diff options
Diffstat (limited to 'io/bits/fcntl2.h')
| -rw-r--r-- | io/bits/fcntl2.h | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/io/bits/fcntl2.h b/io/bits/fcntl2.h deleted file mode 100644 index 4109ead9a8..0000000000 --- a/io/bits/fcntl2.h +++ /dev/null @@ -1,172 +0,0 @@ -/* Checking macros for fcntl functions. - Copyright (C) 2007-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _FCNTL_H -# error "Never include <bits/fcntl2.h> directly; use <fcntl.h> instead." -#endif - -/* Check that calls to open and openat with O_CREAT or O_TMPFILE set have an - appropriate third/fourth parameter. */ -#ifndef __USE_FILE_OFFSET64 -extern int __open_2 (const char *__path, int __oflag) __nonnull ((1)); -extern int __REDIRECT (__open_alias, (const char *__path, int __oflag, ...), - open) __nonnull ((1)); -#else -extern int __REDIRECT (__open_2, (const char *__path, int __oflag), - __open64_2) __nonnull ((1)); -extern int __REDIRECT (__open_alias, (const char *__path, int __oflag, ...), - open64) __nonnull ((1)); -#endif -__errordecl (__open_too_many_args, - "open can be called either with 2 or 3 arguments, not more"); -__errordecl (__open_missing_mode, - "open with O_CREAT or O_TMPFILE in second argument needs 3 arguments"); - -__fortify_function int -open (const char *__path, int __oflag, ...) -{ - if (__va_arg_pack_len () > 1) - __open_too_many_args (); - - if (__builtin_constant_p (__oflag)) - { - if (__OPEN_NEEDS_MODE (__oflag) && __va_arg_pack_len () < 1) - { - __open_missing_mode (); - return __open_2 (__path, __oflag); - } - return __open_alias (__path, __oflag, __va_arg_pack ()); - } - - if (__va_arg_pack_len () < 1) - return __open_2 (__path, __oflag); - - return __open_alias (__path, __oflag, __va_arg_pack ()); -} - - -#ifdef __USE_LARGEFILE64 -extern int __open64_2 (const char *__path, int __oflag) __nonnull ((1)); -extern int __REDIRECT (__open64_alias, (const char *__path, int __oflag, - ...), open64) __nonnull ((1)); -__errordecl (__open64_too_many_args, - "open64 can be called either with 2 or 3 arguments, not more"); -__errordecl (__open64_missing_mode, - "open64 with O_CREAT or O_TMPFILE in second argument needs 3 arguments"); - -__fortify_function int -open64 (const char *__path, int __oflag, ...) -{ - if (__va_arg_pack_len () > 1) - __open64_too_many_args (); - - if (__builtin_constant_p (__oflag)) - { - if (__OPEN_NEEDS_MODE (__oflag) && __va_arg_pack_len () < 1) - { - __open64_missing_mode (); - return __open64_2 (__path, __oflag); - } - return __open64_alias (__path, __oflag, __va_arg_pack ()); - } - - if (__va_arg_pack_len () < 1) - return __open64_2 (__path, __oflag); - - return __open64_alias (__path, __oflag, __va_arg_pack ()); -} -#endif - - -#ifdef __USE_ATFILE -# ifndef __USE_FILE_OFFSET64 -extern int __openat_2 (int __fd, const char *__path, int __oflag) - __nonnull ((2)); -extern int __REDIRECT (__openat_alias, (int __fd, const char *__path, - int __oflag, ...), openat) - __nonnull ((2)); -# else -extern int __REDIRECT (__openat_2, (int __fd, const char *__path, - int __oflag), __openat64_2) - __nonnull ((2)); -extern int __REDIRECT (__openat_alias, (int __fd, const char *__path, - int __oflag, ...), openat64) - __nonnull ((2)); -# endif -__errordecl (__openat_too_many_args, - "openat can be called either with 3 or 4 arguments, not more"); -__errordecl (__openat_missing_mode, - "openat with O_CREAT or O_TMPFILE in third argument needs 4 arguments"); - -__fortify_function int -openat (int __fd, const char *__path, int __oflag, ...) -{ - if (__va_arg_pack_len () > 1) - __openat_too_many_args (); - - if (__builtin_constant_p (__oflag)) - { - if (__OPEN_NEEDS_MODE (__oflag) && __va_arg_pack_len () < 1) - { - __openat_missing_mode (); - return __openat_2 (__fd, __path, __oflag); - } - return __openat_alias (__fd, __path, __oflag, __va_arg_pack ()); - } - - if (__va_arg_pack_len () < 1) - return __openat_2 (__fd, __path, __oflag); - - return __openat_alias (__fd, __path, __oflag, __va_arg_pack ()); -} - - -# ifdef __USE_LARGEFILE64 -extern int __openat64_2 (int __fd, const char *__path, int __oflag) - __nonnull ((2)); -extern int __REDIRECT (__openat64_alias, (int __fd, const char *__path, - int __oflag, ...), openat64) - __nonnull ((2)); -__errordecl (__openat64_too_many_args, - "openat64 can be called either with 3 or 4 arguments, not more"); -__errordecl (__openat64_missing_mode, - "openat64 with O_CREAT or O_TMPFILE in third argument needs 4 arguments"); - -__fortify_function int -openat64 (int __fd, const char *__path, int __oflag, ...) -{ - if (__va_arg_pack_len () > 1) - __openat64_too_many_args (); - - if (__builtin_constant_p (__oflag)) - { - if (__OPEN_NEEDS_MODE (__oflag) && __va_arg_pack_len () < 1) - { - __openat64_missing_mode (); - return __openat64_2 (__fd, __path, __oflag); - } - return __openat64_alias (__fd, __path, __oflag, __va_arg_pack ()); - } - - if (__va_arg_pack_len () < 1) - return __openat64_2 (__fd, __path, __oflag); - - return __openat64_alias (__fd, __path, __oflag, __va_arg_pack ()); -} -# endif -#endif |