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1 | ea88812f | bellard | #ifndef QEMU_OSDEP_H
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2 | ea88812f | bellard | #define QEMU_OSDEP_H
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3 | ea88812f | bellard | |
4 | ea88812f | bellard | #include <stdarg.h> |
5 | 128ab2ff | blueswir1 | #ifdef __OpenBSD__
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6 | 128ab2ff | blueswir1 | #include <sys/types.h> |
7 | 128ab2ff | blueswir1 | #include <sys/signal.h> |
8 | 128ab2ff | blueswir1 | #endif
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9 | ea88812f | bellard | |
10 | f7b4a940 | aliguori | #ifndef _WIN32
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11 | f7b4a940 | aliguori | #include <sys/time.h> |
12 | f7b4a940 | aliguori | #endif
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13 | f7b4a940 | aliguori | |
14 | df2542c7 | j_mayer | #ifndef glue
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15 | df2542c7 | j_mayer | #define xglue(x, y) x ## y |
16 | df2542c7 | j_mayer | #define glue(x, y) xglue(x, y)
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17 | df2542c7 | j_mayer | #define stringify(s) tostring(s)
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18 | df2542c7 | j_mayer | #define tostring(s) #s |
19 | df2542c7 | j_mayer | #endif
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20 | df2542c7 | j_mayer | |
21 | df2542c7 | j_mayer | #ifndef likely
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22 | df2542c7 | j_mayer | #if __GNUC__ < 3 |
23 | df2542c7 | j_mayer | #define __builtin_expect(x, n) (x)
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24 | df2542c7 | j_mayer | #endif
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25 | df2542c7 | j_mayer | |
26 | df2542c7 | j_mayer | #define likely(x) __builtin_expect(!!(x), 1) |
27 | df2542c7 | j_mayer | #define unlikely(x) __builtin_expect(!!(x), 0) |
28 | df2542c7 | j_mayer | #endif
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29 | df2542c7 | j_mayer | |
30 | ac509d88 | balrog | #ifndef offsetof
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31 | ac509d88 | balrog | #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER) |
32 | ac509d88 | balrog | #endif
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33 | ac509d88 | balrog | #ifndef container_of
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34 | 62a6e3e1 | aliguori | #define container_of(ptr, type, member) ({ \
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35 | ac509d88 | balrog | const typeof(((type *) 0)->member) *__mptr = (ptr); \ |
36 | ac509d88 | balrog | (type *) ((char *) __mptr - offsetof(type, member));})
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37 | ac509d88 | balrog | #endif
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38 | 62a6e3e1 | aliguori | |
39 | f0d99ad7 | Juan Quintela | #define typeof_field(type, field) typeof(((type *)0)->field) |
40 | f0d99ad7 | Juan Quintela | #define type_check(t1,t2) ((t1*)0 - (t2*)0) |
41 | f0d99ad7 | Juan Quintela | |
42 | df2542c7 | j_mayer | #ifndef MIN
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43 | df2542c7 | j_mayer | #define MIN(a, b) (((a) < (b)) ? (a) : (b))
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44 | df2542c7 | j_mayer | #endif
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45 | df2542c7 | j_mayer | #ifndef MAX
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46 | df2542c7 | j_mayer | #define MAX(a, b) (((a) > (b)) ? (a) : (b))
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47 | df2542c7 | j_mayer | #endif
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48 | df2542c7 | j_mayer | |
49 | 0954d0d9 | blueswir1 | #ifndef ARRAY_SIZE
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50 | 0954d0d9 | blueswir1 | #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
51 | 0954d0d9 | blueswir1 | #endif
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52 | 0954d0d9 | blueswir1 | |
53 | df2542c7 | j_mayer | #ifndef always_inline
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54 | 636aa200 | Blue Swirl | #if !((__GNUC__ < 3) || defined(__APPLE__)) |
55 | 3dec6ecd | pbrook | #ifdef __OPTIMIZE__
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56 | 636aa200 | Blue Swirl | #define inline __attribute__ (( always_inline )) __inline__ |
57 | df2542c7 | j_mayer | #endif
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58 | 3dec6ecd | pbrook | #endif
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59 | cebdff77 | ths | #else
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60 | df2542c7 | j_mayer | #define inline always_inline |
61 | cebdff77 | ths | #endif
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62 | df2542c7 | j_mayer | |
63 | df2542c7 | j_mayer | #ifdef __i386__
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64 | d656469f | bellard | #define REGPARM __attribute((regparm(3))) |
65 | df2542c7 | j_mayer | #else
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66 | d656469f | bellard | #define REGPARM
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67 | df2542c7 | j_mayer | #endif
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68 | df2542c7 | j_mayer | |
69 | d62ca2bb | bellard | #define qemu_printf printf
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70 | ea88812f | bellard | |
71 | 80fe30ed | balrog | #if defined (__GNUC__) && defined (__GNUC_MINOR__)
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72 | bad5b1ec | aurel32 | # define QEMU_GNUC_PREREQ(maj, min) \
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73 | bad5b1ec | aurel32 | ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) |
74 | bad5b1ec | aurel32 | #else
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75 | bad5b1ec | aurel32 | # define QEMU_GNUC_PREREQ(maj, min) 0 |
76 | bad5b1ec | aurel32 | #endif
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77 | bad5b1ec | aurel32 | |
78 | 33f00271 | balrog | void *qemu_memalign(size_t alignment, size_t size);
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79 | 49b470eb | bellard | void *qemu_vmalloc(size_t size);
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80 | 49b470eb | bellard | void qemu_vfree(void *ptr); |
81 | ea88812f | bellard | |
82 | aa26bb2d | ths | int qemu_create_pidfile(const char *filename); |
83 | aa26bb2d | ths | |
84 | 29b3a662 | pbrook | #ifdef _WIN32
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85 | c6d29ad6 | balrog | int ffs(int i); |
86 | c6d29ad6 | balrog | |
87 | 29b3a662 | pbrook | typedef struct { |
88 | 29b3a662 | pbrook | long tv_sec;
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89 | 29b3a662 | pbrook | long tv_usec;
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90 | 29b3a662 | pbrook | } qemu_timeval; |
91 | 29b3a662 | pbrook | int qemu_gettimeofday(qemu_timeval *tp);
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92 | 29b3a662 | pbrook | #else
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93 | 29b3a662 | pbrook | typedef struct timeval qemu_timeval; |
94 | 29b3a662 | pbrook | #define qemu_gettimeofday(tp) gettimeofday(tp, NULL); |
95 | 29b3a662 | pbrook | #endif /* !_WIN32 */ |
96 | 29b3a662 | pbrook | |
97 | ea88812f | bellard | #endif |