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#ifndef QEMU_OSDEP_H
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#define QEMU_OSDEP_H
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#include <stdarg.h> |
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#ifdef __OpenBSD__
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#include <sys/types.h> |
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#include <sys/signal.h> |
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#endif
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#ifndef _WIN32
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#include <sys/time.h> |
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#endif
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#ifndef glue
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#define xglue(x, y) x ## y |
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#define glue(x, y) xglue(x, y)
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#define stringify(s) tostring(s)
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#define tostring(s) #s |
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#endif
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#ifndef likely
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#if __GNUC__ < 3 |
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#define __builtin_expect(x, n) (x)
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#endif
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#define likely(x) __builtin_expect(!!(x), 1) |
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#define unlikely(x) __builtin_expect(!!(x), 0) |
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#endif
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#ifndef offsetof
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#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER) |
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#endif
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#ifndef container_of
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#define container_of(ptr, type, member) ({ \
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const typeof(((type *) 0)->member) *__mptr = (ptr); \ |
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(type *) ((char *) __mptr - offsetof(type, member));})
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#endif
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#ifndef MIN
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#define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef MAX
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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#endif
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#ifndef ARRAY_SIZE
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
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#endif
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#ifndef always_inline
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#if (__GNUC__ < 3) || defined(__APPLE__) |
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#define always_inline inline |
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#else
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#define always_inline __attribute__ (( always_inline )) __inline__
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#ifdef __OPTIMIZE__
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#define inline always_inline |
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#endif
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#endif
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#else
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#define inline always_inline |
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#endif
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#ifdef __i386__
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#define REGPARM __attribute((regparm(3))) |
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#else
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#define REGPARM
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#endif
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#define qemu_printf printf
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#if defined (__GNUC__) && defined (__GNUC_MINOR__)
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# define QEMU_GNUC_PREREQ(maj, min) \
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((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) |
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#else
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# define QEMU_GNUC_PREREQ(maj, min) 0 |
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#endif
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void *qemu_memalign(size_t alignment, size_t size);
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void *qemu_vmalloc(size_t size);
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void qemu_vfree(void *ptr); |
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int qemu_create_pidfile(const char *filename); |
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#ifdef _WIN32
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int ffs(int i); |
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typedef struct { |
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long tv_sec;
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long tv_usec;
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} qemu_timeval; |
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int qemu_gettimeofday(qemu_timeval *tp);
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#else
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typedef struct timeval qemu_timeval; |
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#define qemu_gettimeofday(tp) gettimeofday(tp, NULL); |
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#endif /* !_WIN32 */ |
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#endif
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