diff options
Diffstat (limited to 'libio/oldiofopen.c')
-rw-r--r-- | libio/oldiofopen.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/libio/oldiofopen.c b/libio/oldiofopen.c new file mode 100644 index 0000000..c37ec03 --- /dev/null +++ b/libio/oldiofopen.c @@ -0,0 +1,65 @@ +/* Copyright (C) 1993, 1997 Free Software Foundation, Inc. + This file is part of the GNU IO Library. + + This library 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. + + This library 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 this library; 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, if you link this library with files + compiled with a GNU compiler to produce an executable, this does + not 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. */ + +#include "libioP.h" +#ifdef __STDC__ +#include <stdlib.h> +#endif + + +_IO_FILE * +_IO_old_fopen (filename, mode) + const char *filename; + const char *mode; +{ + struct locked_FILE + { + struct _IO_FILE_plus fp; +#ifdef _IO_MTSAFE_IO + _IO_lock_t lock; +#endif + } *new_f = (struct locked_FILE *) malloc (sizeof (struct locked_FILE)); + + if (new_f == NULL) + return NULL; +#ifdef _IO_MTSAFE_IO + new_f->fp.file._lock = &new_f->lock; +#endif + _IO_init (&new_f->fp.file, 0); + _IO_JUMPS (&new_f->fp.file) = &_IO_old_file_jumps; + _IO_file_init (&new_f->fp.file); +#if !_IO_UNIFIED_JUMPTABLES + new_f->fp.vtable = NULL; +#endif + if (_IO_old_file_fopen (&new_f->fp.file, filename, mode) != NULL) + return (_IO_FILE *) &new_f->fp; + _IO_un_link (&new_f->fp.file); + free (new_f); + return NULL; +} + +strong_alias (_IO_old_fopen, __old_fopen) +symbol_version (_IO_old_fopen, _IO_fopen,); +symbol_version (__old_fopen, fopen,); |