* 修改编译方式为CMake

* 删除C++适配代码
* 修改编译告警

common/rt/src/rt_time.cpp

@@ -0,0 +1,58 @@
+/*
+*   rt_time.c
+*   Created by fengweihao
+*   30 May, 2018
+*   Func: Time Component
+*/
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+#include <time.h>
+#include <assert.h>
+#include <errno.h>
+
+#include "rt_time.h"
+
+struct tm *rt_localtime(time_t timep, struct tm *result)
+{
+    return localtime_r(&timep, result);
+}
+
+uint64_t rt_time_s(void)
+{
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    return (tv.tv_sec  + tv.tv_usec/1000/1000);    /** CST timestamp */
+};
+
+uint64_t rt_time_ms(void)
+{
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    return (tv.tv_sec * 1000  + tv.tv_usec/1000);
+}
+
+uint64_t rt_time_ns()
+{
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    return (tv.tv_sec * 1000 * 1000   + tv.tv_usec);
+}
+
+int rt_tms2str(uint64_t ts, const char *tm_form, char *date, size_t len)
+{
+    struct tm *tm = NULL;
+
+    assert(date);
+    /** Convert ts to localtime with local time-zone */
+    tm = localtime((time_t *)&ts);
+    return (int)strftime(date, len - 1, tm_form, tm);
+}
+
+int rt_curr_tms2str(const char *tm_form, char *date, size_t len)
+{
+    return rt_tms2str(time(NULL), tm_form, date, len);
+}
+