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-rw-r--r--io/Makefile2
-rw-r--r--io/have_o_cloexec.c24
2 files changed, 26 insertions, 0 deletions
diff --git a/io/Makefile b/io/Makefile
index da589b1..1acda4c 100644
--- a/io/Makefile
+++ b/io/Makefile
@@ -54,6 +54,8 @@ routines := \
sendfile sendfile64 \
utimensat futimens
+aux := have_o_cloexec
+
# These routines will be omitted from the libc shared object.
# Instead the static object files will be included in a special archive
# linked against when the shared library will be used.
diff --git a/io/have_o_cloexec.c b/io/have_o_cloexec.c
new file mode 100644
index 0000000..a83e8a4
--- /dev/null
+++ b/io/have_o_cloexec.c
@@ -0,0 +1,24 @@
+/* Copyright (C) 2007 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <fcntl.h>
+#include <kernel-features.h>
+
+#if defined O_CLOEXEC && !defined __ASSUME_O_CLOEXEC
+int __have_o_cloexec;
+#endif