summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/common/stubs.c
blob: dd4a384f83bd39c9ba56e0fe3faf468fd7bc29bd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
/*
 * system call not available stub
 *
 * Copyright (C) 2009 Analog Devices Inc.
 *
 * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
 */

#include <errno.h>
#include <sys/syscall.h>

#ifdef __UCLIBC_HAS_STUBS__

attribute_hidden int enosys_stub(void);
libc_hidden_proto(enosys_stub)

attribute_hidden int enosys_stub(void)
{
	__set_errno(ENOSYS);
	return -1;
}
libc_hidden_def(enosys_stub)

#define make_stub(stub) \
	link_warning(stub, #stub ": this function is not implemented") \
	strong_alias(enosys_stub, stub)

#ifndef __ARCH_USE_MMU__
# undef __NR_fork
#endif

#ifndef __UCLIBC_HAS_LFS__
# undef __NR_fadvise64
# undef __NR_fadvise64_64
# undef __NR_sync_file_range
#endif

#ifndef __NR_bdflush
make_stub(bdflush)
#endif

#ifndef __NR_capget
make_stub(capget)
#endif

#ifndef __NR_capset
make_stub(capset)
#endif

#ifndef __NR_create_module
make_stub(create_module)
#endif

#ifndef __NR_delete_module
make_stub(delete_module)
#endif

#ifndef __NR_epoll_create
make_stub(epoll_create)
#endif

#ifndef __NR_epoll_ctl
make_stub(epoll_ctl)
#endif

#ifndef __NR_epoll_wait
make_stub(epoll_wait)
#endif

#ifndef __NR_fdatasync
make_stub(fdatasync)
#endif

#ifndef __NR_flistxattr
make_stub(flistxattr)
#endif

#ifndef __NR_fork
make_stub(fork)
#endif

#ifndef __NR_fgetxattr
make_stub(fgetxattr)
#endif

#ifndef __NR_fremovexattr
make_stub(fremovexattr)
#endif

#ifndef __NR_fsetxattr
make_stub(fsetxattr)
#endif

#ifndef __NR_get_kernel_syms
make_stub(get_kernel_syms)
#endif

#if !defined(__NR_getpgrp) && (defined(__NR_getpgid) && (defined(__NR_getpid) || defined(__NR_getxpid)))
make_stub(getpgrp)
#endif

#ifndef __NR_getxattr
make_stub(getxattr)
#endif

#ifndef __NR_init_module
make_stub(init_module)
#endif

#ifndef __NR_lgetxattr
make_stub(lgetxattr)
#endif

#ifndef __NR_listxattr
make_stub(listxattr)
#endif

#ifndef __NR_llistxattr
make_stub(llistxattr)
#endif

#ifndef __NR_lremovexattr
make_stub(lremovexattr)
#endif

#ifndef __NR_lsetxattr
make_stub(lsetxattr)
#endif

#ifndef __NR_pivot_root
make_stub(pivot_root)
#endif

#ifndef __NR_query_module
make_stub(query_module)
#endif

#ifndef __NR_removexattr
make_stub(removexattr)
#endif

#ifndef __NR_sched_getaffinity
make_stub(sched_getaffinity)
#endif

#ifndef __NR_sched_setaffinity
make_stub(sched_setaffinity)
#endif

#ifndef __NR_setxattr
make_stub(setxattr)
#endif

#if !defined(__NR_signalfd4) && !defined(__NR_signalfd)
make_stub(signalfd)
#endif

#ifndef __NR_rt_sigtimedwait
make_stub(sigtimedwait)
make_stub(sigwaitinfo)
#endif

#ifndef __NR_splice
make_stub(splice)
#endif

#ifndef __NR_sync_file_range
make_stub(sync_file_range)
#endif

#if !defined(__NR_umount) && !defined(__NR_umount2)
make_stub(umount)
#endif

#ifndef __NR_umount2
make_stub(umount2)
#endif

#ifndef __NR_vmsplice
make_stub(vmsplice)
#endif

#endif