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