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