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Return 0, nil in all io cases where an empty slice is provided

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This commit is contained in:
Feoramund
2024-08-28 19:53:20 +02:00
committed by Laytan
parent ef99373c31
commit f453054aff
6 changed files with 44 additions and 1 deletions
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core/os/stream.odin
+12
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@@ -21,6 +21,9 @@ _file_stream_proc :: proc(stream_data: rawptr, mode: io.Stream_Mode, p: []byte,
case .Flush:
os_err = flush(fd)
case .Read:
if len(p) == 0 {
return 0, nil
}
n_int, os_err = read(fd, p)
n = i64(n_int)
if n == 0 && os_err == nil {
@@ -28,18 +31,27 @@ _file_stream_proc :: proc(stream_data: rawptr, mode: io.Stream_Mode, p: []byte,
}
case .Read_At:
if len(p) == 0 {
return 0, nil
}
n_int, os_err = read_at(fd, p, offset)
n = i64(n_int)
if n == 0 && os_err == nil {
err = .EOF
}
case .Write:
if len(p) == 0 {
return 0, nil
}
n_int, os_err = write(fd, p)
n = i64(n_int)
if n == 0 && os_err == nil {
err = .EOF
}
case .Write_At:
if len(p) == 0 {
return 0, nil
}
n_int, os_err = write_at(fd, p, offset)
n = i64(n_int)
if n == 0 && os_err == nil {