20 lines
359 B
C
20 lines
359 B
C
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#ifndef ARENA_H
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#define ARENA_H
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#include <stddef.h> // ptrdiff_t
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typedef struct arena {
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void *begin,
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*next,
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*prev;
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size_t cap;
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} __attribute__((aligned(sizeof(void*)))) arena_t;
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arena_t* arena_new();
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void arena_reset(arena_t* a);
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void* arena_alloc(arena_t* a, size_t len);
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void* arena_realloc_tail(arena_t* a, size_t len);
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#endif
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