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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2018-03-18 11:28:59 +0800
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2018-05-02 08:43:31 -0300
commitcf2478d53ad7071e84c724a986b56fe17f4f4ca7 (patch)
tree907b40dddc0c8a10b1f91246efe6f141a402f80d /misc/sys
parentdc115e1cdc369c31296b8287959758fb77f33aaa (diff)
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Deprecate ustat syscall interface
As for sysctl, ustat has been deprecated in favor of {f}statfs.  Also
some newer ports which uses generic interface builds a stub version that
returns ENOSYS.

This patch deprecates ustat interface by removing ustat.h related headers,
adding a compatibility symbol, and avoiding new ports to build and provide
the symbol.

Checked on x86_64-linux-gnu and i686-linux-gnu.  Also checked with a
check-abi on all affected ABIs.

	* NEWS: Add ustat.h deprecation entry.
	* bits/ustat.h: Remove file.
	* misc/sys/ustat.h: Likewise.
	* misc/ustat.h: Likewise.
	* sysdeps/unix/sysv/linux/generic/ustat.c: Likewise.
	* misc/Makefile (headers): Remove ustat.h and sys/ustat.h.
	* misc/ustat.c (__ustat): Rename to __old_ustat and export only in
	compatibility mode.
	* sysdeps/unix/sysv/linux/ustat.c (__ustat): Likewise.
	* sysdeps/unix/sysv/linux/mips/ustat.c: Define DEV_TO_KDEV and use
	generic Linux implementation.
Diffstat (limited to 'misc/sys')
-rw-r--r--misc/sys/ustat.h37
1 files changed, 0 insertions, 37 deletions
diff --git a/misc/sys/ustat.h b/misc/sys/ustat.h
deleted file mode 100644
index 828ca4199b..0000000000
--- a/misc/sys/ustat.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/* Header describing obsolete `ustat' interface.
-   Copyright (C) 1996-2018 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/>.  */
-
-/*
- * This interface is obsolete.  Use <sys/statfs.h> instead.
- */
-
-#ifndef _SYS_USTAT_H
-#define	_SYS_USTAT_H	1
-
-#include <features.h>
-
-#include <sys/types.h>
-#include <bits/ustat.h>
-
-__BEGIN_DECLS
-
-extern int ustat (__dev_t __dev, struct ustat *__ubuf) __THROW;
-
-__END_DECLS
-
-#endif /* sys/ustat.h */