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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-09-01 Meco Man first Version
* 2021-02-12 Meco Man move all functions located in <pthread_sleep.c> to this file
*/
#include <unistd.h>
#include <rtthread.h>
#include <rthw.h>
#ifdef RT_USING_POSIX_TERMIOS
#include "termios.h"
int isatty(int fd)
{
struct termios ts;
return(tcgetattr(fd, &ts) != -1); /*true if no error (is a tty)*/
}
#else
int isatty(int fd)
{
if (fd >=0 && fd < 3)
{
return 1;
}
else
{
return 0;
}
}
#endif
RTM_EXPORT(isatty);
char *ttyname(int fd)
{
return "/dev/tty"; /* TODO: need to add more specific */
}
RTM_EXPORT(ttyname);
unsigned int sleep(unsigned int seconds)
{
if (rt_thread_self() != RT_NULL)
{
rt_thread_delay(seconds * RT_TICK_PER_SECOND);
}
else /* scheduler has not run yet */
{
while(seconds > 0)
{
rt_hw_us_delay(1000000u);
seconds --;
}
}
return 0;
}
RTM_EXPORT(sleep);
int usleep(useconds_t usec)
{
if (rt_thread_self() != RT_NULL)
{
rt_thread_mdelay(usec / 1000u);
}
else /* scheduler has not run yet */
{
rt_hw_us_delay(usec / 1000u);
}
rt_hw_us_delay(usec % 1000u);
return 0;
}
RTM_EXPORT(usleep);
pid_t gettid(void)
{
/*TODO*/
return 0;
}
pid_t getpid(void)
{
return gettid();
}
RTM_EXPORT(getpid);
pid_t getppid(void)
{
return 0;
}
RTM_EXPORT(getppid);
uid_t getuid(void)
{
return 0; /*ROOT*/
}
RTM_EXPORT(getuid);
uid_t geteuid(void)
{
return 0; /*ROOT*/
}
RTM_EXPORT(geteuid);
gid_t getgid(void)
{
return 0; /*ROOT*/
}
RTM_EXPORT(getgid);
gid_t getegid(void)
{
return 0; /*ROOT*/
}
RTM_EXPORT(getegid);
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