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Kernel+LibC: Implement sigtimedwait()

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This includes a new Thread::Blocker called SignalBlocker which blocks
until a signal of a matching type is pending. The current Blocker
implementation in the Kernel is very complicated, but cleaning it up is
a different yak for a different day.
This commit is contained in:
Idan Horowitz 2021-12-12 01:01:42 +02:00
parent 13d98999b7
commit 762e047ec9
8 changed files with 120 additions and 0 deletions
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Kernel/API/Syscall.h
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@ -176,6 +176,7 @@ enum class NeedsBigProcessLock {
S(sigpending, NeedsBigProcessLock::Yes) \
S(sigprocmask, NeedsBigProcessLock::Yes) \
S(sigreturn, NeedsBigProcessLock::Yes) \
S(sigtimedwait, NeedsBigProcessLock::Yes) \
S(socket, NeedsBigProcessLock::Yes) \
S(socketpair, NeedsBigProcessLock::Yes) \
S(stat, NeedsBigProcessLock::Yes) \