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llvm-build: Add --print-tree command line option.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143625 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -54,11 +54,12 @@ class LLVMProjectInfo(object):
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ci.name, ci.subpath, existing.subpath))
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self.component_info_map[ci.name] = ci
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# Add the root component, which does not go in any list.
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# Add the root component.
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if '$ROOT' in self.component_info_map:
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fatal("project is not allowed to define $ROOT component")
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self.component_info_map['$ROOT'] = componentinfo.GroupComponentInfo(
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'/', '$ROOT', None)
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self.component_infos.append(self.component_info_map['$ROOT'])
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# Topologically order the component information according to their
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# component references.
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@ -80,11 +81,12 @@ class LLVMProjectInfo(object):
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components_to_visit.remove(ci)
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# Validate the parent reference, which we treat specially.
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parent = self.component_info_map.get(ci.parent)
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if parent is None:
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fatal("component %r has invalid reference %r (via %r)" % (
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ci.name, ci.parent, 'parent'))
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ci.set_parent_instance(parent)
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if ci.parent is not None:
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parent = self.component_info_map.get(ci.parent)
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if parent is None:
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fatal("component %r has invalid reference %r (via %r)" % (
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ci.name, ci.parent, 'parent'))
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ci.set_parent_instance(parent)
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for relation,referent_name in ci.get_component_references():
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# Validate that the reference is ok.
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@ -113,12 +115,26 @@ class LLVMProjectInfo(object):
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while components_to_visit:
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visit_component_info(iter(components_to_visit).next(), [], set())
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# Canonicalize children lists.
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for c in self.ordered_component_infos:
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c.children.sort(key = lambda c: c.name)
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def print_tree(self):
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def visit(node, depth = 0):
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print '%s%-40s (%s)' % (' '*depth, node.name, node.type_name)
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for c in node.children:
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visit(c, depth + 1)
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visit(self.component_info_map['$ROOT'])
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def main():
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from optparse import OptionParser, OptionGroup
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parser = OptionParser("usage: %prog [options]")
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parser.add_option("", "--source-root", dest="source_root", metavar="PATH",
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help="Path to the LLVM source (inferred if not given)",
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action="store", default=None)
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parser.add_option("", "--print-tree", dest="print_tree",
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help="Print out the project component tree [%default]",
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action="store_true", default=False)
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parser.add_option(
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"", "--llvmbuild-source-root", dest="llvmbuild_source_root",
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help="If given, an alternate path to search for LLVMBuild.txt files",
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@ -145,5 +161,9 @@ def main():
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project_info = LLVMProjectInfo.load_from_path(
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source_root, llvmbuild_source_root)
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# Print the component tree, if requested.
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if opts.print_tree:
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project_info.print_tree()
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if __name__=='__main__':
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main()
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