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Commit 85c11fa2 authored by Daniel Veillard's avatar Daniel Veillard
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serious cleanup on the management of the XML catalog tree, more tests 

* catalog.c: serious cleanup on the management of the
  XML catalog tree, more tests done, especially with
  the catalog PI.
Daniel
parent 364789a6
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ChangeLog
View file @ 85c11fa2
Tue Oct 16 23:01:49 CEST 2001 Daniel Veillard <daniel@veillard.com>
* catalog.c: serious cleanup on the management of the
XML catalog tree, more tests done, especially with
the catalog PI.
Tue Oct 16 08:43:43 EDT 2001 Daniel Veillard <daniel@veillard.com>
* catalog.c: avoid a problem in catalog cleanup on SMP if
......
catalog.c
View file @ 85c11fa2
......@@ -60,7 +60,7 @@
#define XML_SGML_DEFAULT_CATALOG "/etc/sgml/catalog"
#endif
int xmlExpandCatalog(xmlCatalogPtr catal, const char *filename);
static int xmlExpandCatalog(xmlCatalogPtr catal, const char *filename);
/************************************************************************
* *
......@@ -214,7 +214,7 @@ xmlNewCatalogEntry(xmlCatalogEntryType type, const xmlChar *name,
else
ret->value = NULL;
ret->prefer = prefer;
ret->dealloc = 1;
ret->dealloc = 0;
return(ret);
}
......@@ -231,8 +231,25 @@ static void
xmlFreeCatalogEntry(xmlCatalogEntryPtr ret) {
if (ret == NULL)
return;
if ((ret->children != NULL) && (ret->dealloc == 1))
xmlFreeCatalogEntryList(ret->children);
/*
* Entries stored in the file hash must be dealloacted
* only by the file hash cleaner !
*/
if (ret->dealloc == 1)
return;
if (xmlDebugCatalogs) {
if (ret->name != NULL)
xmlGenericError(xmlGenericErrorContext,
"Free catalog entry %s\n", ret->name);
else if (ret->value != NULL)
xmlGenericError(xmlGenericErrorContext,
"Free catalog entry %s\n", ret->value);
else
xmlGenericError(xmlGenericErrorContext,
"Free catalog entry\n");
}
if (ret->name != NULL)
xmlFree(ret->name);
if (ret->value != NULL)
......@@ -257,6 +274,32 @@ xmlFreeCatalogEntryList(xmlCatalogEntryPtr ret) {
}
}
/**
* xmlFreeCatalogHashEntryList:
* @ret: a Catalog entry list
*
* Free the memory allocated to list of Catalog entries from the
* catalog file hash.
*/
static void
xmlFreeCatalogHashEntryList(xmlCatalogEntryPtr catal) {
xmlCatalogEntryPtr children, next;
if (catal == NULL)
return;
children = catal->children;
while (children != NULL) {
next = children->next;
children->dealloc = 0;
children->children = NULL;
xmlFreeCatalogEntry(children);
children = next;
}
catal->dealloc = 0;
xmlFreeCatalogEntry(catal);
}
/**
* xmlNewCatalog:
* @type: type of catalog
......@@ -1223,7 +1266,7 @@ xmlParseXMLCatalogFile(xmlCatalogPrefer prefer, const xmlChar *filename) {
*/
static int
xmlFetchXMLCatalogFile(xmlCatalogEntryPtr catal) {
xmlCatalogEntryPtr children = NULL, doc;
xmlCatalogEntryPtr doc;
if (catal == NULL)
return(-1);
......@@ -1240,18 +1283,27 @@ xmlFetchXMLCatalogFile(xmlCatalogEntryPtr catal) {
/* Okay someone else did it in the meantime */
xmlRMutexUnlock(xmlCatalogMutex);
return(0);
}
if (xmlCatalogXMLFiles != NULL)
children = (xmlCatalogEntryPtr)
if (xmlCatalogXMLFiles != NULL) {
doc = (xmlCatalogEntryPtr)
xmlHashLookup(xmlCatalogXMLFiles, catal->value);
if (children != NULL) {
catal->children = children;
catal->dealloc = 0;
xmlRMutexUnlock(xmlCatalogMutex);
return(0);
if (doc != NULL) {
if (xmlDebugCatalogs)
xmlGenericError(xmlGenericErrorContext,
"Found %s in file hash\n", catal->value);
if (catal->type == XML_CATA_CATALOG)
catal->children = doc->children;
else
catal->children = doc;
catal->dealloc = 0;
xmlRMutexUnlock(xmlCatalogMutex);
return(0);
}
if (xmlDebugCatalogs)
xmlGenericError(xmlGenericErrorContext,
"%s not found in file hash\n", catal->value);
}
/*
......@@ -1265,22 +1317,21 @@ xmlFetchXMLCatalogFile(xmlCatalogEntryPtr catal) {
xmlRMutexUnlock(xmlCatalogMutex);
return(-1);
}
if ((catal->type == XML_CATA_CATALOG) &&
(doc->type == XML_CATA_CATALOG)) {
children = doc->children;
doc->children = NULL;
xmlFreeCatalogEntryList(doc);
} else {
children = doc;
}
catal->children = children;
catal->dealloc = 1;
if (catal->type == XML_CATA_CATALOG)
catal->children = doc->children;
else
catal->children = doc;
doc->dealloc = 1;
if (xmlCatalogXMLFiles == NULL)
xmlCatalogXMLFiles = xmlHashCreate(10);
if (xmlCatalogXMLFiles != NULL) {
if (children != NULL)
xmlHashAddEntry(xmlCatalogXMLFiles, catal->value, children);
if (xmlDebugCatalogs)
xmlGenericError(xmlGenericErrorContext,
"%s added to file hash\n", catal->value);
xmlHashAddEntry(xmlCatalogXMLFiles, catal->value, doc);
}
xmlRMutexUnlock(xmlCatalogMutex);
return(0);
......@@ -1506,8 +1557,8 @@ xmlCatalogXMLResolve(xmlCatalogEntryPtr catal, const xmlChar *pubID,
if (xmlDebugCatalogs)
xmlGenericError(xmlGenericErrorContext,
"Trying system delegate %s\n", cur->value);
ret = xmlCatalogListXMLResolve(cur->children, NULL,
sysID);
ret = xmlCatalogListXMLResolve(
cur->children, NULL, sysID);
if (ret != NULL)
return(ret);
}
......@@ -1581,8 +1632,8 @@ xmlCatalogXMLResolve(xmlCatalogEntryPtr catal, const xmlChar *pubID,
if (xmlDebugCatalogs)
xmlGenericError(xmlGenericErrorContext,
"Trying public delegate %s\n", cur->value);
ret = xmlCatalogListXMLResolve(cur->children, pubID,
NULL);
ret = xmlCatalogListXMLResolve(
cur->children, pubID, NULL);
if (ret != NULL)
return(ret);
}
......@@ -1717,7 +1768,8 @@ xmlCatalogXMLResolveURI(xmlCatalogEntryPtr catal, const xmlChar *URI) {
if (xmlDebugCatalogs)
xmlGenericError(xmlGenericErrorContext,
"Trying URI delegate %s\n", cur->value);
ret = xmlCatalogListXMLResolveURI(cur->children, URI);
ret = xmlCatalogListXMLResolveURI(
cur->children, URI);
if (ret != NULL)
return(ret);
}
......@@ -2435,8 +2487,8 @@ xmlLoadACatalog(const char *filename)
xmlFree(content);
return(NULL);
}
catal->xml =
xmlParseXMLCatalog(content, XML_CATA_PREFER_PUBLIC, filename);
catal->xml = xmlNewCatalogEntry(XML_CATA_CATALOG,
NULL, BAD_CAST filename, xmlCatalogDefaultPrefer);
}
xmlFree(content);
return (catal);
......@@ -2452,31 +2504,33 @@ xmlLoadACatalog(const char *filename)
*
* Returns 0 in case of success, -1 in case of error
*/
int
static int
xmlExpandCatalog(xmlCatalogPtr catal, const char *filename)
{
xmlChar *content;
int ret;
if ((catal == NULL) || (filename == NULL))
return(-1);
content = xmlLoadFileContent(filename);
if (content == NULL)
return(-1);
if (catal->type == XML_SGML_CATALOG_TYPE) {
xmlChar *content;
content = xmlLoadFileContent(filename);
if (content == NULL)
return(-1);
ret = xmlParseSGMLCatalog(catal, content, filename, 0);
if (ret < 0) {
xmlFree(content);
return(-1);
}
xmlFree(content);
} else {
xmlCatalogEntryPtr tmp, cur;
tmp = xmlParseXMLCatalog(content, XML_CATA_PREFER_PUBLIC, filename);
tmp = xmlNewCatalogEntry(XML_CATA_CATALOG,
NULL, BAD_CAST filename, xmlCatalogDefaultPrefer);
/* @@ THREADING LOCK catal @@ */
cur = catal->xml;
if (cur == NULL) {
catal->xml = tmp;
......@@ -2484,9 +2538,7 @@ xmlExpandCatalog(xmlCatalogPtr catal, const char *filename)
while (cur->next != NULL) cur = cur->next;
cur->next = tmp;
}
/* @@ THREADING RELEASE catal @@ */
}
xmlFree(content);
return (0);
}
......@@ -2776,13 +2828,13 @@ xmlInitializeCatalog(void) {
catalogs = XML_XML_DEFAULT_CATALOG;
catal = xmlNewCatalog(XML_XML_CATALOG_TYPE, xmlCatalogDefaultPrefer);
if (catal == NULL) {
}
if (catal != NULL) {
catal->xml = xmlNewCatalogEntry(XML_CATA_CATALOG,
catal->xml = xmlNewCatalogEntry(XML_CATA_CATALOG,
NULL, BAD_CAST catalogs, xmlCatalogDefaultPrefer);
xmlDefaultCatalog = catal;
xmlDefaultCatalog = catal;
}
}
xmlRMutexUnlock(xmlCatalogMutex);
......@@ -2877,7 +2929,8 @@ xmlCatalogCleanup(void) {
xmlGenericError(xmlGenericErrorContext,
"Catalogs cleanup\n");
if (xmlCatalogXMLFiles != NULL)
xmlHashFree(xmlCatalogXMLFiles, NULL);
xmlHashFree(xmlCatalogXMLFiles,
(xmlHashDeallocator)xmlFreeCatalogHashEntryList);
xmlCatalogXMLFiles = NULL;
if (xmlDefaultCatalog != NULL)
xmlFreeCatalog(xmlDefaultCatalog);
......@@ -3084,9 +3137,6 @@ xmlCatalogConvert(void) {
*/
xmlCatalogAllow
xmlCatalogGetDefaults(void) {
if (!xmlCatalogInitialized)
xmlInitializeCatalog();
return(xmlCatalogDefaultAllow);
}
......@@ -3098,9 +3148,6 @@ xmlCatalogGetDefaults(void) {
*/
void
xmlCatalogSetDefaults(xmlCatalogAllow allow) {
if (!xmlCatalogInitialized)
xmlInitializeCatalog();
if (xmlDebugCatalogs) {
switch (allow) {
case XML_CATA_ALLOW_NONE:
......@@ -3138,9 +3185,6 @@ xmlCatalogPrefer
xmlCatalogSetDefaultPrefer(xmlCatalogPrefer prefer) {
xmlCatalogPrefer ret = xmlCatalogDefaultPrefer;
if (!xmlCatalogInitialized)
xmlInitializeCatalog();
if (prefer == XML_CATA_PREFER_NONE)
return(ret);
......@@ -3175,9 +3219,6 @@ int
xmlCatalogSetDebug(int level) {
int ret = xmlDebugCatalogs;
if (!xmlCatalogInitialized)
xmlInitializeCatalog();
if (level <= 0)
xmlDebugCatalogs = 0;
else
......
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