Archipelago » qemu

#ifndef QEMU_OSDEP_H

#define QEMU_OSDEP_H

#include <stdarg.h>

#ifdef __OpenBSD__

#include <sys/types.h>

#include <sys/signal.h>

#endif

#ifndef _WIN32

#include <sys/time.h>

#endif

#ifndef glue

#define xglue(x, y) x ## y

#define glue(x, y) xglue(x, y)

#define stringify(s)        tostring(s)

#define tostring(s)        #s

#endif

#ifndef likely

#if __GNUC__ < 3

#define __builtin_expect(x, n) (x)

#endif

#define likely(x)   __builtin_expect(!!(x), 1)

#define unlikely(x)   __builtin_expect(!!(x), 0)

#endif

#ifndef offsetof

#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER)

#endif

#ifndef container_of

#define container_of(ptr, type, member) ({                      \

        const typeof(((type *) 0)->member) *__mptr = (ptr);     \

        (type *) ((char *) __mptr - offsetof(type, member));})

#endif

#ifndef MIN

#define MIN(a, b) (((a) < (b)) ? (a) : (b))

#endif

#ifndef MAX

#define MAX(a, b) (((a) > (b)) ? (a) : (b))

#endif

#ifndef ARRAY_SIZE

#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))

#endif

#ifndef always_inline

#if (__GNUC__ < 3) || defined(__APPLE__)

#define always_inline inline

#else

#define always_inline __attribute__ (( always_inline )) __inline__

#ifdef __OPTIMIZE__

#define inline always_inline

#endif

#endif

#else

#define inline always_inline

#endif

#ifdef __i386__

#define REGPARM __attribute((regparm(3)))

#else

#define REGPARM

#endif

#define qemu_printf printf

#if defined (__GNUC__) && defined (__GNUC_MINOR__)

# define QEMU_GNUC_PREREQ(maj, min) \

         ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))

#else

# define QEMU_GNUC_PREREQ(maj, min) 0

#endif

void *qemu_memalign(size_t alignment, size_t size);

void *qemu_vmalloc(size_t size);

void qemu_vfree(void *ptr);

int qemu_create_pidfile(const char *filename);

#ifdef _WIN32

int ffs(int i);

typedef struct {

    long tv_sec;

    long tv_usec;

} qemu_timeval;

int qemu_gettimeofday(qemu_timeval *tp);

#else

typedef struct timeval qemu_timeval;

#define qemu_gettimeofday(tp) gettimeofday(tp, NULL);

#endif /* !_WIN32 */

#endif