43 lines
1.8 KiB
C
43 lines
1.8 KiB
C
#ifndef COSMOPOLITAN_LIBC_MACROS_H_
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#define COSMOPOLITAN_LIBC_MACROS_H_
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#if 0
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/*───────────────────────────────────────────────────────────────────────────│─╗
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│ cosmopolitan § macros ─╬─│┼
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╚────────────────────────────────────────────────────────────────────────────│*/
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#endif
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/**
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* @fileoverview Common C preprocessor, assembler, and linker macros.
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*/
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#define TRUE 1
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#define FALSE 0
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#define alignas(x) _Alignas(x)
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#define static_assert(x) _Static_assert(x, #x)
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#define ROUNDUP(X, K) (((X) + (K)-1) & -(K))
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#define ROUNDDOWN(X, K) ((X) & -(K))
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#define ABS(X) ((X) >= 0 ? (X) : -(X))
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#define MIN(X, Y) ((Y) > (X) ? (X) : (Y))
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#define MAX(X, Y) ((Y) < (X) ? (X) : (Y))
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#define PASTE(A, B) __PASTE(A, B)
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#define STRINGIFY(A) __STRINGIFY(A)
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#define EQUIVALENT(X, Y) (__builtin_constant_p((X) == (Y)) && ((X) == (Y)))
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#define TYPE_BIT(type) (sizeof(type) * CHAR_BIT)
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#define TYPE_SIGNED(type) (((type)-1) < 0)
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#define TYPE_INTEGRAL(type) (((type)0.5) != 0.5)
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#define INT_STRLEN_MAXIMUM(type) \
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((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type))
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#define ARRAYLEN(A) \
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((sizeof(A) / sizeof(*(A))) / ((unsigned)!(sizeof(A) % sizeof(*(A)))))
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#define __STRINGIFY(A) #A
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#define __PASTE(A, B) A##B
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#ifdef __ASSEMBLER__
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#include "libc/macros-cpp.internal.inc"
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#include "libc/macros.internal.inc"
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#endif /* __ASSEMBLER__ */
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#endif /* COSMOPOLITAN_LIBC_MACROS_H_ */
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