bitbake/cooker: terminate when errors found in layer configuration

If we find an error in the layer configuration (such as an unsatisfied
item in LAYERDEPENDS) then exit by raising an exception at the end of
handleCollections() (without producing a backtrace).

(Bitbake rev: c7486a09310fe63b1aa1b7b0bb9450f306b6093b)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/cooker.py

@@ -55,6 +55,11 @@ class NothingToBuild(Exception):
     Exception raised when there is nothing to build
     """
 
+class CollectionError(bb.BBHandledException):
+    """
+    Exception raised when layer configuration is incorrect
+    """
+
 class state:
     initial, parsing, running, shutdown, stop = range(5)
 
@@ -893,6 +898,7 @@ class BBCooker:
 
     def handleCollections( self, collections ):
         """Handle collections"""
+        errors = False
         self.status.bbfile_config_priorities = []
         if collections:
             collection_priorities = {}
@@ -907,6 +913,7 @@ class BBCooker:
                         prio = int(priority)
                     except ValueError:
                         parselog.error("invalid value for BBFILE_PRIORITY_%s: \"%s\"", c, priority)
+                        errors = True
                     if min_prio == 0 or prio < min_prio:
                         min_prio = prio
                     collection_priorities[c] = prio
@@ -925,6 +932,7 @@ class BBCooker:
                                 depver = int(depsplit[1])
                             except ValueError:
                                 parselog.error("invalid version value in LAYERDEPENDS_%s: \"%s\"", c, dep)
+                                errors = True
                                 continue
                         else:
                             depver = None
@@ -939,13 +947,17 @@ class BBCooker:
                                         lver = int(layerver)
                                     except ValueError:
                                         parselog.error("invalid value for LAYERVERSION_%s: \"%s\"", c, layerver)
+                                        errors = True
                                         continue
                                     if lver <> depver:
                                         parselog.error("Layer dependency %s of layer %s is at version %d, expected %d", dep, c, lver, depver)
+                                        errors = True
                                 else:
                                     parselog.error("Layer dependency %s of layer %s has no version, expected %d", dep, c, depver)
+                                    errors = True
                         else:
                             parselog.error("Layer dependency %s of layer %s not found", dep, c)
+                            errors = True
                     collection_depends[c] = depnamelist
                 else:
                     collection_depends[c] = []
@@ -969,13 +981,18 @@ class BBCooker:
                 regex = self.configuration.data.getVar("BBFILE_PATTERN_%s" % c, 1)
                 if regex == None:
                     parselog.error("BBFILE_PATTERN_%s not defined" % c)
+                    errors = True
                     continue
                 try:
                     cre = re.compile(regex)
                 except re.error:
                     parselog.error("BBFILE_PATTERN_%s \"%s\" is not a valid regular expression", c, regex)
+                    errors = True
                     continue
                 self.status.bbfile_config_priorities.append((c, regex, cre, collection_priorities[c]))
+        if errors:
+            # We've already printed the actual error(s)
+            raise CollectionError("Errors during parsing layer configuration")
 
     def buildSetVars(self):
         """