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// Copyright (c) 1995 James Clark
// See the file COPYING for copying permission.
#ifdef __GNUG__
#pragma implementation
#endif
#include "splib.h"
#include "Boolean.h"
#include "ParserApp.h"
#include "macros.h"
#include "SGMLApplication.h"
#include "ParserEventGeneratorKit.h"
#include "GenericEventHandler.h"
class ParserEventGeneratorKitImpl : public SP_NAMESPACE_SCOPE ParserApp {
public:
SP_NAMESPACE_SCOPE ParserOptions &options() { return options_; }
bool generalEntities;
unsigned refCount;
private:
SP_NAMESPACE_SCOPE ErrorCountEventHandler *makeEventHandler() { return 0; }
};
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
class ParserEventGenerator : public EventGenerator {
public:
ParserEventGenerator(SgmlParser &,
bool generalEntities,
ParserEventGeneratorKitImpl *kit_);
ParserEventGenerator(const SgmlParser &,
const SGMLApplication::Char *,
size_t n,
bool generalEntities,
bool messagesInhibited,
ParserEventGeneratorKitImpl *kit_);
~ParserEventGenerator();
unsigned run(SGMLApplication &);
void inhibitMessages(bool);
void halt();
EventGenerator *
makeSubdocEventGenerator(const SGMLApplication::Char *systemId,
size_t systemIdLength);
private:
SgmlParser parser_;
bool generalEntities_;
bool messagesInhibited_;
sig_atomic_t cancel_;
ParserEventGeneratorKitImpl *kit_;
};
#ifdef SP_NAMESPACE
}
#endif
ParserEventGeneratorKit::ParserEventGeneratorKit()
{
impl_ = new ParserEventGeneratorKitImpl;
impl_->refCount = 1;
impl_->generalEntities = 0;
}
ParserEventGeneratorKit::~ParserEventGeneratorKit()
{
impl_->refCount -= 1;
if (impl_->refCount == 0)
delete impl_;
}
EventGenerator *
ParserEventGeneratorKit::makeEventGenerator(int nFiles,
SP_NAMESPACE_SCOPE ParserApp::AppChar *const *files)
{
SP_NAMESPACE_SCOPE StringC sysid;
if (impl_->makeSystemId(nFiles, files, sysid))
impl_->initParser(sysid);
return new SP_NAMESPACE_SCOPE ParserEventGenerator(impl_->parser(),
impl_->generalEntities,
impl_);
}
void ParserEventGeneratorKit::setProgramName(const SP_NAMESPACE_SCOPE ParserApp::AppChar *prog)
{
if (prog)
impl_->setProgramName(impl_->convertInput(prog));
}
void ParserEventGeneratorKit::setOption(Option opt)
{
switch (opt) {
case showOpenEntities:
impl_->processOption('e', 0);
break;
case showOpenElements:
impl_->processOption('g', 0);
break;
case outputCommentDecls:
impl_->options().eventsWanted.addCommentDecls();
break;
case outputMarkedSections:
impl_->options().eventsWanted.addMarkedSections();
break;
case outputGeneralEntities:
impl_->generalEntities = 1;
break;
case mapCatalogDocument:
impl_->processOption('C', 0);
break;
}
}
void ParserEventGeneratorKit::setOption(OptionWithArg opt,
const SP_NAMESPACE_SCOPE ParserApp::AppChar *arg)
{
switch (opt) {
case addCatalog:
impl_->processOption('c', arg);
break;
case includeParam:
impl_->processOption('i', arg);
break;
case enableWarning:
impl_->processOption('w', arg);
break;
case addSearchDir:
impl_->processOption('D', arg);
break;
case activateLink:
impl_->processOption('a', arg);
break;
case architecture:
impl_->processOption('A', arg);
break;
}
}
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
ParserEventGenerator::ParserEventGenerator(SgmlParser &parser,
bool generalEntities,
ParserEventGeneratorKitImpl *kit)
: generalEntities_(generalEntities),
messagesInhibited_(0),
cancel_(0),
kit_(kit)
{
parser_.swap(parser);
kit_->refCount += 1;
}
ParserEventGenerator::ParserEventGenerator(const SgmlParser &parser,
const SGMLApplication::Char *s,
size_t n,
bool generalEntities,
bool messagesInhibited,
ParserEventGeneratorKitImpl *kit)
: generalEntities_(generalEntities),
messagesInhibited_(messagesInhibited),
cancel_(0),
kit_(kit)
{
kit_->refCount += 1;
SgmlParser::Params params;
params.parent = &parser;
params.sysid.assign(s, n);
params.entityType = SgmlParser::Params::subdoc;
parser_.init(params);
}
void ParserEventGenerator::halt()
{
cancel_ = 1;
}
ParserEventGenerator::~ParserEventGenerator()
{
kit_->refCount -= 1;
if (kit_->refCount == 0)
delete kit_;
}
unsigned ParserEventGenerator::run(SGMLApplication &app)
{
MsgGenericEventHandler handler(app, generalEntities_,
*kit_, &messagesInhibited_);
kit_->parseAll(parser_, handler, &cancel_);
return handler.errorCount();
}
void ParserEventGenerator::inhibitMessages(bool b)
{
messagesInhibited_ = b;
}
EventGenerator *
ParserEventGenerator::makeSubdocEventGenerator(const SGMLApplication::Char *s,
size_t n)
{
return new ParserEventGenerator(parser_, s, n, generalEntities_,
messagesInhibited_, kit_);
}
#ifdef SP_NAMESPACE
}
#endif
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