libsolv/0001-Change-cleandeps-code-so-that-it-keeps-all-providers.patch

From 4e245d61daa731ebab0ac7e0f7bd87ba6c63f116 Mon Sep 17 00:00:00 2001
From: Michael Schroeder <mls@suse.de>
Date: Tue, 14 Jun 2016 13:15:40 +0200
Subject: [PATCH 1/2] Change cleandeps code so that it keeps all providers

It will report less unneeded packages, but it will also not
erase the wrong providers.
---
 src/rules.c | 19 ++++++-------------
 1 file changed, 6 insertions(+), 13 deletions(-)

diff --git a/src/rules.c b/src/rules.c
index 32855e4..07c293a 100644
--- a/src/rules.c
+++ b/src/rules.c
@@ -3869,10 +3869,7 @@ complex_cleandeps_addback(Pool *pool, Id ip, Id req, Map *im, Map *installedm, Q
 	    {
 	      if (!MAPTST(installedm, -p))
 	        break;
-	      continue;
 	    }
-	  if (MAPTST(im, p))
-	    break;
 	}
       if (!p)
 	{
@@ -3880,6 +3877,8 @@ complex_cleandeps_addback(Pool *pool, Id ip, Id req, Map *im, Map *installedm, Q
 	    {
 	      if (p < 0)
 		continue;
+	      if (MAPTST(im, p))
+		continue;
 	      if (!MAPTST(installedm, p))
 		continue;
 	      if (p == ip || MAPTST(userinstalled, p - pool->installed->start))
@@ -4400,12 +4399,9 @@ solver_createcleandepsmap(Solver *solv, Map *cleandepsmap, int unneeded)
 		}
 #endif
 	      FOR_PROVIDES(p, pp, req)
-		if (MAPTST(&im, p))
-		  break;
-	      if (p)
-		continue;
-	      FOR_PROVIDES(p, pp, req)
 		{
+		  if (MAPTST(&im, p))
+		    continue;
 		  if (MAPTST(&installedm, p))
 		    {
 		      if (p == ip)
@@ -4434,12 +4430,9 @@ solver_createcleandepsmap(Solver *solv, Map *cleandepsmap, int unneeded)
 		}
 #endif
 	      FOR_PROVIDES(p, pp, req)
-		if (MAPTST(&im, p))
-		  break;
-	      if (p)
-		continue;
-	      FOR_PROVIDES(p, pp, req)
 		{
+		  if (MAPTST(&im, p))
+		    continue;
 		  if (MAPTST(&installedm, p))
 		    {
 		      if (p == ip)
-- 
2.7.4