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rb_rand_if: convert into an inline function

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This adds more room for assertions.
This commit is contained in:
卜部昌平 2020-10-06 11:07:02 +09:00
parent 56a45456ac
commit 78e27ced97
Notes: git 2020-10-06 14:20:35 +09:00 
Merged: https://github.com/ruby/ruby/pull/3631
1 changed files with 12 additions and 3 deletions
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15
include/ruby/random.h
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@ -31,9 +31,6 @@ typedef struct {
rb_random_get_real_func *get_real;
} rb_random_interface_t;
#define rb_rand_if(obj) \
((const rb_random_interface_t *)RTYPEDDATA_TYPE(obj)->data)
#define RB_RANDOM_INTERFACE_DECLARE(prefix) \
static void prefix##_init(rb_random_t *, const uint32_t *, size_t); \
static unsigned int prefix##_get_int32(rb_random_t *); \
@ -70,4 +67,16 @@ void rb_rand_bytes_int32(rb_random_get_int32_func *, rb_random_t *, void *, size
RUBY_EXTERN const rb_data_type_t rb_random_data_type;
RBIMPL_SYMBOL_EXPORT_END()
RBIMPL_ATTR_PURE_UNLESS_DEBUG()
/* :TODO: can this function be __attribute__((returns_nonnull)) or not? */
static inline const rb_random_interface_t *
rb_rand_if(VALUE obj)
{
RBIMPL_ASSERT_OR_ASSUME(RTYPEDDATA_P(obj));
const struct rb_data_type_struct *t = RTYPEDDATA_TYPE(obj);
const void *ret = t->data;
return RBIMPL_CAST((const rb_random_interface_t *)ret);
}
#endif /* RUBY_RANDOM_H */