C++ (Cpp) SCM_VALIDATE_VTABLE示例

示例#1

文件： foreign-object.c 项目： Distrotech/guile

SCM
scm_make_foreign_object_n (SCM type, size_t n, void *vals[])
#define FUNC_NAME "make-foreign-object"
{
  SCM obj;
  SCM layout;
  size_t i;
  const char *layout_chars;

  SCM_VALIDATE_VTABLE (SCM_ARG1, type);

  layout = SCM_VTABLE_LAYOUT (type);

  if (scm_i_symbol_length (layout) / 2 < n)
    scm_out_of_range (FUNC_NAME, scm_from_size_t (n));

  layout_chars = scm_i_symbol_chars (layout);
  for (i = 0; i < n; i++)
    if (layout_chars[i * 2] != 'u')
      scm_wrong_type_arg_msg (FUNC_NAME, 0, layout, "'u' field");

  obj = scm_c_make_structv (type, 0, 0, NULL);

  for (i = 0; i < n; i++)
    SCM_STRUCT_DATA_SET (obj, i, (scm_t_bits) vals[i]);

  return obj;
}

示例#2

文件： foreign-object.c 项目： KarlHegbloom/guile

SCM
scm_make_foreign_object_n (SCM type, size_t n, void *vals[])
#define FUNC_NAME "make-foreign-object"
{
  SCM obj;
  size_t i;

  SCM_VALIDATE_VTABLE (SCM_ARG1, type);

  if (SCM_VTABLE_SIZE (type) / 2 < n)
    scm_out_of_range (FUNC_NAME, scm_from_size_t (n));

  for (i = 0; i < n; i++)
    if (!SCM_VTABLE_FIELD_IS_UNBOXED (type, i))
      scm_wrong_type_arg_msg (FUNC_NAME, 0, type, "foreign object type");

  obj = scm_c_make_structv (type, 0, 0, NULL);

  for (i = 0; i < n; i++)
    SCM_STRUCT_DATA_SET (obj, i, (scm_t_bits) vals[i]);

  return obj;
}