[libc-commits] [libc] [libc] implement ioctl (PR #85890)

Schrodinger ZHU Yifan via libc-commits libc-commits at lists.llvm.org
Fri Mar 22 16:07:03 PDT 2024


================
@@ -0,0 +1,29 @@
+//===-- Unittests for ioctl ---------------------------------------------===//
+//
+// 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" // For internal syscall function.
+#include "src/errno/libc_errno.h"
+#include "src/sys/ioctl/ioctl.h"
+#include "src/unistd/sysconf.h"
+#include "test/UnitTest/ErrnoSetterMatcher.h"
+#include "test/UnitTest/LibcTest.h"
+#include "test/UnitTest/Test.h"
+
+#include <sys/mman.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails;
+using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds;
+
+TEST(LlvmLibcIoctlTest, InvalidFileDescriptor) {
+  int fd = 10;
+  unsigned long request = 10;
+  int res = LIBC_NAMESPACE::ioctl(fd, 10, NULL);
+  EXPECT_THAT(res, Fails(EBADF, -1));
+}
----------------
SchrodingerZhu wrote:

Please add trailing new line

https://github.com/llvm/llvm-project/pull/85890


More information about the libc-commits mailing list