[libc-commits] [libc] [libc] Implement fchown (PR #167286)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- libc/src/unistd/fchown.h libc/src/unistd/linux/fchown.cpp libc/test/src/unistd/fchown_test.cpp --diff_from_common_commit
``````````

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``````````diff
diff --git a/libc/src/unistd/fchown.h b/libc/src/unistd/fchown.h
index 23c6295da..575f6173e 100644
--- a/libc/src/unistd/fchown.h
+++ b/libc/src/unistd/fchown.h
@@ -19,5 +19,4 @@ int fchown(int fildes, uid_t owner, gid_t group);
 
 } // namespace LIBC_NAMESPACE_DECL
 
-
-#endif  // LLVM_LIBC_SRC_UNISTD_FCHOWN_H_
+#endif // LLVM_LIBC_SRC_UNISTD_FCHOWN_H_
diff --git a/libc/test/src/unistd/fchown_test.cpp b/libc/test/src/unistd/fchown_test.cpp
index b44b728d3..c29914ef4 100644
--- a/libc/test/src/unistd/fchown_test.cpp
+++ b/libc/test/src/unistd/fchown_test.cpp
@@ -7,8 +7,8 @@
 //===----------------------------------------------------------------------===//
 
 #include "src/fcntl/open.h"
-#include "src/unistd/fchown.h"
 #include "src/unistd/close.h"
+#include "src/unistd/fchown.h"
 #include "src/unistd/getgid.h"
 #include "src/unistd/getuid.h"
 #include "src/unistd/unlink.h"
@@ -46,6 +46,5 @@ TEST_F(LlvmLibcFchownTest, FchownSuccess) {
 
 TEST_F(LlvmLibcFchownTest, ChownInvalidFileDescriptor) {
   using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails;
-  ASSERT_THAT(LIBC_NAMESPACE::chown(-1, 1000, 1000),
-              Fails(ENOENT));
+  ASSERT_THAT(LIBC_NAMESPACE::chown(-1, 1000, 1000), Fails(ENOENT));
 }

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https://github.com/llvm/llvm-project/pull/167286