mirror of
https://github.com/systemd/systemd.git
synced 2024-11-05 15:21:37 +03:00
80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
/*-*- Mode: C; c-basic-offset: 8 -*-*/
|
|
|
|
#ifndef foomacrohfoo
|
|
#define foomacrohfoo
|
|
|
|
#include <assert.h>
|
|
#include <sys/types.h>
|
|
|
|
#define __printf_attr(a,b) __attribute__ ((format (printf, a, b)))
|
|
#define __sentinel __attribute__ ((sentinel))
|
|
#define __noreturn __attribute__((noreturn))
|
|
#define __unused __attribute__ ((unused))
|
|
#define __destructor __attribute__ ((destructor))
|
|
#define __pure __attribute__ ((pure))
|
|
#define __const __attribute__ ((const))
|
|
#define __deprecated __attribute__ ((deprecated))
|
|
#define __packed __attribute__ ((packed))
|
|
#define __malloc __attribute__ ((malloc))
|
|
|
|
/* Rounds up */
|
|
static inline size_t ALIGN(size_t l) {
|
|
return ((l + sizeof(void*) - 1) & ~(sizeof(void*) - 1));
|
|
}
|
|
|
|
#define ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0]))
|
|
|
|
#define MAX(a,b) \
|
|
__extension__ ({ \
|
|
typeof(a) _a = (a); \
|
|
typeof(b) _b = (b); \
|
|
_a > _b ? _a : _b; \
|
|
})
|
|
|
|
#define MIN(a,b) \
|
|
__extension__ ({ \
|
|
typeof(a) _a = (a); \
|
|
typeof(b) _b = (b); \
|
|
_a < _b ? _a : _b; \
|
|
})
|
|
|
|
#define CLAMP(x, low, high) \
|
|
__extension__ ({ \
|
|
typeof(x) _x = (x); \
|
|
typeof(low) _low = (low); \
|
|
typeof(high) _high = (high); \
|
|
((_x > _high) ? _high : ((_x < _low) ? _low : _x)); \
|
|
})
|
|
|
|
|
|
|
|
#define assert_not_reached(t) assert(!(t))
|
|
|
|
#define assert_se(x) assert(x)
|
|
|
|
#define assert_cc(expr) \
|
|
do { \
|
|
switch (0) { \
|
|
case 0: \
|
|
case !!(expr): \
|
|
; \
|
|
} \
|
|
} while (false)
|
|
|
|
#define PTR_TO_UINT(p) ((unsigned int) ((uintptr_t) (p)))
|
|
#define UINT_TO_PTR(u) ((void*) ((uintptr_t) (u)))
|
|
|
|
#define PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))
|
|
#define UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))
|
|
|
|
#define PTR_TO_INT(p) ((int) ((intptr_t) (p)))
|
|
#define INT_TO_PTR(u) ((void*) ((intptr_t) (u)))
|
|
|
|
#define TO_INT32(p) ((int32_t) ((intptr_t) (p)))
|
|
#define INT32_TO_PTR(u) ((void*) ((intptr_t) (u)))
|
|
|
|
#define memzero(x,l) (memset((x), 0, (l)))
|
|
#define zero(x) (memzero(&(x), sizeof(x)))
|
|
|
|
#endif
|