The installation of sys-fs/multipath-tools-0.7.1 fails with this message : cat libdmmp/libdmmp.h | \ perl docs/doc-preclean.pl > /var/tmp/portage/sys-fs/multipath-tools-0.7.1/temp/tmp.QiTaLUj2BX perl docs/kernel-doc -man /var/tmp/portage/sys-fs/multipath-tools-0.7.1/temp/tmp.QiTaLUj2BX | \ perl docs/split-man.pl docs/man libdmmp_pg.c:26:18: fatal error : json.h : no such file or directory #include <json.h> ^ Installing dev-libs/json-c prior to multipath-tools solves the issue, so I think that this package may need a dependency to json-c. In this case, the ebuild could be modified to read : RDEPEND=">=sys-fs/lvm2-2.02.45 >=virtual/udev-171 dev-libs/libaio dev-libs/userspace-rcu sys-libs/readline:0= + dev-libs/json-c rbd? ( sys-cluster/ceph ) systemd? ( sys-apps/systemd )"
commit 9d6469c1d6f9cf3556f8c4c2480397a2ca53ed88 (HEAD -> master, origin/master, origin/HEAD) Author: Lars Wendler <polynomial-c@gentoo.org> Date: Tue Aug 8 09:21:46 2017 sys-fs/multipath-tools: Added dev-libs/json-c to RDEPEND (bug #626912). Package-Manager: Portage-2.3.6, Repoman-2.3.3