[gentoo-commits] proj/R_overlay:master commit in: eclass/

["André Erdmann" <dywi@mailerd.de>]

commit:     a32e7b7f9fafa048eaaef1ad7ce38a8fd3aac3e6
Author:     André Erdmann <dywi <AT> mailerd <DOT> de>
AuthorDate: Fri Aug  3 11:41:49 2012 +0000
Commit:     André Erdmann <dywi <AT> mailerd <DOT> de>
CommitDate: Fri Aug  3 11:41:49 2012 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/R_overlay.git;a=commit;h=a32e7b7f

eclass: Report unresolved but optional deps

---
 eclass/R-packages.eclass |   16 +++++++++++++++-
 1 files changed, 15 insertions(+), 1 deletions(-)

diff --git a/eclass/R-packages.eclass b/eclass/R-packages.eclass
index 8eac623..9200d5f 100644
--- a/eclass/R-packages.eclass
+++ b/eclass/R-packages.eclass
@@ -4,7 +4,7 @@
 
 inherit eutils
 
-EXPORT_FUNCTIONS src_unpack src_prepare src_compile src_install
+EXPORT_FUNCTIONS src_unpack src_prepare src_compile src_install pkg_postinst
 
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
@@ -32,3 +32,17 @@ R-packages_src_install() {
 	insinto "${EPREFIX}/usr/$(get_libdir)/R/site-library"
 	doins -r ${PN}
 }
+
+R-package_pkg_postinst() {
+	if [[ "${_UNRESOLVABLE_PACKAGES:-}" ]]; then
+		# _UNRESOLVABLE_PACKAGES is only set if it has more than zero items
+		local _max=${#_UNRESOLVABLE_PACKAGES[*]} i=
+
+		einfo "Dependency(-ies):"
+		for (( i=0; i<${_max}; i++ )); do
+			einfo "- ${_UNRESOLVABLE_PACKAGES[$i]}"
+		done
+		einfo 'are (is) suggested by upstream but could not be found.'
+		einfo 'Please install it manually from the R interpreter if you need it.'
+	fi
+}