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- dnl
- dnl Copyright (C) 2012-2022 Free Software Foundation, Inc.
- dnl
- dnl This file is free software; you can redistribute it and/or modify
- dnl it under the terms of the GNU General Public License as published by
- dnl the Free Software Foundation; either version 3 of the License, or
- dnl (at your option) any later version.
- dnl
- dnl This program is distributed in the hope that it will be useful,
- dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
- dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- dnl GNU General Public License for more details.
- dnl
- dnl You should have received a copy of the GNU General Public License
- dnl along with this program; see the file COPYING3. If not see
- dnl <http://www.gnu.org/licenses/>.
- dnl
- dnl See whether 64-bit bfd lib has been enabled.
- AC_DEFUN([BFD_64_BIT], [dnl
- AC_ARG_ENABLE(64-bit-bfd,
- AS_HELP_STRING([--enable-64-bit-bfd],
- [64-bit support (on hosts with narrower word sizes)]),
- [AS_CASE([$enableval],
- [yes|no], [],
- [*], [AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option)])],
- [enable_64_bit_bfd=no])
- dnl If the host is 64-bit, then 64-bit bfd is enabled automatically.
- AS_IF([test "x$enable_64_bit_bfd" = "xno"], [dnl
- AC_CHECK_SIZEOF(void *)
- AS_IF([test "x$ac_cv_sizeof_void_p" = "x8"], [enable_64_bit_bfd=yes])
- ])
- AM_CONDITIONAL([ENABLE_BFD_64_BIT], [test "x$enable_64_bit_bfd" = "xyes"])
- ])
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