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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"`make sharedinstall` does not create lib-dynload in DESTDIR if lib-dynload exists in system already","articleBody":"# Bug report\r\n\r\nThe `Makefile.pre.in` rule for creating directories is specified as:\r\n\r\n```\r\n$(DESTSHARED):\r\n\t\t@for i in $(DESTDIRS); \\\r\n\t\tdo \\\r\n\t\t\tif test ! -d $(DESTDIR)$$i; then \\\r\n\t\t\t\techo \"Creating directory $$i\"; \\\r\n\t\t\t\t$(INSTALL) -d -m $(DIRMODE) $(DESTDIR)$$i; \\\r\n\t\t\telse    true; \\\r\n\t\t\tfi; \\\r\n\t\tdone\r\n```\r\n\r\nThis means that if `$(DESTSHARED)` exists already (note: missing `$(DESTDIR)`!), i.e. Python 3.12 has been installed into the system, the directories in `$(DESTDIR)` won't be created and the successive `sharedinstall` rules fail due to the missing destination, e.g.:\r\n\r\n```\r\n/usr/bin/install -c -m 755 Modules/array.cpython-312-x86_64-linux-gnu.so /usr/lib/python3.12/lib-dynload/array.cpython-312-x86_64-linux-gnu.so\r\n/usr/bin/install: cannot create regular file '/var/tmp/portage/dev-lang/python-3.12.0_alpha3/image/usr/lib/python3.12/lib-dynload/array.cpython-312-x86_64-linux-gnu.so': No such file or directory\r\n/usr/bin/install -c -m 755 Modules/_asyncio.cpython-312-x86_64-linux-gnu.so /usr/lib/python3.12/lib-dynload/_asyncio.cpython-312-x86_64-linux-gnu.so\r\n/usr/bin/install: cannot create regular file '/var/tmp/portage/dev-lang/python-3.12.0_alpha3/image/usr/lib/python3.12/lib-dynload/_asyncio.cpython-312-x86_64-linux-gnu.so': No such file or directory\r\n/usr/bin/install -c -m 755 Modules/_bisect.cpython-312-x86_64-linux-gnu.so /usr/lib/python3.12/lib-dynload/_bisect.cpython-312-x86_64-linux-gnu.so\r\n/usr/bin/install: cannot create regular file '/var/tmp/portage/dev-lang/python-3.12.0_alpha3/image/usr/lib/python3.12/lib-dynload/_bisect.cpython-312-x86_64-linux-gnu.so': No such file or directory\r\n```\r\n\r\nFull log: [dev-lang:python-3.12.0_alpha3:20221207-142002.log](https://github.com/python/cpython/files/10218597/dev-lang.python-3.12.0_alpha3.20221207-142002.log)\r\n\r\n\r\n# Your environment\r\n\r\n- CPython versions tested on: 3.12.0a3\r\n- Operating system and architecture: Gentoo Linux/amd64\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-100329\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/mgorny","@type":"Person","name":"mgorny"},"datePublished":"2022-12-13T14:03:36.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/100221/cpython/issues/100221"}