Merge glibc-ports into ports/ directory.glibc-2.16-ports-merge

1 files changed, 59 insertions, 0 deletions

diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c b/ports/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c
new file mode 100644
index 0000000000..2dc110ba7e
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c
@@ -0,0 +1,59 @@
+/* Selective file content synch'ing.
+   Copyright (C) 2006, 2007, 2011 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 <errno.h>
+#include <fcntl.h>
+#include <sys/types.h>
+
+#include <sysdep-cancel.h>
+#include <sys/syscall.h>
+
+
+#ifdef __NR_sync_file_range
+int
+sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags)
+{
+  if (SINGLE_THREAD_P)
+    return INLINE_SYSCALL (sync_file_range, 7, fd, 0,
+			   __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
+			   __LONG_LONG_PAIR ((long) (to >> 32), (long) to),
+			   flags);
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = INLINE_SYSCALL (sync_file_range, 7, fd, 0,
+			   __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
+			   __LONG_LONG_PAIR ((long) (to >> 32), (long) to),
+			   flags);
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
+}
+#else
+int
+sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+stub_warning (sync_file_range)
+
+# include <stub-tag.h>
+#endif