mirror of
https://github.com/systemd/systemd-stable.git
synced 2024-12-22 13:33:56 +03:00
77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
/*-*- Mode: C; c-basic-offset: 8 -*-*/
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#ifndef foomacrohfoo
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#define foomacrohfoo
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#include <assert.h>
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#include <sys/types.h>
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#define __printf_attr(a,b) __attribute__ ((format (printf, a, b)))
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#define __sentinel __attribute__ ((sentinel))
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#define __noreturn __attribute__((noreturn))
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#define __unused __attribute__ ((unused))
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#define __destructor __attribute__ ((destructor))
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#define __pure __attribute__ ((pure))
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#define __const __attribute__ ((const))
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#define __deprecated __attribute__ ((deprecated))
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#define __packed __attribute__ ((packed))
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#define __malloc __attribute__ ((malloc))
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/* Rounds up */
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static inline size_t ALIGN(size_t l) {
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return ((l + sizeof(void*) - 1) & ~(sizeof(void*) - 1));
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}
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#define ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0]))
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#define MAX(a,b) \
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__extension__ ({ \
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typeof(a) _a = (a); \
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typeof(b) _b = (b); \
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_a > _b ? _a : _b; \
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})
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#define MIN(a,b) \
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__extension__ ({ \
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typeof(a) _a = (a); \
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typeof(b) _b = (b); \
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_a < _b ? _a : _b; \
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})
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#define CLAMP(x, low, high) \
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__extension__ ({ \
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typeof(x) _x = (x); \
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typeof(low) _low = (low); \
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typeof(high) _high = (high); \
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((_x > _high) ? _high : ((_x < _low) ? _low : _x)); \
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})
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#define assert_not_reached(t) assert(!(t))
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#define assert_se(x) assert(x)
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#define assert_cc(expr) \
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do { \
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switch (0) { \
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case 0: \
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case !!(expr): \
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; \
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} \
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} while (false)
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#define PTR_TO_UINT(p) ((unsigned int) ((uintptr_t) (p)))
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#define UINT_TO_PTR(u) ((void*) ((uintptr_t) (u)))
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#define PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))
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#define UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))
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#define PTR_TO_INT(p) ((int) ((intptr_t) (p)))
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#define INT_TO_PTR(u) ((void*) ((intptr_t) (u)))
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#define TO_INT32(p) ((int32_t) ((intptr_t) (p)))
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#define INT32_TO_PTR(u) ((void*) ((intptr_t) (u)))
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#endif
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