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42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
#ifndef MOCKTAIL_COMPAT_BIONIC_PTHREAD_CREATE_RUNTIME_H_
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#define MOCKTAIL_COMPAT_BIONIC_PTHREAD_CREATE_RUNTIME_H_
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#include <pthread.h>
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#include <sched.h>
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#include <sys/types.h>
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#include <cstddef>
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namespace mocktail::compat {
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using NativeThreadInitializer = void (*)();
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// Bionic reserves 32 KiB of its 1 MiB thread allocation for the signal stack.
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inline constexpr size_t kBionicLp64DefaultThreadStackSize =
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(1U * 1024U * 1024U) - (32U * 1024U);
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static_assert(kBionicLp64DefaultThreadStackSize == 1015808U);
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// Retry floor when the host rejects the Bionic-sized stack.
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inline constexpr size_t kBionicLp64FallbackThreadStackSize = 2U * 1024U * 1024U;
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// nullptr restores host behavior.
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void ConfigureBionicPthreadThreadInitializer(
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NativeThreadInitializer initializer) noexcept;
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} // namespace mocktail::compat
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struct MocktailBionicPthreadAttr;
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// Rebuilds attributes instead of passing Android pthread_attr_t to glibc.
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extern "C" int mocktail_bionic_pthread_create(
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pthread_t* thread, const MocktailBionicPthreadAttr* attr,
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void* (*start_routine)(void*), void* argument);
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// Guest real-time scheduling is denied to avoid the host RLIMIT_RTTIME watchdog.
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extern "C" int mocktail_bionic_pthread_setschedparam(
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pthread_t thread, int policy, const struct sched_param* parameters);
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extern "C" int mocktail_bionic_sched_setscheduler(
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pid_t tid, int policy, const struct sched_param* parameters);
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#endif // MOCKTAIL_COMPAT_BIONIC_PTHREAD_CREATE_RUNTIME_H_
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