X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=os%2Fos.h;h=218766ab1fee160a252dc3bc14a8c5ee69705c79;hb=c9b440312ff63c2b4c8548530f24c2eb5820b6a3;hp=1afb4b227521e3846b087d401b7297201d45cbbb;hpb=4744ed623e910289bed0f358ad939e74470d0e64;p=fio.git

diff --git a/os/os.h b/os/os.h
index 1afb4b22..218766ab 100644
--- a/os/os.h
+++ b/os/os.h
@@ -1,12 +1,19 @@
 #ifndef FIO_OS_H
 #define FIO_OS_H
 
+#include <sys/types.h>
+#include <unistd.h>
+
 #if defined(__linux__)
 #include "os-linux.h"
 #elif defined(__FreeBSD__)
 #include "os-freebsd.h"
+#elif defined(__NetBSD__)
+#include "os-netbsd.h"
 #elif defined(__sun__)
 #include "os-solaris.h"
+#elif defined(__APPLE__)
+#include "os-mac.h"
 #else
 #error "unsupported os"
 #endif
@@ -43,6 +50,7 @@
 #define fio_getaffinity(pid, mask)	do { } while (0)
 #define fio_cpu_clear(mask, cpu)	do { } while (0)
 #define fio_cpuset_exit(mask)		(-1)
+typedef unsigned long os_cpu_mask_t;
 #endif
 
 #ifndef FIO_HAVE_IOPRIO
@@ -109,8 +117,11 @@ static inline int os_cache_line_size(void)
 #ifdef FIO_USE_GENERIC_BDEV_SIZE
 static inline int blockdev_size(int fd, unsigned long long *bytes)
 {
-	off_t end = lseek(fd, 0, SEEK_END);
+	off_t end;
+
+	*bytes = 0;
 
+	end = lseek(fd, 0, SEEK_END);
 	if (end < 0)
 		return errno;
 
@@ -119,4 +130,28 @@ static inline int blockdev_size(int fd, unsigned long long *bytes)
 }
 #endif
 
+#ifdef FIO_USE_GENERIC_RAND
+typedef unsigned int os_random_state_t;
+
+static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
+{
+	srand(seed);
+}
+
+static inline long os_random_long(os_random_state_t *rs)
+{
+	long val;
+
+	val = rand_r(rs);
+	return val;
+}
+#endif
+
+#ifndef FIO_HAVE_FS_STAT
+static inline unsigned long long get_fs_size(const char *path)
+{
+	return 0;
+}
+#endif
+
 #endif