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# -*- Autotest -*-
AT_BANNER([Fortran low level compiling/preprocessing macros.])
# Copyright 2000, 2001 Free Software Foundation, Inc.
#
# This program 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; either version 2, or (at your option)
# any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
# Since the macros which compile are required by most tests, check
# them first. But remember that looking for a compiler is even more
# primitive, so check those first.
## --------------------- ##
## Fortran 77 Compiler. ##
## --------------------- ##
AT_CHECK_MACRO([GNU Fortran 77],
[[AC_LANG(Fortran 77)
AC_LANG_COMPILER
if AC_TRY_COMMAND([$F77 --version | grep GNU >&2]); then
# Be sure to remove files which might be created by compilers that
# don't support --version.
rm -f a.exe a.out
# Has GNU in --version.
test "$G77" != yes &&
AC_MSG_ERROR([failed to recognize GNU Fortran 77 compiler])
else
# Be sure to remove files which might be created by compilers that
# don't support --version.
rm -f a.exe a.out
# Has not.
test "$G77" = yes &&
AC_MSG_ERROR([incorrectly recognized a GNU Fortran 77 compiler])
fi]])
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