New submission from Martin Husemann <mar...@netbsd.org>: When building python extensions in the background w/o stdin (and stderr and stdout redirected to a log file), the invocation of setup.py fails.
Normal build in a shell: Example from pyexpat: > /usr/pkg/bin/python3.6 setup.py build running build running build_ext building 'pyexpat' extension creating build creating build/temp.netbsd-8.99.14-amd64-3.6 creating build/temp.netbsd-8.99.14-amd64-3.6/Modules gcc -DNDEBUG -O2 -pipe -D_FORTIFY_SOURCE=2 -I/usr/include -I/usr/pkg/include -O2 -pipe -D_FORTIFY_SOURCE=2 -I/usr/include -I/usr/pkg/include/python3.6 -I/usr/include -I/usr/pkg/include/python3.6 -fPIC -DHAVE_EXPAT_H -I/work/pkgobj/textproc/py-expat/work/.buildlink/include -I/usr/pkg/include/python3.6 -c Modules/pyexpat.c -o build/temp.netbsd-8.99.14-amd64-3.6/Modules/pyexpat.o creating build/lib.netbsd-8.99.14-amd64-3.6 gcc -pthread -shared -L. -L/usr/lib -Wl,-R/usr/lib -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/X11R7/lib -Wl,-R/usr/X11R7/lib -L/usr/lib -Wl,-R/usr/lib -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/X11R7/lib -Wl,-R/usr/X11R7/lib -L/usr/lib -Wl,-R/usr/lib -Wl,-R/usr/pkg/lib -O2 -pipe -D_FORTIFY_SOURCE=2 -I/usr/include -I/usr/pkg/include/python3.6 -I/usr/include -I/usr/pkg/include/python3.6 build/temp.netbsd-8.99.14-amd64-3.6/Modules/pyexpat.o -L/work/pkgobj/textproc/py-expat/work/.buildlink/lib -L/usr/pkg/lib -Wl,-R/work/pkgobj/textproc/py-expat/work/.buildlink/lib -lexpat -lpython3.6 -o build/lib.netbsd-8.99.14-amd64-3.6/pyexpat.so But if invoked as > ( sleep 15; /usr/pkg/bin/python3.6 setup.py build ) >/tmp/log 2>&1 & > ^D and then watching /tmp/log from another session: Fatal Python error: Py_Initialize: can't initialize sys standard streams OSError: [Errno 9] Bad file descriptor Current thread 0x000075b4e4cee800 (most recent call first): [1] Abort trap (core dumped) /usr/pkg/bin/pyt... ---------- components: Build messages: 315886 nosy: MartinHusemann priority: normal severity: normal status: open title: Build does not work with closed stdin type: enhancement versions: Python 3.6 _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue33384> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
