diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_darwin.go')
-rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_darwin.go | 76 |
1 files changed, 4 insertions, 72 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_darwin.go b/vendor/golang.org/x/sys/unix/syscall_darwin.go index e2a05eed0..21b8092cd 100644 --- a/vendor/golang.org/x/sys/unix/syscall_darwin.go +++ b/vendor/golang.org/x/sys/unix/syscall_darwin.go @@ -13,29 +13,10 @@ package unix import ( - "errors" "syscall" "unsafe" ) -const ImplementsGetwd = true - -func Getwd() (string, error) { - buf := make([]byte, 2048) - attrs, err := getAttrList(".", attrList{CommonAttr: attrCmnFullpath}, buf, 0) - if err == nil && len(attrs) == 1 && len(attrs[0]) >= 2 { - wd := string(attrs[0]) - // Sanity check that it's an absolute path and ends - // in a null byte, which we then strip. - if wd[0] == '/' && wd[len(wd)-1] == 0 { - return wd[:len(wd)-1], nil - } - } - // If pkg/os/getwd.go gets ENOTSUP, it will fall back to the - // slow algorithm. - return "", ENOTSUP -} - // SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets. type SockaddrDatalink struct { Len uint8 @@ -97,11 +78,6 @@ func direntNamlen(buf []byte) (uint64, bool) { func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) } func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) } -const ( - attrBitMapCount = 5 - attrCmnFullpath = 0x08000000 -) - type attrList struct { bitmapCount uint16 _ uint16 @@ -112,54 +88,6 @@ type attrList struct { Forkattr uint32 } -func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (attrs [][]byte, err error) { - if len(attrBuf) < 4 { - return nil, errors.New("attrBuf too small") - } - attrList.bitmapCount = attrBitMapCount - - var _p0 *byte - _p0, err = BytePtrFromString(path) - if err != nil { - return nil, err - } - - if err := getattrlist(_p0, unsafe.Pointer(&attrList), unsafe.Pointer(&attrBuf[0]), uintptr(len(attrBuf)), int(options)); err != nil { - return nil, err - } - size := *(*uint32)(unsafe.Pointer(&attrBuf[0])) - - // dat is the section of attrBuf that contains valid data, - // without the 4 byte length header. All attribute offsets - // are relative to dat. - dat := attrBuf - if int(size) < len(attrBuf) { - dat = dat[:size] - } - dat = dat[4:] // remove length prefix - - for i := uint32(0); int(i) < len(dat); { - header := dat[i:] - if len(header) < 8 { - return attrs, errors.New("truncated attribute header") - } - datOff := *(*int32)(unsafe.Pointer(&header[0])) - attrLen := *(*uint32)(unsafe.Pointer(&header[4])) - if datOff < 0 || uint32(datOff)+attrLen > uint32(len(dat)) { - return attrs, errors.New("truncated results; attrBuf too small") - } - end := uint32(datOff) + attrLen - attrs = append(attrs, dat[datOff:end]) - i = end - if r := i % 4; r != 0 { - i += (4 - r) - } - } - return -} - -//sys getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) - //sysnb pipe() (r int, w int, err error) func Pipe(p []int) (err error) { @@ -401,6 +329,8 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e //sys Chroot(path string) (err error) //sys ClockGettime(clockid int32, time *Timespec) (err error) //sys Close(fd int) (err error) +//sys Clonefile(src string, dst string, flags int) (err error) +//sys Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error) //sys Dup(fd int) (nfd int, err error) //sys Dup2(from int, to int) (err error) //sys Exchangedata(path1 string, path2 string, options int) (err error) @@ -412,10 +342,12 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e //sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) //sys Fchown(fd int, uid int, gid int) (err error) //sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) +//sys Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error) //sys Flock(fd int, how int) (err error) //sys Fpathconf(fd int, name int) (val int, err error) //sys Fsync(fd int) (err error) //sys Ftruncate(fd int, length int64) (err error) +//sys Getcwd(buf []byte) (n int, err error) //sys Getdtablesize() (size int) //sysnb Getegid() (egid int) //sysnb Geteuid() (uid int) |