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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"undefined symbol: PyExc_SystemError","articleBody":"OS: Debian Buster\r\nmod_python: master HEAD (7af8011)\r\n\r\n```\r\n/usr/src/mod_python# ./configure --with-python=/usr/bin/python3\r\nchecking for gcc... gcc\r\nchecking whether the C compiler works... yes\r\nchecking for C compiler default output file name... a.out\r\nchecking for suffix of executables... \r\nchecking whether we are cross compiling... no\r\nchecking for suffix of object files... o\r\nchecking whether we are using the GNU C compiler... yes\r\nchecking whether gcc accepts -g... yes\r\nchecking for gcc option to accept ISO C89... none needed\r\nchecking for ar... ar\r\nchecking for a BSD-compatible install... /usr/bin/install -c\r\nchecking whether make sets $(MAKE)... yes\r\nchecking for main in -lm... yes\r\nchecking for an ANSI C-conforming const... yes\r\nchecking your blood pressure... a bit high, but we can proceed\r\nconfigure: checking whether apxs is available...\r\nchecking for apxs2... /usr/bin/apxs2\r\nchecking Apache version... 2.4.38\r\nchecking for Apache libexec directory... /usr/lib/apache2/modules\r\nchecking for Apache include directory... -I/usr/include/apache2\r\nchecking for --with-python... /usr/bin/python3\r\nchecking Python version... 3.7\r\nchecking for --with-mutex-dir... no\r\nUsing MUTEX_DIR /tmp\r\nchecking for --with-max-locks... no\r\nUsing 8 MAX_LOCKS.\r\nchecking for --with-flex... no\r\nchecking for flex... /usr/bin/flex\r\nfound /usr/bin/flex, we'll use this. Use --with-flex to specify another.\r\nchecking flex version... configure: WARNING: Flex version 2.6.4 found.\r\n    Version 2.5.31 or greater is required.  You can generally ignore this\r\n    warning unless you need to regenerate psp_parser.c from psp_parse.l.\r\n    If you do need regenerate psp_parser.c, use --with-flex to specify the\r\n    location of the correct flex version. See the README for more information.\r\nconfigure: creating ./config.status\r\nconfig.status: creating Makefile\r\nconfig.status: creating src/Makefile\r\nconfig.status: creating Doc/Makefile\r\nconfig.status: creating src/include/mod_python.h\r\nconfig.status: creating test/Makefile\r\nconfig.status: creating dist/setup.py\r\nconfig.status: creating dist/Makefile\r\nconfig.status: creating scripts/Makefile\r\nconfig.status: creating scripts/mod_python\r\n```\r\n\r\nRunning `make test` yields following errors: `apache2: Syntax error on line 57 of /usr/src/mod_python/test/conf/test.conf: Cannot load /usr/src/mod_python/src/mod_python.so into server: /usr/src/mod_python/src/mod_python.so: undefined symbol: PyExc_SystemError`\r\n\r\nSeems like libpython is not linked properly:\r\n```\r\n:/usr/src/mod_python# ldd src/mod_python.so \r\n\tlinux-vdso.so.1 (0x00007fffd907c000)\r\n\tlibcrypt.so.1 =\u003e /lib/x86_64-linux-gnu/libcrypt.so.1 (0x00007f4494320000)\r\n\tlibpthread.so.0 =\u003e /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f44942ff000)\r\n\tlibdl.so.2 =\u003e /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f44942f0000)\r\n\tlibutil.so.1 =\u003e /lib/x86_64-linux-gnu/libutil.so.1 (0x00007f44942e0000)\r\n\tlibc.so.6 =\u003e /lib/x86_64-linux-gnu/libc.so.6 (0x00007f4494110000)\r\n\t/lib64/ld-linux-x86-64.so.2 (0x00007f449439d000)\r\n```\r\n\r\nAny hints on how to solve this?\r\n\r\nThanks in advance\r\nIgor","author":{"url":"https://github.com/jenner","@type":"Person","name":"jenner"},"datePublished":"2019-11-08T09:41:50.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/81/mod_python/issues/81"}