From 5d7cabc86c354bbca64df662024a747b034afb83 Mon Sep 17 00:00:00 2001
From: Stéphane Raimbault <stephane.raimbault@gmail.com>
Date: Tue, 3 Jan 2012 01:42:09 +0100
Subject: [PATCH] Add missing C++ macros in public headers

---
 src/modbus-rtu.h | 4 ++++
 src/modbus-tcp.h | 4 ++++
 2 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/src/modbus-rtu.h b/src/modbus-rtu.h
index d34c965..67c740e 100644
--- a/src/modbus-rtu.h
+++ b/src/modbus-rtu.h
@@ -21,6 +21,8 @@
 
 #include "modbus.h"
 
+MODBUS_BEGIN_DECLS
+
 /* Modbus_Application_Protocol_V1_1b.pdf Chapter 4 Section 1 Page 5
  * RS232 / RS485 ADU = 253 bytes + slave (1 byte) + CRC (2 bytes) = 256 bytes
  */
@@ -42,4 +44,6 @@ int modbus_rtu_get_serial_mode(modbus_t *ctx);
 int modbus_rtu_set_rts(modbus_t *ctx, int mode);
 int modbus_rtu_get_rts(modbus_t *ctx);
 
+MODBUS_END_DECLS
+
 #endif /* _MODBUS_RTU_H_ */
diff --git a/src/modbus-tcp.h b/src/modbus-tcp.h
index 582324d..e4f9a83 100644
--- a/src/modbus-tcp.h
+++ b/src/modbus-tcp.h
@@ -21,6 +21,8 @@
 
 #include "modbus.h"
 
+MODBUS_BEGIN_DECLS
+
 #if defined(_WIN32) && !defined(__CYGWIN__)
 /* Win32 with MinGW, supplement to <errno.h> */
 #include <winsock2.h>
@@ -46,4 +48,6 @@ modbus_t* modbus_new_tcp_pi(const char *node, const char *service);
 int modbus_tcp_pi_listen(modbus_t *ctx, int nb_connection);
 int modbus_tcp_pi_accept(modbus_t *ctx, int *socket);
 
+MODBUS_END_DECLS
+
 #endif /* _MODBUS_TCP_H_ */
--
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