diff options
Diffstat (limited to 'libdw/dwarf_attr_integrate.c')
-rw-r--r-- | libdw/dwarf_attr_integrate.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/libdw/dwarf_attr_integrate.c b/libdw/dwarf_attr_integrate.c new file mode 100644 index 0000000..ce062f5 --- /dev/null +++ b/libdw/dwarf_attr_integrate.c @@ -0,0 +1,81 @@ +/* Return specific DWARF attribute of a DIE, integrating indirections. + Copyright (C) 2005 Red Hat, Inc. + This file is part of Red Hat elfutils. + + Red Hat elfutils is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by the + Free Software Foundation; version 2 of the License. + + Red Hat elfutils 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License along + with Red Hat elfutils; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. + + In addition, as a special exception, Red Hat, Inc. gives You the + additional right to link the code of Red Hat elfutils with code licensed + under any Open Source Initiative certified open source license + (http://www.opensource.org/licenses/index.php) which requires the + distribution of source code with any binary distribution and to + distribute linked combinations of the two. Non-GPL Code permitted under + this exception must only link to the code of Red Hat elfutils through + those well defined interfaces identified in the file named EXCEPTION + found in the source code files (the "Approved Interfaces"). The files + of Non-GPL Code may instantiate templates or use macros or inline + functions from the Approved Interfaces without causing the resulting + work to be covered by the GNU General Public License. Only Red Hat, + Inc. may make changes or additions to the list of Approved Interfaces. + Red Hat's grant of this exception is conditioned upon your not adding + any new exceptions. If you wish to add a new Approved Interface or + exception, please contact Red Hat. You must obey the GNU General Public + License in all respects for all of the Red Hat elfutils code and other + code used in conjunction with Red Hat elfutils except the Non-GPL Code + covered by this exception. If you modify this file, you may extend this + exception to your version of the file, but you are not obligated to do + so. If you do not wish to provide this exception without modification, + you must delete this exception statement from your version and license + this file solely under the GPL without exception. + + Red Hat elfutils is an included package of the Open Invention Network. + An included package of the Open Invention Network is a package for which + Open Invention Network licensees cross-license their patents. No patent + license is granted, either expressly or impliedly, by designation as an + included package. Should you wish to participate in the Open Invention + Network licensing program, please visit www.openinventionnetwork.com + <http://www.openinventionnetwork.com>. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <dwarf.h> +#include "libdwP.h" + +Dwarf_Attribute * +dwarf_attr_integrate (Dwarf_Die *die, unsigned int search_name, + Dwarf_Attribute *result) +{ + Dwarf_Die die_mem; + + do + { + Dwarf_Attribute *attr = INTUSE(dwarf_attr) (die, search_name, result); + if (attr != NULL) + return attr; + + attr = INTUSE(dwarf_attr) (die, DW_AT_abstract_origin, result); + if (attr == NULL) + attr = INTUSE(dwarf_attr) (die, DW_AT_specification, result); + if (attr == NULL) + break; + + die = INTUSE(dwarf_formref_die) (attr, &die_mem); + } + while (die != NULL); + + return NULL; +} +INTDEF (dwarf_attr_integrate) |