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// Copyright (c) 1996 James Clark, 1999 Matthias Clasen
// See the file COPYING for copying permission.
#ifndef CmdLineApp_INCLUDED
#define CmdLineApp_INCLUDED 1
#ifdef __GNUG__
#pragma interface
#endif
#include "MessageReporter.h"
#include "Vector.h"
#include "StringOf.h"
#include "Boolean.h"
#include "CodingSystem.h"
#include "OutputByteStream.h"
#include "OutputCharStream.h"
#include "CodingSystemKit.h"
#include "Options.h"
#ifdef SP_WIDE_SYSTEM
// for wchar_t
#include <stddef.h>
#endif
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
class SP_API CmdLineApp : public MessageReporter {
public:
#ifdef SP_WIDE_SYSTEM
typedef wchar_t AppChar;
#else
typedef char AppChar;
#endif
CmdLineApp(const char *requiredInternalCode = 0);
int run(int argc, AppChar **argv);
virtual int processOptions(int argc, AppChar **argv, int &nextArg);
virtual void processOption(AppChar opt, const AppChar *arg);
virtual int processArguments(int argc, AppChar **files) = 0;
static const MessageType2 &openFileErrorMessage();
static const MessageType2 &closeFileErrorMessage();
void usage();
const CodingSystem *codingSystem();
const CodingSystem *outputCodingSystem();
const CharsetInfo &systemCharset();
ConstPtr<InputCodingSystemKit> inputCodingSystemKit();
StringC convertInput(const AppChar *s);
OutputCharStream *makeStdOut();
OutputCharStream *makeStdErr();
protected:
virtual void registerOption(AppChar c, const AppChar *name,
const MessageType1 &doc);
virtual void registerOption(AppChar c, const AppChar *name,
const MessageFragment &arg,
const MessageType1 &doc);
virtual void changeOptionRegistration(AppChar oldc, AppChar newc);
virtual void registerUsage(const MessageType1 &u);
virtual void registerInfo(const MessageType1 &i, bool pre = 0);
// This is for backwards compability. Note that the second argument is the */
// argument name and not the long option name as above.
virtual void registerOption(AppChar c, const AppChar* argName =0);
virtual int init(int argc, AppChar **argv);
void resetCodingSystemKit();
static Boolean stringMatches(const AppChar *s, const char *key);
const AppChar *errorFile_;
const CodingSystem *outputCodingSystem_;
Vector<LongOption<AppChar> > opts_;
Vector<MessageType1> optDocs_;
Vector<MessageFragment> optArgs_;
Vector<MessageType1> usages_;
Vector<MessageType1> preInfos_;
Vector<MessageType1> infos_;
Boolean internalCharsetIsDocCharset_;
Ptr<CodingSystemKit> codingSystemKit_;
enum {
normalAction,
usageAction
};
int action_;
private:
Boolean getMessageText(const MessageFragment &, StringC &);
void initCodingSystem(const char *requiredInternalCode);
const CodingSystem *lookupCodingSystem(const AppChar *codingName);
const CodingSystem *codingSystem_;
};
#ifdef SP_WIDE_SYSTEM
#define SP_DEFINE_APP(CLASS) \
extern "C" \
wmain(int argc, wchar_t **argv) { CLASS app; return app.run(argc, argv); }
#else
#define SP_DEFINE_APP(CLASS) \
int main(int argc, char **argv) { CLASS app; return app.run(argc, argv); }
#endif
inline
const CodingSystem *CmdLineApp::codingSystem()
{
return codingSystem_;
}
inline
const CodingSystem *CmdLineApp::outputCodingSystem()
{
return outputCodingSystem_;
}
inline
ConstPtr<InputCodingSystemKit> CmdLineApp::inputCodingSystemKit()
{
return codingSystemKit_.pointer();
}
inline
const CharsetInfo &CmdLineApp::systemCharset()
{
return codingSystemKit_->systemCharset();
}
#ifdef SP_NAMESPACE
}
#endif
#endif /* not CmdLineApp_INCLUDED */
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