1 /* Like <fcntl.h>, but with non-working flags defined to 0.
3 Copyright (C) 2006-2009 Free Software Foundation, Inc.
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 /* written by Paul Eggert */
21 @PRAGMA_SYSTEM_HEADER@
24 #if defined __need_system_fcntl_h
25 /* Special invocation convention. */
27 #include <sys/types.h>
30 #@INCLUDE_NEXT@ @NEXT_FCNTL_H@
33 /* Normal invocation convention. */
37 #include <sys/types.h>
40 /* The include_next requires a split double-inclusion guard. */
41 #@INCLUDE_NEXT@ @NEXT_FCNTL_H@
47 /* The definition of GL_LINK_WARNING is copied here. */
49 /* The definition of _GL_ARG_NONNULL is copied here. */
52 /* Declare overridden functions. */
61 # define open rpl_open
62 extern int open (const char *filename, int flags, ...) _GL_ARG_NONNULL ((1));
64 #elif defined GNULIB_POSIXCHECK
67 (GL_LINK_WARNING ("open is not always POSIX compliant - " \
68 "use gnulib module open for portability"), \
75 # define openat rpl_openat
77 # if !@HAVE_OPENAT@ || @REPLACE_OPENAT@
78 extern int openat (int fd, char const *file, int flags, /* mode_t mode */ ...)
79 _GL_ARG_NONNULL ((2));
81 #elif defined GNULIB_POSIXCHECK
84 (GL_LINK_WARNING ("openat is not portable - " \
85 "use gnulib module openat for portability"), \
93 /* Fix up the FD_* macros. */
99 /* Fix up the O_* macros. */
101 #if !defined O_DIRECT && defined O_DIRECTIO
102 /* Tru64 spells it `O_DIRECTIO'. */
103 # define O_DIRECT O_DIRECTIO
106 #if !defined O_CLOEXEC && defined O_NOINHERIT
107 /* Mingw spells it `O_NOINHERIT'. Intentionally leave it
108 undefined if not available. */
109 # define O_CLOEXEC O_NOINHERIT
117 # define O_DIRECTORY 0
133 # define O_NONBLOCK O_NDELAY
141 # define O_NOFOLLOW 0
157 # define O_TTY_INIT 0
160 /* For systems that distinguish between text and binary I/O.
161 O_BINARY is usually declared in fcntl.h */
162 #if !defined O_BINARY && defined _O_BINARY
163 /* For MSC-compatible compilers. */
164 # define O_BINARY _O_BINARY
165 # define O_TEXT _O_TEXT
168 #if defined __BEOS__ || defined __HAIKU__
169 /* BeOS 5 and Haiku have O_BINARY and O_TEXT, but they have no effect. */
179 /* Fix up the AT_* macros. */
181 /* Work around a bug in Solaris 9 and 10: AT_FDCWD is positive. Its
182 value exceeds INT_MAX, so its use as an int doesn't conform to the
183 C standard, and GCC and Sun C complain in some cases. If the bug
184 is present, undef AT_FDCWD here, so it can be redefined below. */
185 #if 0 < AT_FDCWD && AT_FDCWD == 0xffd19553
189 /* Use the same bit pattern as Solaris 9, but with the proper
190 signedness. The bit pattern is important, in case this actually is
191 Solaris with the above workaround. */
193 # define AT_FDCWD (-3041965)
196 /* Use the same values as Solaris 9. This shouldn't matter, but
197 there's no real reason to differ. */
198 #ifndef AT_SYMLINK_NOFOLLOW
199 # define AT_SYMLINK_NOFOLLOW 4096
203 # define AT_REMOVEDIR 1
206 /* Solaris 9 lacks these two, so just pick unique values. */
207 #ifndef AT_SYMLINK_FOLLOW
208 # define AT_SYMLINK_FOLLOW 2
212 # define AT_EACCESS 4
216 #endif /* _GL_FCNTL_H */
217 #endif /* _GL_FCNTL_H */