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2003-08-12 Jakub Jelinek <jakub@redhat.com> * libio/libioP.h (_IO_vtable_offset): Define. * libio/freopen.c (freopen): Use it. * libio/ioputs.c (_IO_puts): Likewise. * libio/freopen64.c (freopen64): Likewise. * libio/genops.c (__underflow, __uflow, _IO_flush_all_lockp): Likewise. * libio/iofclose.c (_IO_new_fclose): Likewise. * libio/iofputs.c (_IO_fputs): Likewise. * libio/ioftell.c (_IO_ftell): Likewise. * libio/iofwrite.c (_IO_fwrite): Likewise. * libio/ioseekoff.c (_IO_seekoff_unlocked): Likewise. * libio/iosetbuffer.c (_IO_setbuffer): Likewise. * stdio-common/vfprintf.c (ORIENT, vfprintf): Likewise. * stdio-common/vfscanf.c (ORIENT): Likewise.
99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/* Copyright (C) 1993,1995,1997-2001,2002,2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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As a special exception, if you link the code in this file with
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files compiled with a GNU compiler to produce an executable,
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that does not cause the resulting executable to be covered by
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the GNU Lesser General Public License. This exception does not
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however invalidate any other reasons why the executable file
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might be covered by the GNU Lesser General Public License.
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This exception applies to code released by its copyright holders
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in files containing the exception. */
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#include "libioP.h"
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#ifdef __STDC__
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#include <stdlib.h>
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#endif
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#if _LIBC
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# include "../iconv/gconv_int.h"
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# include <shlib-compat.h>
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#else
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# define SHLIB_COMPAT(a, b, c) 0
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# define _IO_new_fclose fclose
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#endif
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int
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_IO_new_fclose (fp)
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_IO_FILE *fp;
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{
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int status;
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CHECK_FILE(fp, EOF);
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#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
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/* We desperately try to help programs which are using streams in a
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strange way and mix old and new functions. Detect old streams
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here. */
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if (_IO_vtable_offset (fp) != 0)
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return _IO_old_fclose (fp);
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#endif
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/* First unlink the stream. */
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if (fp->_IO_file_flags & _IO_IS_FILEBUF)
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INTUSE(_IO_un_link) ((struct _IO_FILE_plus *) fp);
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_IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
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_IO_flockfile (fp);
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if (fp->_IO_file_flags & _IO_IS_FILEBUF)
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status = INTUSE(_IO_file_close_it) (fp);
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else
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status = fp->_flags & _IO_ERR_SEEN ? -1 : 0;
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_IO_FINISH (fp);
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_IO_funlockfile (fp);
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_IO_cleanup_region_end (0);
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if (fp->_mode > 0)
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{
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#if _LIBC
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/* This stream has a wide orientation. This means we have to free
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the conversion functions. */
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struct _IO_codecvt *cc = fp->_codecvt;
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__gconv_release_step (cc->__cd_in.__cd.__steps);
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__gconv_release_step (cc->__cd_out.__cd.__steps);
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#endif
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}
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else
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{
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if (_IO_have_backup (fp))
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INTUSE(_IO_free_backup_area) (fp);
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}
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if (fp != _IO_stdin && fp != _IO_stdout && fp != _IO_stderr)
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{
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fp->_IO_file_flags = 0;
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free(fp);
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}
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return status;
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}
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#ifdef _LIBC
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versioned_symbol (libc, _IO_new_fclose, _IO_fclose, GLIBC_2_1);
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strong_alias (_IO_new_fclose, __new_fclose)
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versioned_symbol (libc, __new_fclose, fclose, GLIBC_2_1);
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#endif
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