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Commit | Line | Data |
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c2afe833 RM |
1 | #ifndef _ERRNO_H |
2 | ||
739d440d | 3 | #include <stdlib/errno.h> |
28f540f4 | 4 | |
30c14fdb | 5 | #if defined _ERRNO_H && !defined _ISOMAC && !defined __cplusplus |
28f540f4 | 6 | |
ce460d04 RM |
7 | # ifdef IS_IN_rtld |
8 | # include <dl-sysdep.h> | |
9 | # endif | |
10 | ||
11 | # if RTLD_PRIVATE_ERRNO | |
12 | /* The dynamic linker uses its own private errno variable. | |
13 | All access to errno inside the dynamic linker is serialized, | |
14 | so a single (hidden) global variable is all it needs. */ | |
c2afe833 | 15 | |
c2afe833 | 16 | # undef errno |
96c82b3f RM |
17 | # define errno rtld_errno |
18 | extern int rtld_errno attribute_hidden; | |
ce460d04 | 19 | |
c2afe833 | 20 | # else |
ce460d04 | 21 | |
32c075e1 | 22 | # include <tls.h> /* Defines USE_TLS. */ |
ce460d04 RM |
23 | |
24 | # if USE___THREAD | |
25 | # undef errno | |
9b21e6bc RM |
26 | # ifndef NOT_IN_libc |
27 | # define errno __libc_errno | |
28 | # else | |
29 | # define errno errno /* For #ifndef errno tests. */ | |
30 | # endif | |
31 | extern __thread int errno attribute_tls_model_ie; | |
ce460d04 RM |
32 | # endif |
33 | ||
34 | # endif /* RTLD_PRIVATE_ERRNO */ | |
c2afe833 | 35 | |
983d597e RM |
36 | # define __set_errno(val) (errno = (val)) |
37 | ||
a4baf360 | 38 | # ifndef __ASSEMBLER__ |
5ca3d19c UD |
39 | extern int *__errno_location (void) __THROW __attribute__ ((__const__)) |
40 | # if RTLD_PRIVATE_ERRNO | |
41 | attribute_hidden | |
42 | # endif | |
43 | ; | |
a4baf360 UD |
44 | libc_hidden_proto (__errno_location) |
45 | # endif | |
46 | ||
c2afe833 | 47 | #endif /* _ERRNO_H */ |
28f540f4 | 48 | |
c2afe833 | 49 | #endif /* ! _ERRNO_H */ |