From 5bbdcb863320b7fd09abb040543c390e2f0d22c2 Mon Sep 17 00:00:00 2001
From: Wang Renxin <hellotony521@qq.com>
Date: Thu, 29 Oct 2015 10:15:09 +0800
Subject: [PATCH] *improved compile compatibility with c++.

---
 shell/main.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/shell/main.c b/shell/main.c
index c97cb9e..d13e2d0 100755
--- a/shell/main.c
+++ b/shell/main.c
@@ -43,6 +43,10 @@
 #include <string.h>
 #include <stdarg.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 #ifdef _MSC_VER
 #	pragma warning(disable : 4127)
 #	pragma warning(disable : 4706)
@@ -173,7 +177,7 @@ static void _tidy_mem_pool(void) {
 
 	for(i = 0; i < pool_count; i++) {
 		while((s = pool[i].stack)) {
-			pool[i].stack = _POOL_NODE_NEXT(s);
+			pool[i].stack = (char*)_POOL_NODE_NEXT(s);
 			_POOL_NODE_FREE(s);
 		}
 	}
@@ -247,7 +251,7 @@ static void _close_mem_pool(void) {
 
 	for(i = 0; i < pool_count; i++) {
 		while((s = pool[i].stack)) {
-			pool[i].stack = _POOL_NODE_NEXT(s);
+			pool[i].stack = (char*)_POOL_NODE_NEXT(s);
 			_POOL_NODE_FREE(s);
 		}
 	}
@@ -275,7 +279,7 @@ static char* _pop_mem(unsigned s) {
 
 					/* Pop from stack */
 					result = pl->stack;
-					pl->stack = _POOL_NODE_NEXT(result);
+					pl->stack = (char*)_POOL_NODE_NEXT(result);
 					_POOL_NODE_SIZE(result) = (_pool_chunk_size_t)s;
 
 					return result;
@@ -969,3 +973,7 @@ int main(int argc, char* argv[]) {
 }
 
 /* ========================================================} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */