New upstream version 1.3upstream/1.3upstream

1 files changed, 10 insertions, 0 deletions

diff --git a/tests/binary-io.h b/tests/binary-io.h
index 0cc5c117..1da018fa 100644
--- a/tests/binary-io.h
+++ b/tests/binary-io.h
@@ -55,6 +55,11 @@ __gl_setmode (_GL_UNUSED int fd, _GL_UNUSED int mode)
 }
 #endif
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
 /* Set FD's mode to MODE, which should be either O_TEXT or O_BINARY.
    Return the old mode if successful, -1 (setting errno) on failure.
    Ordinarily this function would be called 'setmode', since that is
@@ -74,6 +79,11 @@ set_binary_mode (int fd, int mode)
 /* This macro is obsolescent.  */
 #define SET_BINARY(fd) ((void) set_binary_mode (fd, O_BINARY))
 
+
+#ifdef __cplusplus
+}
+#endif
+
 _GL_INLINE_HEADER_END
 
 #endif /* _BINARY_H */