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Annotation of GNUtools/libg++/libio/fstream.cc, revision 1.1.1.1

1.1       root        1: /* This is part of libio/iostream, providing -*- C++ -*- input/output.
                      2: Copyright (C) 1993 Free Software Foundation
                      3: 
                      4: This file is part of the GNU IO Library.  This library is free
                      5: software; you can redistribute it and/or modify it under the
                      6: terms of the GNU General Public License as published by the
                      7: Free Software Foundation; either version 2, or (at your option)
                      8: any later version.
                      9: 
                     10: This library is distributed in the hope that it will be useful,
                     11: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     12: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     13: GNU General Public License for more details.
                     14: 
                     15: You should have received a copy of the GNU General Public License
                     16: along with GNU CC; see the file COPYING.  If not, write to
                     17: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, 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 not cause
                     21: the resulting executable to be covered by the GNU General Public License.
                     22: This exception does not however invalidate any other reasons why
                     23: the executable file might be covered by the GNU General Public License.
                     24: 
                     25: Written by Per Bothner ([email protected]). */
                     26: 
                     27: #ifdef __GNUG__
                     28: #pragma implementation
                     29: #endif
                     30: #define _STREAM_COMPAT
                     31: #include "libioP.h"
                     32: 
                     33: #include <fstream.h>
                     34: 
                     35: fstreambase::fstreambase()
                     36: {
                     37:     init(filebuf::__new());
                     38: }
                     39: 
                     40: fstreambase::fstreambase(int fd)
                     41: {
                     42:   init(filebuf::__new());
                     43:   _IO_file_attach(rdbuf(), fd);
                     44: }
                     45: 
                     46: fstreambase::fstreambase(const char *name, int mode, int prot)
                     47: {
                     48:     init(filebuf::__new());
                     49:     if (!rdbuf()->open(name, mode, prot))
                     50:        set(ios::badbit);
                     51: }
                     52: 
                     53: fstreambase::fstreambase(int fd, char *p, int l)
                     54: {
                     55:   init(filebuf::__new());
                     56:   _IO_file_attach(rdbuf(), fd);
                     57:   _IO_file_setbuf(rdbuf(), p, l);
                     58: }
                     59: 
                     60: void fstreambase::open(const char *name, int mode, int prot)
                     61: {
                     62:     clear();
                     63:     if (!rdbuf()->open(name, mode, prot))
                     64:        set(ios::badbit);
                     65: }
                     66: 
                     67: void fstreambase::close()
                     68: {
                     69:     if (!rdbuf()->close())
                     70:        set(ios::failbit);
                     71: }
                     72: 
                     73: #if 0
                     74: static int mode_to_sys(enum open_mode mode)
                     75: {
                     76:     return O_WRONLY;
                     77: }
                     78: 
                     79: static char* fopen_cmd_arg(io_mode i)
                     80: {
                     81:     return "w";
                     82: }
                     83: #endif

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