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AK: Make SeekableStream::truncate() take a size_t

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Similar to the return values earlier, a signed value doesn't really make
sense here. Relying on the much more standard `size_t` makes it easier
to use Stream in all contexts.
This commit is contained in:
Tim Schumacher 2023-01-29 13:49:42 +01:00 • committed by Andrew Kaster
parent a85c18d3c4
commit 371c51f934
6 changed files with 9 additions and 6 deletions
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5
Userland/Libraries/LibCore/Stream.cpp
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@ -184,8 +184,11 @@ ErrorOr<size_t> File::seek(i64 offset, SeekMode mode)
return seek_result;
}
ErrorOr<void> File::truncate(off_t length)
ErrorOr<void> File::truncate(size_t length)
{
if (length > static_cast<size_t>(NumericLimits<off_t>::max()))
return Error::from_string_literal("Length is larger than the maximum supported length");
return System::ftruncate(m_fd, length);
}

2
Userland/Libraries/LibCore/Stream.h
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@ -169,7 +169,7 @@ public:
virtual bool is_open() const override;
virtual void close() override;
virtual ErrorOr<size_t> seek(i64 offset, SeekMode) override;
virtual ErrorOr<void> truncate(off_t length) override;
virtual ErrorOr<void> truncate(size_t length) override;
int leak_fd(Badge<::IPC::File>)
{