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Merge pull request #1870 from hichard/master 

修复IAR的dlib时间映射，支持64bit的时间。
This commit is contained in:
Bernard Xiong 2018-10-09 09:42:42 +08:00 committed by GitHub
parent 37d25e32a1 3b957d7516
commit df6cf9b308
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1 changed files with 28 additions and 29 deletions
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57
components/libc/compilers/dlib/time.c
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@ -32,43 +32,42 @@ int gettimeofday(struct timeval *tp, void *ignore)
* @return time_t return timestamp current.
*
*/
/* for IAR 6.2 later Compiler */
#if defined (__IAR_SYSTEMS_ICC__) && (__VER__) >= 6020000
#pragma module_name = "?time"
time_t (__time32)(time_t *t) /* Only supports 32-bit timestamp */
#if _DLIB_TIME_ALLOW_64
time_t __time64(time_t *t)
#else
time_t time(time_t *t)
time_t __time32(time_t *t)
#endif
{
time_t time_now = 0;
time_t time_now = 0;
#ifdef RT_USING_RTC
static rt_device_t device = RT_NULL;
/* optimization: find rtc device only first. */
if (device == RT_NULL)
static rt_device_t device = RT_NULL;
/* optimization: find rtc device only first. */
if (device == RT_NULL)
{
device = rt_device_find("rtc");
}
/* read timestamp from RTC device. */
if (device != RT_NULL)
{
if (rt_device_open(device, 0) == RT_EOK)
{
device = rt_device_find("rtc");
}
/* read timestamp from RTC device. */
if (device != RT_NULL)
{
if (rt_device_open(device, 0) == RT_EOK)
{
rt_device_control(device, RT_DEVICE_CTRL_RTC_GET_TIME, &time_now);
rt_device_close(device);
}
rt_device_control(device, RT_DEVICE_CTRL_RTC_GET_TIME, &time_now);
rt_device_close(device);
}
}
#endif /* RT_USING_RTC */
/* if t is not NULL, write timestamp to *t */
if (t != RT_NULL)
{
*t = time_now;
}
return time_now;
/* if t is not NULL, write timestamp to *t */
if (t != RT_NULL)
{
*t = time_now;
}
return time_now;
}
RT_WEAK clock_t clock(void)