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

[André Erdmann]

commit:     d477ed333db169615548743eeca1a190f6b84c17
Author:     André Erdmann <dywi <AT> mailerd <DOT> de>
AuthorDate: Fri Jun 29 22:30:32 2012 +0000
Commit:     André Erdmann <dywi <AT> mailerd <DOT> de>
CommitDate: Fri Jun 29 22:30:32 2012 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/R_overlay.git;a=commit;h=d477ed33

filter out dependencies provided by eclass

* dev-lang/R will automatically be removed from the ebuild dependencies
  unless a version newer than the oldest in the portage tree (2.10.1)
  is required

	modified:   roverlay/ebuild/depres.py

---
 roverlay/ebuild/depres.py |   39 ++++++++++++++++++++++++++++++++++++++-
 1 files changed, 38 insertions(+), 1 deletions(-)

diff --git a/roverlay/ebuild/depres.py b/roverlay/ebuild/depres.py
index 6aca522..383831e 100644
--- a/roverlay/ebuild/depres.py
+++ b/roverlay/ebuild/depres.py
@@ -153,9 +153,46 @@ class EbuildDepRes ( object ):
 
 	def _make_result ( self ):
 		"""Make evars using the depres result."""
+		def dep_allowed ( dep ):
+			#FIXME hardcoded
+
+			# the oldest version of dev-lang/R in portage
+			OLDEST_R_VERSION = ( 2, 20, 1 )
+
+			if not dep:
+				return False
+
+			cat, sep, remainder = dep.partition ( '/' )
+
+			if not sep:
+				raise Exception ( "bad dependency string '%s'!" % dep )
+
+			dep_list = remainder.split ( '-', 2 )
+
+			if len ( dep_list ) < 2:
+				ver = ( 0, )
+			else:
+				ver = tuple ( int (x) for x in dep_list [1].split ( '.' ) )
+
+
+			if cat.endswith ( 'dev-lang' ) \
+				and dep_list [0] == 'R' \
+				and cat [0] != '!' \
+			:
+				if not ver:
+					# filters out 'dev-lang/R'
+					return False
+				else:
+					return ver > OLDEST_R_VERSION
+
+			return True
+		# --- end of dep_allowed (...) ---
+
 		_result = list()
 		for dep_type, channel in self._channels.items():
-			deplist = list ( filter ( None, channel.collect_dependencies() ) )
+			deplist = tuple ( filter (
+				dep_allowed, channel.collect_dependencies() )
+			)
 
 			if deplist is None:
 				## FIXME: false positive: "empty" channel