diff options
Diffstat (limited to 'libqpdf/QPDFOutlineDocumentHelper.cc')
-rw-r--r-- | libqpdf/QPDFOutlineDocumentHelper.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libqpdf/QPDFOutlineDocumentHelper.cc b/libqpdf/QPDFOutlineDocumentHelper.cc index 85aff76b..b5b82a29 100644 --- a/libqpdf/QPDFOutlineDocumentHelper.cc +++ b/libqpdf/QPDFOutlineDocumentHelper.cc @@ -24,8 +24,15 @@ QPDFOutlineDocumentHelper::QPDFOutlineDocumentHelper(QPDF& qpdf) : return; } QPDFObjectHandle cur = outlines.getKey("/First"); + std::set<QPDFObjGen> seen; while (! cur.isNull()) { + auto og = cur.getObjGen(); + if (seen.count(og)) + { + break; + } + seen.insert(og); this->m->outlines.push_back( QPDFOutlineObjectHelper::Accessor::create(cur, *this, 1)); cur = cur.getKey("/Next"); |