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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [libssp/] [ssp/] [unistd.h] - Blame information for rev 816

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1 38 julius
/* Checking macros for unistd functions.
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   Copyright (C) 2005 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file.  (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING.  If not, write to the Free
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Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA.  */
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/* As a special exception, if you link this library with files compiled with
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   GCC to produce an executable, this does not cause the resulting executable
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   to be covered by the GNU General Public License. This exception does not
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   however invalidate any other reasons why the executable file might be
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   covered by the GNU General Public License.  */
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#ifndef _SSP_UNISTD_H
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#define _SSP_UNISTD_H 1
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#include <ssp.h>
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#include_next <unistd.h>
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#if __SSP_FORTIFY_LEVEL > 0
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#undef read
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#undef readlink
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#undef getcwd
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extern ssize_t __SSP_REDIRECT (__read_alias, (int __fd, void *__buf,
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                                              size_t __nbytes), read);
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extern inline __attribute__((__always_inline__)) ssize_t
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read (int __fd, void *__buf, size_t __nbytes)
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{
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  if (__ssp_bos0 (__buf) != (size_t) -1 && __nbytes > __ssp_bos0 (__buf))
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    __chk_fail ();
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  return __read_alias (__fd, __buf, __nbytes);
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}
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extern int __SSP_REDIRECT (__readlink_alias,
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                           (const char *__restrict__ __path,
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                            char *__restrict__ __buf, size_t __len),
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                           readlink);
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extern inline __attribute__((__always_inline__)) int
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readlink (const char *__restrict__ __path, char *__restrict__ __buf,
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          size_t __len)
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{
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  if (__ssp_bos (__buf) != (size_t) -1 && __len > __ssp_bos (__buf))
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    __chk_fail ();
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  return __readlink_alias (__path, __buf, __len);
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}
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extern char *__SSP_REDIRECT (__getcwd_alias,
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                             (char *__buf, size_t __size), getcwd);
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extern inline __attribute__((__always_inline__)) char *
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getcwd (char *__buf, size_t __size)
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{
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  if (__ssp_bos (__buf) != (size_t) -1 && __size > __ssp_bos (__buf))
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    __chk_fail ();
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  return __getcwd_alias (__buf, __size);
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}
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#endif /* __SSP_FORTIFY_LEVEL > 0 */
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#endif /* _SSP_UNISTD_H */

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