[PATCH] D19260: [analyzer][scan-build-py] subprocess output handling reviewed in clang module

[Laszlo Nagy via cfe-commits]

rizsotto.mailinglist created this revision.
rizsotto.mailinglist added reviewers: zaks.anna, dcoughlin.
rizsotto.mailinglist added a subscriber: cfe-commits.

In python subprocess.check_output is an easy way to collect child process output. Current implementation does deal with Popen class, which requires more code to get the desired output lines. Beside the simplifications, this patch also introduce a few more tests on active checker logic.

http://reviews.llvm.org/D19260

Files:
  tools/scan-build-py/libscanbuild/analyze.py
  tools/scan-build-py/libscanbuild/clang.py
  tools/scan-build-py/tests/unit/test_clang.py

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