libc/newlib/libc/sys/linux/aio.c

78 lines
1.0 KiB
C

/* libc/sys/linux/aio.c - asychronous I/O */
/* Copyright 2002, Red Hat Inc. */
/* Currently asynchronous I/O is not implemented. */
#define _GNU_SOURCE 1
#include <sys/types.h>
#include <aio.h>
#include <errno.h>
int
aio_cancel (int fd, struct aiocb *cb)
{
errno = ENOSYS;
return -1;
}
int
aio_error (const struct aiocb *cb)
{
errno = ENOSYS;
return -1;
}
int
aio_fsync (int op, struct aiocb *cb)
{
errno = ENOSYS;
return -1;
}
int
aio_read (struct aiocb *cb)
{
errno = ENOSYS;
return -1;
}
ssize_t
aio_return (struct aiocb *cb)
{
errno = ENOSYS;
return -1;
}
int
aio_suspend (const struct aiocb *const list[], int nent,
const struct timespec *timeout)
{
errno = ENOSYS;
return -1;
}
int
aio_write (struct aiocb *cb)
{
errno = ENOSYS;
return -1;
}
int
lio_listio (int mode, struct aiocb * const list[], int nent,
struct sigevent *sig)
{
errno = ENOSYS;
return -1;
}
#if !defined(_ELIX_LEVEL) || _ELIX_LEVEL >= 4
void
aio_init (const struct aioinit *INIT)
{
errno = ENOSYS;
}
#endif