42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/*
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* Copyright (C) 2017 Kovid Goyal <kovid at kovidgoyal.net>
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*
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* Distributed under terms of the GPL3 license.
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*/
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#pragma once
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#include "data-types.h"
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#define REPORT_OOM global->oom = 1;
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#define VECTOR_OF(TYPE, NAME) typedef struct { \
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TYPE *data; \
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size_t size; \
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size_t capacity; \
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} NAME;
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#define ALLOC_VEC(TYPE, vec, cap) \
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vec.size = 0; vec.capacity = cap; \
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vec.data = (TYPE*)malloc(vec.capacity * sizeof(TYPE)); \
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if (vec.data == NULL) { REPORT_OOM; }
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#define FREE_VEC(vec) \
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if (vec.data) { free(vec.data); vec.data = NULL; } \
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vec.size = 0; vec.capacity = 0;
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#define ENSURE_SPACE(TYPE, vec, amt) \
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if (vec.size + amt >= vec.capacity) { \
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vec.capacity = MAX(vec.capacity * 2, vec.size + amt); \
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vec.data = (TYPE*)realloc(vec.data, sizeof(TYPE) * vec.capacity); \
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if (vec.data == NULL) { REPORT_OOM; ret = 1; break; } \
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}
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#define NEXT(vec) (vec.data[vec.size])
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#define INC(vec, amt) vec.size += amt;
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#define SIZE(vec) (vec.size)
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#define ITEM(vec, n) (vec.data[n])
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