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fs: remove Open method from FS interface

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This commit is contained in:
Michael Eischer
2024-07-21 16:30:49 +02:00
parent 263709da8c
commit 507842b614
8 changed files with 21 additions and 104 deletions
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45
internal/fs/fs_reader.go
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@@ -39,29 +39,6 @@ func (fs *Reader) VolumeName(_ string) string {
return ""
}
// Open opens a file for reading.
func (fs *Reader) Open(name string) (f File, err error) {
switch name {
case fs.Name:
fs.open.Do(func() {
f = newReaderFile(fs.ReadCloser, fs.fi(), fs.AllowEmptyFile)
})
if f == nil {
return nil, pathError("open", name, syscall.EIO)
}
return f, nil
case "/", ".":
f = fakeDir{
entries: []os.FileInfo{fs.fi()},
}
return f, nil
}
return nil, pathError("open", name, syscall.ENOENT)
}
func (fs *Reader) fi() os.FileInfo {
return fakeFileInfo{
name: fs.Name,
@@ -82,15 +59,25 @@ func (fs *Reader) OpenFile(name string, flag int, _ os.FileMode) (f File, err er
fmt.Errorf("invalid combination of flags 0x%x", flag))
}
fs.open.Do(func() {
f = newReaderFile(fs.ReadCloser, fs.fi(), fs.AllowEmptyFile)
})
switch name {
case fs.Name:
fs.open.Do(func() {
f = newReaderFile(fs.ReadCloser, fs.fi(), fs.AllowEmptyFile)
})
if f == nil {
return nil, pathError("open", name, syscall.EIO)
if f == nil {
return nil, pathError("open", name, syscall.EIO)
}
return f, nil
case "/", ".":
f = fakeDir{
entries: []os.FileInfo{fs.fi()},
}
return f, nil
}
return f, nil
return nil, pathError("open", name, syscall.ENOENT)
}
// Stat returns a FileInfo describing the named file. If there is an error, it