From 4a715f8ea84e6468d156ef8b013b1847217a7dbf Mon Sep 17 00:00:00 2001
From: paladin-t <hellotony521@qq.com>
Date: Thu, 18 Feb 2016 11:07:04 +0800
Subject: [PATCH] +added a generic iterator type.

---
 HISTORY         | 3 +++
 core/my_basic.c | 3 +++
 core/my_basic.h | 1 +
 shell/main.c    | 4 +++-
 4 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/HISTORY b/HISTORY
index c0cc476..7bbf171 100755
--- a/HISTORY
+++ b/HISTORY
@@ -1,3 +1,6 @@
+Feb. 18 2016
+Added a generic iterator type
+
 Feb. 16 2016
 Fixed a bug of the EXIT statement with FOR loop
 
diff --git a/core/my_basic.c b/core/my_basic.c
index c1c645f..2f981fa 100755
--- a/core/my_basic.c
+++ b/core/my_basic.c
@@ -11334,6 +11334,8 @@ const char* mb_get_type_string(mb_data_e t) {
 		return "DICT_ITERATOR";
 	case MB_DT_COLLECTION:
 		return "COLLECTION";
+	case MB_DT_ITERATOR:
+		return "ITERATOR";
 #endif /* MB_ENABLE_COLLECTION_LIB */
 #ifdef MB_ENABLE_CLASS
 	case MB_DT_CLASS:
@@ -13425,6 +13427,7 @@ static int _core_type(mb_interpreter_t* s, void** l) {
 			MB_DT_DICT,
 			MB_DT_DICT_IT,
 			MB_DT_COLLECTION,
+			MB_DT_ITERATOR,
 #endif /* MB_ENABLE_COLLECTION_LIB */
 #ifdef MB_ENABLE_CLASS
 			MB_DT_CLASS,
diff --git a/core/my_basic.h b/core/my_basic.h
index 45404d5..3560249 100755
--- a/core/my_basic.h
+++ b/core/my_basic.h
@@ -372,6 +372,7 @@ typedef enum mb_data_e {
 	MB_DT_DICT = 1 << 10,
 	MB_DT_DICT_IT = 1 << 11,
 	MB_DT_COLLECTION = MB_DT_LIST | MB_DT_DICT,
+	MB_DT_ITERATOR = MB_DT_LIST_IT | MB_DT_DICT_IT,
 #endif /* MB_ENABLE_COLLECTION_LIB */
 #ifdef MB_ENABLE_CLASS
 	MB_DT_CLASS = 1 << 12,
diff --git a/shell/main.c b/shell/main.c
index 3fdee60..5eb4946 100755
--- a/shell/main.c
+++ b/shell/main.c
@@ -1087,7 +1087,9 @@ static int_t _ticks(void) {
 static int_t _ticks(void) {
 	struct timespec ts;
 	struct timeval now;
-	int rv = gettimeofday(&now, NULL);
+	int rv = 0;
+
+	rv = gettimeofday(&now, 0);
 	if(rv) return 0;
 	ts.tv_sec  = now.tv_sec;
 	ts.tv_nsec = now.tv_usec * 1000;