jcai19 marked 6 inline comments as done.
jcai19 added inline comments.

================
Comment at: clang-tools-extra/clang-tidy/android/CloexecPipeCheck.cpp:31
+      Result,
+      "prefer pipe2() to pipe() because pipe2() allows O_CLOEXEC",
+      ReplacementText);
----------------
gribozavr wrote:
> hokein wrote:
> > the message doesn't seem to explain the reason, especially to the people 
> > who are not familiar with the `pipe` API, maybe `prefer pipe2() to pipe() 
> > to avoid file descriptor leakage` is clearer?
> > 
> > Ah, it looks like you are following the existing `CloexecCreatCheck` check, 
> > no need to do it in this patch. 
> "prefer pipe2() with O_CLOEXEC to avoid leaking file descriptors to child 
> processes"
> 
> No need to change in this patch if you're following an existing pattern, but 
> please do update the message in all checks in a separate patch to explain 
> things better.
Thanks for the comments. I have updated the text. 


================
Comment at: clang-tools-extra/test/clang-tidy/android-cloexec-pipe.cpp:17
+  pipe(pipefd);
+  // CHECK-MESSAGES-NOT: warning:
+}
----------------
srhines wrote:
> hokein wrote:
> > nit: no need to do it explicitly, if a warning is shown unexpectedly, the 
> > test will fail.
> I somehow never realized this (and there seem to be several places that also 
> don't realize it). Thanks for letting us know.
Thanks for the clarification.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61967/new/

https://reviews.llvm.org/D61967



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