[libc-commits] [libc] [libc] Add implementation of getcpu syscall wrapper (PR #150871)

[Michael Jones via libc-commits]

================
@@ -0,0 +1,29 @@
+//===-- Unittests for getcpu ----------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/__support/OSUtil/syscall.h"
+#include "src/__support/libc_errno.h"
+#include "src/sched/getcpu.h"
+#include "test/UnitTest/ErrnoSetterMatcher.h"
+
+#include <sched.h>
+
+TEST(LlvmLibcSchedGetCpuTest, SmokeTest) {
----------------
michaelrj-google wrote:

since these are setting errno, this should use ErrnoCheckingTest. See `mmap_test.cpp` for a good example.

https://github.com/llvm/llvm-project/pull/150871