common: compile libcompat as C++

[lttng-tools.git] / src / common / compat / compat-fcntl.cpp

diff --git a/src/common/compat/compat-fcntl.cpp b/src/common/compat/compat-fcntl.cpp
new file mode 100644 (file)
index 0000000..bc014d6
--- /dev/null
+++ b/src/common/compat/compat-fcntl.cpp
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2011 David Goulet <dgoulet@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#define _LGPL_SOURCE
+#include <common/compat/fcntl.h>
+#include <common/macros.h>
+#include <unistd.h>
+
+#ifdef __linux__
+
+int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes,
+               unsigned int flags)
+{
+#ifdef HAVE_SYNC_FILE_RANGE
+       return sync_file_range(fd, offset, nbytes, flags);
+#else
+       return fdatasync(fd);
+#endif
+}
+
+#endif /* __linux__ */