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| author | rdivacky <rdivacky@FreeBSD.org> | 2010-02-16 09:31:36 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2010-02-16 09:31:36 +0000 |
| commit | fd035e6496665b1f1197868e21cb0a4594e8db6e (patch) | |
| tree | 53010172e19c77ea447bcd89e117cda052ab52e0 /bindings/python/examples/cindex/cindex-includes.py | |
| parent | 2fce988e86bc01829142e4362d4eff1af0925147 (diff) | |
| download | FreeBSD-src-fd035e6496665b1f1197868e21cb0a4594e8db6e.zip FreeBSD-src-fd035e6496665b1f1197868e21cb0a4594e8db6e.tar.gz | |
Update clang to r96341.
Diffstat (limited to 'bindings/python/examples/cindex/cindex-includes.py')
| -rw-r--r-- | bindings/python/examples/cindex/cindex-includes.py | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/bindings/python/examples/cindex/cindex-includes.py b/bindings/python/examples/cindex/cindex-includes.py new file mode 100644 index 0000000..1750022 --- /dev/null +++ b/bindings/python/examples/cindex/cindex-includes.py @@ -0,0 +1,58 @@ +#!/usr/bin/env python + +#===- cindex-includes.py - cindex/Python Inclusion Graph -----*- python -*--===# +# +# The LLVM Compiler Infrastructure +# +# This file is distributed under the University of Illinois Open Source +# License. See LICENSE.TXT for details. +# +#===------------------------------------------------------------------------===# + +""" +A simple command line tool for dumping a Graphviz description (dot) that +describes include dependencies. +""" + +def main(): + import sys + from clang.cindex import Index + + from optparse import OptionParser, OptionGroup + + parser = OptionParser("usage: %prog [options] {filename} [clang-args*]") + parser.disable_interspersed_args() + (opts, args) = parser.parse_args() + if len(args) == 0: + parser.error('invalid number arguments') + + # FIXME: Add an output file option + out = sys.stdout + + index = Index.create() + tu = index.parse(None, args) + if not tu: + parser.error("unable to load input") + + # A helper function for generating the node name. + def name(f): + if f: + return "\"" + f.name + "\"" + + # Generate the include graph + out.write("digraph G {\n") + for i in tu.get_includes(): + line = " "; + if i.is_input_file: + # Always write the input file as a node just in case it doesn't + # actually include anything. This would generate a 1 node graph. + line += name(i.include) + else: + line += '%s->%s' % (name(i.source), name(i.include)) + line += "\n"; + out.write(line) + out.write("}\n") + +if __name__ == '__main__': + main() + |
