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[glibc.git] / libio / oldiofopen.c
blob5f91aaca1d0cd64e760272df107c5d4eb13c1e65
1 /* Copyright (C) 1993, 1997, 1999, 2000 Free Software Foundation, Inc.
2 This file is part of the GNU IO Library.
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.
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.
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.
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. */
26 #include <shlib-compat.h>
27 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
29 #define _IO_USE_OLD_IO_FILE
30 #include "libioP.h"
31 #ifdef __STDC__
32 #include <stdlib.h>
33 #endif
36 _IO_FILE *
37 _IO_old_fopen (filename, mode)
38 const char *filename;
39 const char *mode;
41 struct locked_FILE
43 struct _IO_FILE_plus fp;
44 #ifdef _IO_MTSAFE_IO
45 _IO_lock_t lock;
46 #endif
47 } *new_f = (struct locked_FILE *) malloc (sizeof (struct locked_FILE));
49 if (new_f == NULL)
50 return NULL;
51 #ifdef _IO_MTSAFE_IO
52 new_f->fp.file._lock = &new_f->lock;
53 #endif
54 _IO_init (&new_f->fp.file, 0);
55 _IO_JUMPS (&new_f->fp) = &_IO_old_file_jumps;
56 _IO_old_file_init (&new_f->fp);
57 #if !_IO_UNIFIED_JUMPTABLES
58 new_f->fp.vtable = NULL;
59 #endif
60 if (_IO_old_file_fopen ((_IO_FILE *) &new_f->fp, filename, mode) != NULL)
61 return (_IO_FILE *) &new_f->fp;
62 _IO_un_link (&new_f->fp);
63 free (new_f);
64 return NULL;
67 strong_alias (_IO_old_fopen, __old_fopen)
68 compat_symbol (libc, _IO_old_fopen, _IO_fopen, GLIBC_2_0);
69 compat_symbol (libc, __old_fopen, fopen, GLIBC_2_0);
70 #endif