1/* Copyright (C) 1993, 1994, 1996, 1997 Free Software Foundation, Inc. 2 This file is part of the GNU IO Library. 3 4 This library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU General Public License as 6 published by the Free Software Foundation; either version 2, or (at 7 your option) any later version. 8 9 This library is distributed in the hope that it will be useful, but 10 WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this library; see the file COPYING. If not, write to 16 the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 17 MA 02111-1307, USA. 18 19 As a special exception, if you link this library with files 20 compiled with a GNU compiler to produce an executable, this does 21 not cause the resulting executable to be covered by the GNU General 22 Public License. This exception does not however invalidate any 23 other reasons why the executable file might be covered by the GNU 24 General Public License. */ 25 26 27/* This file provides definitions of _IO_stdin, _IO_stdout, and _IO_stderr 28 for C code. Compare stdstreams.cc. 29 (The difference is that here the vtable field is set to 0, 30 so the objects defined are not valid C++ objects. On the other 31 hand, we don't need a C++ compiler to build this file.) */ 32 33#include "libioP.h" 34 35#ifdef _IO_MTSAFE_IO 36#define DEF_STDFILE(NAME, FD, CHAIN, FLAGS) \ 37 static _IO_lock_t _IO_stdfile_##FD##_lock = _IO_lock_initializer; \ 38 struct _IO_FILE_plus NAME \ 39 = {FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_file_jumps} 40#else 41#define DEF_STDFILE(NAME, FD, CHAIN, FLAGS) \ 42 struct _IO_FILE_plus NAME \ 43 = {FILEBUF_LITERAL(CHAIN, FLAGS, FD), &_IO_file_jumps} 44#endif 45 46DEF_STDFILE(_IO_stdin_, 0, 0, _IO_NO_WRITES); 47DEF_STDFILE(_IO_stdout_, 1, &_IO_stdin_.file, _IO_NO_READS); 48DEF_STDFILE(_IO_stderr_, 2, &_IO_stdout_.file, 49 _IO_NO_READS+_IO_UNBUFFERED); 50 51_IO_FILE *_IO_list_all = &_IO_stderr_.file; 52