emacs-27.1 removed some function that xcscope.el needs. Upstream has a fix, but no new release I suppose: https://sourceforge.net/p/cscope/cscope/ci/eaea31cb93ecddda69a373f83f632e1a450c3c90/
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=5921ece59c359b0eeedb990008db786101bb3257 commit 5921ece59c359b0eeedb990008db786101bb3257 Author: Ulrich Müller <ulm@gentoo.org> AuthorDate: 2023-01-27 06:52:26 +0000 Commit: Ulrich Müller <ulm@gentoo.org> CommitDate: 2023-01-27 06:52:26 +0000 dev-util/cscope: Fix xcscope.el with >=emacs-27 Patch from upstream (with whitespace changes removed). Closes: https://bugs.gentoo.org/892071 Signed-off-by: Ulrich Müller <ulm@gentoo.org> dev-util/cscope/cscope-15.9-r1.ebuild | 70 ++++++++++++++++++++++++ dev-util/cscope/files/cscope-15.9-emacs-27.patch | 28 ++++++++++ 2 files changed, 98 insertions(+)
Thanks.