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/* Pedantic checking of DWARF files
Copyright (C) 2008, 2009, 2010, 2011 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.
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 "misc.hh"
#include "messages.hh"
#include <stdarg.h>
bool
address_aligned (uint64_t addr, uint64_t align)
{
return align < 2 || (addr % align == 0);
}
bool
necessary_alignment (uint64_t start, uint64_t length, uint64_t align)
{
return address_aligned (start + length, align) && length < align;
}
bool
supported_version (unsigned version,
size_t num_supported, locus const &loc, ...)
{
bool retval = false;
va_list ap;
va_start (ap, loc);
for (size_t i = 0; i < num_supported; ++i)
{
unsigned v = va_arg (ap, unsigned);
if (version == v)
{
retval = true;
break;
}
}
va_end (ap);
if (!retval)
wr_error (loc) << "unsupported version " << version << ".\n";
return retval;
}
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