libsupc++: New directory.

2000-10-06  Benjamin Kosnik  <bkoz@cygnus.com>
            Richard Henderson  <rth@cygnus.com>
	    Alexandre Oliva  <aoliva@redhat.com>

	* libsupc++: New directory.
	* libsupc++/*: Populate.
	* libsupc++/Makefile.am (INCLUDES): Add -I../../gcc for
	eh-common.h, gansidecl.h.
	* configure.in: Add in libsupc++/Makefile to AC_OUTPUT.
	* configure: Regenerate.
	* Makefile.am (SUBDIRS): Add libsupc++.
	* Makefile.in: Regenerate.
	* src/Makefile.am (libstdc___la_LIBADD): Add in libsupc++.la
	* src/Makefile.in: Regenerate.
	* libio/Makefile.am: Remove extraneous, confusing bits.
	* libio/Makefile.in: Regenerate.

From-SVN: r36764

libstdc++-v3/libsupc++/include/exception

+// Exception Handling support header for -*- C++ -*-
+// Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation
+
+// This file is part of GNU CC.
+//
+// GNU CC is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2, or (at your option)
+// any later version.
+// 
+// GNU CC is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with GNU CC; see the file COPYING.  If not, write to
+// the Free Software Foundation, 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#ifndef __EXCEPTION__
+#define __EXCEPTION__
+
+#pragma interface "exception"
+
+extern "C++" {
+
+namespace std {
+
+class exception {
+public:
+  exception () { }
+  virtual ~exception () { }
+  virtual const char* what () const;
+};
+
+class bad_exception : public exception {
+public:
+  bad_exception () { }
+  virtual ~bad_exception () { }
+};
+
+typedef void (*terminate_handler) ();
+typedef void (*unexpected_handler) ();
+
+terminate_handler set_terminate (terminate_handler);
+void terminate () __attribute__ ((__noreturn__));
+unexpected_handler set_unexpected (unexpected_handler);
+void unexpected () __attribute__ ((__noreturn__));
+bool uncaught_exception ();
+
+} // namespace std
+
+} // extern "C++"
+
+#endif

libstdc++-v3/libsupc++/include/new

+// The -*- C++ -*- dynamic memory management header.
+// Copyright (C) 1994, 1996, 1997, 1998, 2000 Free Software Foundation
+
+// This file is part of GNU CC.
+//
+// GNU CC is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2, or (at your option)
+// any later version.
+// 
+// GNU CC is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with GNU CC; see the file COPYING.  If not, write to
+// the Free Software Foundation, 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#ifndef __NEW__
+#define __NEW__
+
+#pragma interface "new"
+#include <stddef.h>
+#include <exception>
+
+extern "C++" {
+
+namespace std {
+
+  class bad_alloc : public exception {
+  public:
+    virtual const char* what() const throw() { return "bad_alloc"; }
+  };
+
+  struct nothrow_t {};
+  extern const nothrow_t nothrow;
+  typedef void (*new_handler)();
+  new_handler set_new_handler (new_handler);
+
+} // namespace std
+
+// replaceable signatures
+void *operator new (size_t) throw (std::bad_alloc);
+void *operator new[] (size_t) throw (std::bad_alloc);
+void operator delete (void *) throw();
+void operator delete[] (void *) throw();
+void *operator new (size_t, const std::nothrow_t&) throw();
+void *operator new[] (size_t, const std::nothrow_t&) throw();
+void operator delete (void *, const std::nothrow_t&) throw();
+void operator delete[] (void *, const std::nothrow_t&) throw();
+
+// default placement versions of operator new
+inline void *operator new(size_t, void *place) throw() { return place; }
+inline void *operator new[](size_t, void *place) throw() { return place; }
+} // extern "C++"
+
+#endif

libstdc++-v3/libsupc++/include/new.h

+// -*- C++ -*- forwarding header.
+// Copyright (C) 2000 Free Software Foundation
+
+// This file is part of GNU CC.
+//
+// GNU CC is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2, or (at your option)
+// any later version.
+// 
+// GNU CC is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with GNU CC; see the file COPYING.  If not, write to
+// the Free Software Foundation, 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#ifndef __NEW_H__
+#define __NEW_H__
+
+#include <new>
+
+using std::new_handler;
+using std::set_new_handler;
+
+#endif // __NEW_H__

libstdc++-v3/libsupc++/include/typeinfo

+// RTTI support for -*- C++ -*-
+// Copyright (C) 1994, 1995, 1996, 1997, 1998, 2000 Free Software Foundation
+
+// This file is part of GNU CC.
+//
+// GNU CC is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2, or (at your option)
+// any later version.
+// 
+// GNU CC is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with GNU CC; see the file COPYING.  If not, write to
+// the Free Software Foundation, 59 Temple Place - Suite 330,
+// Boston, MA 02111-1307, USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+// __GXX_ABI_VERSION distinguishes the ABI that is being used. Values <100
+// indicate the `old' abi, which grew as C++ was defined. Values >=100
+// indicate the `new' abi, which is a cross vendor C++ abi, documented at
+// `http://reality.sgi.com/dehnert_engr/cxx/'.
+
+#ifndef __TYPEINFO__
+#define __TYPEINFO__
+
+#pragma interface "typeinfo"
+
+#include <exception>
+
+extern "C++" {
+
+#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
+namespace __cxxabiv1
+{
+  class __class_type_info;
+} // namespace __cxxabiv1
+#endif
+
+namespace std {
+
+class type_info {
+public:
+  // Destructor. Being the first non-inline virtual function, this controls in
+  // which translation unit the vtable is emitted. The compiler makes use of
+  // that information to know where to emit the runtime-mandated type_info
+  // structures in the new-abi.
+  virtual ~type_info ();
+
+private:
+  // Assigning type_info is not supported.  made private.
+  type_info& operator= (const type_info&);
+  type_info (const type_info&);
+
+protected:
+  const char *__name;
+
+protected:
+  explicit type_info (const char *__n): __name (__n) { }
+
+public:
+  // the public interface
+#if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
+  // In old abi, there can be multiple instances of a type_info object for one
+  // type. Uniqueness must use the _name value, not object address.
+  bool before (const type_info& arg) const;
+  const char* name () const
+    { return __name; }
+  bool operator== (const type_info& __arg) const;
+  bool operator!= (const type_info& __arg) const
+    { return !operator== (__arg); }
+
+#else
+  // In new abi we can rely on type_info's NTBS being unique,
+  // and therefore address comparisons are sufficient.
+  bool before (const type_info& __arg) const
+    { return __name < __arg.__name; }
+  const char* name () const
+    { return __name; }
+  bool operator== (const type_info& __arg) const
+    { return __name == __arg.__name; }
+  bool operator!= (const type_info& __arg) const
+    { return !operator== (__arg); }
+#endif
+
+  // the internal interface
+#if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
+public:
+  // return true if this is a pointer type of some kind
+  virtual bool __is_pointer_p () const;
+  // return true if this is a function type
+  virtual bool __is_function_p () const;
+
+  // Try and catch a thrown type. Store an adjusted pointer to the caught type
+  // in THR_OBJ. If THR_TYPE is not a pointer type, then THR_OBJ points to the
+  // thrown object. If THR_TYPE is a pointer type, then THR_OBJ is the pointer
+  // itself. OUTER indicates the number of outer pointers, and whether they
+  // were const qualified.
+  virtual bool __do_catch (const type_info *__thr_type, void **__thr_obj,
+                         unsigned __outer) const;
+
+  // internally used during catch matching
+  virtual bool __do_upcast (const __cxxabiv1::__class_type_info *__target,
+			    void **__obj_ptr) const;
+#endif
+};
+
+class bad_cast : public exception {
+public:
+  bad_cast() { }
+  virtual ~bad_cast() { }
+};
+
+class bad_typeid : public exception {
+ public:
+  bad_typeid () { }
+  virtual ~bad_typeid () { }
+};
+
+} // namespace std
+
+} // extern "C++"
+#endif