makefile: define docdir for old automake versions

Notably centos5.

Reported-by: Thomas Mueller <thomas@chaschperli.ch>
Signed-off-by: Sage Weil <sage@newdream.net>

diff --git a/src/Makefile.am b/src/Makefile.am
index 7c5dfcabbb49dda65645b85af187c42ac3bbc416..a47d35213758a81010247c2700d186bef2ed8d36 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -274,6 +274,10 @@ noinst_LIBRARIES +=  #libcephclient_so.a
 EXTRA_DIST = verify-mds-journal.sh vstart.sh stop.sh \
             crun ceph_common.sh init-ceph.in mkcephfs.in cclass.in cclsinfo make_version check_version
 
+
+# work around old versions of automake that don't define $docdir
+docdir = ${datadir}/doc/ceph
+
 install-data-local:
        $(install_sh_SCRIPT) -m 0755 cclass $(DESTDIR)$(bindir)/cclass
        $(install_sh_SCRIPT) -m 0755 cclsinfo $(DESTDIR)$(bindir)/cclsinfo