adm_local/unix/config_files/check_scotch.m4

   1 dnl Copyright (C) 2007-2023  CEA, EDF, OPEN CASCADE
   2 dnl
   3 dnl Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 dnl CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 dnl
   6 dnl This library is free software; you can redistribute it and/or
   7 dnl modify it under the terms of the GNU Lesser General Public
   8 dnl License as published by the Free Software Foundation; either
   9 dnl version 2.1 of the License, or (at your option) any later version.
  10 dnl
  11 dnl This library is distributed in the hope that it will be useful,
  12 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 dnl Lesser General Public License for more details.
  15 dnl
  16 dnl You should have received a copy of the GNU Lesser General Public
  17 dnl License along with this library; if not, write to the Free Software
  18 dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 dnl
  20 dnl See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 dnl
  22
  23 AC_DEFUN([CHECK_SCOTCH],[
  24
  25 AC_CHECKING(for scotch)
  26
  27 AC_LANG_SAVE
  28 AC_LANG_C
  29
  30 dnl
  31 dnl default values
  32 dnl
  33 SCOTCH_CPPFLAGS="SCOTCH_CPPFLAGS_NOT_DEFINED"
  34 SCOTCH_LIBS="SCOTCH_LIBS_NOT_FOUND"
  35 SCOTCH_LIBSUFFIX="-not-defined"
  36
  37 ENABLE_SCOTCH="no"
  38
  39 AC_CHECKING(for scotch location)
  40
  41 AC_ARG_WITH(scotch,
  42             [  --with-scotch=DIR      root directory path to SCOTCH library installation ],
  43             [SCOTCHDIR="$withval"
  44              AC_MSG_RESULT([Select $withval as path to SCOTCH library])])
  45
  46 if test "x${SCOTCHDIR}" == "x" ; then
  47   AC_MSG_RESULT(for \${SCOTCH_ROOT_DIR}: ${SCOTCH_ROOT_DIR})
  48    # --with-scotch option is not used
  49    if test "x${SCOTCH_ROOT_DIR}" != "x" ; then
  50       SCOTCHDIR=${SCOTCH_ROOT_DIR}
  51    fi
  52 fi
  53
  54 if test "x${SCOTCHDIR}" = "x" ; then
  55   AC_MSG_WARN(SCOTCHDIR is not specified)
  56   AC_MSG_NOTICE(Trying native scotch...)
  57   SCOTCHDIR=/usr
  58 fi
  59
  60 CPPFLAGS_old="${CPPFLAGS}"
  61 LIBS_old=$LIBS
  62
  63 scotch_ok=no
  64 scotch_headers_ok=no
  65 scotch_binaries_ok=no
  66
  67 dnl
  68 dnl SCOTCH headers
  69 dnl
  70 AC_CHECKING(for SCOTCH headers)
  71
  72 for d in ${SCOTCHDIR}/include ${SCOTCHDIR}/include/scotch ${SCOTCHDIR}/bin ${SCOTCHDIR} ; do
  73   dnl
  74   dnl check scotch.h file availability
  75   dnl
  76   AC_CHECK_FILE([${d}/scotch.h],
  77                 [scotch_include_dir_ok=yes],
  78                 [scotch_include_dir_ok=no])
  79
  80   if test "x${scotch_include_dir_ok}" = "xyes" ; then
  81     LOCAL_INCLUDES="-DMED_ENABLE_SCOTCH -I${d} ${MPI_INCLUDES}"
  82     CPPFLAGS="${CPPFLAGS_old} ${LOCAL_INCLUDES} -std=c99"
  83     AC_TRY_COMPILE([
  84       #include <stdio.h>
  85       #include <scotch.h>
  86       ],
  87       [SCOTCH_Graph* graph; SCOTCH_graphInit(graph)],
  88       [scotch_headers_ok=yes],
  89       [scotch_headers_ok=no])
  90     if test "x${scotch_headers_ok}" = "xyes" ; then
  91       break;
  92     fi
  93   fi
  94 done
  95
  96 dnl
  97 dnl result for headers
  98 dnl
  99 AC_MSG_RESULT(for scotch headers: $scotch_headers_ok)
 100
 101 dnl
 102 dnl SCOTCH libraries
 103 dnl
 104 if test "x${scotch_headers_ok}" = "xyes" ; then
 105   AC_CHECKING(for scotch libraries)
 106
 107   for d in ${SCOTCHDIR}/lib ${SCOTCHDIR}/lib64 ${SCOTCHDIR}/lib/scotch ${SCOTCHDIR}/lib64/scotch ${SCOTCHDIR}/bin ${SCOTCHDIR} ; do
 108     LOCAL_LIBS="-L${d} -lscotch -lscotcherr"
 109     LIBS="${LIBS_old} ${LOCAL_LIBS}"
 110     AC_TRY_LINK([
 111       #include <stdio.h>
 112       #include <scotch.h>
 113       ],
 114       [SCOTCH_Graph* graph; SCOTCH_graphInit(graph)],
 115       [scotch_binaries_ok=yes],
 116       [scotch_binaries_ok=no])
 117     if test "x${scotch_binaries_ok}" = "xyes" ; then
 118       break;
 119     fi
 120   done
 121 fi
 122
 123 dnl
 124 dnl result for libraries
 125 dnl
 126 AC_MSG_RESULT(for scotch libraries: $scotch_binaries_ok)
 127
 128 dnl
 129 dnl summary
 130 dnl
 131 if test "x${scotch_binaries_ok}" = "xyes" ; then
 132   SCOTCH_CPPFLAGS=${LOCAL_INCLUDES}
 133   SCOTCH_LIBS=${LOCAL_LIBS}
 134   SCOTCH_LIBSUFFIX=""
 135   ENABLE_SCOTCH="yes"
 136   scotch_ok=yes
 137   AC_MSG_RESULT(\$SCOTCH_CPPFLAGS  = ${SCOTCH_CPPFLAGS})
 138   AC_MSG_RESULT(\$SCOTCH_LIBS      = ${SCOTCH_LIBS})
 139   AC_MSG_RESULT(\$SCOTCH_LIBSUFFIX = ${SCOTCH_LIBSUFFIX})
 140 fi
 141 AC_MSG_RESULT(for scotch: $scotch_ok)
 142
 143 CPPFLAGS="${CPPFLAGS_old}"
 144 LIBS="${LIBS_old}"
 145
 146 AC_SUBST(SCOTCH_CPPFLAGS)
 147 AC_SUBST(SCOTCH_LIBSUFFIX)
 148 AC_SUBST(SCOTCH_LIBS)
 149 AC_SUBST(ENABLE_SCOTCH)
 150
 151 AC_LANG_RESTORE
 152
 153 ])dnl
 154
 155