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* Fix an incomplete null structure spec in Python readline suppression module.Todd Fiala2014-06-261-1/+1
| | | | | | | | Now that I'm building Linux with clang, I'm seeing more clang warnings. This fills in some extra fields missing in the final end-of-structure-array marker. llvm-svn: 211812
* * Rename PYTHON_INCLUDES to PYTHON_INC_DIR to match the similar declarationSylvestre Ledru2014-02-261-2/+2
| | | | | | | | in lldb.svn/Makefile * Use CPP.Flags to export the declaration. The current solution broke all builds on http://llvm-jenkins.debian.net/ llvm-svn: 202270
* Suppress python readline module under Linux to fix a seg fault.Todd Fiala2014-02-263-0/+145
Bug fix for pr18841: http://llvm.org/bugs/show_bug.cgi?id=18841 This change creates a stub Python readline.so module that does almost nothing. Its whole purpose is to prevent Python from loading the real module, something it does during the embedded Python interpreter's initialization sequence (and way before lldb ever requests it within embedded_interpreter.py). On Ubuntu 12.04 and 13.10 x86_64, and in the Python 2.7.6 tree, the stock Python readline module links against the GNU readline library. This appears to be the case on all Pythons except where __APPLE__ is defined. LLDB now requires linking against the libedit library. Something about having both libedit.so and libreadline.so linked into the same process space is causing the Python readline.so to trigger a NULL memory access. I have put in a separate patch to python.org. This suppression of embedded interpreter readline support can be removed if at least any one of the following happens: 1. The stock python distribution accepts a patch similar to what I submitted to Python 2.7.6's Modules/readline.c file. 2. The stock python distribution implements Modules/readline.c in terms of libedit's readline compatibility mode (i.e. essentially compiles it the way __APPLE__ compiles that module) under Linux. 3. a clean-room implementation of the python readline module is implemented against libedit (either readline compatibility mode or native libedit). This could be implemented within the readline.cpp file that this change introduces. It cannot be a fork of python's readline.c module due to llvm licensing. The net effect of this change on Linux is that the embedded python's readline support will not exist. llvm-svn: 202243
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