30 lines
779 B
C
30 lines
779 B
C
// Copyright © 2017 Project Golan, all rights reserved.
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// See COPYING for more information.
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#ifndef m_darray_h
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#define m_darray_h
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#define M_Vec_defn(type, name, ...) \
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__VA_ARGS__ type *name##V = NULL; \
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__VA_ARGS__ size_t name##C = 0, name##S = 0
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#define M_Vec_decl(type, name, ...) \
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__VA_ARGS__ type *name##V; \
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__VA_ARGS__ size_t name##C, name##S
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#define M_Vec_growN(vec, n, g) \
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do { \
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if((vec##C) + (n) > (vec##S)) { \
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(vec##S) += (n) + (g); \
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(vec##V) = realloc((vec##V), sizeof(*(vec##V)) * (vec##S)); \
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} \
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} while(0)
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#define M_Vec_grow(vec, n) M_Vec_growN(vec, n, 8)
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#define M_Vec_next(vec) ((vec##V)[(vec##C)++])
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#define M_Vec_clear(vec) \
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(free((vec##V)), (vec##V) = NULL, (vec##C) = (vec##S) = 0)
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#endif
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