On Wed, 25 Dec 2024 07:21:44 +0100 Bruno Haible wrote: > An invocation of raise(SIGABRT), that is, of a synchronous signal, produces > random behaviour in Cygwin 3.5.5: Sometimes it succeeds, sometimes it fails > with error ENOSYS. In previous releases of Cygwin and in all other operating > systems, it always succeeds. > > How to reproduce: > Find test-sigaction.c attached. > Compile it and run it 10 times: > $ x86_64-pc-cygwin-gcc -O2 -Wall test-sigaction.c \ > && ./a && ./a && ./a && ./a && ./a && ./a && ./a && ./a && ./a && ./a > ret = -1, errno = 88 > ret = -1, errno = 88 > ret = 0, errno = 0 > ret = -1, errno = 88 > ret = -1, errno = 88 > ret = -1, errno = 88 > ret = -1, errno = 88 > ret = -1, errno = 88 > ret = -1, errno = 88 > ret = 0, errno = 0 > > This unit test is part of Gnulib. Really, it is a pity that none of the > Cygwin maintainers is running the Gnulib tests before making a new Cygwin > release.
Thanks for the report. This issue will be fixed by the patch: https://cygwin.com/pipermail/cygwin-patches/2024q4/013145.html -- Takashi Yano <takashi.y...@nifty.ne.jp> -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple