Hello Guix, nextcloud-client has been broken in recent updates to guix and is no longer building:
https://ci.guix.gnu.org/build/238676/details All the errors are in the form of ``` /tmp/guix-build-nextcloud-client-3.1.3.drv-0/build/src/gui/nextcloud_autogen/YCDLW3T4OG/qrc_theme.cpp In file included from /gnu/store/qqs98rxwjrji6aaf6dqwp7q4m545g2sn-glib-2.70.0/include/glib-2.0/glib/glib-typeof.h:39, from /gnu/store/qqs98rxwjrji6aaf6dqwp7q4m545g2sn-glib-2.70.0/include/glib-2.0/glib/gatomic.h:28, from /gnu/store/qqs98rxwjrji6aaf6dqwp7q4m545g2sn-glib-2.70.0/include/glib-2.0/glib/gthread.h:32, from /gnu/store/qqs98rxwjrji6aaf6dqwp7q4m545g2sn-glib-2.70.0/include/glib-2.0/glib/gasyncqueue.h:32, from /gnu/store/qqs98rxwjrji6aaf6dqwp7q4m545g2sn-glib-2.70.0/include/glib-2.0/glib.h:32, from /tmp/guix-build-nextcloud-client-3.1.3.drv-0/source/src/gui/cloudproviders/cloudprovidermanager.cpp:16: /gnu/store/vakvgvrb839igv16jkif4lmx11d25jqb-gcc-10.3.0/include/c++/type_traits:56:3: error: template with C linkage 56 | template<typename _Tp, _Tp __v> | ^~~~~~~~ /tmp/guix-build-nextcloud-client-3.1.3.drv-0/source/src/gui/cloudproviders/cloudprovidermanager.cpp:15:1: note: ?extern "C"? linkage started here 15 | extern "C" { | ^~~~~~~~~~ ``` They see to be directly related to an issue patched in more recent versions of Nextcloud Desktop: https://github.com/nextcloud/desktop/pull/2972 Kind regards, Nicholas von Klitzing
