Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/nsgmls/CmdLineApp.h

@@ -0,0 +1,75 @@
+/* $XConsortium: CmdLineApp.h /main/1 1996/07/29 16:47:46 cde-hp $ */
+// Copyright (c) 1996 James Clark
+// 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 "OutputCharStream.h"
+
+#ifdef SP_WIDE_SYSTEM
+// for wchar_t
+#include <stddef.h>
+#endif
+
+class filebuf;
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+class SP_API CmdLineApp  : public MessageReporter {
+public:
+#ifdef SP_WIDE_SYSTEM
+#define AppChar wchar_t
+#else
+#define AppChar char
+#endif
+  CmdLineApp();
+  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 Boolean openFilebufWrite(filebuf &file, const AppChar *filename);
+  StringC usageString();
+  static const CodingSystem *codingSystem();
+  static const CodingSystem *lookupCodingSystem(const AppChar *);
+  static const CodingSystem *codingSystem(size_t, const char *&);
+  static StringC convertInput(const AppChar *s);
+  OutputCharStream *makeStdOut();
+  static OutputCharStream *makeStdErr();
+protected:
+  virtual void registerOption(AppChar c, const AppChar *argName = 0);
+  virtual int init(int argc, AppChar **argv);
+  const AppChar *errorFile_;
+  const CodingSystem *outputCodingSystem_;
+  String<AppChar> optstr_;
+  Vector<const AppChar *> optArgNames_;
+private:
+  Boolean getMessageText(const MessageFragment &, StringC &);
+  static 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
+
+#ifdef SP_NAMESPACE
+}
+#endif
+
+#endif /* not CmdLineApp_INCLUDED */