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author | gcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2006-08-17 01:18:26 +0000 |
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committer | gcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2006-08-17 01:18:26 +0000 |
commit | 15f34685e7a9b5caf761af2ebf6afa20438d440b (patch) | |
tree | dc04ce3cdf040f198743c15b64557824de174680 /libc/inet/herrno.c | |
parent | 1e848e0e775a36f6359161f5deb890942ef42ff3 (diff) | |
download | eglibc2-15f34685e7a9b5caf761af2ebf6afa20438d440b.tar.gz |
Import glibc-mainline for 2006-08-16
git-svn-id: svn://svn.eglibc.org/fsf/trunk@4 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/inet/herrno.c')
-rw-r--r-- | libc/inet/herrno.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/libc/inet/herrno.c b/libc/inet/herrno.c new file mode 100644 index 000000000..9ff30a191 --- /dev/null +++ b/libc/inet/herrno.c @@ -0,0 +1,47 @@ +/* Copyright (C) 1996,97,98,2002,2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <features.h> +#include <netdb.h> +#undef h_errno + +#include <tls.h> + +/* We need to have the error status variable of the resolver + accessible in the libc. */ + +#if USE___THREAD +__thread int h_errno; +extern __thread int __libc_h_errno __attribute__ ((alias ("h_errno"))) + attribute_hidden; +# define h_errno __libc_h_errno +#else +/* This differs from plain `int h_errno;' in that it doesn't create + a common definition, but a plain symbol that resides in .bss, + which can have an alias. */ +int h_errno __attribute__((section (".bss"))); +weak_alias (h_errno, _h_errno) + +/* We declare these with compat_symbol so that they are not + visible at link time. Programs must use the accessor functions. */ +# if defined HAVE_ELF && defined SHARED && defined DO_VERSIONING +# include <shlib-compat.h> +compat_symbol (libc, h_errno, h_errno, GLIBC_2_0); +compat_symbol (libc, _h_errno, _h_errno, GLIBC_2_0); +# endif +#endif |