bitbake: lib/bb/{data, siggen}: Don't warn on SkipRecipe exceptions

Recipes/variables that raise a SkipRecipe exception are intentionally
skipped, and should not generate warnings.

[YOCTO #11319]

(Bitbake rev: edf6e6094a9f7ad4b2ba06eef8fd34756edbedce)

Signed-off-by: Nathan Rossi <nathan@nathanrossi.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/data.py

@@ -359,6 +359,8 @@ def build_dependencies(key, keys, shelldeps, varflagsexcl, d):
 
         deps |= set((vardeps or "").split())
         deps -= set(varflags.get("vardepsexclude", "").split())
+    except bb.parse.SkipRecipe:
+        raise
     except Exception as e:
         bb.warn("Exception during build_dependencies for %s" % key)
         raise

bitbake/lib/bb/siggen.py

@@ -157,6 +157,8 @@ class SignatureGeneratorBasic(SignatureGenerator):
 
         try:
             taskdeps = self._build_data(fn, d)
+        except bb.parse.SkipRecipe:
+            raise
         except:
             bb.warn("Error during finalise of %s" % fn)
             raise