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Unified Diff: third_party/libxslt/libxslt/functions.c

Issue 1193533007: Upgrade to libxml 2.9.2 and libxslt 1.1.28 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: no iconv Created 5 years, 6 months ago
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Index: third_party/libxslt/libxslt/functions.c
diff --git a/third_party/libxslt/libxslt/functions.c b/third_party/libxslt/libxslt/functions.c
index 845633bed0b39000279b7ea9aff373ad3a1c72d8..dc61994572efee65f65cf1ec85d5d71a4022df5a 100644
--- a/third_party/libxslt/libxslt/functions.c
+++ b/third_party/libxslt/libxslt/functions.c
@@ -118,16 +118,16 @@ xsltDocumentFunctionLoadDocument(xmlXPathParserContextPtr ctxt, xmlChar* URI)
"document() : internal error tctxt == NULL\n");
valuePush(ctxt, xmlXPathNewNodeSet(NULL));
return;
- }
-
+ }
+
uri = xmlParseURI((const char *) URI);
if (uri == NULL) {
xsltTransformError(tctxt, NULL, NULL,
"document() : failed to parse URI\n");
valuePush(ctxt, xmlXPathNewNodeSet(NULL));
return;
- }
-
+ }
+
/*
* check for and remove fragment identifier
*/
@@ -141,12 +141,12 @@ xsltDocumentFunctionLoadDocument(xmlXPathParserContextPtr ctxt, xmlChar* URI)
} else
idoc = xsltLoadDocument(tctxt, URI);
xmlFreeURI(uri);
-
+
if (idoc == NULL) {
if ((URI == NULL) ||
(URI[0] == '#') ||
((tctxt->style->doc != NULL) &&
- (xmlStrEqual(tctxt->style->doc->URL, URI))))
+ (xmlStrEqual(tctxt->style->doc->URL, URI))))
{
/*
* This selects the stylesheet's doc itself.
@@ -167,7 +167,7 @@ xsltDocumentFunctionLoadDocument(xmlXPathParserContextPtr ctxt, xmlChar* URI)
valuePush(ctxt, xmlXPathNewNodeSet((xmlNodePtr) doc));
return;
}
-
+
/* use XPointer of HTML location for fragment ID */
#ifdef LIBXML_XPTR_ENABLED
xptrctxt = xmlXPtrNewContext(doc, NULL, NULL);
@@ -180,11 +180,11 @@ xsltDocumentFunctionLoadDocument(xmlXPathParserContextPtr ctxt, xmlChar* URI)
resObj = xmlXPtrEval(fragment, xptrctxt);
xmlXPathFreeContext(xptrctxt);
#endif
- xmlFree(fragment);
+ xmlFree(fragment);
if (resObj == NULL)
goto out_fragment;
-
+
switch (resObj->type) {
case XPATH_NODESET:
break;
@@ -198,11 +198,11 @@ xsltDocumentFunctionLoadDocument(xmlXPathParserContextPtr ctxt, xmlChar* URI)
case XPATH_RANGE:
case XPATH_LOCATIONSET:
xsltTransformError(tctxt, NULL, NULL,
- "document() : XPointer does not select a node set: #%s\n",
+ "document() : XPointer does not select a node set: #%s\n",
fragment);
goto out_object;
}
-
+
valuePush(ctxt, resObj);
return;
@@ -260,7 +260,7 @@ xsltDocumentFunction(xmlXPathParserContextPtr ctxt, int nargs)
obj = valuePop(ctxt);
ret = xmlXPathNewNodeSet(NULL);
- if (obj->nodesetval) {
+ if ((obj != NULL) && obj->nodesetval) {
for (i = 0; i < obj->nodesetval->nodeNr; i++) {
valuePush(ctxt,
xmlXPathNewNodeSet(obj->nodesetval->nodeTab[i]));
@@ -280,7 +280,8 @@ xsltDocumentFunction(xmlXPathParserContextPtr ctxt, int nargs)
}
}
- xmlXPathFreeObject(obj);
+ if (obj != NULL)
+ xmlXPathFreeObject(obj);
if (obj2 != NULL)
xmlXPathFreeObject(obj2);
valuePush(ctxt, ret);
@@ -302,6 +303,8 @@ xsltDocumentFunction(xmlXPathParserContextPtr ctxt, int nargs)
if (obj->stringval == NULL) {
valuePush(ctxt, xmlXPathNewNodeSet(NULL));
} else {
+ xsltTransformContextPtr tctxt;
+ tctxt = xsltXPathGetTransformContext(ctxt);
if ((obj2 != NULL) && (obj2->nodesetval != NULL) &&
(obj2->nodesetval->nodeNr > 0) &&
IS_XSLT_REAL_NODE(obj2->nodesetval->nodeTab[0])) {
@@ -314,9 +317,6 @@ xsltDocumentFunction(xmlXPathParserContextPtr ctxt, int nargs)
}
base = xmlNodeGetBase(target->doc, target);
} else {
- xsltTransformContextPtr tctxt;
-
- tctxt = xsltXPathGetTransformContext(ctxt);
if ((tctxt != NULL) && (tctxt->inst != NULL)) {
base = xmlNodeGetBase(tctxt->inst->doc, tctxt->inst);
} else if ((tctxt != NULL) && (tctxt->style != NULL) &&
@@ -329,7 +329,14 @@ xsltDocumentFunction(xmlXPathParserContextPtr ctxt, int nargs)
if (base != NULL)
xmlFree(base);
if (URI == NULL) {
- valuePush(ctxt, xmlXPathNewNodeSet(NULL));
+ if ((tctxt != NULL) && (tctxt->style != NULL) &&
+ (tctxt->style->doc != NULL) &&
+ (xmlStrEqual(URI, tctxt->style->doc->URL))) {
+ /* This selects the stylesheet's doc itself. */
+ valuePush(ctxt, xmlXPathNewNodeSet((xmlNodePtr) tctxt->style->doc));
+ } else {
+ valuePush(ctxt, xmlXPathNewNodeSet(NULL));
+ }
} else {
xsltDocumentFunctionLoadDocument( ctxt, URI );
xmlFree(URI);
@@ -349,15 +356,15 @@ xsltDocumentFunction(xmlXPathParserContextPtr ctxt, int nargs)
* node-set key(string, object)
*/
void
-xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
- xmlXPathObjectPtr obj1, obj2;
-
+xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
+ xmlXPathObjectPtr obj1, obj2;
+
if (nargs != 2) {
xsltTransformError(xsltXPathGetTransformContext(ctxt), NULL, NULL,
"key() : expects two arguments\n");
ctxt->error = XPATH_INVALID_ARITY;
return;
- }
+ }
/*
* Get the key's value.
@@ -376,7 +383,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
/*
* Get the key's name.
*/
- obj1 = valuePop(ctxt);
+ obj1 = valuePop(ctxt);
if ((obj2->type == XPATH_NODESET) || (obj2->type == XPATH_XSLT_TREE)) {
int i;
@@ -402,7 +409,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
xmlNodeSetPtr nodelist = NULL;
xmlChar *key = NULL, *value;
const xmlChar *keyURI;
- xsltTransformContextPtr tctxt;
+ xsltTransformContextPtr tctxt;
xmlChar *qname, *prefix;
xmlXPathContextPtr xpctxt = ctxt->context;
xmlNodePtr tmpNode = NULL;
@@ -418,7 +425,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
"The context node is not set on the XPath context.\n");
tctxt->state = XSLT_STATE_STOPPED;
goto error;
- }
+ }
/*
* Get the associated namespace URI if qualified name
*/
@@ -458,7 +465,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
}
obj2 = valuePop(ctxt);
value = obj2->stringval;
-
+
/*
* We need to ensure that ctxt->document is available for
* xsltGetKey().
@@ -468,7 +475,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
* or the doc might be a Result Tree Fragment.
* FUTURE INFO: In XSLT 2.0 the key() function takes an additional
* argument indicating the doc to use.
- */
+ */
if (xpctxt->node->type == XML_NAMESPACE_DECL) {
/*
* REVISIT: This is a libxml hack! Check xpath.c for details.
@@ -492,7 +499,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
if ((tctxt->document == NULL) ||
(tctxt->document->doc != tmpNode->doc))
- {
+ {
if (tmpNode->doc->name && (tmpNode->doc->name[0] == ' ')) {
/*
* This is a Result Tree Fragment.
@@ -502,7 +509,7 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
if (tmpNode->doc->_private == NULL)
goto error;
}
- tctxt->document = (xsltDocumentPtr) tmpNode->doc->_private;
+ tctxt->document = (xsltDocumentPtr) tmpNode->doc->_private;
} else {
/*
* May be the initial source doc or a doc acquired via the
@@ -523,18 +530,18 @@ xsltKeyFunction(xmlXPathParserContextPtr ctxt, int nargs){
*/
nodelist = xsltGetKey(tctxt, key, keyURI, value);
-error:
+error:
tctxt->document = oldDocInfo;
valuePush(ctxt, xmlXPathWrapNodeSet(
xmlXPathNodeSetMerge(NULL, nodelist)));
if (key != NULL)
xmlFree(key);
- }
+ }
if (obj1 != NULL)
xmlXPathFreeObject(obj1);
if (obj2 != NULL)
- xmlXPathFreeObject(obj2);
+ xmlXPathFreeObject(obj2);
}
/**
@@ -606,7 +613,7 @@ xsltFormatNumberFunction(xmlXPathParserContextPtr ctxt, int nargs)
if (sheet == NULL)
return;
formatValues = sheet->decimalFormat;
-
+
switch (nargs) {
case 3:
CAST_TO_STRING;
@@ -614,7 +621,7 @@ xsltFormatNumberFunction(xmlXPathParserContextPtr ctxt, int nargs)
formatValues = xsltDecimalFormatGetByName(sheet, decimalObj->stringval);
if (formatValues == NULL) {
xsltTransformError(tctxt, NULL, NULL,
- "format-number() : undeclared decimal format '%s'\n",
+ "format-number() : undeclared decimal format '%s'\n",
decimalObj->stringval);
}
/* Intentional fall-through */
@@ -653,6 +660,7 @@ xsltFormatNumberFunction(xmlXPathParserContextPtr ctxt, int nargs)
*/
void
xsltGenerateIdFunction(xmlXPathParserContextPtr ctxt, int nargs){
+ static char base_address;
xmlNodePtr cur = NULL;
xmlXPathObjectPtr obj = NULL;
long val;
@@ -709,7 +717,7 @@ xsltGenerateIdFunction(xmlXPathParserContextPtr ctxt, int nargs){
if (obj)
xmlXPathFreeObject(obj);
- val = (long)((char *)cur - (char *)doc);
+ val = (long)((char *)cur - (char *)&base_address);
if (val >= 0) {
sprintf((char *)str, "idp%ld", val);
} else {
@@ -801,7 +809,9 @@ xsltSystemPropertyFunction(xmlXPathParserContextPtr ctxt, int nargs){
} else {
valuePush(ctxt, xmlXPathNewString((const xmlChar *)""));
}
- }
+ } else {
+ valuePush(ctxt, xmlXPathNewString((const xmlChar *)""));
+ }
if (name != NULL)
xmlFree(name);
if (prefix != NULL)
@@ -959,9 +969,9 @@ xsltCurrentFunction(xmlXPathParserContextPtr ctxt, int nargs){
}
/************************************************************************
- * *
- * Registration of XSLT and libxslt functions *
- * *
+ * *
+ * Registration of XSLT and libxslt functions *
+ * *
************************************************************************/
/**
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