[git commit master 1/1] Revert "don't make __errno_location / __h_errno_location hidden"
Austin Foxley
austinf at cetoncorp.com
Tue Jul 6 15:30:00 UTC 2010
commit: http://git.uclibc.org/uClibc/commit/?id=a8f396655b8cca3518ac20d07246d91eb138ce07
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/master
This reverts commit 0d6ee549bc86fd330672a79d9a87d2c3825eea67.
We need to find a solution that will work in shared and static libraries
Signed-off-by: Austin Foxley <austinf at cetoncorp.com>
---
include/netdb.h | 1 +
libc/misc/internals/__errno_location.c | 3 +++
libc/misc/internals/__h_errno_location.c | 1 +
libc/sysdeps/linux/common/bits/errno.h | 1 +
libc/sysdeps/linux/common/bits/uClibc_errno.h | 3 +++
5 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/include/netdb.h b/include/netdb.h
index ac411ab..9d3807d 100644
--- a/include/netdb.h
+++ b/include/netdb.h
@@ -59,6 +59,7 @@ __BEGIN_DECLS
/* Function to get address of global `h_errno' variable. */
extern int *__h_errno_location (void) __THROW __attribute__ ((__const__));
+libc_hidden_proto(__h_errno_location)
/* Macros for accessing h_errno from inside libc. */
#ifdef _LIBC
diff --git a/libc/misc/internals/__errno_location.c b/libc/misc/internals/__errno_location.c
index 71c5461..aec7641 100644
--- a/libc/misc/internals/__errno_location.c
+++ b/libc/misc/internals/__errno_location.c
@@ -15,3 +15,6 @@ __errno_location (void)
{
return &errno;
}
+#ifdef IS_IN_libc /* not really need, only to keep in sync w/ libc_hidden_proto */
+libc_hidden_weak(__errno_location)
+#endif
diff --git a/libc/misc/internals/__h_errno_location.c b/libc/misc/internals/__h_errno_location.c
index 235df4e..213d398 100644
--- a/libc/misc/internals/__h_errno_location.c
+++ b/libc/misc/internals/__h_errno_location.c
@@ -10,3 +10,4 @@ int * weak_const_function __h_errno_location (void)
{
return &h_errno;
}
+libc_hidden_weak(__h_errno_location)
diff --git a/libc/sysdeps/linux/common/bits/errno.h b/libc/sysdeps/linux/common/bits/errno.h
index de9688a..0bf6354 100644
--- a/libc/sysdeps/linux/common/bits/errno.h
+++ b/libc/sysdeps/linux/common/bits/errno.h
@@ -43,6 +43,7 @@
# ifndef __ASSEMBLER__
/* Function to get address of global `errno' variable. */
extern int *__errno_location (void) __THROW __attribute__ ((__const__));
+libc_hidden_proto(__errno_location)
# ifdef __UCLIBC_HAS_THREADS__
/* When using threads, errno is a per-thread value. */
diff --git a/libc/sysdeps/linux/common/bits/uClibc_errno.h b/libc/sysdeps/linux/common/bits/uClibc_errno.h
index 79eb7e6..9c15618 100644
--- a/libc/sysdeps/linux/common/bits/uClibc_errno.h
+++ b/libc/sysdeps/linux/common/bits/uClibc_errno.h
@@ -33,6 +33,9 @@ extern int *__errno_location (void) __THROW __attribute__ ((__const__))
;
# if defined __UCLIBC_HAS_THREADS__
# include <tls.h>
+# if defined USE___THREAD && USE___THREAD
+libc_hidden_proto(__errno_location)
+# endif
# endif
#endif /* !__ASSEMBLER__ */
--
1.7.1
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