source: trunk/libs/newlib/src/libgloss/m68k/io-write.c @ 621

Last change on this file since 621 was 444, checked in by satin@…, 7 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 1.3 KB
Line 
1/*
2 * io-write.c --
3 *
4 * Copyright (c) 2006 CodeSourcery Inc
5 *
6 * The authors hereby grant permission to use, copy, modify, distribute,
7 * and license this software and its documentation for any purpose, provided
8 * that existing copyright notices are retained in all copies and that this
9 * notice is included verbatim in any distributions. No written agreement,
10 * license, or royalty fee is required for any of the authorized uses.
11 * Modifications to this software may be copyrighted by their authors
12 * and need not follow the licensing terms described here, provided that
13 * the new terms are clearly indicated on the first page of each file where
14 * they apply.
15 */
16
17#include <unistd.h>
18#include <errno.h>
19#define IO write
20#include "io.h"
21
22/*
23 * write -- write to a file descriptor
24 * input parameters:
25 *   0 : file descriptor
26 *   1 : buf ptr
27 *   2 : count
28 * output parameters:
29 *   0 : result
30 *   1 : errno
31 */
32
33ssize_t write (int fd, const void *buf, size_t count)
34{
35#if HOSTED
36  gdb_parambuf_t parameters;
37  parameters[0] = (uint32_t) fd;
38  parameters[1] = (uint32_t) buf;
39  parameters[2] = (uint32_t) count;
40  __hosted (HOSTED_WRITE, parameters);
41  errno = __hosted_from_gdb_errno (parameters[1]);
42  return parameters[0];
43#else
44  errno = ENOSYS;
45  return -1;
46#endif
47}
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