net: Avoid gcc'ism in net_host_device_add

[qemu] / osdep.h

diff --git a/osdep.h b/osdep.h
index 50686d5..ffbf221 100644 (file)
--- a/osdep.h
+++ b/osdep.h
@@ -2,22 +2,88 @@
 #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
 
-void *qemu_malloc(size_t size);
-void *qemu_mallocz(size_t size);
-void qemu_free(void *ptr);
-char *qemu_strdup(const char *str);
+#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);
 
-void *get_mmap_addr(unsigned long size);
-
 int qemu_create_pidfile(const char *filename);
 
 #ifdef _WIN32
+int ffs(int i);
+
 typedef struct {
     long tv_sec;
     long tv_usec;