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Fix an XSD error when generating internal automata

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When generating a sequence add an extra epsilon transition
to avoid further constructs from entering via the last state
Bug reported by Johan Corveleyn <jcorvel@gmail.com>
This commit is contained in:
Daniel Veillard
2012-08-23 23:28:04 +08:00
parent 82cdfc4eb3
commit c70d185a2a
1 changed files with 9 additions and 0 deletions
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9
xmlschemas.c
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@@ -12957,6 +12957,15 @@ xmlSchemaBuildAContentModel(xmlSchemaParserCtxtPtr pctxt,
if (tmp2 != 1) ret = 0; if (tmp2 != 1) ret = 0;
sub = sub->next; sub = sub->next;
} }
/*
* epsilon needed to block previous trans from
* being allowed to enter back from another
* construct
*/
pctxt->state = xmlAutomataNewEpsilon(pctxt->am,
pctxt->state, NULL);
if (particle->minOccurs == 0) { if (particle->minOccurs == 0) {
xmlAutomataNewEpsilon(pctxt->am, oldstate, xmlAutomataNewEpsilon(pctxt->am, oldstate,
pctxt->state); pctxt->state);