* include/features.h: Grok _ATFILE_SOURCE and define __USE_ATFILE when
it or _GNU_SOURCE is defined. * io/fcntl.h: Protect *at and AT_* with [__USE_ATFILE] instead of [__USE_GNU]. * libio/stdio.h: Likewise. * posix/unistd.h: Likewise. * time/sys/time.h: Likewise.
This commit is contained in:
Roland McGrath
parent
c90c5d4106
commit
0b8f25bbca
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@ -1,5 +1,13 @@
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2006-01-05 Roland McGrath <roland@redhat.com>
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* include/features.h: Grok _ATFILE_SOURCE and define __USE_ATFILE when
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it or _GNU_SOURCE is defined.
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* io/fcntl.h: Protect *at and AT_* with [__USE_ATFILE] instead of
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[__USE_GNU].
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* libio/stdio.h: Likewise.
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* posix/unistd.h: Likewise.
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* time/sys/time.h: Likewise.
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* io/sys/stat.h [__USE_GNU]: Declare fchmodat.
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* io/fchmodat.c: New file.
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* io/Makefile (routines): Add fchmodat.
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@ -1,4 +1,5 @@
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/* Copyright (C) 1991-1993,1995-2003,2004,2005 Free Software Foundation, Inc.
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/* Copyright (C) 1991,1992,1993,1995,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006
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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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@ -38,6 +39,7 @@
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_FILE_OFFSET_BITS=N Select default filesystem interface.
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_BSD_SOURCE ISO C, POSIX, and 4.3BSD things.
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_SVID_SOURCE ISO C, POSIX, and SVID things.
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_ATFILE_SOURCE Additional *at interfaces.
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_GNU_SOURCE All of the above, plus GNU extensions.
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_REENTRANT Select additionally reentrant object.
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_THREAD_SAFE Same as _REENTRANT, often used by other systems.
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@ -69,6 +71,7 @@
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__USE_BSD Define 4.3BSD things.
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__USE_SVID Define SVID things.
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__USE_MISC Define things common to BSD and System V Unix.
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__USE_ATFILE Define *at interfaces and AT_* constants for them.
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__USE_GNU Define GNU extensions.
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__USE_REENTRANT Define reentrant/thread-safe *_r functions.
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__USE_FORTIFY_LEVEL Additional security measures used, according to level.
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@ -102,6 +105,7 @@
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#undef __USE_BSD
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#undef __USE_SVID
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#undef __USE_MISC
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#undef __USE_ATFILE
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#undef __USE_GNU
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#undef __USE_REENTRANT
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#undef __USE_FORTIFY_LEVEL
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@ -158,6 +162,8 @@
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# define _BSD_SOURCE 1
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# undef _SVID_SOURCE
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# define _SVID_SOURCE 1
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# undef _ATFILE_SOURCE
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# define _ATFILE_SOURCE 1
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#endif
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/* If nothing (other than _GNU_SOURCE) is defined,
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@ -256,6 +262,10 @@
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# define __USE_SVID 1
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#endif
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#ifdef _ATFILE_SOURCE
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# define __USE_ATFILE 1
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#endif
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#ifdef _GNU_SOURCE
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# define __USE_GNU 1
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#endif
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12
io/fcntl.h
12
io/fcntl.h
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@ -1,5 +1,5 @@
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/* Copyright (C) 1991,1992,1994-2001,2003,2004,2005
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Free Software Foundation, Inc.
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/* Copyright (C) 1991,1992,1994-2001,2003,2004,2005,2006
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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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@ -56,7 +56,7 @@ __BEGIN_DECLS
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# define SEEK_END 2 /* Seek from end of file. */
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#endif /* XPG */
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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# define AT_FDCWD -100 /* Special value used to indicate
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openat should use the current
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working directory. */
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@ -92,11 +92,11 @@ extern int __REDIRECT (open, (__const char *__file, int __oflag, ...), open64)
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extern int open64 (__const char *__file, int __oflag, ...) __nonnull ((1));
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#endif
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#ifdef __USE_GNU
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/* Similar to OPEN but a relative path name is interpreted relative to
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#ifdef __USE_ATFILE
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/* Similar to `open' but a relative path name is interpreted relative to
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the directory for which FD is a descriptor.
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NOTE: some other OPENAT implementation support additional functionality
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NOTE: some other `openat' implementation support additional functionality
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through this interface, especially using the O_XATTR flag. This is not
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yet supported here.
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@ -1,5 +1,5 @@
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/* Define ISO C stdio on top of C++ iostreams.
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Copyright (C) 1991,1994-2004, 2005 Free Software Foundation, Inc.
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Copyright (C) 1991,1994-2004,2005,2006 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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@ -154,7 +154,7 @@ extern int remove (__const char *__filename) __THROW;
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extern int rename (__const char *__old, __const char *__new) __THROW;
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__END_NAMESPACE_STD
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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/* Rename file OLD relative to OLDFD to NEW relative to NEWFD. */
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extern int renameat (int __oldfd, __const char *__old, int __newfd,
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__const char *__new) __THROW;
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@ -431,7 +431,7 @@ extern int lchown (__const char *__file, __uid_t __owner, __gid_t __group)
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#endif /* Use BSD || X/Open Unix. */
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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/* Change the owner and group of FILE relative to the directory FD is open
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on. */
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extern int fchownat (int __fd, __const char *__file, __uid_t __owner,
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@ -742,7 +742,7 @@ extern int ttyslot (void) __THROW;
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extern int link (__const char *__from, __const char *__to)
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__THROW __nonnull ((1, 2)) __wur;
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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/* Like link but relative paths in TO and FROM are interpreted relative
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to FROMFD and TOFD respectively. */
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extern int linkat (int __fromfd, __const char *__from, int __tofd,
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@ -761,7 +761,7 @@ extern int readlink (__const char *__restrict __path, char *__restrict __buf,
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size_t __len) __THROW __nonnull ((1, 2)) __wur;
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#endif /* Use BSD. */
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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/* Like symlink but a relative path in TO is interpreted relative to TOFD. */
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extern int symlinkat (__const char *__from, int __tofd,
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__const char *__to) __THROW __nonnull ((1, 3)) __wur;
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@ -775,7 +775,7 @@ extern int readlinkat (int __fd, __const char *__restrict __path,
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/* Remove the link NAME. */
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extern int unlink (__const char *__name) __THROW __nonnull ((1));
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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/* Remove the link NAME relative to FD. */
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extern int unlinkat (int __fd, __const char *__name, int __flag)
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__THROW __nonnull ((2));
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@ -1,4 +1,5 @@
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/* Copyright (C) 1991-1994,1996-2002,2003,2005 Free Software Foundation, Inc.
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/* Copyright (C) 1991-1994,1996-2002,2003,2005,2006
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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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@ -148,7 +149,7 @@ extern int lutimes (__const char *__file, __const struct timeval __tvp[2])
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extern int futimes (int __fd, __const struct timeval __tvp[2]) __THROW;
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#endif
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#ifdef __USE_GNU
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#ifdef __USE_ATFILE
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/* Change the access time of FILE relative to FD to TVP[0] and the
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modification time of FILE to TVP[1]. If TVP is a null pointer, use
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the current time instead. Returns 0 on success, -1 on errors. */
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