config/ompi_check_xcpu.m4

   1 # -*- shell-script -*-
   2 #
   3 # Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   4 #                         University Research and Technology
   5 #                         Corporation.  All rights reserved.
   6 # Copyright (c) 2004-2005 The University of Tennessee and The University
   7 #                         of Tennessee Research Foundation.  All rights
   8 #                         reserved.
   9 # Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
  10 #                         University of Stuttgart.  All rights reserved.
  11 # Copyright (c) 2004-2005 The Regents of the University of California.
  12 #                         All rights reserved.
  13 # $COPYRIGHT$
  14 #
  15 # Additional copyrights may follow
  16 #
  17 # $HEADER$
  18 #
  19
  20 # OMPI_CHECK_XCPU(prefix, [action-if-found], [action-if-not-found])
  21 # --------------------------------------------------------
  22 AC_DEFUN([OMPI_CHECK_XCPU],[
  23     AC_ARG_WITH([xcpu],
  24                 [AC_HELP_STRING([--with-xcpu],
  25                                 [Path to xcpu installation])])
  26
  27     AS_IF([test "$with_xcpu" = "no"],[$3], [
  28         ompi_check_xcpu_save_CPPFLAGS="$CPPFLAGS"
  29         ompi_check_xcpu_save_LDFLAGS="$LDFLAGS"
  30         ompi_check_xcpu_save_LIBS="$LIBS"
  31
  32         AS_IF([test ! -z "$with_xcpu" -a "$with_xcpu" != "yes"],
  33               [CPPFLAGS="$CPPFLAGS -I$with_xcpu/include"
  34                LDFLAGS="$LDFLAGS -L$with_xcpu/lib"])
  35         AC_CHECK_HEADERS([sys/xcpu.h],
  36                          [AC_CHECK_LIB([xcpu],
  37                                        [check_for_xcpu],
  38                                        [ompi_check_xcpu_works="yes"],
  39                                        [ompi_check_xcpu_works="no"])],
  40                          [AC_CHECK_LIB([xcpu],
  41                                        [check_for_xcpu],
  42                                        [ompi_check_xcpu_works="yes"],
  43                                        [ompi_check_xcpu_works="no"])])
  44                          # check for library irrespective of if xcpu.h is there or not
  45                          # 'cause  I am not sure
  46                          # if we need to check for xcpu.h
  47
  48         CPPFLAGS="$ompi_check_xcpu_save_CPPFLAGS"
  49         LDFLAGS="$ompi_check_xcpu_save_LDFLAGS"
  50         LIBS="$ompi_check_xcpu_save_LIBS"
  51
  52         AS_IF([test "$ompi_check_xcpu_works" = "yes"],
  53               [AS_IF([test ! -z "$with_xcpu" -a "$with_xcpu" != "yes"],
  54                      [$1_CPPFLAGS="$$1_CPPFLAGS -I$with_xcpu/include"
  55                       $1_LDFLAGS="$$1_LDFLAGS -L$with_xcpu/lib"])
  56                $1_LIBS="$$1_LIBS -lxcpu"
  57                $2],
  58               [AS_IF([test ! -z "$with_xcpu"],
  59                      [AC_MSG_ERROR([xcpu support requested but not found.  Perhaps you need to specify the location of the xcpu libraries.])])
  60                $3])
  61     ])
  62 ])