36bf277534
This forces all syscall functions, notably filesystem, to return numeric codes as opposed to mapping in two different areas. The result of this change is better consolidation in call sites of `sysfs.FS`, while further refactoring is needed to address consolidation of file errors. Signed-off-by: Adrian Cole <adrian@tetrate.io>
42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
package platform
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import (
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"io/fs"
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"os"
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"syscall"
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)
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// Chown is like os.Chown, except it returns a syscall.Errno, not a
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// fs.PathError. For example, this returns syscall.ENOENT if the path doesn't
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// exist. A syscall.Errno of zero is success.
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//
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// Note: This always returns syscall.ENOSYS on windows.
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// See https://linux.die.net/man/3/chown
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func Chown(path string, uid, gid int) syscall.Errno {
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err := os.Chown(path, uid, gid)
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return UnwrapOSError(err)
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}
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// Lchown is like os.Lchown, except it returns a syscall.Errno, not a
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// fs.PathError. For example, this returns syscall.ENOENT if the path doesn't
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// exist. A syscall.Errno of zero is success.
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//
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// Note: This always returns syscall.ENOSYS on windows.
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// See https://linux.die.net/man/3/lchown
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func Lchown(path string, uid, gid int) syscall.Errno {
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err := os.Lchown(path, uid, gid)
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return UnwrapOSError(err)
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}
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// ChownFile is like syscall.Fchown, but for nanosecond precision and
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// fs.File instead of a file descriptor. This returns syscall.EBADF if the file
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// or directory was closed. See https://linux.die.net/man/3/fchown
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//
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// Note: This always returns syscall.ENOSYS on windows.
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func ChownFile(f fs.File, uid, gid int) syscall.Errno {
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if f, ok := f.(fdFile); ok {
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return fchown(f.Fd(), uid, gid)
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}
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return syscall.ENOSYS
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}
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