Author: Lawrence D'Anna Date: 2020-09-05T11:10:14-07:00 New Revision: 0c642828612dbde30decff6fb080af4de9a173bd
URL: https://github.com/llvm/llvm-project/commit/0c642828612dbde30decff6fb080af4de9a173bd DIFF: https://github.com/llvm/llvm-project/commit/0c642828612dbde30decff6fb080af4de9a173bd.diff LOG: scan-build-py: fix multiprocessing error Recent versions of python3's multiprocessing module will blow up with a Runtime error from this code, saying: An attempt has been made to start a new process before the current process has finished its bootstrapping phase This is becuae the wrappers in bin/ are not using the `__name__ == "__main__"` idiom correctly. Reviewed By: ldionne Differential Revision: https://reviews.llvm.org/D87051 Added: Modified: clang/tools/scan-build-py/bin/analyze-build clang/tools/scan-build-py/bin/intercept-build clang/tools/scan-build-py/bin/scan-build Removed: ################################################################################ diff --git a/clang/tools/scan-build-py/bin/analyze-build b/clang/tools/scan-build-py/bin/analyze-build index 6c285874a208..0884ef2234bf 100755 --- a/clang/tools/scan-build-py/bin/analyze-build +++ b/clang/tools/scan-build-py/bin/analyze-build @@ -5,12 +5,13 @@ # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception import multiprocessing -multiprocessing.freeze_support() - import sys import os.path this_dir = os.path.dirname(os.path.realpath(__file__)) sys.path.append(os.path.dirname(this_dir)) from libscanbuild.analyze import analyze_build -sys.exit(analyze_build()) + +if __name__ == '__main__': + multiprocessing.freeze_support() + sys.exit(analyze_build()) diff --git a/clang/tools/scan-build-py/bin/intercept-build b/clang/tools/scan-build-py/bin/intercept-build index 23f5104782ca..d9757b77b5c7 100755 --- a/clang/tools/scan-build-py/bin/intercept-build +++ b/clang/tools/scan-build-py/bin/intercept-build @@ -5,12 +5,13 @@ # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception import multiprocessing -multiprocessing.freeze_support() - import sys import os.path this_dir = os.path.dirname(os.path.realpath(__file__)) sys.path.append(os.path.dirname(this_dir)) from libscanbuild.intercept import intercept_build -sys.exit(intercept_build()) + +if __name__ == '__main__': + multiprocessing.freeze_support() + sys.exit(intercept_build()) diff --git a/clang/tools/scan-build-py/bin/scan-build b/clang/tools/scan-build-py/bin/scan-build index 156da064a2b4..be4e51887e30 100755 --- a/clang/tools/scan-build-py/bin/scan-build +++ b/clang/tools/scan-build-py/bin/scan-build @@ -5,12 +5,13 @@ # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception import multiprocessing -multiprocessing.freeze_support() - import sys import os.path this_dir = os.path.dirname(os.path.realpath(__file__)) sys.path.append(os.path.dirname(this_dir)) from libscanbuild.analyze import scan_build -sys.exit(scan_build()) + +if __name__ == '__main__': + multiprocessing.freeze_support() + sys.exit(scan_build()) _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
