source: trunk/libs/newlib/src/libgloss/visium/io-stubs.c @ 444

Last change on this file since 444 was 444, checked in by satin@…, 6 years ago

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

File size: 3.3 KB
Line 
1/* I/O stub functions for the Visium processor.
2
3   Copyright (c) 2015 Rolls-Royce Controls and Data Services Limited.
4   All rights reserved.
5
6   Redistribution and use in source and binary forms, with or without
7   modification, are permitted provided that the following conditions are met:
8
9     * Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11     * Redistributions in binary form must reproduce the above copyright
12       notice, this list of conditions and the following disclaimer in the
13       documentation and/or other materials provided with the distribution.
14     * Neither the name of Rolls-Royce Controls and Data Services Limited nor
15       the names of its contributors may be used to endorse or promote products
16       derived from this software without specific prior written permission.
17
18   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28   THE POSSIBILITY OF SUCH DAMAGE.  */
29
30#include <sys/types.h>
31#include <sys/stat.h>
32#include <sys/times.h>
33#include <fcntl.h>
34#include <time.h>
35#include <unistd.h>
36#include <utime.h>
37#include <errno.h>
38
39struct DIR;
40
41int
42chdir (const char *path)
43{
44  errno = ENOSYS;
45  return -1;
46}
47
48int
49chmod (const char *path, mode_t mode)
50{
51  errno = ENOSYS;
52  return -1;
53}
54
55int
56closedir (struct DIR *dirp)
57{
58  errno = ENOSYS;
59  return -1;
60}
61
62int
63execv (const char *path, char *const argv[])
64{
65  errno = ENOSYS;
66  return -1;
67}
68
69int
70fcntl (int fd, int cmd, ...)
71{
72  errno = ENOSYS;
73  return -1;
74}
75
76int
77fork (void)
78{
79  errno = EAGAIN;
80  return -1;
81}
82
83char *
84getcwd (char *buf, size_t size)
85{
86  buf[0] = 0;
87  return buf;
88}
89
90pid_t
91getppid (void)
92{
93  errno = ENOSYS;
94  return -1;
95}
96
97int
98link (const char *old, const char *new)
99{
100  errno = EMLINK;
101  return -1;
102}
103
104int
105nanosleep (const struct timespec *requested_time,
106           struct timespec *remaining)
107{
108  remaining->tv_sec = 0;
109  remaining->tv_nsec = 0;
110  return 0;
111}
112
113struct DIR *
114opendir (const char *dirname)
115{
116  errno = ENOSYS;
117  return NULL;
118}
119
120struct dirent *
121readdir (struct DIR *dirp)
122{
123  errno = ENOSYS;
124  return NULL;
125}
126
127ssize_t
128readlink (const char *__path, char *__buf, size_t __buflen)
129{
130  errno = ENOSYS;
131  return -1;
132}
133
134int
135rmdir (const char *path)
136{
137  errno = ENOSYS;
138  return -1;
139}
140
141int
142symlink (const char *name1, const char *name2)
143{
144  errno = ENOSYS;
145  return -1;
146}
147
148clock_t
149times (struct tms *buf)
150{
151  errno = ENOSYS;
152  return -1;
153}
154
155char *
156ttyname (int fildes)
157{
158  return "";
159}
160
161int
162utime (const char *path, const struct utimbuf *times)
163{
164  errno = ENOSYS;
165  return -1;
166}
167
168int
169wait (int *status)
170{
171  errno = ENOSYS;
172  return -1;
173}
174
175pid_t
176waitpid (pid_t pid, int *stat_loc, int options)
177{
178  errno = ENOSYS;
179  return -1;
180}
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