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74bde36e01
* 更改编译器的Include路径，使得include时不需要加`<libc/src/include/>`前缀 * 修改include路径 Co-authored-by: longjin <longjin@RinGoTek.cn>
42 lines
817 B
C
42 lines
817 B
C
#include <time.h>
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#include <errno.h>
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#include <unistd.h>
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#include <libsystem/syscall.h>
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/**
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* @brief 休眠指定时间
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*
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* @param rqtp 指定休眠的时间
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* @param rmtp 返回的剩余休眠时间
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* @return int
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*/
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int nanosleep(const struct timespec *rqtp, struct timespec *rmtp)
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{
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return syscall_invoke(SYS_NANOSLEEP, (uint64_t)rqtp, (uint64_t)rmtp, 0, 0, 0, 0, 0, 0);
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}
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/**
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* @brief 睡眠指定时间
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*
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* @param usec 微秒
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* @return int
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*/
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int usleep(useconds_t usec)
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{
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struct timespec ts = {
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tv_sec : (long int)(usec / 1000000),
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tv_nsec : (long int)(usec % 1000000) * 1000UL
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};
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return nanosleep(&ts, NULL);
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}
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/**
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* @brief 获取系统当前cpu时间
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*
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* @return clock_t
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*/
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clock_t clock()
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{
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return (clock_t)syscall_invoke(SYS_CLOCK, 0,0,0,0,0,0,0,0);
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} |