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[components/libc] Move time() and clock() function to libc time.c.

This commit is contained in:
armink 2018-05-07 18:19:15 +08:00
parent 201d2830e6
commit 5501ec36cb
5 changed files with 212 additions and 49 deletions
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53
components/drivers/rtc/rtc.c
View File

@ -29,6 +29,8 @@
#include <string.h>
#include <rtthread.h>
#ifdef RT_USING_RTC
/* Using NTP auto sync RTC time */
#ifdef RTC_SYNC_USING_NTP
/* NTP first sync delay time for network connect, unit: second */
@ -41,55 +43,6 @@
#endif
#endif /* RTC_SYNC_USING_NTP */
/**
* Returns the current time.
*
* @param time_t * t the timestamp pointer, if not used, keep NULL.
*
* @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 */
#else
time_t time(time_t *t)
#endif
{
static rt_device_t device = RT_NULL;
time_t time_now = 0;
/* 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)
{
rt_device_control(device, RT_DEVICE_CTRL_RTC_GET_TIME, &time_now);
rt_device_close(device);
}
}
/* 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)
{
return rt_tick_get();
}
/**
* Set system date(time not modify).
*
@ -311,3 +264,5 @@ MSH_CMD_EXPORT(date, get date and time or set [year month day hour min sec]);
#endif /* defined(RT_USING_FINSH) && defined(FINSH_USING_MSH) */
#endif /* RT_USING_FINSH */
#endif /* RT_USING_RTC */

52
components/libc/compilers/armlibc/time.c
View File

@ -23,3 +23,55 @@ int gettimeofday(struct timeval *tp, void *ignore)
return 0;
}
#endif
/**
* Returns the current time.
*
* @param time_t * t the timestamp pointer, if not used, keep NULL.
*
* @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 */
#else
time_t time(time_t *t)
#endif
{
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)
{
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);
}
}
#endif /* RT_USING_RTC */
/* 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)
{
return rt_tick_get();
}

52
components/libc/compilers/dlib/time.c
View File

@ -23,3 +23,55 @@ int gettimeofday(struct timeval *tp, void *ignore)
return 0;
}
#endif
/**
* Returns the current time.
*
* @param time_t * t the timestamp pointer, if not used, keep NULL.
*
* @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 */
#else
time_t time(time_t *t)
#endif
{
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)
{
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);
}
}
#endif /* RT_USING_RTC */
/* 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)
{
return rt_tick_get();
}

52
components/libc/compilers/minilibc/time.c
View File

@ -227,3 +227,55 @@ int _gettimeofday( struct timeval *tv, void *ignore)
return 0; // return non-zero for error
}
#endif
/**
* Returns the current time.
*
* @param time_t * t the timestamp pointer, if not used, keep NULL.
*
* @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 */
#else
time_t time(time_t *t)
#endif
{
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)
{
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);
}
}
#endif /* RT_USING_RTC */
/* 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)
{
return rt_tick_get();
}

52
components/libc/compilers/newlib/time.c
View File

@ -23,3 +23,55 @@ int gettimeofday(struct timeval *tp, void *ignore)
return 0;
}
#endif
/**
* Returns the current time.
*
* @param time_t * t the timestamp pointer, if not used, keep NULL.
*
* @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 */
#else
time_t time(time_t *t)
#endif
{
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)
{
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);
}
}
#endif /* RT_USING_RTC */
/* 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)
{
return rt_tick_get();
}