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Fix XML-writer edge-case (empty content)

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Robin Gareus 2019-11-01 15:39:44 +01:00
parent eca27d8218
commit 7852047dca
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1 changed files with 6 additions and 0 deletions
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6
libs/pbd/xml++.cc
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@ -482,6 +482,12 @@ XMLNode::attribute_value()
XMLNode* XMLNode*
XMLNode::add_content(const string& c) XMLNode::add_content(const string& c)
{ {
if (c.empty ()) {
/* this would add a "</>" child, leading to invalid XML.
* Also in XML, empty string content is equivalent to no content.
*/
return NULL;
}
return add_child_copy(XMLNode (string(), c)); return add_child_copy(XMLNode (string(), c));
} }