40 lines
845 B
C
40 lines
845 B
C
/* write for MMIXware.
|
|
|
|
Copyright (C) 2001 Hans-Peter Nilsson.
|
|
Permission to use, copy, modify, and distribute this software is freely
|
|
granted, provided that this notice is preserved with no changes.
|
|
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
|
|
IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
|
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
PURPOSE. */
|
|
|
|
#include <_ansi.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include "sys/syscall.h"
|
|
#include <errno.h>
|
|
|
|
int
|
|
_write ( int file,
|
|
char *ptr,
|
|
size_t len)
|
|
{
|
|
long ret;
|
|
|
|
if ((unsigned int) file >= 32 || _MMIX_allocated_filehandle[file] == 0)
|
|
{
|
|
errno = EBADF;
|
|
return -1;
|
|
}
|
|
|
|
ret = TRAP3f (SYS_Fwrite, file, ptr, len);
|
|
|
|
if (ret < 0)
|
|
{
|
|
errno = EIO;
|
|
return -1;
|
|
}
|
|
|
|
return len;
|
|
}
|