Last change
on this file since 474 was
444,
checked in by satin@…, 6 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 | |
---|
33 | ssize_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 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.