implement set arguments to reconfigure and create package sets on the commandline

svn path=/main/trunk/; revision=11581

1 files changed, 23 insertions, 0 deletions

diff --git a/pym/portage/sets/__init__.py b/pym/portage/sets/__init__.py
index f88e1b6ee..8e6a0ea86 100644
--- a/pym/portage/sets/__init__.py
+++ b/pym/portage/sets/__init__.py
@@ -33,6 +33,29 @@ class SetConfig(SafeConfigParser):
 		self._parsed = False
 		self.active = []
 
+	def update(self, setname, options):
+		self.errors = []
+		if not setname in self.psets:
+			options["name"] = setname
+			
+			# for the unlikely case that there is already a section with the requested setname
+			import random
+			while setname in self.sections():
+				setname = "%08d" % random.randint(0, 10**10)
+			
+			self.add_section(setname)
+			for k, v in options.items():
+				self.set(setname, k, v)			
+		else:
+			section = self.psets[setname].creator
+			if self.has_option(section, "multiset") and self.getboolean(section, "multiset"):
+				self.errors.append("Invalid request to reconfigure set '%s' generated by multiset section '%s'" % (setname, section))
+				return
+			for k, v in options.items():
+				self.set(section, k, v)
+		self._parsed = False
+		self._parse()
+
 	def _parse(self):
 		if self._parsed:
 			return