configure

   1 #!/bin/sh
   2
   3 arg1=$1
   4
   5 # Look for netcdf
   6 if test -z "$NETCDF" ; then
   7   for p in /usr/local/netcdf
   8   do
   9     if test -d $p ; then
  10       NETCDF=$p
  11       break
  12     fi
  13   done
  14 fi
  15
  16 if  test -z "$NETCDF"  ; then
  17
  18   if [ `hostname | cut -c 1-2` = "bs" -o \
  19        `hostname | cut -c 1-2` = "bv" -o \
  20        `hostname` = "tempest" -o `hostname` = "lightning" ] ; then
  21     echo 'Compiling on an NCAR system with weird paths to NetCDF'
  22     echo 'Setting up a local NetCDF directory with symlinks'
  23     if ( test -d ./netcdf_links ) ; then
  24       echo 'A directory ./netcdf_links already exists. Continuing.'
  25     else
  26       mkdir ./netcdf_links
  27       if [ -z "$OBJECT_MODE" ] ; then
  28          OBJECT_MODE=32
  29          export OBJECT_MODE
  30       fi
  31       if [ $OBJECT_MODE -ne 64 -a \( `hostname | cut -c 1-2` = "bs" \) ] ; then
  32         ( cd ./netcdf_links ; ln -s /usr/local/lib32/r4i4 ./lib ; \
  33                               ln -s /usr/local/include ./include )
  34       else
  35         ( cd ./netcdf_links ; ln -s /usr/local/lib64/r4i4 ./lib ; \
  36                               ln -s /usr/local/include ./include )
  37       fi
  38     fi
  39     NETCDF=`pwd`/netcdf_links
  40     export NETCDF
  41
  42
  43   else
  44     bedone=""
  45     if [ -d ./netcdf_links ] ; then
  46       echo '** There is an existing ./netcdf_links file. Should I use? [y]'
  47       read resp
  48       if [ "$resp" = "y" ] ; then
  49         NETCDF=`pwd`/netcdf_links
  50         bedone="yes"
  51       else
  52         echo 'Removing existing ./netcdf_links directory'
  53         /bin/rm -fr ./netcdf_links
  54       fi
  55     else
  56       echo '** WARNING: No path to NETCDF and environment variable NETCDF not set.'
  57       echo '** would you like me to try to fix? [y]'
  58     fi
  59     netcdfipath=""
  60     netcdflpath=""
  61     while [ -z "$bedone" ] ; do
  62       read resp
  63       if [ "$resp" = "y" -o -z "$resp" ]  ; then
  64         if [ -d ./netcdf_links ] ; then
  65           echo 'There is already a ./netcdf_links directory. Okay to use links'
  66           echo 'in this directory for NetCDF include and lib dirs? [y]'
  67           read resp
  68           if [ "$resp" = "y" ] ; then
  69             NETCDF=`pwd`/netcdf_links
  70             export NETCDF
  71             bedone="yes"
  72             continue
  73           fi
  74         fi
  75         if [ -z "$netcdfipath" ] ; then
  76           echo 'Enter full path to NetCDF include directory on your system'
  77           read resp
  78           if [ ! -d "$resp" ] ; then
  79             echo "invalid path: $resp. Try again? [y]" ; continue
  80           fi
  81           netcdfipath=$resp
  82         fi
  83         if  [ -z "$netcdflpath" ] ; then
  84           echo 'Enter full path to NetCDF library directory on your system'
  85           read resp
  86           if [ ! -d "$resp" ] ; then
  87             echo "invalid path: $resp. Try again? [y]" ; continue
  88           fi
  89           netcdflpath=$resp
  90         fi
  91
  92         if [ -n "$netcdflpath" -a -n "$netcdfipath" ] ; then
  93           if [ -d ./netcdf_links ] ; then
  94             echo 'Existing ./netcdf_links directory. Okay to remove. [y]'
  95             read resp
  96             if [ "$resp" = "y" ]  ; then
  97               /bin/rm -fr ./netcdf_links
  98             fi
  99           fi
 100           mkdir ./netcdf_links
 101           cd ./netcdf_links
 102             ln -s "$netcdfipath" include
 103             ln -s "$netcdflpath" lib
 104           cd ..
 105           echo created new ./netcdf_links directory
 106           /bin/ls -lF ./netcdf_links
 107           NETCDF=`pwd`/netcdf_links
 108           export NETCDF
 109           bedone="yes"
 110         fi
 111       else
 112         bedone="yes"
 113       fi
 114     done
 115   fi
 116 fi
 117
 118 if [ -n "$NETCDF" ] ; then
 119   echo "Will use NETCDF in dir: $NETCDF"
 120   # for 3.6.2 and greater there might be a second library, libnetcdff.a .  Check for this and use
 121   # if available
 122   NETCDFF=" "
 123   if [ -f "$NETCDF/lib/libnetcdff.a" ] ; then
 124     NETCDFF="-lnetcdff"
 125   fi
 126 else
 127   echo "Will configure for use without NetCDF"
 128 fi
 129
 130   # if the uname command exists, give it a shot and see if
 131   # we can narrow the choices; otherwise, spam 'em
 132   os="ARCH"
 133   mach="ARCH"
 134   type uname > /dev/null
 135 if [ $? -eq 0 ] ; then
 136     os=`uname`
 137     if [ "$os" = "AIX" -o "$os" = "IRIX" -o "$os" = "IRIX64" -o "$os" = "SunOS" -o "$os" = "HP-UX"  -o "$os" = "Darwin" ] ; then
 138       mach="ARCH"
 139     else
 140       xxx=`expr "$os" : '\(.........\).*'`
 141       if [ "$xxx"  = "CYGWIN_NT" ] ; then
 142         os=$xxx
 143       fi
 144       if [ "$os" = "OSF1" -o "$os" = "Linux" -o "$os" = "UNICOS/mp" -o "$os" = "UNIX_System_V" -o "$os" = "CYGWIN_NT" ] ; then
 145         mach=`uname -m`
 146       else
 147         os="ARCH"
 148         mach="ARCH"
 149       fi
 150     fi
 151 fi
 152
 153 wrf_dir="none"
 154 standard_wrf_dirs="WRF WRF-4.0.3 WRF-4.0.2 WRF-4.0.1 WRF-4.0 WRFV3"
 155
 156 #
 157 # If no WRF_DIR environment variable is set, try to locate a WRF build in one
 158 # of the expected directory names one directory level up; otherwise, try to use
 159 # the WRF I/O library from the code in $WRF_DIR
 160 #
 161 if [ -z "$WRF_DIR" ]; then
 162 #   for d in WRF WRF-4.0.3 WRF-4.0.2 WRF-4.0.1 WRF-4.0 WRFV3; do
 163    for d in ${standard_wrf_dirs}; do
 164       if [ -e ../${d}/external/io_netcdf/libwrfio_nf.a ]; then
 165          echo "Found what looks like a valid WRF I/O library in ../${d}"
 166          wrf_dir="../${d}"
 167          break
 168       fi
 169    done
 170 else
 171    if [ ! -e ${WRF_DIR}/external/io_netcdf/libwrfio_nf.a ]; then
 172       echo ""
 173       echo "Error: The \$WRF_DIR environment variable was set, but the WRF code at"
 174       echo "       ${WRF_DIR} doesn't appear to have been successfully compiled"
 175       echo ""
 176       exit
 177    fi
 178
 179    echo "Using WRF I/O library in WRF build identified by \$WRF_DIR: ${WRF_DIR}"
 180    wrf_dir=$WRF_DIR
 181 fi
 182
 183 if [ $wrf_dir = "none" ]; then
 184    echo ""
 185    echo "Error: No compiled WRF code found. Please check that the WRF model has been compiled"
 186    echo "       one directory level up (i.e., ../) in a directory named 'WRF', 'WRF-4.0.3', 'WRF-4.0.2', etc.,"
 187    echo "       or specify the full path to the compiled WRF model with the environment variable \$WRF_DIR ."
 188    echo ""
 189    exit
 190 fi
 191
 192 # Found perl, so proceed with configuration
 193 perl arch/Config.pl -perl=$PERL -netcdf=$NETCDF -netcdff=$NETCDFF -os=$os -mach=$mach -wrfdir=$wrf_dir
 194
 195
 196 #Checking cross-compiling capability for some particular environment
 197 #on Linux and Mac box
 198
 199 if [ $os = "Linux" -o $os = "Darwin" ]; then
 200
 201   SFC=`grep '^SFC' configure.wps | awk '{print $3}'`
 202   SCC=`grep '^SCC' configure.wps | awk '{print $3}'`
 203
 204   SFC="`type $SFC 2>/dev/null | awk '{print $NF}' | sed -e 's/(//g;s/)//g'`"
 205   SCC="`type $SCC 2>/dev/null | awk '{print $NF}' | sed -e 's/(//g;s/)//g'`"
 206
 207   if [ -e $NETCDF/lib/libnetcdf.a -a "$SFC" != "" -a "$SCC" != "" ]; then
 208
 209     SFC_MULTI_ABI=0
 210     SCC_MULTI_ABI=0
 211     CROSS_COMPILING=0
 212
 213     foo=foo_$$
 214
 215     echo
 216     echo Testing for NetCDF, C and Fortran compiler
 217     echo
 218
 219 cat > ${foo}.c <<EOF
 220  int main(int argc, char ** argv)
 221  {
 222      return (0);
 223  }
 224 EOF
 225
 226 cat > ${foo}.f <<EOF
 227           program test_exit
 228             integer :: STATUS = 0
 229             call EXIT(STATUS)
 230           end program test_exit
 231 EOF
 232
 233     nct=`nm $NETCDF/lib/libnetcdf.a | grep '^0' | cut -d' ' -f 1 | head -1 | wc -c | awk '{print $1+0}'`
 234     if [ "$nct" -eq "9" ]; then
 235       netcdf_arch="32-bit"
 236     else
 237       netcdf_arch="64-bit"
 238     fi
 239
 240     $SFC -o ${foo} ${foo}.f > /dev/null 2>&1
 241     SFC_arch="`file ${foo} | grep -o -E '[0-9]{2}-bit|i386'`"
 242     rm ${foo} ${foo}.o 2> /dev/null
 243
 244     $SCC -o ${foo} ${foo}.c > /dev/null 2>&1
 245     SCC_arch="`file ${foo} | grep -o -E '[0-9]{2}-bit|i386'`"
 246     rm ${foo} ${foo}.o 2> /dev/null
 247
 248     if [ "$SFC_arch" = "" -o "$SCC_arch" = "" ]; then
 249       echo "  One of compilers testing failed!"
 250       echo "  Please check your compiler"
 251       echo
 252       rm -f ${foo} ${foo}.[cfo] 2> /dev/null
 253       exit
 254     else
 255       cp configure.wps configure.wps.edit
 256     fi
 257
 258     case $netcdf_arch in
 259
 260       32-bit|i386 )
 261
 262       if [ "$SFC_arch" = "64-bit" ] ; then
 263         CROSS_COMPILING=1
 264         $SFC -m32 -o ${foo} ${foo}.f > /dev/null 2>&1
 265         if [ $? = 0 ]; then
 266           SFC_MULTI_ABI=1
 267           sed '/^SFC.*=/s/$/ -m32/' configure.wps.edit > configure.wps.tmp
 268           mv configure.wps.tmp configure.wps.edit
 269         fi
 270       fi
 271       if [ "$SCC_arch" = "64-bit" ] ; then
 272         CROSS_COMPILING=1
 273         $SCC -m32 -o ${foo} ${foo}.c > /dev/null 2>&1
 274         if [ $? = 0 ]; then
 275           SCC_MULTI_ABI=1
 276           sed '/^SCC.*=/s/$/ -m32/' configure.wps.edit > configure.wps.tmp
 277           mv configure.wps.tmp  configure.wps.edit
 278         fi
 279       fi
 280
 281       if [ $CROSS_COMPILING -eq 1 ] ; then
 282         echo NOTE:
 283         echo This installation NetCDF is 32-bit
 284         if [ \( $SFC_MULTI_ABI -ne 1 -a "$SFC_arch" = "64-bit" \) \
 285              -o \( $SCC_MULTI_ABI -ne 1 -a "$SCC_arch" = "64-bit" \) ] ; then
 286              rm configure.wps.edit
 287              echo One of compilers is 64-bit and doesn\'t support cross-compiling.
 288              echo Please check your NETCDF lib and compiler
 289         else
 290           echo -m32 is appended to configure.wps
 291           echo It will be forced to build in 32-bit.
 292           echo If you don\'t want 32-bit binaries, please use 64-bit NetCDF, and re-run the configure script.
 293         fi
 294       fi
 295       ;;
 296
 297       64-bit )
 298
 299       if [ "$SFC_arch" = "32-bit" -o "$SFC_arch" = "i386" ] ; then
 300         CROSS_COMPILING=1
 301         $SFC -m64 -o ${foo} ${foo}.f > /dev/null 2>&1
 302         if [ $? = 0 ]; then
 303           SFC_MULTI_ABI=1
 304           sed '/^SFC.*=/s/$/ -m64/' configure.wps.edit > configure.wps.tmp
 305           mv configure.wps.tmp configure.wps.edit
 306         fi
 307       fi
 308       if [ "$SCC_arch" = "32-bit" -o "$SCC_arch" = "i386" ] ; then
 309         CROSS_COMPILING=1
 310         $SCC -m64 -o ${foo} ${foo}.c > /dev/null 2>&1
 311         if [ $? = 0 ]; then
 312           SCC_MULTI_ABI=1
 313           sed '/^SCC.*=/s/$/ -m64/' configure.wps.edit > configure.wps.tmp
 314           mv configure.wps.tmp configure.wps.edit
 315         fi
 316       fi
 317
 318       if [ $CROSS_COMPILING -eq 1 ] ; then
 319         echo NOTE:
 320         echo This installation NetCDF is 64-bit
 321         if [ \( $SFC_MULTI_ABI -ne 1 -a "$SFC_arch" != "64-bit" \) \
 322             -o \( $SCC_MULTI_ABI -ne 1 -a "$SCC_arch" != "64-bit" \) ]; then
 323             rm configure.wps.edit
 324             echo One of Compilers is 32-bit and doesn\'t support cross-compiling.
 325             echo Please check your NetCDF lib and compiler
 326         else
 327           echo -m64 is appended to configure.wps
 328           echo It will be forced to build in 64-bit.
 329           echo If you don\'t want 64-bit binaries, please use 32-bit NetCDF, and re-run the configure script.
 330         fi
 331       fi
 332       ;;
 333     esac
 334     rm -f ${foo} ${foo}.[cfo] 2> /dev/null
 335
 336     if [ -e configure.wps.edit ]; then
 337       mv configure.wps.edit configure.wps
 338     fi
 339
 340     if [ $CROSS_COMPILING -eq 0 ] ; then
 341       echo This installation NetCDF is $netcdf_arch
 342       echo C compiler is $SCC_arch
 343       echo Fortran compiler is $SFC_arch
 344     fi
 345     echo
 346
 347     #  Does our Fortran work with the given NETCDF library.
 348
 349       /bin/rm -f fort_netcdf.f fort_netcdf
 350 cat > fort_netcdf.f <<EOF
 351         program foo
 352         include 'netcdf.inc'
 353         integer ncid , status
 354         status = nf_open ( 'foo.nc' , 0 , ncid )
 355         print *,'status = ',status
 356         end program
 357 EOF
 358     FFLAGS=`grep ^FFLAGS configure.wps | cut -d"=" -f2-`
 359     cp $NETCDF/include/netcdf.inc .
 360     FC=`grep ^SFC configure.wps | cut -d"=" -f2-`
 361     $FC ${FFLAGS} fort_netcdf.f -o fort_netcdf -L${NETCDF}/lib $NETCDFF -lnetcdf > /dev/null 2>&1
 362     if [ -f "fort_netcdf" ] ; then
 363       ./fort_netcdf > /dev/null 2>&1
 364       if [ $? = 0 ]; then
 365         /bin/rm -f fort_netcdf.f fort_netcdf.o fort_netcdf netcdf.inc
 366       else
 367         echo
 368         echo "Your Fortran + NETCDF did not run successfully."
 369         echo
 370       fi
 371     else
 372       echo
 373       echo "Your versions of Fortran and NETCDF are not consistent."
 374       echo
 375     fi
 376
 377 cat > c_test.c <<EOF
 378 #ifndef CRAY
 379 # ifdef NOUNDERSCORE
 380 #      define C_TEST c_test
 381 # else
 382 #   if defined ( F2CSTYLE ) || defined ( _DOUBLEUNDERSCORE )
 383 #      define C_TEST c_test__
 384 #   else
 385 #      define C_TEST c_test_
 386 #   endif
 387 # endif
 388 #endif
 389 #include <stdio.h>
 390
 391 int C_TEST ( float *xx, int *ii )
 392
 393 {
 394  printf("OK print in C function.  \n" ) ;
 395  printf("Values are xx = %5.2f and ii = %d \n", *xx, *ii ) ;
 396  return(0) ;
 397 }
 398 EOF
 399     CFLAGS=`grep ^CFLAGS configure.wps | cut -d"=" -f2-`
 400     CPPFLAGS=`grep ^CPPFLAGS configure.wps | cut -d"=" -f2-`
 401     CC=`grep ^SCC configure.wps | cut -d"=" -f2-`
 402     ${CC} -c ${CFLAGS} ${CPPFLAGS} c_test.c
 403
 404 cat > f_test.f90 <<EOF
 405 PROGRAM f_test
 406    INTEGER :: ii
 407    REAL    :: xx
 408
 409    ii = 1
 410    xx = 2
 411
 412    CALL c_test ( xx , ii )
 413
 414 END PROGRAM f_test
 415 EOF
 416     $FC ${FFLAGS} f_test.f90 -o cf_test c_test.o > /dev/null 2>&1
 417     if [ -f "cf_test" ] ; then
 418       ./cf_test > /dev/null 2>&1
 419       if [ $? = 0 ]; then
 420         /bin/rm -f cf_test c_test.c c_test.o f_test.f90 f_test.o
 421       else
 422         echo
 423         echo "Your Fortran + C did not run successfully."
 424         echo
 425       fi
 426     else
 427       echo
 428       echo "Your versions of Fortran and C are not consistent."
 429       echo
 430     fi
 431
 432   fi
 433 fi