"
   6
   7 struct panic_func {
   8         void *arg;
   9         void (*on_panic)(void *arg);
  10         struct panic_func *next;
  11 };
  12
  13 static struct panic_func *panic_funcs;
  14
  15 void panic_func_add(void (*on_panic)(void *arg), void *arg)
  16 {
  17         struct panic_func *handler = xmallocz(sizeof(*handler));
  18
  19         handler->arg            = arg;
  20         handler->on_panic       = on_panic;
  21         handler->next           = panic_funcs;
  22         panic_funcs             = handler;
  23 };
  24
  25 void call_on_panic_funcs(void)
  26 {
  27         struct panic_func *it;
  28
  29         for (it = panic_funcs; it; it = it->next)
  30                 it->on_panic(it->arg);
  31 }