diff options
Diffstat (limited to 'vendor/go.etcd.io/bbolt/bolt_unix.go')
| -rw-r--r-- | vendor/go.etcd.io/bbolt/bolt_unix.go | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/vendor/go.etcd.io/bbolt/bolt_unix.go b/vendor/go.etcd.io/bbolt/bolt_unix.go index 2938fed58..4e5f65ccc 100644 --- a/vendor/go.etcd.io/bbolt/bolt_unix.go +++ b/vendor/go.etcd.io/bbolt/bolt_unix.go @@ -7,6 +7,8 @@ import ( "syscall" "time" "unsafe" + + "golang.org/x/sys/unix" ) // flock acquires an advisory lock on a file descriptor. @@ -49,13 +51,13 @@ func funlock(db *DB) error { // mmap memory maps a DB's data file. func mmap(db *DB, sz int) error { // Map the data file to memory. - b, err := syscall.Mmap(int(db.file.Fd()), 0, sz, syscall.PROT_READ, syscall.MAP_SHARED|db.MmapFlags) + b, err := unix.Mmap(int(db.file.Fd()), 0, sz, syscall.PROT_READ, syscall.MAP_SHARED|db.MmapFlags) if err != nil { return err } // Advise the kernel that the mmap is accessed randomly. - err = madvise(b, syscall.MADV_RANDOM) + err = unix.Madvise(b, syscall.MADV_RANDOM) if err != nil && err != syscall.ENOSYS { // Ignore not implemented error in kernel because it still works. return fmt.Errorf("madvise: %s", err) @@ -76,18 +78,9 @@ func munmap(db *DB) error { } // Unmap using the original byte slice. - err := syscall.Munmap(db.dataref) + err := unix.Munmap(db.dataref) db.dataref = nil db.data = nil db.datasz = 0 return err } - -// NOTE: This function is copied from stdlib because it is not available on darwin. -func madvise(b []byte, advice int) (err error) { - _, _, e1 := syscall.Syscall(syscall.SYS_MADVISE, uintptr(unsafe.Pointer(&b[0])), uintptr(len(b)), uintptr(advice)) - if e1 != 0 { - err = e1 - } - return -} |