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-rw-r--r--ChangeLog8
-rw-r--r--misc/Makefile1
-rw-r--r--sysdeps/unix/sysv/linux/Makefile3
-rw-r--r--sysdeps/unix/sysv/linux/open_by_handle_at.c37
-rw-r--r--sysdeps/unix/sysv/linux/syscalls.list1
5 files changed, 48 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 0ce0063..3e846a0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,13 @@
2017-05-18 Adhemerval Zanella <adhemerval.zanella@linaro.org>
+ * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Add
+ open_by_handle_at.
+ (CFLAGS-open_by_handle_at.c): New flag.
+ * sysdeps/unix/sysv/linux/open_by_handle_at.c: New file.
+ * sysdeps/unix/sysv/linux/syscalls.list (open_by_handle_at): New
+ file.
+ * misc/Makefile (CFLAGS-open_by_handle_at.c): New rule.
+
* sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Add splice.
(CFLAGS-splice.c): New flag.
* sysdeps/unix/sysv/linux/splice.c: New file.
diff --git a/misc/Makefile b/misc/Makefile
index e4fe468..38beb00 100644
--- a/misc/Makefile
+++ b/misc/Makefile
@@ -113,6 +113,7 @@ CFLAGS-fdatasync.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-fsync.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-vmsplice.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-splice.c = -fexceptions -fasynchronous-unwind-tables
+CFLAGS-open_by_handle_at.c = -fexceptions -fasynchronous-unwind-tables
# Called during static library initialization, so turn stack-protection
# off for non-shared builds.
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index c1f6e24..45c05f1 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -17,7 +17,8 @@ include $(firstword $(wildcard $(sysdirs:=/sysctl.mk)))
sysdep_routines += clone umount umount2 readahead \
setfsuid setfsgid epoll_pwait signalfd \
eventfd eventfd_read eventfd_write prlimit \
- personality epoll_wait tee vmsplice splice
+ personality epoll_wait tee vmsplice splice \
+ open_by_handle_at
CFLAGS-gethostid.c = -fexceptions
CFLAGS-tee.c = -fexceptions -fasynchronous-unwind-tables
diff --git a/sysdeps/unix/sysv/linux/open_by_handle_at.c b/sysdeps/unix/sysv/linux/open_by_handle_at.c
new file mode 100644
index 0000000..e69f041
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/open_by_handle_at.c
@@ -0,0 +1,37 @@
+/* Obtain handle for an open file via a handle. Linux implementation.
+ Copyright (C) 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/>. */
+
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sysdep-cancel.h>
+
+int
+open_by_handle_at (int mount_fd, struct file_handle *handle, int flags)
+{
+#ifdef __NR_open_by_handle_at
+ return SYSCALL_CANCEL (open_by_handle_at, mount_fd, handle, flags);
+#else
+ __set_errno (ENOSYS);
+ return -1;
+#endif
+}
+
+#ifndef __NR_open_by_handle_at
+stub_warning (open_by_handle_at)
+#endif
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index b40825a..a8d1299 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -106,7 +106,6 @@ timerfd_gettime EXTRA timerfd_gettime i:ip timerfd_gettime
fanotify_init EXTRA fanotify_init i:ii fanotify_init
name_to_handle_at EXTRA name_to_handle_at i:isppi name_to_handle_at
-open_by_handle_at EXTRA open_by_handle_at Ci:ipi open_by_handle_at
setns EXTRA setns i:ii setns