From 2c6cfe6853a30deb4af842aacc924fa298d0521a Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Mon, 19 Dec 2005 12:11:38 +0000 Subject: Updated to fedora-glibc-20051219T1003 --- csu/errno.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 csu/errno.c (limited to 'csu/errno.c') diff --git a/csu/errno.c b/csu/errno.c new file mode 100644 index 0000000000..03d661b717 --- /dev/null +++ b/csu/errno.c @@ -0,0 +1,53 @@ +/* Definition of `errno' variable. Canonical version. + Copyright (C) 2002, 2004 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 +#include +#include +#undef errno + +#if RTLD_PRIVATE_ERRNO + +/* Code compiled for rtld refers only to this name. */ +int rtld_errno attribute_hidden; + +#elif USE___THREAD + +__thread int errno; +extern __thread int __libc_errno __attribute__ ((alias ("errno"))) + attribute_hidden; + +#else + +/* This differs from plain `int errno;' in that it doesn't create + a common definition, but a plain symbol that resides in .bss, + which can have an alias. */ +int errno __attribute__ ((nocommon)); +strong_alias (errno, _errno) + +/* We declare these with compat_symbol so that they are not visible at + link time. Programs must use the accessor functions. RTLD is special, + since it's not exported from there at any time. */ +# if defined HAVE_ELF && defined SHARED && defined DO_VERSIONING +# include +compat_symbol (libc, errno, errno, GLIBC_2_0); +compat_symbol (libc, _errno, _errno, GLIBC_2_0); +# endif + +#endif -- cgit v1.2.3