CMakeLua/Modules/CheckFunctionExists.c

   1 #ifdef CHECK_FUNCTION_EXISTS
   2
   3 char CHECK_FUNCTION_EXISTS();
   4 #ifdef __CLASSIC_C__
   5 int main(){
   6   int ac;
   7   char*av[];
   8 #else
   9 int main(int ac, char*av[]){
  10 #endif
  11   CHECK_FUNCTION_EXISTS();
  12   if(ac > 1000)
  13     {
  14     return *av[0];
  15     }
  16   return 0;
  17 }
  18
  19 #else  /* CHECK_FUNCTION_EXISTS */
  20
  21 #  error "CHECK_FUNCTION_EXISTS has to specify the function"
  22
  23 #endif /* CHECK_FUNCTION_EXISTS */