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Report Invalid_Whence in os2 Linux seek

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This commit is contained in:
Feoramund
2024-08-28 19:53:20 +02:00
committed by Laytan
parent 7683c1f4bb
commit 3ec4db212b
1 changed files with 14 additions and 2 deletions
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core/os/os2/file_linux.odin
+14 -2
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@@ -170,11 +170,23 @@ _name :: proc(f: ^File) -> string {
} }
_seek :: proc(f: ^File_Impl, offset: i64, whence: io.Seek_From) -> (ret: i64, err: Error) { _seek :: proc(f: ^File_Impl, offset: i64, whence: io.Seek_From) -> (ret: i64, err: Error) {
// We have to handle this here, because Linux returns EINVAL for both
// invalid offsets and invalid whences.
switch whence {
case .Start, .Current, .End:
break
case:
return 0, .Invalid_Whence
}
n, errno := linux.lseek(f.fd, offset, linux.Seek_Whence(whence)) n, errno := linux.lseek(f.fd, offset, linux.Seek_Whence(whence))
if errno != .NONE { #partial switch errno {
case .EINVAL:
return 0, .Invalid_Offset
case .NONE:
return n, nil
case:
return -1, _get_platform_error(errno) return -1, _get_platform_error(errno)
} }
return n, nil
} }
_read :: proc(f: ^File_Impl, p: []byte) -> (i64, Error) { _read :: proc(f: ^File_Impl, p: []byte) -> (i64, Error) {