Add support for file paths as arguments to emerge. If an argument starts

with / and it's not recognized as a tbz2 or ebuild then we try to find
and owner in the vdb and generate a slot atom from it. Thanks to solar
for the suggestion. (trunk r9367)

svn path=/main/branches/2.1.2/; revision=9535

1 files changed, 29 insertions, 0 deletions

diff --git a/bin/emerge b/bin/emerge
index 2bdfbc61e..a7c843b95 100755
--- a/bin/emerge
+++ b/bin/emerge
@@ -1469,6 +1469,7 @@ class depgraph:
 		self._reinstall_nodes = {}
 		self.mydbapi = {}
 		self.trees = {}
+		self._trees_orig = trees
 		self.roots = {}
 		for myroot in trees:
 			self.trees[myroot] = {}
@@ -2010,6 +2011,34 @@ class depgraph:
 					None, "--onlydeps" not in self.myopts, arg=x):
 					return (0,myfavorites)
 				arg_atoms.append((x, "="+mykey))
+			elif x.startswith(os.path.sep):
+				if not x.startswith(myroot):
+					portage.writemsg(("\n\n!!! '%s' does not start with" + \
+						" $ROOT.\n") % x, noiselevel=-1)
+					return 0, []
+				relative_path = x[len(myroot):]
+				vartree = self._trees_orig[myroot]["vartree"]
+				owner_cpv = None
+				for cpv in vardb.cpv_all():
+					self.spinner.update()
+					cat, pf = portage.catsplit(cpv)
+					if portage.dblink(cat, pf, myroot,
+						pkgsettings, vartree=vartree).isowner(
+						relative_path, myroot):
+						owner_cpv = cpv
+						break
+				if owner_cpv is None:
+					portage.writemsg(("\n\n!!! '%s' is not claimed " + \
+						"by any package.\n") % x, noiselevel=-1)
+					return 0, []
+				slot = vardb.aux_get(owner_cpv, ["SLOT"])[0]
+				if not slot:
+					# portage now masks packages with missing slot, but it's
+					# possible that one was installed by an older version
+					atom = portage.cpv_getkey(owner_cpv)
+				else:
+					atom = "%s:%s" % (portage.cpv_getkey(owner_cpv), slot)
+				arg_atoms.append((x, atom))
 			else:
 				if not is_valid_package_atom(x):
 					portage.writemsg("\n\n!!! '%s' is not a valid package atom.\n" % x,