bellard | ea88812 | 2004-02-16 22:12:40 +0000 | [diff] [blame] | 1 | #ifndef QEMU_OSDEP_H |
| 2 | #define QEMU_OSDEP_H |
| 3 | |
| 4 | #include <stdarg.h> |
| 5 | |
j_mayer | df2542c | 2007-11-19 00:38:33 +0000 | [diff] [blame] | 6 | #ifndef glue |
| 7 | #define xglue(x, y) x ## y |
| 8 | #define glue(x, y) xglue(x, y) |
| 9 | #define stringify(s) tostring(s) |
| 10 | #define tostring(s) #s |
| 11 | #endif |
| 12 | |
| 13 | #ifndef likely |
| 14 | #if __GNUC__ < 3 |
| 15 | #define __builtin_expect(x, n) (x) |
| 16 | #endif |
| 17 | |
| 18 | #define likely(x) __builtin_expect(!!(x), 1) |
| 19 | #define unlikely(x) __builtin_expect(!!(x), 0) |
| 20 | #endif |
| 21 | |
| 22 | #ifndef MIN |
| 23 | #define MIN(a, b) (((a) < (b)) ? (a) : (b)) |
| 24 | #endif |
| 25 | #ifndef MAX |
| 26 | #define MAX(a, b) (((a) > (b)) ? (a) : (b)) |
| 27 | #endif |
| 28 | |
| 29 | #ifndef always_inline |
| 30 | #if (__GNUC__ < 3) || defined(__APPLE__) |
| 31 | #define always_inline inline |
| 32 | #else |
| 33 | #define always_inline __attribute__ (( always_inline )) __inline__ |
| 34 | #endif |
| 35 | #endif |
| 36 | #define inline always_inline |
| 37 | |
| 38 | #ifdef __i386__ |
| 39 | #define REGPARM(n) __attribute((regparm(n))) |
| 40 | #else |
| 41 | #define REGPARM(n) |
| 42 | #endif |
| 43 | |
bellard | d62ca2b | 2006-08-01 15:50:14 +0000 | [diff] [blame] | 44 | #define qemu_printf printf |
bellard | ea88812 | 2004-02-16 22:12:40 +0000 | [diff] [blame] | 45 | |
| 46 | void *qemu_malloc(size_t size); |
bellard | 0fb4822 | 2004-03-14 21:48:47 +0000 | [diff] [blame] | 47 | void *qemu_mallocz(size_t size); |
bellard | ea88812 | 2004-02-16 22:12:40 +0000 | [diff] [blame] | 48 | void qemu_free(void *ptr); |
bellard | 2571929 | 2004-07-14 17:21:57 +0000 | [diff] [blame] | 49 | char *qemu_strdup(const char *str); |
bellard | ea88812 | 2004-02-16 22:12:40 +0000 | [diff] [blame] | 50 | |
bellard | 49b470e | 2005-02-10 21:59:25 +0000 | [diff] [blame] | 51 | void *qemu_vmalloc(size_t size); |
| 52 | void qemu_vfree(void *ptr); |
| 53 | |
bellard | ea88812 | 2004-02-16 22:12:40 +0000 | [diff] [blame] | 54 | void *get_mmap_addr(unsigned long size); |
| 55 | |
ths | aa26bb2 | 2007-03-25 21:33:06 +0000 | [diff] [blame] | 56 | int qemu_create_pidfile(const char *filename); |
| 57 | |
pbrook | 29b3a66 | 2007-06-07 23:09:47 +0000 | [diff] [blame] | 58 | #ifdef _WIN32 |
balrog | c6d29ad | 2007-12-16 12:55:24 +0000 | [diff] [blame^] | 59 | int ffs(int i); |
| 60 | |
pbrook | 29b3a66 | 2007-06-07 23:09:47 +0000 | [diff] [blame] | 61 | typedef struct { |
| 62 | long tv_sec; |
| 63 | long tv_usec; |
| 64 | } qemu_timeval; |
| 65 | int qemu_gettimeofday(qemu_timeval *tp); |
| 66 | #else |
| 67 | typedef struct timeval qemu_timeval; |
| 68 | #define qemu_gettimeofday(tp) gettimeofday(tp, NULL); |
| 69 | #endif /* !_WIN32 */ |
| 70 | |
bellard | ea88812 | 2004-02-16 22:12:40 +0000 | [diff] [blame] | 71 | #endif |