pure.cc revision 132720
1// -*- C++ -*- 2// Copyright (C) 2000, 2001 Free Software Foundation 3// 4// This file is part of GCC. 5// 6// GCC is free software; you can redistribute it and/or modify 7// it under the terms of the GNU General Public License as published by 8// the Free Software Foundation; either version 2, or (at your option) 9// any later version. 10// 11// GCC is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15// 16// You should have received a copy of the GNU General Public License 17// along with GCC; see the file COPYING. If not, write to 18// the Free Software Foundation, 59 Temple Place - Suite 330, 19// Boston, MA 02111-1307, USA. 20// 21// As a special exception, you may use this file as part of a free software 22// library without restriction. Specifically, if other files instantiate 23// templates or use macros or inline functions from this file, or you compile 24// this file and link it with other files to produce an executable, this 25// file does not by itself cause the resulting executable to be covered by 26// the GNU General Public License. This exception does not however 27// invalidate any other reasons why the executable file might be covered by 28// the GNU General Public License. 29 30#include <bits/c++config.h> 31#include "unwind-cxx.h" 32 33#ifdef _GLIBCXX_HAVE_UNISTD_H 34# include <unistd.h> 35# define writestr(str) write(2, str, sizeof(str) - 1) 36# ifdef __GNU_LIBRARY__ 37 /* Avoid forcing the library's meaning of `write' on the user program 38 by using the "internal" name (for use within the library). */ 39/*# define write(fd, buf, n) __write((fd), (buf), (n))*/ 40# endif 41#else 42# include <cstdio> 43# define writestr(str) std::fputs(str, stderr) 44#endif 45 46extern "C" void 47__cxa_pure_virtual (void) 48{ 49 writestr ("pure virtual method called\n"); 50 std::terminate (); 51} 52