syscalls.c File Reference

Minimal System calls file. More...

#include <sys/stat.h>
#include <stdlib.h>
#include <errno.h>
#include <stdio.h>
#include <signal.h>
#include <time.h>
#include <sys/time.h>
#include <sys/times.h>

Include dependency graph for syscalls.c:

Functions
int	__io_putchar (int ch)
int	__io_getchar (void)
void	initialise_monitor_handles ()
int	_getpid (void)
int	_kill (int pid, int sig)
void	_exit (int status)
int	_read (int file, char *ptr, int len)
int	_write (int file, char *ptr, int len)
int	_close (int file)
int	_fstat (int file, struct stat *st)
int	_isatty (int file)
int	_lseek (int file, int ptr, int dir)
int	_open (char *path, int flags,...)
int	_wait (int *status)
int	_unlink (char *name)
int	_times (struct tms *buf)
int	_stat (char *file, struct stat *st)
int	_link (char *old, char *new)
int	_fork (void)
int	_execve (char *name, char **argv, char **env)

Variables
char *	__env [1] = { 0 }
char **	environ = __env

Detailed Description

Minimal System calls file.

Author

Auto-generated by STM32CubeMX

       For more information about which c-functions
       need which of these lowlevel functions
       please consult the Newlib libc-manual

Attention

Copyright (c) 2020-2024 STMicroelectronics. All rights reserved.

This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.

Function Documentation

__io_getchar()

int __io_getchar ( void )

extern

__io_putchar()

int __io_putchar ( int ch )

extern

_close()

int _close

(

int

file

)

_execve()

int _execve	(	char *	name,
		char **	argv,
		char **	env )

_exit()

void _exit

(

int

status

)

Here is the call graph for this function:

_fork()

int _fork

(

void

)

_fstat()

int _fstat	(	int	file,
		struct stat *	st )

_getpid()

int _getpid

(

void

)

_isatty()

int _isatty

(

int

file

)

_kill()

int _kill	(	int	pid,
		int	sig )

_link()

int _link	(	char *	old,
		char *	new )

_lseek()

int _lseek	(	int	file,
		int	ptr,
		int	dir )

_open()

int _open	(	char *	path,
		int	flags,
			... )

_read()

int _read	(	int	file,
		char *	ptr,
		int	len )

Here is the call graph for this function:

_stat()

int _stat	(	char *	file,
		struct stat *	st )

_times()

int _times

(

struct tms *

buf

)

_unlink()

int _unlink

(

char *

name

)

_wait()

int _wait

(

int *

status

)

_write()

int _write	(	int	file,
		char *	ptr,
		int	len )

Here is the call graph for this function:

initialise_monitor_handles()

void initialise_monitor_handles

(

)

Variable Documentation

__env

char* __env[1] = { 0 }

environ

char** environ = __env