* Boston, MA 021110-1307, USA.
*/
-#ifndef __KERNCOMPAT
-#define __KERNCOMPAT
+#ifndef __KERNCOMPAT_H__
+#define __KERNCOMPAT_H__
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <linux/types.h>
#include <stdint.h>
+
+#include <features.h>
+
+#ifndef __GLIBC__
+#ifndef BTRFS_DISABLE_BACKTRACE
+#define BTRFS_DISABLE_BACKTRACE
+#endif
+#define __always_inline __inline __attribute__ ((__always_inline__))
+#endif
+
+#ifndef BTRFS_DISABLE_BACKTRACE
#include <execinfo.h>
+#endif
#define ptr_to_u64(x) ((u64)(uintptr_t)x)
#define u64_to_ptr(x) ((void *)(uintptr_t)x)
#define ULONG_MAX (~0UL)
#endif
+#ifndef BTRFS_DISABLE_BACKTRACE
#define MAX_BACKTRACE 16
static inline void print_trace(void)
{
}
#define BUG() assert_trace(NULL, __FILE__, __func__, __LINE__, 0)
+#else
+#define BUG() assert(0)
+#endif
#ifdef __CHECKER__
#define __force __attribute__((force))
typedef __u64 u64;
typedef __u16 u16;
typedef __u8 u8;
+typedef __s64 s64;
+typedef __s32 s32;
+
/*
* Continuing to define __KERNEL__ breaks others parts of the code, so
* we can just undefine it now that we have the correct headers...
typedef unsigned long long u64;
typedef unsigned char u8;
typedef unsigned short u16;
+typedef long long s64;
+typedef int s32;
#endif
#define kzalloc(x, y) calloc(1, x)
#define kstrdup(x, y) strdup(x)
#define kfree(x) free(x)
+#define vmalloc(x) malloc(x)
+#define vfree(x) free(x)
+#ifndef BTRFS_DISABLE_BACKTRACE
#define BUG_ON(c) assert_trace(#c, __FILE__, __func__, __LINE__, !(c))
+#else
+#define BUG_ON(c) assert(!(c))
+#endif
#define WARN_ON(c) BUG_ON(c)
+
+#ifndef BTRFS_DISABLE_BACKTRACE
#define ASSERT(c) assert_trace(#c, __FILE__, __func__, __LINE__, (c))
+#else
+#define ASSERT(c) assert(c)
+#endif
#define container_of(ptr, type, member) ({ \
const typeof( ((type *)0)->member ) *__mptr = (ptr); \
#define put_unaligned_le32(val,p) (((struct __una_u32 *)(p))->x = cpu_to_le32(val))
#define get_unaligned_le64(p) le64_to_cpu(((const struct __una_u64 *)(p))->x)
#define put_unaligned_le64(val,p) (((struct __una_u64 *)(p))->x = cpu_to_le64(val))
+
+#ifndef true
+#define true 1
+#define false 0
#endif
#ifndef noinline
#define noinline
#endif
+
+#endif