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| author | Steven Knight <knight@baldmt.com> | 2010-02-17 14:20:41 (GMT) |
|---|---|---|
| committer | Steven Knight <knight@baldmt.com> | 2010-02-17 14:20:41 (GMT) |
| commit | add807fa0aa088d65ef5e760b0f77643239df42d (patch) | |
| tree | f2b5d74c1ef37c1d7837afd73cf7486e8e639858 /src/engine/SCons/Builder.py | |
| parent | dacc40883c2844eae068d1b4cf7e8849c56f7cb3 (diff) | |
| download | SCons-add807fa0aa088d65ef5e760b0f77643239df42d.zip SCons-add807fa0aa088d65ef5e760b0f77643239df42d.tar.gz SCons-add807fa0aa088d65ef5e760b0f77643239df42d.tar.bz2 | |
Generate an error message if a BUILDERS entry is set to something that isn't
a Builder object, or known to generate a Builder object, or a callable.
Diffstat (limited to 'src/engine/SCons/Builder.py')
| -rw-r--r-- | src/engine/SCons/Builder.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/engine/SCons/Builder.py b/src/engine/SCons/Builder.py index 0f5bc76..6405da3 100644 --- a/src/engine/SCons/Builder.py +++ b/src/engine/SCons/Builder.py @@ -861,6 +861,16 @@ class CompositeBuilder(SCons.Util.Proxy): self.cmdgen.add_action(suffix, action) self.set_src_suffix(self.cmdgen.src_suffixes()) +def is_a_Builder(obj): + """"Returns True iff the specified obj is one of our Builder classes. + + The test is complicated a bit by the fact that CompositeBuilder + is a proxy, not a subclass of BuilderBase. + """ + return (isinstance(obj, BuilderBase) + or isinstance(obj, CompositeBuilder) + or callable(obj)) + # Local Variables: # tab-width:4 # indent-tabs-mode:nil |