+++ /dev/null
-dnl $Id: ensc_cxxcompiler.m4 2007 2005-04-10 00:52:57Z ensc $
-
-dnl Copyright (C) 2002 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
-dnl
-dnl This program 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; version 2 of the License.
-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; if not, write to the Free Software
-dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-AC_DEFUN([ENSC_CXXCOMPILER],
-[
- AC_REQUIRE([AC_PROG_CXX])
-
- AC_CACHE_CHECK([whether $CXX is a C++ compiler], [ensc_cv_cxx_cxxcompiler],
- [
- AC_LANG_PUSH(C++)
- AC_COMPILE_IFELSE([
- #include <ostream>
- ],
- [ensc_cv_cxx_cxxcompiler=yes],
- [ensc_cv_cxx_cxxcompiler=no])
- AC_LANG_POP(C++)
- ])
-
- AM_CONDITIONAL(ENSC_HAVE_CXX_COMPILER,
- [test x"$ensc_cv_cxx_cxxcompiler" = xyes])
-
- if test x"$ensc_cv_cxx_cxxcompiler" = xno; then
- AC_MSG_WARN([*** some programs will not be built because a C++ compiler is lacking])
- fi
-])
-
-AC_DEFUN([ENSC_C99COMPILER],
-[
- AC_REQUIRE([AC_PROG_CC])
-
- AC_CACHE_CHECK([whether $CC is a C99 compiler], [ensc_cv_c99_c99compiler],
- [
- AC_LANG_PUSH(C)
- AC_COMPILE_IFELSE([
-int main(int argc, char *argv[]) {
- struct { int x; } a = { .x = argc };
- if (0) return 0;
- int b;
-}
- ],
- [ensc_cv_c99_c99compiler=yes],
- [ensc_cv_c99_c99compiler=no])
- AC_LANG_POP(C)
- ])
-
- AM_CONDITIONAL(ENSC_HAVE_C99_COMPILER,
- [test x"$ensc_cv_c99_c99compiler" = xyes])
-
- if test x"$ensc_cv_c99_c99compiler" = xno; then
- AC_MSG_WARN([*** some programs will not be built because system is lacking a C99 compiler])
- fi
-])