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Fix Sphinx crashes if self referenced toctree found

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This commit is contained in:
Takeshi KOMIYA 2016-04-22 11:29:11 +09:00
parent 52c7867d14
commit 5744c53361
2 changed files with 5 additions and 0 deletions
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1
CHANGES
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@ -31,6 +31,7 @@ Bugs fixed
* #2446: latex(pdf) sets local tables of contents (or more generally topic nodes) in unbreakable boxes, causes overflow at bottom * #2446: latex(pdf) sets local tables of contents (or more generally topic nodes) in unbreakable boxes, causes overflow at bottom
* #2476: Omit MathJax markers if :nowrap: is given * #2476: Omit MathJax markers if :nowrap: is given
* #2465: latex builder fails in case no caption option is provided to toctree directive * #2465: latex builder fails in case no caption option is provided to toctree directive
* Sphinx crashes if self referenced toctree found
Release 1.4.1 (released Apr 12, 2016) Release 1.4.1 (released Apr 12, 2016)

4
sphinx/environment.py
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@ -1911,6 +1911,10 @@ class BuildEnvironment:
traversed = set() traversed = set()
def traverse_toctree(parent, docname): def traverse_toctree(parent, docname):
if parent == docname:
self.warn(docname, 'self referenced toctree found. Ignored.')
return
# traverse toctree by pre-order # traverse toctree by pre-order
yield parent, docname yield parent, docname
traversed.add(docname) traversed.add(docname)