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Kernel: Make all syscall functions return KResultOr<T>

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This makes it a lot easier to return errors since we no longer have to
worry about negating EFOO errors and can just return them flat.
This commit is contained in:
Andreas Kling 2021-03-01 13:49:16 +01:00
parent 9af1e1a3bf
commit ac71775de5
70 changed files with 747 additions and 742 deletions
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4
Kernel/Syscalls/beep.cpp
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@ -29,13 +29,13 @@
namespace Kernel {
int Process::sys$beep()
KResultOr<int> Process::sys$beep()
{
PCSpeaker::tone_on(440);
auto result = Thread::current()->sleep({ 0, 200 });
PCSpeaker::tone_off();
if (result.was_interrupted())
return -EINTR;
return EINTR;
return 0;
}