Function realloc_las

LASzip/src/mydefs.cpp:577–587

extension of the realloc function to check memory allocation errors

/// extension of the realloc function to check memory allocation errors
void* realloc_las(void* ptr, size_t size) {
  bool warning = check_available_RAM(size);

  void* temp = realloc(ptr, size);
  if (!temp && !warning) {
    LASMessage(LAS_WARNING, "memory reallocation failed");
    return ptr;
  } else {
    return temp;
  }
}

/// extension of the malloc function to check memory allocation errors
void* malloc_las(size_t size) {