Bug #275047 - Split _emerge/__init__.py into smaller pieces (part 5).

Thanks to Sebastian Mingramm (few) <s.mingramm@gmx.de> for this patch.

svn path=/main/trunk/; revision=13672

1 files changed, 33 insertions, 0 deletions

diff --git a/pym/_emerge/create_depgraph_params.py b/pym/_emerge/create_depgraph_params.py
new file mode 100644
index 000000000..fab741be5
--- /dev/null
+++ b/pym/_emerge/create_depgraph_params.py
@@ -0,0 +1,33 @@
+def create_depgraph_params(myopts, myaction):
+	#configure emerge engine parameters
+	#
+	# self:      include _this_ package regardless of if it is merged.
+	# selective: exclude the package if it is merged
+	# recurse:   go into the dependencies
+	# deep:      go into the dependencies of already merged packages
+	# empty:     pretend nothing is merged
+	# complete:  completely account for all known dependencies
+	# remove:    build graph for use in removing packages
+	myparams = set(["recurse"])
+
+	if myaction == "remove":
+		myparams.add("remove")
+		myparams.add("complete")
+		return myparams
+
+	if "--update" in myopts or \
+		"--newuse" in myopts or \
+		"--reinstall" in myopts or \
+		"--noreplace" in myopts:
+		myparams.add("selective")
+	if "--emptytree" in myopts:
+		myparams.add("empty")
+		myparams.discard("selective")
+	if "--nodeps" in myopts:
+		myparams.discard("recurse")
+	if "--deep" in myopts:
+		myparams.add("deep")
+	if "--complete-graph" in myopts:
+		myparams.add("complete")
+	return myparams
+