2 * Copyright (c) 2000-2001
3 * The Regents of the University of California. All rights reserved.
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34 /* A region-based growable array type */
38 struct array
*new_array(region r
, size_t initialsize
,
39 size_t typesize
, type_t typeinfo
);
40 void *array_extend(struct array
*a
, int by
);
41 void array_reset(struct array
*a
);
42 size_t array_length(struct array
*a
);
43 void *array_data(struct array
*a
);
46 #define DECLARE_ARRAY(name, type) \
47 typedef struct name ## _a *name; \
48 name new_ ## name(region r, size_t initialsize); \
49 type *name ## _extend(name a, int by); \
50 void name ## _reset(name a); \
51 size_t name ## _length(name a); \
52 type *name ## _data(name a);
54 #define DEFINE_ARRAY(name, type) \
55 name new_ ## name(region r, size_t initialsize) \
57 return (name)new_array(r, initialsize, sizeof(type), rctypeof(type)); \
59 type *name ## _extend(name a, int by) \
61 return array_extend((struct array *)a, by); \
63 void name ## _reset(name a) \
65 return array_reset((struct array *)a); \
67 size_t name ## _length(name a) \
69 return array_length((struct array *)a); \
71 type *name ## _data(name a) \
73 return array_data((struct array *)a); \