1 dnl Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 dnl CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 dnl This library is free software; you can redistribute it and/or
5 dnl modify it under the terms of the GNU Lesser General Public
6 dnl License as published by the Free Software Foundation; either
7 dnl version 2.1 of the License.
9 dnl This library is distributed in the hope that it will be useful,
10 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
11 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 dnl Lesser General Public License for more details.
14 dnl You should have received a copy of the GNU Lesser General Public
15 dnl License along with this library; if not, write to the Free Software
16 dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 dnl See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
22 dnl @synopsis AC_CXX_BOOL
24 dnl If the compiler recognizes bool as a separate built-in type,
25 dnl define HAVE_BOOL. Note that a typedef is not a separate
26 dnl type since you cannot overload a function such that it accepts either
27 dnl the basic type or the typedef.
30 dnl @author Luc Maisonobe
33 [AC_CACHE_CHECK(whether the compiler recognizes bool as a built-in type,
38 int f(int x){return 1;}
39 int f(char x){return 1;}
40 int f(bool x){return 1;}
41 ],[bool b = true; return f(b);],
42 ac_cv_cxx_bool=yes, ac_cv_cxx_bool=no)
45 if test "$ac_cv_cxx_bool" = yes; then
46 AC_DEFINE(HAVE_BOOL,,[define if bool is a built-in type])