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
|
commit 78a90c2f74a2012dd3eff302189e47ff6779a757
Author: Andreas Schwab <schwab@linux-m68k.org>
Date: Fri Mar 2 23:07:14 2018 +0100
Fix multiple definitions of __nss_*_database (bug 22918)
(cherry picked from commit eaf6753f8aac33a36deb98c1031d1bad7b593d2d)
diff --git a/nscd/gai.c b/nscd/gai.c
index d081747797..576fd0045b 100644
--- a/nscd/gai.c
+++ b/nscd/gai.c
@@ -45,3 +45,6 @@
#ifdef HAVE_LIBIDN
# include <libidn/idn-stub.c>
#endif
+
+/* Some variables normally defined in libc. */
+service_user *__nss_hosts_database attribute_hidden;
diff --git a/nss/nsswitch.c b/nss/nsswitch.c
index d5e655974f..b0f0c11a3e 100644
--- a/nss/nsswitch.c
+++ b/nss/nsswitch.c
@@ -62,7 +62,7 @@ static service_library *nss_new_service (name_database *database,
/* Declare external database variables. */
#define DEFINE_DATABASE(name) \
- extern service_user *__nss_##name##_database attribute_hidden; \
+ service_user *__nss_##name##_database attribute_hidden; \
weak_extern (__nss_##name##_database)
#include "databases.def"
#undef DEFINE_DATABASE
diff --git a/nss/nsswitch.h b/nss/nsswitch.h
index eccb535ef5..63573b9ebc 100644
--- a/nss/nsswitch.h
+++ b/nss/nsswitch.h
@@ -226,10 +226,10 @@ libc_hidden_proto (__nss_hostname_digits_dots)
#define MAX_NR_ADDRS 48
/* Prototypes for __nss_*_lookup2 functions. */
-#define DEFINE_DATABASE(arg) \
- service_user *__nss_##arg##_database attribute_hidden; \
- int __nss_##arg##_lookup2 (service_user **, const char *, \
- const char *, void **); \
+#define DEFINE_DATABASE(arg) \
+ extern service_user *__nss_##arg##_database attribute_hidden; \
+ int __nss_##arg##_lookup2 (service_user **, const char *, \
+ const char *, void **); \
libc_hidden_proto (__nss_##arg##_lookup2)
#include "databases.def"
#undef DEFINE_DATABASE
diff --git a/posix/tst-rfc3484-2.c b/posix/tst-rfc3484-2.c
index f509534ca9..8c64ac59ff 100644
--- a/posix/tst-rfc3484-2.c
+++ b/posix/tst-rfc3484-2.c
@@ -58,6 +58,7 @@ _res_hconf_init (void)
#undef USE_NSCD
#include "../sysdeps/posix/getaddrinfo.c"
+service_user *__nss_hosts_database attribute_hidden;
/* This is the beginning of the real test code. The above defines
(among other things) the function rfc3484_sort. */
diff --git a/posix/tst-rfc3484-3.c b/posix/tst-rfc3484-3.c
index ae44087a10..1c61aaf844 100644
--- a/posix/tst-rfc3484-3.c
+++ b/posix/tst-rfc3484-3.c
@@ -58,6 +58,7 @@ _res_hconf_init (void)
#undef USE_NSCD
#include "../sysdeps/posix/getaddrinfo.c"
+service_user *__nss_hosts_database attribute_hidden;
/* This is the beginning of the real test code. The above defines
(among other things) the function rfc3484_sort. */
diff --git a/posix/tst-rfc3484.c b/posix/tst-rfc3484.c
index 7f191abbbc..8f45848e44 100644
--- a/posix/tst-rfc3484.c
+++ b/posix/tst-rfc3484.c
@@ -58,6 +58,7 @@ _res_hconf_init (void)
#undef USE_NSCD
#include "../sysdeps/posix/getaddrinfo.c"
+service_user *__nss_hosts_database attribute_hidden;
/* This is the beginning of the real test code. The above defines
(among other things) the function rfc3484_sort. */
|
