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-rw-r--r--pym/portage.py21
1 files changed, 14 insertions, 7 deletions
diff --git a/pym/portage.py b/pym/portage.py
index f651ddc59..ec36ede34 100644
--- a/pym/portage.py
+++ b/pym/portage.py
@@ -1813,22 +1813,29 @@ class config:
self.getvirtuals()
# Grab the virtuals this package provides and add them into the tree virtuals.
provides = mydbapi.aux_get(mycpv, ["PROVIDE"])[0]
+ if not provides:
+ return
if isinstance(mydbapi, portdbapi):
+ self.setcpv(mycpv, mydb=mydbapi)
myuse = self["USE"]
else:
myuse = mydbapi.aux_get(mycpv, ["USE"])[0]
virts = flatten(portage_dep.use_reduce(portage_dep.paren_reduce(provides), uselist=myuse.split()))
+ modified = False
cp = dep_getkey(mycpv)
for virt in virts:
virt = dep_getkey(virt)
- if not self.treeVirtuals.has_key(virt):
- self.treeVirtuals[virt] = []
- # XXX: Is this bad? -- It's a permanent modification
- if cp not in self.treeVirtuals[virt]:
- self.treeVirtuals[virt].append(cp)
-
- self.virtuals = self.__getvirtuals_compile()
+ providers = self.treeVirtuals.get(virt)
+ if providers is None:
+ providers = []
+ self.treeVirtuals[virt] = providers
+ if cp not in providers:
+ providers.append(cp)
+ modified = True
+
+ if modified:
+ self.virtuals = self.__getvirtuals_compile()
def regenerate(self,useonly=0,use_cache=1):