headers MAINTENANCE headers/include cleanup
- add missing extern "C" in some of the public headers for use in C++
- includes cleanup and fix ordering
diff --git a/src/printer.h b/src/printer.h
index f50a7a1..4c15f7f 100644
--- a/src/printer.h
+++ b/src/printer.h
@@ -20,6 +20,10 @@
#include "log.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
/**
* @brief Printer output structure specifying where the data are printed.
*/
@@ -218,4 +222,8 @@
*/
void ly_out_free(struct ly_out *out, void (*clb_arg_destructor)(void *arg), int destroy);
+#ifdef __cplusplus
+}
+#endif
+
#endif /* LY_PRINTER_H_ */