PatchworkOS
19e446b
A non-POSIX operating system.
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open.c
Go to the documentation of this file.
1
#include <
stdarg.h
>
2
#include <
stdio.h
>
3
#include <
stdlib.h
>
4
#include <
sys/fs.h
>
5
6
#include "
user/common/syscalls.h
"
7
8
fd_t
open
(
const
char
* path)
9
{
10
fd_t
fd =
_syscall_open
(path);
11
if
(fd ==
ERR
)
12
{
13
errno
=
_syscall_errno
();
14
}
15
return
fd;
16
}
errno
#define errno
Error number variable.
Definition
errno.h:27
open
fd_t open(const char *path)
System call for opening files.
Definition
open.c:8
ERR
#define ERR
Integer error value.
Definition
ERR.h:17
fd_t
__UINT64_TYPE__ fd_t
File descriptor type.
Definition
fd_t.h:10
fs.h
stdarg.h
stdio.h
stdlib.h
syscalls.h
_syscall_open
static fd_t _syscall_open(const char *path)
Definition
syscalls.h:132
_syscall_errno
static errno_t _syscall_errno(void)
Definition
syscalls.h:107
src
libstd
user
functions
fs
open.c
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