From 5b80a67a44c895e60f120db0967a63d89429f8e7 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sun, 8 Oct 2006 21:43:43 +0000
Subject: For bug #150361, implement greedy matching of command line atoms
 against relevant installed slots.  This patch allows a subset of installed
 slots to be pulled in via operators such as > or <.

svn path=/main/trunk/; revision=4621
---
 bin/emerge | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'bin')

diff --git a/bin/emerge b/bin/emerge
index c60cd35bb..150b8732a 100755
--- a/bin/emerge
+++ b/bin/emerge
@@ -950,6 +950,38 @@ class depgraph:
 					print
 					sys.exit(1)
 
+		if "--update" in self.myopts:
+			"""Make sure all installed slots are updated when possible. Do this
+			with --emptytree also, to ensure that all slots are remerged."""
+			vardb = self.trees[self.target_root]["vartree"].dbapi
+			greedy_atoms = []
+			raw_greedy = []
+			for i in xrange(len(self.args_keys)):
+				myatom = self.args_keys[i]
+				greedy_atoms.append(myatom)
+				raw_greedy.append(raw_args[i])
+				myslots = set()
+				for cpv in vardb.match(myatom):
+					myslots.add(vardb.aux_get(cpv, ["SLOT"])[0])
+				if len(myslots) > 1:
+					for myslot in myslots:
+						myslot_atom = "%s:%s" % \
+							(portage.dep_getkey(myatom), myslot)
+						available = False
+						if "--usepkgonly" not in self.myopts and \
+							self.trees[self.target_root][
+							"porttree"].dbapi.match(myslot_atom):
+							available = True
+						elif "--usepkg" in self.myopts and \
+							self.trees[self.target_root][
+							"bintree"].dbapi.match(myslot_atom):
+							available = True
+						if available:
+							greedy_atoms.append(myslot_atom)
+							raw_greedy.append(raw_args[i])
+			self.args_keys = greedy_atoms
+			raw_args = raw_greedy
+
 		for i in xrange(len(self.args_keys)):
 				mykey = self.args_keys[i]
 				try:
-- 
cgit v1.2.3-1-g7c22