be83c11fb0
Signed-off-by: Daniel Nephin <dnephin@docker.com> Upstream-commit: 4f0d95fa6ee7f865597c03b9e63702cdcb0f7067 Component: engine
26 lines
716 B
Go
26 lines
716 B
Go
package system // import "github.com/docker/docker/pkg/system"
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import (
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"syscall"
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"unsafe"
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"golang.org/x/sys/unix"
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)
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// LUtimesNano is used to change access and modification time of the specified path.
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// It's used for symbol link file because unix.UtimesNano doesn't support a NOFOLLOW flag atm.
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func LUtimesNano(path string, ts []syscall.Timespec) error {
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atFdCwd := unix.AT_FDCWD
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var _path *byte
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_path, err := unix.BytePtrFromString(path)
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if err != nil {
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return err
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}
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if _, _, err := unix.Syscall6(unix.SYS_UTIMENSAT, uintptr(atFdCwd), uintptr(unsafe.Pointer(_path)), uintptr(unsafe.Pointer(&ts[0])), unix.AT_SYMLINK_NOFOLLOW, 0, 0); err != 0 && err != unix.ENOSYS {
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return err
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}
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return nil
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}
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