media-libs/ganv: Fix building with latest glibmm/libsigc++

Package-Manager: portage-2.2.26

media-libs/ganv/ganv-1.4.2.ebuild

@@ -5,7 +5,7 @@
 EAPI=5
 PYTHON_COMPAT=( python2_7 )
 PYTHON_REQ_USE='threads(+)'
-inherit eutils waf-utils python-any-r1
+inherit eutils flag-o-matic waf-utils python-any-r1
 
 DESCRIPTION="A GTK+ widget for interactive graph-like environments"
 HOMEPAGE="http://drobilla.net/software/ganv/"
@@ -16,22 +16,25 @@ SLOT="0"
 KEYWORDS="~amd64 ~x86"
 IUSE="+fdgl +graphviz introspection nls"
 
-RDEPEND="dev-cpp/glibmm:2
+RDEPEND="
+ dev-cpp/glibmm:2
  dev-cpp/gtkmm:2.4
  x11-libs/gtk+:2
  graphviz? ( media-gfx/graphviz[gtk] )
- introspection? ( app-text/yelp-tools
- dev-libs/gobject-introspection[doctool] )"
+ introspection? (
+ app-text/yelp-tools
+ dev-libs/gobject-introspection:=[doctool] )
+"
 DEPEND="${RDEPEND}
- nls? ( virtual/libintl )"
-
-DOCS=( AUTHORS NEWS README )
+ nls? ( virtual/libintl )
+"
 
 src_prepare() {
  epatch "${FILESDIR}"/${P}-no-fdgl.patch
 }
 
 src_configure() {
+ append-cxxflags -std=c++11
  waf-utils_src_configure \
  $(use graphviz || echo "--no-graphviz") \
  $(use fdgl || echo "--no-fdgl") \