[EMAIL PROTECTED] wrote: > "Simon Forman" <[EMAIL PROTECTED]> writes: > > > pycraze wrote: > >> I would like to ask a question. How do one handle the exception due to > >> Segmentation fault due to Python ? Our bit operations and arithmetic > >> manipulations are written in C and to some of our testcases we > >> experiance Segmentation fault from the python libraries. > >> > >> If i know how to handle the exception for Segmentation fault , it will > >> help me complete the run on any testcase , even if i experiance Seg > >> Fault due to any one or many functions in my testcase. > > > > AFAIK, seg fault kills your program dead. There's no exception to > > handle. If you're getting seg faults from the python standard library, > > that's a pretty serious thing, way more serious than just not-passed > > testcases. > > Segfault handling is platform-dependant... So, at least on unix-like > platform, you can use the signal module to detect segfault: > > import signal > > def handler(signum, frame): > print 'Segfault detected' > # you may use the stack frame here to help debugging > > signal.signal(signal.SIGSEGV, handler) > > -- > Thomas SAMSON > "You're very sure of your facts, " he said at last, "I > couldn't trust the thinking of a man who takes the Universe > - if there is one - for granted. "
It's good to know that this is possible. However, it's almost certainly a bad idea to "catch" seg faults and then just proceed with further testcases. Printing out debugging information would be pretty good though. Peace, ~Simon -- http://mail.python.org/mailman/listinfo/python-list