adm/unix/config_files/check_expat.m4

   1 dnl Copyright (C) 2006-2014  CEA/DEN, EDF R&D
   2 dnl
   3 dnl This library is free software; you can redistribute it and/or
   4 dnl modify it under the terms of the GNU Lesser General Public
   5 dnl License as published by the Free Software Foundation; either
   6 dnl version 2.1 of the License, or (at your option) any later version.
   7 dnl
   8 dnl This library is distributed in the hope that it will be useful,
   9 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 dnl Lesser General Public License for more details.
  12 dnl
  13 dnl You should have received a copy of the GNU Lesser General Public
  14 dnl License along with this library; if not, write to the Free Software
  15 dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 dnl
  17 dnl See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 dnl
  19
  20 AC_DEFUN([AC_CHECK_EXPAT],[
  21
  22 AC_CHECKING(for expat)
  23
  24 CXXFLAGS_old=$CXXFLAGS
  25 CPPFLAGS_old=$CPPFLAGS
  26
  27 # Custom location of expat package can be specified
  28 # through EXPAT_DIR variable
  29 EXPATDIR=
  30 if test "x$EXPAT_DIR" != "x"
  31 then
  32   EXPATDIR=$EXPAT_DIR
  33 elif test "x$EXPAT_ROOT" != "x"
  34 then
  35   EXPATDIR=$EXPAT_ROOT
  36 fi
  37
  38 if test "x$EXPATDIR" != "x"
  39 then
  40   if test "x$EXPATDIR" = "x/usr"
  41   then
  42     AC_MSG_NOTICE(Trying native Expat...)
  43     TMPLIBS="-lexpat $LIBS"
  44   else
  45     AC_MSG_NOTICE(Trying Expat from $EXPATDIR ...)
  46     TMPLIBS="-L$EXPATDIR/lib -lexpat $LIBS"
  47     CXXFLAGS="$CXXFLAGS -I$EXPATDIR/include"
  48     CPPFLAGS="$CPPFLAGS -I$EXPATDIR/include"
  49     EXPAT_INCLUDES="-I$EXPATDIR/include"
  50   fi
  51 else
  52   AC_MSG_NOTICE(Trying native Expat...)
  53   TMPLIBS="-lexpat $LIBS"
  54 fi
  55
  56 AC_CHECK_HEADER(expat.h,expat_ok="yes",expat_ok="no")
  57
  58 if  test "x$expat_ok" = "xyes"
  59 then
  60   LIBS_old=$LIBS
  61   LIBS=$TMPLIBS
  62   AC_CHECK_LIB(expat,XML_ExpatVersionInfo,expat_ok="yes",expat_ok="no",)
  63   LIBS=$LIBS_old
  64 fi
  65
  66 if test "x$expat_ok" = "xyes"
  67 then
  68   EXPAT_LIBS=$TMPLIBS
  69 fi
  70
  71 AC_MSG_RESULT(for expat: $expat_ok)
  72
  73 CXXFLAGS=$CXXFLAGS_old
  74 CPPFLAGS=$CPPFLAGS_old
  75
  76 AC_SUBST(EXPAT_LIBS)
  77 AC_SUBST(EXPAT_INCLUDES)
  78
  79 ])dnl
  80 dnl
  81