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Fix waiting (#675)

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This PR fixes `INFINITE` waiting (`SleepEx`, `WaitForSingleObject`,
etc). Currently `INFINITE` is not infinite but "at this moment" (waiting
point in time == `clock.steady_now()`).
This commit is contained in:
Maurice Heumann
2026-01-02 22:14:02 +01:00
committed by GitHub
parent 818a4a4b88 9bdb5c9562
commit 0de53515ed
5 changed files with 18 additions and 5 deletions
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3
src/windows-emulator/devices/afd_endpoint.cpp
View File

@@ -1006,7 +1006,8 @@ namespace
std::optional<std::chrono::steady_clock::time_point> timeout{};
if (info.Timeout.QuadPart != std::numeric_limits<int64_t>::max())
{
timeout = utils::convert_delay_interval_to_time_point(win_emu.clock(), info.Timeout);
timeout = utils::convert_delay_interval_to_time_point(win_emu.clock(), info.Timeout,
{.QuadPart = std::numeric_limits<int64_t>::max()});
}
this->delay_ioctrl(c, {}, timeout, timeout_callback);

3
src/windows-emulator/emulator_thread.hpp
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@@ -109,7 +109,8 @@ class emulator_thread : public ref_counted_object
bool is_await_time_over(utils::clock& clock) const
{
return this->await_time.has_value() && this->await_time.value() < clock.steady_now();
constexpr auto infinite = std::chrono::steady_clock::time_point::min();
return this->await_time.has_value() && this->await_time.value() != infinite && this->await_time.value() < clock.steady_now();
}
bool is_terminated() const;

5
src/windows-emulator/syscalls/thread.cpp
View File

@@ -403,7 +403,10 @@ namespace syscalls
NTSTATUS handle_NtDelayExecution(const syscall_context& c, const BOOLEAN alertable, const emulator_object<LARGE_INTEGER> delay_interval)
{
auto& t = c.win_emu.current_thread();
t.await_time = utils::convert_delay_interval_to_time_point(c.win_emu.clock(), delay_interval.read());
if (delay_interval.value())
{
t.await_time = utils::convert_delay_interval_to_time_point(c.win_emu.clock(), delay_interval.read());
}
c.win_emu.yield_thread(alertable);
return STATUS_SUCCESS;