skipped recipe handling v2

index 5b8e3ee..a0df93e 100644
@@ -43,7 +43,7 @@ except ImportError:
     logger.info("Importing cPickle failed. "
                 "Falling back to a very slow implementation.")
 
-__cache_version__ = "139"
+__cache_version__ = "140"
 
 def getCacheFile(path, filename):
     return os.path.join(path, filename)

@@ -96,8 +96,11 @@ class CoreRecipeInfo(RecipeInfoCommon):
         self.variants = self.listvar('__VARIANTS', metadata) + ['']
         self.nocache = self.getvar('__BB_DONT_CACHE', metadata)
 
-        if self.getvar('__SKIPPED', metadata):
+        self.skipreason = self.getvar('__SKIPPED', metadata)
+        if self.skipreason:
             self.skipped = True
+            self.provides  = self.depvar('PROVIDES', metadata)
+            self.rprovides = self.depvar('RPROVIDES', metadata)
             return
 
         self.tasks = metadata.getVar('__BBTASKS', False)

@@ -446,7 +449,7 @@ class Cache(object):
         cached, infos = self.load(fn, appends, cfgData)
         for virtualfn, info_array in infos:
             if info_array[0].skipped:
-                logger.debug(1, "Skipping %s", virtualfn)
+                logger.debug(1, "Skipping %s: %s", virtualfn, info_array[0].skipreason)
                 skipped += 1
             else:
                 self.add_info(virtualfn, info_array, cacheData, not cached)

index 5bdf90f..a64ee52 100644
@@ -55,6 +55,20 @@ class NothingToBuild(Exception):
 class state:
     initial, parsing, running, shutdown, stop = range(5)
 
+
+class SkippedPackage:
+    def __init__(self, info = None, reason = None):
+        self.skipreason = None
+        self.provides = None
+        self.rprovides = None
+
+        if info:
+            self.skipreason = info.skipreason
+            self.provides = info.provides
+            self.rprovides = info.rprovides
+        elif reason:
+            self.skipreason = reason
+
 #============================================================================#
 # BBCooker
 #============================================================================#

@@ -66,6 +80,7 @@ class BBCooker:
     def __init__(self, configuration, server_registration_cb):
         self.status = None
         self.appendlist = {}
+        self.skiplist = {}
 
         self.server_registration_cb = server_registration_cb
 

@@ -1261,6 +1276,7 @@ class CookerParser(object):
         for virtualfn, info_array in result:
             if info_array[0].skipped:
                 self.skipped += 1
+                self.cooker.skiplist[virtualfn] = SkippedPackage(info_array[0])
             self.bb_cache.add_info(virtualfn, info_array, self.cooker.status,
                                         parsed=parsed)
         return True

index b296562..722d542 100644
@@ -376,8 +376,8 @@ def multi_finalize(fn, d):
     try:
         if not onlyfinalise or "default" in onlyfinalise:
             finalize(fn, d)
-    except bb.parse.SkipPackage:
-        bb.data.setVar("__SKIPPED", True, d)
+    except bb.parse.SkipPackage as e:
+        bb.data.setVar("__SKIPPED", e.args[0], d)
     datastores = {"": safe_d}
 
     versions = (d.getVar("BBVERSIONS", True) or "").split()

@@ -419,8 +419,8 @@ def multi_finalize(fn, d):
             verfunc(pv, d, safe_d)
             try:
                 finalize(fn, d)
-            except bb.parse.SkipPackage:
-                bb.data.setVar("__SKIPPED", True, d)
+            except bb.parse.SkipPackage as e:
+                bb.data.setVar("__SKIPPED", e.args[0], d)
 
         _create_variants(datastores, versions, verfunc)
 

@@ -439,8 +439,8 @@ def multi_finalize(fn, d):
             try:
                 if not onlyfinalise or variant in onlyfinalise:
                     finalize(fn, variant_d, variant)
-            except bb.parse.SkipPackage:
-                bb.data.setVar("__SKIPPED", True, variant_d)
+            except bb.parse.SkipPackage as e:
+                bb.data.setVar("__SKIPPED", e.args[0], variant_d)
 
     if len(datastores) > 1:
         variants = filter(None, datastores.iterkeys())

index d2ed5d4..6b5ad5a 100755
@@ -83,6 +83,8 @@ class Commands(cmd.Cmd):
         for pn in self.cooker_data.pkg_pn:
             self.show_appends_for_pn(pn)
 
+        self.show_appends_for_skipped()
+
         self.show_appends_with_no_recipes()
 
     def show_appends_for_pn(self, pn):

@@ -94,17 +96,27 @@ class Commands(cmd.Cmd):
                                              self.cooker_data.pkg_pn)
         best_filename = os.path.basename(best[3])
 
+        self.show_appends_output(filenames, best_filename)
+
+    def show_appends_for_skipped(self):
+        filenames = [os.path.basename(f)
+                    for f in self.cooker.skiplist.iterkeys()]
+        self.show_appends_output(filenames, None, " (skipped)")
+
+    def show_appends_output(self, filenames, best_filename, name_suffix = ''):
         appended, missing = self.get_appends_for_files(filenames)
         if appended:
             for basename, appends in appended:
-                logger.info('%s:', basename)
+                logger.info('%s%s:', basename, name_suffix)
                 for append in appends:
                     logger.info('  %s', append)
 
-            if best_filename in missing:
-                logger.warn('%s: missing append for preferred version',
-                            best_filename)
-                self.returncode |= 1
+            if best_filename:
+                if best_filename in missing:
+                    logger.warn('%s: missing append for preferred version',
+                                best_filename)
+                    self.returncode |= 1
+
 
     def get_appends_for_files(self, filenames):
         appended, notappended = set(), set()

@@ -124,6 +136,8 @@ class Commands(cmd.Cmd):
     def show_appends_with_no_recipes(self):
         recipes = set(os.path.basename(f)
                       for f in self.cooker_data.pkg_fn.iterkeys())
+        recipes |= set(os.path.basename(f)
+                      for f in self.cooker.skiplist.iterkeys())
         appended_recipes = self.cooker_data.appends.iterkeys()
         appends_without_recipes = [self.cooker_data.appends[recipe]
                                    for recipe in appended_recipes