depgraph: case insensitive search for unsatisfied

This will fix bug #356555.

1 files changed, 12 insertions, 1 deletions

diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py
index 7e55c776e..b9c308bca 100644
--- a/pym/_emerge/depgraph.py
+++ b/pym/_emerge/depgraph.py
@@ -2738,7 +2738,7 @@ class depgraph(object):
 		else:
 			writemsg_stdout("\nemerge: there are no ebuilds to satisfy "+green(xinfo)+".\n", noiselevel=-1)
 			if isinstance(myparent, AtomArg):
-				cp = myparent.atom.cp
+				cp = myparent.atom.cp.lower()
 				cat, pkg = portage.catsplit(cp)
 				if cat == "null":
 					cat = None
@@ -2752,6 +2752,12 @@ class depgraph(object):
 				if "--usepkg" in self._frozen_config.myopts:
 					all_cp.update(bindb.cp_all())
 
+				orig_cp_map = {}
+				for cp in all_cp:
+					cp_lower = cp.lower()
+					orig_cp_map.setdefault(cp_lower, []).append(cp)
+				all_cp = set(orig_cp_map)
+
 				if cat:
 					matches = difflib.get_close_matches(cp, all_cp)
 				else:
@@ -2764,6 +2770,11 @@ class depgraph(object):
 					for pkg_match in pkg_matches:
 						matches.extend(pkg_to_cp[pkg_match])
 
+				matches_orig_case = []
+				for cp in matches:
+					matches_orig_case.extend(orig_cp_map[cp])
+				matches = matches_orig_case
+
 				if len(matches) == 1:
 					writemsg_stdout("\nemerge: Maybe you meant " + matches[0] + "?\n"
 						, noiselevel=-1)