2002-10-16 Jakub Jelinek <jakub@redhat.com>

	* include/libc-symbols.h (attribute_tls_model_ie): Define.
	* include/errno.h (errno): Define to __libc_errno in libc.so.
	Add attribute_tls_model_ie.
	* include/netdb.h (h_errno): Define to __libc_h_errno in libc.so.
	Add attribute_tls_model_ie.
	* include/resolv.h (_res): Define to __libc_res in libc.so.  Add
	attribute_tls_model_ie.
	* inet/herrno.c (__libc_h_errno): Add hidden alias to h_errno.
	(h_errno): Define.
	* resolv/res_libc.c (__libc_res): Add hidden alias to _res.
	(_res): Define.
	* sysdeps/generic/bits/libc-tsd.h (__libc_tsd_define): Add
	attribute_tls_model_ie.
	* sysdeps/generic/errno-loc.c (errno): Only undefine if not using
	__thread.
	* sysdeps/generic/errno.c (__libc_errno): Add hidden alias to errno.
	* sysdeps/unix/sysv/linux/i386/sysdep.h (SYSCALL_ERROR_HANDLER): Use
	__libc_errno in USE___THREAD case.
	* sysdeps/unix/sysv/linux/x86_64/sysdep.h (SYSCALL_ERROR_HANDLER):
	Likewise.
	* configure.in (HAVE_TLS_MODEL_ATTRIBUTE): Check for
	__attribute__((tls_model (""))).
	* configure: Rebuilt.
	* config.h.in (HAVE_TLS_MODEL_ATTRIBUTE): Add.

1 files changed, 6 insertions, 2 deletions

diff --git a/include/errno.h b/include/errno.h
index eed947fd30..1663538661 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -24,8 +24,12 @@ extern int errno attribute_hidden;
 
 #  if USE___THREAD
 #   undef  errno
-#   define errno errno		/* For #ifndef errno tests.  */
-extern __thread int errno;
+#   ifndef NOT_IN_libc
+#    define errno __libc_errno
+#   else
+#    define errno errno		/* For #ifndef errno tests.  */
+#   endif
+extern __thread int errno attribute_tls_model_ie;
 #   define __set_errno(val) (errno = (val))
 #  else
 #   define __set_errno(val) (*__errno_location ()) = (val)