configure.ac 9.54 KB
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#  Process this file with autoconf to produce a configure script.
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AC_INIT([cdi], [1.6.1], [http://code.zmaw.de/projects/cdi])
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echo "configuring ${PACKAGE_NAME} ${PACKAGE_VERSION}"

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CONFIG_ABORT=yes
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AC_CONFIG_AUX_DIR([config])
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
AC_CANONICAL_BUILD

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AM_INIT_AUTOMAKE
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AC_CONFIG_HEADERS([src/config.h])
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AM_MAINTAINER_MODE([disable])
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# Set up libtool.
AC_MSG_NOTICE([setting up libtool])
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LT_INIT([pic-only])
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# Check building environment
AC_CHECK_TOOL([CC],[gcc],[:])
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AC_PROG_CC_C99
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AC_PROG_FC
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AS_IF([test -n "$FC" && test "X$FC" != "Xno"],
  [AC_FC_SRCEXT([f90])
   AC_LANG_PUSH([Fortran])
   AC_PROG_FPP
   AC_LANG_POP([Fortran])])
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AC_PROG_F77
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AC_PROG_CXX
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AC_CHECK_PROG(SED,sed,sed,false)
AC_CHECK_PROG(GREP,grep,grep,false)
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AC_PROG_INSTALL
AC_CHECK_TOOL([AR],[ar],[:])
AC_CHECK_TOOL([CPP],[cpp],[:])
AC_CHECK_TOOL([LD],[ld],[:])
AC_CHECK_TOOL([NM],[nm],[:])
AC_CHECK_TOOL([AS],[as],[:])
AC_CHECK_TOOL([DLLTOOL],[dlltool],[:])
AC_CHECK_TOOL([OBJDUMP],[objdump],[:])
AC_CHECK_TOOL([STRIP],[strip],[:])
AC_CHECK_TOOL([RANLIB],[ranlib],[:])
#  ----------------------------------------------------------------------
# Check large file support on 32 bit systems
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AC_SYS_LARGEFILE
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#  ----------------------------------------------------------------------
# Checks for library functions.
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AC_FUNC_MMAP
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#  ----------------------------------------------------------------------
# Checks for library malloc.
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AC_CHECK_LIB(malloc, malloc)
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#  ----------------------------------------------------------------------
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# Checks for structures.
AC_CHECK_MEMBERS([struct stat.st_blksize])
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#  ----------------------------------------------------------------------
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# Checks for header files
AC_CHECK_HEADERS(malloc.h)
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#  ----------------------------------------------------------------------
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# Checks for the availability of functions
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AC_CHECK_FUNCS([mallinfo])
AC_CHECK_FUNCS([getline])
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#  ----------------------------------------------------------------------
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# Checks for the availability of ANSI-C99 functions
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AC_CHECK_DECLS([isnan],,,[AC_INCLUDES_DEFAULT
@%:@include <math.h>])
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# Check compiler version
case "$CC" in
  pgcc*)  COMP_VERSION=`$CC -V | head -2 | tail -n 1`;;
  *gcc*)  COMP_VERSION=`$CC --version | head -n 1`;;
  g++*)   COMP_VERSION=`$CC --version | head -n 1`;;
  clang*) COMP_VERSION=`$CC --version | head -n 1`;;
  sxc*)   COMP_VERSION=`$CC -V 2>&1   | tail -n 1`;;
  xlc*)   COMP_VERSION=`$CC -qversion 2>&1   | head -n 1`;;
  *)      COMP_VERSION=`$CC -V 2>&1   | head -n 1`;;
esac

if test -z "$COMP_VERSION" ; then COMP_VERSION="unknown"; fi;
AC_DEFINE_UNQUOTED(COMP_VERSION, ["$COMP_VERSION"], [Compiler version])

# Checks for username, hostname and system type
USERNAME=$LOGNAME
if test -z "$USERNAME" ; then USERNAME=$USER; fi;
if test -z "$USERNAME" ; then USERNAME="unknown"; fi;
AC_DEFINE_UNQUOTED([USER_NAME],["$USERNAME"], [User name])
AC_SUBST([USER_NAME],["$USERNAME"])

AS_IF([test -z "$HOST"],
      [HOST=unknown
       AS_IF([test -x /bin/hostname],[HOST=$(hostname)],
             [AS_IF([test -x /bin/uname],
                    [HOST=$(uname -n)])])])
AC_DEFINE_UNQUOTED([HOST_NAME],["$HOST"],[Host name])
AC_SUBST([HOST_NAME],["$HOST"])

AC_DEFINE_UNQUOTED([SYSTEM_TYPE],["$ac_cv_build"], [System type])
AC_SUBST([SYSTEM_TYPE],["$ac_cv_build"])
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#  ----------------------------------------------------------------------
#  Check for math library
AC_CHECK_LIB(m, floor)
#  ----------------------------------------------------------------------
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# Add basic configure options
ACX_OPTIONS
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#  ----------------------------------------------------------------------
# Compile with MPI support
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AC_ARG_ENABLE(mpi,AS_HELP_STRING([--enable-mpi],[Compile with MPI compiler [default=no]]),enable_mpi=yes,enable_mpi=no)
AS_IF([test x"${enable_mpi}" = x"yes"],
      [USE_MPI=yes])
AS_IF([test x"$USE_MPI" = xyes],
  [AC_DEFINE([USE_MPI],[1],[parallel I/O requested and available])
   AC_CHECK_PROGS([MPI_LAUNCH],[mpirun mpiexec],[])
   AS_IF([test x$MPI_LAUNCH = x],[])],
  [MPI_LAUNCH="`pwd`/util/serialrun"
   AC_SUBST([MPI_LAUNCH])])
AM_CONDITIONAL([USE_MPI],[test x"$USE_MPI" = xyes])
AC_SUBST([USE_MPI])
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#  ----------------------------------------------------------------------
#  Create the Fortran Interface via iso_c_binding module (Fortran 2003 Standard)
AC_ARG_ENABLE(iso-c-interface,
              AS_HELP_STRING([--enable-iso-c-interface],
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                             [Create Fortran Interface via iso_c_bindings facility of F2003 [default=no]]).
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              ,enable_isoc=${enableval},enable_isoc=no)
AM_CONDITIONAL([CREATE_ISOC],[test $enable_isoc = 'yes'])
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# in case the Fortran interface uses the more modern F90-style interface,
# the FCFLAGS for users of the library have to include a switch to use the
# .mod file
CDI_F90_INTERFACE_FCFLAGS=''
AS_IF([test "x${enable_isoc}" = "xyes"],
  [AC_LANG_PUSH([Fortran])
   ACX_SL_FC_CHECK_MOD_PATH_FLAG
   AC_LANG_POP([Fortran])
   CDI_F90_INTERFACE_FCFLAGS="${FC_MOD_FLAG}${includedir}"])
AC_SUBST([CDI_F90_INTERFACE_FCFLAGS])
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#  Check the module extension of the fortran compiler
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AS_IF([test -n "$FC" && test "X$FC" != "Xno"],
  [ACX_SL_FC_MOD_SUFFIX(,[FCMODEXT=mod])])
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# -----------------------------------------------------------------------
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# Check for SWIG - Generator for script-language bindings
AC_ARG_ENABLE(swig,
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              [AS_HELP_STRING([--enable-swig],[use swig to create extra bindings [default=no] (EXPERIMENTAL)])],
              [AC_CHECK_PROG(SWIG,swig,swig)],
              [enable_swig=no])
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AM_CONDITIONAL(ENABLE_SWIG,[test "x$SWIG" != "x"])
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#  ----------------------------------------------------------------------
#  Create the Ruby Interface via swig
AC_ARG_ENABLE(ruby,
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  [AS_HELP_STRING([--enable-ruby],[ruby language bindings [default=no] (EXPERIMENTAL)])],
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  [AC_CHECK_PROG(RUBY,ruby,ruby)
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   RUBY_INCLUDES="$($RUBY $srcdir/config/interface.rb)"
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   save_CPPFLAGS=$CPPFLAGS
   CPPFLAGS="$CPPFLAGS $RUBY_INCLUDES"
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   AC_CHECK_HEADER([ruby.h],,[enable_ruby=no
                              RUBY=
                             ])
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   CPPFLAGS=$save_CPPFLAGS
   AS_IF([test "x$RUBY" != "x"],
         [AS_IF([test "x$SWIG" = "x"],
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                [AC_MSG_NOTICE([Ruby bindings: Swig is disabled, pregenerated files will be used. Use '--enable-swig' for swig usage])])],
                [AS_IF([test `$SWIG -help 2>&1 | $GREP -c '\-ruby *- Generate'` = 0],
                       [AC_MSG_NOTICE([No (swig does not support -ruby option)])
                        enable_ruby=no
                       ])])],
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  [enable_ruby=no])
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AM_CONDITIONAL(ENABLE_RUBY,[test "x$enable_ruby" != "xno"])
AS_IF([test "x$enable_ruby" != "xno"],[AC_SUBST([ENABLE_RUBY],[true])],[AC_SUBST([ENABLE_RUBY],[false])])
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#  ----------------------------------------------------------------------
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#  Create the Python Interface via swig
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AC_ARG_ENABLE(python,
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  [AS_HELP_STRING([--enable-python],[python language bindings [default=no] (EXPERIMENTAL)])],
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  [AC_CHECK_PROG(PYTHON,python,python)
   PYTHON_INCLUDES="-I$($PYTHON -c 'from distutils import sysconfig;print sysconfig.get_python_lib(1,1)' | $SED 's/lib/include/')"
   save_CPPFLAGS=$CPPFLAGS
   CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES"
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   AC_CHECK_HEADER([Python.h],,[enable_python=no
                                PYTHON=
                               ])
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   CPPFLAGS=$save_CPPFLAGS
   AS_IF([test "x$PYTHON" != "x"],
         [AS_IF([test "x$SWIG" = "x"],
                [AC_MSG_NOTICE([Python bindings: Swig is disabled, pregenerated files will be used. Use '--enable-swig' for swig usage])])],
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                [AS_IF([test `$SWIG -help 2>&1 | $GREP -c '\-python *- Generate'` = 0],
                       [AC_MSG_NOTICE([No (swig does not support -python option)])
                        enable_python=no
                       ])])],
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  [enable_python=no])
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AM_CONDITIONAL(ENABLE_PYTHON, [test "x$enable_python" != "xno"])
AS_IF([test "x$enable_python" != "xno"],[AC_SUBST([ENABLE_PYTHON],[true])],[AC_SUBST([ENABLE_PYTHON],[false])])
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#  ----------------------------------------------------------------------
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AM_CONDITIONAL(CREATE_INTERFACES, [test  "x$enable_ruby" = "xyes" -o "x$enable_python" = "xyes"])
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#  ----------------------------------------------------------------------
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#  Check C / Fortran interface
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ACX_CHECK_CFINT([$srcdir/src/cfortran.h])
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AM_CONDITIONAL([USE_FC],[test -n "$FC" && test "X$FC" != "Xno" && test x$acx_cv_check_cfint = "xyes"])
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AC_SUBST([CPPFLAGS])

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# Checks for compiler
COMPILER="$CC $CFLAGS"
AC_DEFINE_UNQUOTED(COMPILER, ["$COMPILER"], [Compiler])

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AC_CONFIG_FILES([tests/test_cksum_grib \
                 tests/test_cksum_nc \
                 tests/test_cksum_nc2 \
                 tests/test_cksum_nc4 \
                 tests/test_cksum_extra \
                 tests/test_cksum_service \
                 tests/test_cksum_ieg \
                 tests/pio_write_run \
                 tests/pio_cksum_mpinonb \
                 tests/pio_cksum_fpguard \
                 tests/pio_cksum_asynch \
                 tests/pio_cksum_writer \
                 util/serialrun],[chmod a+x "$ac_file"])
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AC_OUTPUT([Makefile src/Makefile interfaces/Makefile app/Makefile \
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	tests/Makefile examples/Makefile examples/pio/Makefile cdi.settings \
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        src/pkgconfig/cdi.pc])
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#  ----------------------------------------------------------------------
#  Show configuration
AC_MSG_NOTICE([CDI is configured with the following options:])
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./config.status cdi.settings
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cat cdi.settings
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AS_IF([test "$ac_cv_prog_cc_c99" = "no"],
      [AC_MSG_NOTICE([
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  Warning: The C compiler does not accept ANSI C99 source code!
])])
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AC_MSG_NOTICE([

  Configuration completed.

    You can now say 'make' to compile the CDI package and 'make install' to install it afterwards.
])