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-rw-r--r--io/copy_file_range.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/io/copy_file_range.c b/io/copy_file_range.c
index 7b968be19d..59fb979773 100644
--- a/io/copy_file_range.c
+++ b/io/copy_file_range.c
@@ -1,4 +1,4 @@
-/* Generic implementation of copy_file_range.
+/* Stub implementation of copy_file_range.
    Copyright (C) 2017-2019 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,7 +16,15 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#define COPY_FILE_RANGE_DECL
-#define COPY_FILE_RANGE copy_file_range
+#include <errno.h>
+#include <unistd.h>
 
-#include <io/copy_file_range-compat.c>
+ssize_t
+copy_file_range (int infd, __off64_t *pinoff,
+                 int outfd, __off64_t *poutoff,
+                 size_t length, unsigned int flags)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+stub_warning (copy_file_range)