unit-tests/test-cases/kext-undefined-export/mykext.c

   1 #include <mach/mach_types.h>
   2
   3 extern void extern_func();
   4
   5 int my_global = 3;
   6 extern int extern_global;
   7 extern int extern_unused_global;
   8 extern int my_used_external_global;
   9
  10 kern_return_t mykext_start (kmod_info_t * ki, void * d) {
  11         ++my_global;
  12         ++extern_global;
  13         ++my_used_external_global;
  14         extern_func();
  15     return KERN_SUCCESS;
  16 }
  17
  18
  19 kern_return_t mykext_stop (kmod_info_t * ki, void * d) {
  20         --my_global;
  21         --extern_global;
  22     return KERN_SUCCESS;
  23 }
  24
  25 void my_dead_code() {
  26         ++extern_unused_global;
  27 }