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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 /sysdeps/unix/sysv/linux/generic
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 'sysdeps/unix/sysv/linux/generic')
-rw-r--r--sysdeps/unix/sysv/linux/generic/ustat.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/sysdeps/unix/sysv/linux/generic/ustat.c b/sysdeps/unix/sysv/linux/generic/ustat.c
deleted file mode 100644
index d4f9c8996f..0000000000
--- a/sysdeps/unix/sysv/linux/generic/ustat.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/* Copyright (C) 2011-2018 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
-
-   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/>.  */
-
-#include <errno.h>
-#include <sys/ustat.h>
-
-#include <sysdep.h>
-#include <sys/syscall.h>
-
-/* This deprecated syscall is no longer used (replaced with fstat).  */
-int
-ustat (dev_t dev, struct ustat *ubuf)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-stub_warning (ustat)