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b259f8b752
Normally mount/cmount use `-o ro` to get the kernel to mark the fs as
read only. However this is ignored by WinFsp, so in addition if
`--read-only` is in effect then return EROFS ("Read only File System")
from all methods which attempt to modify something.
40 lines
742 B
Go
40 lines
742 B
Go
// Cross platform errors
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package mountlib
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import "fmt"
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// Error describes low level errors in a cross platform way
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type Error byte
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// NB if changing errors translateError in cmd/mount/fs.go, cmd/cmount/fs.go
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// Low level errors
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const (
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OK Error = iota
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ENOENT
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ENOTEMPTY
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EEXIST
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ESPIPE
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EBADF
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EROFS
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)
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var errorNames = []string{
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OK: "Success",
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ENOENT: "No such file or directory",
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ENOTEMPTY: "Directory not empty",
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EEXIST: "File exists",
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ESPIPE: "Illegal seek",
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EBADF: "Bad file descriptor",
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EROFS: "Read only file system",
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}
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// Error renders the error as a string
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func (e Error) Error() string {
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if int(e) >= len(errorNames) {
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return fmt.Sprintf("Low level error %d", e)
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}
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return errorNames[e]
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}
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