| 1 |
dnl |
| 2 |
dnl AC_CHECK_MODSUFFIX |
| 3 |
dnl |
| 4 |
AC_DEFUN([AC_CHECK_MODSUFFIX],[ |
| 5 |
|
| 6 |
AC_MSG_CHECKING(for module suffix) |
| 7 |
rm -f conftest* |
| 8 |
# Intel ifc compiler generates files by the name of work.pc and work.pcl (!) |
| 9 |
rm -f work* |
| 10 |
cat >conftest.f90 <<EOF |
| 11 |
module conftest |
| 12 |
integer n |
| 13 |
parameter (n=1) |
| 14 |
end module conftest |
| 15 |
EOF |
| 16 |
# SGI and absoft compilers generates module name in upper case! |
| 17 |
testname="conftest" |
| 18 |
modcase="lower" |
| 19 |
if $F90 -c conftest.f90 > conftest.out 2>&1 ; then |
| 20 |
MOD=`ls conftest* | grep -v conftest.f | grep -v conftest.o` |
| 21 |
MOD=`echo "$MOD" | sed -e 's/conftest\.//g'` |
| 22 |
if test -z "$MOD" ; then |
| 23 |
MOD=`ls CONFTEST* 2>/dev/null \ |
| 24 |
| grep -v CONFTEST.f | grep -v CONFTEST.o` |
| 25 |
MOD=`echo "$MOD" | sed -e 's/CONFTEST\.//g'` |
| 26 |
if test -n "$MOD" ; then |
| 27 |
testname="CONFTEST" |
| 28 |
modcase="upper" |
| 29 |
fi |
| 30 |
fi |
| 31 |
if test -z "$MOD" ; then |
| 32 |
AC_MSG_RESULT(unknown) |
| 33 |
# Use mod if we can't figure it out |
| 34 |
MOD="mod" |
| 35 |
else |
| 36 |
AC_MSG_RESULT($MOD) |
| 37 |
fi |
| 38 |
if test -s work.pcl ; then |
| 39 |
AC_MSG_WARN([Compiler generates auxillery files!]) |
| 40 |
fi |
| 41 |
else |
| 42 |
AC_MSG_RESULT(unknown) |
| 43 |
fi |
| 44 |
AC_SUBST(MOD) |
| 45 |
|
| 46 |
]) |
| 47 |
|
| 48 |
|
| 49 |
dnl |
| 50 |
dnl AC_CHECK_MODDIRFLAG |
| 51 |
dnl |
| 52 |
AC_DEFUN([AC_CHECK_MODDIRFLAG],[ |
| 53 |
|
| 54 |
# Check for module include path (some use -I, some (Solaris) use -M, some |
| 55 |
# (absoft) use -p). |
| 56 |
# Intel compilers use a wierd system: -cl,filename.pcl . If no file is |
| 57 |
# specified, work.pcl and work.pc are created. However, if you specify |
| 58 |
# a file, it must contain a the name of a file ending in .pc . Ugh! |
| 59 |
# Use the module made above |
| 60 |
AC_MSG_CHECKING(for module directory path flag) |
| 61 |
rm -f conftest* |
| 62 |
# Intel ifc compiler generates files by the name of work.pc and work.pcl (!) |
| 63 |
rm -f work* |
| 64 |
cat >conftest.f90 <<EOF |
| 65 |
module conftest |
| 66 |
integer n |
| 67 |
parameter (n=1) |
| 68 |
end module conftest |
| 69 |
EOF |
| 70 |
# SGI and absoft compilers generates module name in upper case! |
| 71 |
testname="conftest" |
| 72 |
if $F90 -c conftest.f90 > conftest.out 2>&1 ; then |
| 73 |
mod=`ls CONFTEST* 2>/dev/null | grep -v CONFTEST.f | grep -v CONFTEST.o` |
| 74 |
mod=`echo "$mod" | sed -e 's/CONFTEST\.//g'` |
| 75 |
if test -n "$mod" ; then |
| 76 |
testname="CONFTEST" |
| 77 |
fi |
| 78 |
madedir=0 |
| 79 |
if test ! -d conf ; then mkdir conf ; madedir=1; fi |
| 80 |
cp $testname.$MOD conf |
| 81 |
rm -f conftest* CONFTEST* |
| 82 |
cat >conftest1.f90 <<EOF |
| 83 |
program main |
| 84 |
use conftest |
| 85 |
print *, n |
| 86 |
end |
| 87 |
EOF |
| 88 |
F90_WORK_FILES_ARG="" |
| 89 |
F90MODINCSPEC="" |
| 90 |
if $F90 -c -Iconf conftest1.f90 > conftest.out 2>&1 ; then |
| 91 |
MODDIRFLAG="-I" |
| 92 |
F90MODINCSPEC="-I<dir>" |
| 93 |
AC_MSG_RESULT(-I) |
| 94 |
elif $F90 -c -Mconf conftest1.f90 >> conftest.out 2>&1 ; then |
| 95 |
MODDIRFLAG="-M" |
| 96 |
F90MODINCSPEC="-M<dir>" |
| 97 |
AC_MSG_RESULT(-M) |
| 98 |
elif $F90 -c -pconf conftest1.f90 >> conftest.out 2>&1 ; then |
| 99 |
MODDIRFLAG="-p" |
| 100 |
F90MODINCSPEC="-p<dir>" |
| 101 |
AC_MSG_RESULT(-p) |
| 102 |
elif test -s work.pc ; then |
| 103 |
cp work.pc conf/mpimod.pc |
| 104 |
echo "mpimod.pc" > conf/mpimod.pcl |
| 105 |
echo "`pwd`/conf/mpimod.pc" >> conf/mpimod.pcl |
| 106 |
if $F90 -c -cl,conf/mpimod.pcl conftest1.f >>conftest.out 2>&1 ; then |
| 107 |
MODDIRFLAG='-cl,mpimod.pcl' |
| 108 |
AC_MSG_RESULT([-cl,filename where filename contains a list of files and directories]) |
| 109 |
F90_WORK_FILES_ARG="-cl,mpimod.pcl" |
| 110 |
F90MODINCSPEC="-cl,<dir>/<file>mod.pcl" |
| 111 |
AC_SUBST(F90_WORK_FILES_ARG) |
| 112 |
else |
| 113 |
# The version of the Intel compiler that I have refuses to let |
| 114 |
# you put the "work catalog" list anywhere but the current |
| 115 |
# directory. For example, you cannot in |
| 116 |
: |
| 117 |
fi |
| 118 |
fi |
| 119 |
if test -z "MODDIRFLAG" ; then |
| 120 |
AC_MSG_RESULT(unknown) |
| 121 |
fi |
| 122 |
AC_SUBST(MODDIRFLAG) |
| 123 |
AC_SUBST(F90MODINCSPEC) |
| 124 |
rm -f conftest* conf/conftest* conf/CONFTEST* CONFTEST* conf/mpimod* |
| 125 |
if test $madedir = 1 ; then rmdir conf ; fi |
| 126 |
fi |
| 127 |
|
| 128 |
]) |
| 129 |
|
| 130 |
|
| 131 |
dnl |
| 132 |
dnl AC_CHECK_MPI_F90MOD |
| 133 |
dnl |
| 134 |
AC_DEFUN([AC_CHECK_MPI_F90MOD],[ |
| 135 |
|
| 136 |
AC_ARG_WITH(mpi_f90_mods, [ --with-mpi_f90_mods=<dir> |
| 137 |
Location where MPI f90 modules are installed ], |
| 138 |
mpi_f90_mods="$withval", |
| 139 |
mpi_f90_mods="/usr/local/include/f90choice") |
| 140 |
|
| 141 |
AC_MSG_CHECKING(for MPI F90 modules) |
| 142 |
AC_LANG_SAVE() |
| 143 |
AC_LANG([Fortran 90]) |
| 144 |
ac_save_F90FLAGS=$F90FLAGS |
| 145 |
|
| 146 |
AS_IF([test "$mpi_f90_mods"], [F90FLAGS="${F90FLAGS} ${MODDIRFLAG}${mpi_f90_mods}"]) |
| 147 |
_AC_COMPILE_IFELSE([ |
| 148 |
AC_LANG_PROGRAM([ |
| 149 |
use mpi |
| 150 |
integer :: ierr |
| 151 |
call MPI_Init(ierr) |
| 152 |
])], [HAVE_MPI_MOD=1], [HAVE_MPI_MOD=0]) |
| 153 |
|
| 154 |
F90FLAGS=$ac_save_F90FLAGS |
| 155 |
AC_LANG_RESTORE() |
| 156 |
|
| 157 |
if test "$HAVE_MPI_MOD" = 1; then |
| 158 |
AC_MSG_RESULT(yes) |
| 159 |
AC_DEFINE(MPI_MOD, 1, [have mpi module]) |
| 160 |
MPI_F90_MODS="${mpi_f90_mods}" |
| 161 |
AC_SUBST(MPI_F90_MODS) |
| 162 |
# The library name: |
| 163 |
if test -z "$MPI_LIB" ; then |
| 164 |
MPI_LIBNAME=-lmpich |
| 165 |
else |
| 166 |
MPI_LIBNAME="$MPI_LIB" |
| 167 |
fi |
| 168 |
if test -z "$MPIMODLIBNAME" ; then |
| 169 |
MPIMODLIBNAME="${MPI_LIBNAME}f90" |
| 170 |
fi |
| 171 |
AC_SUBST(MPIMODLIBNAME) |
| 172 |
else |
| 173 |
AC_MSG_RESULT(no) |
| 174 |
AC_MSG_ERROR([Couldn't locate MPI F90 Modules]) |
| 175 |
fi |
| 176 |
|
| 177 |
]) |
| 178 |
|
| 179 |
|
| 180 |
dnl |
| 181 |
dnl AM_PATH_SPRNG |
| 182 |
dnl |
| 183 |
AC_DEFUN([AM_PATH_SPRNG],[ |
| 184 |
|
| 185 |
AC_ARG_WITH(sprng_prefix, [ --with-sprng_prefix=PREFIX |
| 186 |
Prefix where SPRNG is installed ], |
| 187 |
sprng_prefix="$withval", |
| 188 |
sprng_prefix="/usr/local") |
| 189 |
AC_ARG_WITH(sprng-libdir, [ --with-sprng-libdir=PREFIX SPRNG library directory], |
| 190 |
sprng_libdir="$withval", |
| 191 |
sprng_libdir="/usr/local/lib") |
| 192 |
AC_ARG_WITH(sprng-include, [ --with-sprng-include=PREFIX |
| 193 |
SPRNG include directory], |
| 194 |
sprng_include="$withval", |
| 195 |
sprng_include="/usr/local/include/sprng") |
| 196 |
|
| 197 |
if test x$sprng_libdir = x ; then |
| 198 |
sprng_libdir=${sprng_prefix}/lib |
| 199 |
fi |
| 200 |
|
| 201 |
if test x$sprng_include = x ; then |
| 202 |
sprng_include=${sprng_prefix}/include |
| 203 |
fi |
| 204 |
|
| 205 |
AC_MSG_CHECKING(for SPRNG include files in $sprng_include) |
| 206 |
if test -f ${sprng_include}/sprng.h; then |
| 207 |
have_sprngincl=yes |
| 208 |
AC_MSG_RESULT(yes) |
| 209 |
else |
| 210 |
have_sprngincl=no |
| 211 |
AC_MSG_RESULT(no) |
| 212 |
AC_MSG_ERROR(Could not locate the SPRNG include files) |
| 213 |
fi |
| 214 |
|
| 215 |
AC_MSG_CHECKING(for SPRNG libraries in $sprng_libdir) |
| 216 |
if test -f ${sprng_libdir}/libsprng.a; then |
| 217 |
have_sprnglib=yes |
| 218 |
AC_MSG_RESULT(yes) |
| 219 |
else |
| 220 |
have_sprnglib=no |
| 221 |
AC_MSG_RESULT(no) |
| 222 |
AC_MSG_ERROR(Could not locate the SPRNG libraries) |
| 223 |
fi |
| 224 |
|
| 225 |
AC_LANG_SAVE() |
| 226 |
AC_LANG([C]) |
| 227 |
ac_save_CPPFLAGS=$CPPFLAGS |
| 228 |
CPPFLAGS="${CPPFLAGS} -I${sprng_include}" |
| 229 |
ac_save_LDFLAGS=$LDFLAGS |
| 230 |
LDFLAGS="${LDFLAGS} -L${sprng_libdir} -lsprng" |
| 231 |
AC_CHECK_HEADER(sprng.h, [ |
| 232 |
AC_CHECK_LIB(sprng, |
| 233 |
init_rng, |
| 234 |
[SPRNG_LIBDIR="${sprng_libdir}" |
| 235 |
SPRNG_LIB="-lsprng" SPRNG_INC="-I${sprng_include}" |
| 236 |
HAVE_SPRNG="yes"])]) |
| 237 |
CPPFLAGS=$ac_save_CPPFLAGS |
| 238 |
LDFLAGS=$ac_save_LDFLAGS |
| 239 |
AC_LANG_RESTORE() |
| 240 |
|
| 241 |
if test x_$HAVE_SPRNG != x_yes; then |
| 242 |
AC_MSG_ERROR(Can't build with SPRNG) |
| 243 |
fi |
| 244 |
AC_SUBST(SPRNG_LIBDIR) |
| 245 |
AC_SUBST(SPRNG_LIB) |
| 246 |
AC_SUBST(SPRNG_INC) |
| 247 |
AC_SUBST(HAVE_SPRNG) |
| 248 |
]) |
| 249 |
|
| 250 |
dnl |
| 251 |
dnl CHECK_MKL |
| 252 |
dnl |
| 253 |
AC_DEFUN([CHECK_MKL], |
| 254 |
[AC_MSG_CHECKING(if MKL is wanted) |
| 255 |
AC_ARG_WITH(mkl, |
| 256 |
[ --with-mkl Do we want MKL [will check /usr/local/intel/mkl60 /opt/intel/mkl60]], |
| 257 |
[ AC_MSG_RESULT(yes) |
| 258 |
for dir in $withval /usr/local/intel/mkl60 /opt/intel/mkl60; do |
| 259 |
mkldir="$dir" |
| 260 |
if test -f "$dir/include/mkl.h"; then |
| 261 |
found_mkl="yes"; |
| 262 |
break; |
| 263 |
fi |
| 264 |
done |
| 265 |
if test x_$found_mkl != x_yes; then |
| 266 |
AC_MSG_ERROR(Cannot find MKL includes) |
| 267 |
else |
| 268 |
printf "MKL includes found in $mkldir/include\n"; |
| 269 |
fi |
| 270 |
|
| 271 |
AC_LANG_SAVE() |
| 272 |
AC_LANG([C]) |
| 273 |
ac_save_CPPFLAGS=$CPPFLAGS |
| 274 |
CPPFLAGS="${CPPFLAGS} -I${mkldir}/include" |
| 275 |
ac_save_LDFLAGS=$LDFLAGS |
| 276 |
LDFLAGS="${LDFLAGS} -L${mkldir}/lib/32 -lmkl -lvml -lguide" |
| 277 |
AC_CHECK_HEADER(mkl.h, [ |
| 278 |
AC_CHECK_LIB(mkl, |
| 279 |
vslNewStream, |
| 280 |
[MKL_LIBDIR="${mkldir}/lib/32", |
| 281 |
MKL_LIB="-lmkl -lvml -lguide", |
| 282 |
HAVE_MKL="yes"]) |
| 283 |
], [MKL_INC="-I${mkldir}/include"]) |
| 284 |
CPPFLAGS=$ac_save_CPPFLAGS |
| 285 |
LDFLAGS=$ac_save_LDFLAGS |
| 286 |
AC_LANG_RESTORE() |
| 287 |
|
| 288 |
if test x_$HAVE_MKL != x_yes; then |
| 289 |
AC_MSG_ERROR(Can't build with MKL) |
| 290 |
fi |
| 291 |
AC_SUBST(MKL_LIBDIR) |
| 292 |
AC_SUBST(MKL_LIB) |
| 293 |
AC_SUBST(MKL_INC) |
| 294 |
AC_SUBST(HAVE_MKL) |
| 295 |
], |
| 296 |
[ |
| 297 |
AC_MSG_RESULT(no) |
| 298 |
]) |
| 299 |
]) |
| 300 |
dnl |
| 301 |
|
| 302 |
AC_DEFUN(ACX_CHECK_CC_FLAGS, |
| 303 |
[ |
| 304 |
AC_REQUIRE([AC_PROG_CC]) |
| 305 |
AC_CACHE_CHECK(whether ${CC-cc} accepts $1, ac_$2, |
| 306 |
[echo 'void f(){}' > conftest.c |
| 307 |
if test -z "`${CC-cc} $1 -c conftest.c 2>&1`"; then |
| 308 |
ac_$2=yes |
| 309 |
else |
| 310 |
ac_$2=no |
| 311 |
fi |
| 312 |
rm -f conftest* |
| 313 |
]) |
| 314 |
if test "$ac_$2" = yes; then |
| 315 |
: |
| 316 |
$3 |
| 317 |
else |
| 318 |
: |
| 319 |
$4 |
| 320 |
fi |
| 321 |
]) |
| 322 |
|
| 323 |
AC_DEFUN(ACX_CHECK_CXX_FLAGS, |
| 324 |
[ |
| 325 |
AC_REQUIRE([AC_PROG_CXX]) |
| 326 |
AC_CACHE_CHECK(whether ${CXX-c++} accepts $1, ac_$2, |
| 327 |
[echo 'void f(){}' > conftest.cpp |
| 328 |
if test -z "`${CXX-c++} $1 -c conftest.cpp 2>&1`"; then |
| 329 |
ac_$2=yes |
| 330 |
else |
| 331 |
ac_$2=no |
| 332 |
fi |
| 333 |
rm -f conftest* |
| 334 |
]) |
| 335 |
if test "$ac_$2" = yes; then |
| 336 |
: |
| 337 |
$3 |
| 338 |
else |
| 339 |
: |
| 340 |
$4 |
| 341 |
fi |
| 342 |
]) |
| 343 |
|
| 344 |
dnl ------------------------------------------------------------------------- |
| 345 |
dnl ACX_CHECK_F90_FLAGS() |
| 346 |
dnl |
| 347 |
dnl Check for optimizer flags the Fortran compiler can use. |
| 348 |
dnl |
| 349 |
AC_DEFUN(ACX_CHECK_F90_FLAGS, |
| 350 |
[ |
| 351 |
AC_CACHE_CHECK(whether ${F90-f90} accepts $1, ac_$2, |
| 352 |
[ |
| 353 |
AC_LANG_SAVE |
| 354 |
AC_LANG([Fortran 90]) |
| 355 |
echo 'program main' > conftest.$ac_ext |
| 356 |
echo 'end program main' >> conftest.$ac_ext |
| 357 |
ac_compile='${F90-f90} -c $1 $F90FLAGS conftest.$ac_ext 1>&AC_FD_CC' |
| 358 |
if AC_TRY_EVAL(ac_compile); then |
| 359 |
ac_$2=yes |
| 360 |
else |
| 361 |
ac_$2=no |
| 362 |
fi |
| 363 |
rm -f conftest* |
| 364 |
AC_LANG_RESTORE() |
| 365 |
]) |
| 366 |
if test "$ac_$2" = yes; then |
| 367 |
: |
| 368 |
$3 |
| 369 |
else |
| 370 |
: |
| 371 |
$4 |
| 372 |
fi |
| 373 |
]) |
| 374 |
|
| 375 |
AC_DEFUN(ACX_PROG_GCC_VERSION, |
| 376 |
[ |
| 377 |
AC_REQUIRE([AC_PROG_CC]) |
| 378 |
AC_CACHE_CHECK(whether we are using gcc $1.$2 or later, ac_cv_prog_gcc_$1_$2, |
| 379 |
[ |
| 380 |
dnl The semicolon after "yes" below is to pacify NeXT's syntax-checking cpp. |
| 381 |
cat > conftest.c <<EOF |
| 382 |
#ifdef __GNUC__ |
| 383 |
# if (__GNUC__ > $1) || (__GNUC__ == $1 && __GNUC_MINOR__ >= $2) |
| 384 |
yes; |
| 385 |
# endif |
| 386 |
#endif |
| 387 |
EOF |
| 388 |
if AC_TRY_COMMAND(${CC-cc} -E conftest.c) | egrep yes >/dev/null 2>&1; then |
| 389 |
ac_cv_prog_gcc_$1_$2=yes |
| 390 |
else |
| 391 |
ac_cv_prog_gcc_$1_$2=no |
| 392 |
fi |
| 393 |
]) |
| 394 |
if test "$ac_cv_prog_gcc_$1_$2" = yes; then |
| 395 |
: |
| 396 |
$3 |
| 397 |
else |
| 398 |
: |
| 399 |
$4 |
| 400 |
fi |
| 401 |
]) |
| 402 |
|
| 403 |
|
| 404 |
AC_DEFUN(ACX_PROG_CC_MAXOPT, |
| 405 |
[ |
| 406 |
AC_REQUIRE([AC_PROG_CC]) |
| 407 |
AC_REQUIRE([AC_CANONICAL_HOST]) |
| 408 |
|
| 409 |
# Try to determine "good" native compiler flags if none specified on command |
| 410 |
# line |
| 411 |
if test "$ac_test_CFLAGS" != "set"; then |
| 412 |
CFLAGS="" |
| 413 |
case "${host_cpu}-${host_os}" in |
| 414 |
|
| 415 |
*linux*) if test "$CC" = icc; then |
| 416 |
CFLAGS="-O" |
| 417 |
fi;; |
| 418 |
sparc-solaris2*) if test "$CC" = cc; then |
| 419 |
CFLAGS="-native -fast -xO5 -dalign" |
| 420 |
fi;; |
| 421 |
|
| 422 |
alpha*-osf*) if test "$CC" = cc; then |
| 423 |
CFLAGS="-newc -w0 -O5 -ansi_alias -ansi_args -fp_reorder -tune host -arch host -std1" |
| 424 |
fi;; |
| 425 |
|
| 426 |
hppa*-hpux*) if test "$CC" = cc; then |
| 427 |
CFLAGS="-Ae +O3 +Oall" |
| 428 |
fi;; |
| 429 |
|
| 430 |
rs6000*-aix*) if test "$CC" = cc -o "$CC" = xlc; then |
| 431 |
CFLAGS="-O3 -qtune=auto -qansialias -w" |
| 432 |
fi;; |
| 433 |
powerpc*-aix*) |
| 434 |
if test "$CC" = cc -o "$CC" = xlc; then |
| 435 |
CFLAGS="-O3 -qtune=auto -qansialias -w" |
| 436 |
echo "*******************************************************" |
| 437 |
echo "* You have AIX on an unknown powerpc system. It is *" |
| 438 |
echo "* recommended that you use *" |
| 439 |
echo "* *" |
| 440 |
echo "* CFLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w *" |
| 441 |
echo "* ^^^ *" |
| 442 |
echo "* where xxx is 601, 603, 604, or whatever kind of *" |
| 443 |
echo "* PowerPC CPU you have. For more info, man cc. *" |
| 444 |
echo "*******************************************************" |
| 445 |
fi;; |
| 446 |
*darwin*) |
| 447 |
if test "$CC" = xlc -o "$CC" = cc; then |
| 448 |
CFLAGS="-O3 -qtune=auto -w" |
| 449 |
echo "*******************************************************" |
| 450 |
echo "* You have Darwin on an unknown powerpc system. *" |
| 451 |
echo "* It is recommended that you use *" |
| 452 |
echo "* *" |
| 453 |
echo "* CFLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w *" |
| 454 |
echo "* ^^^ *" |
| 455 |
echo "* where xxx is 601, 603, 604, or whatever kind of *" |
| 456 |
echo "* PowerPC CPU you have. For more info, man cc. *" |
| 457 |
echo "*******************************************************" |
| 458 |
fi;; |
| 459 |
esac |
| 460 |
|
| 461 |
# use default flags for gcc on all systems |
| 462 |
if test $ac_cv_prog_gcc = yes; then |
| 463 |
CFLAGS="-O6 -fomit-frame-pointer -Wall -W -Wcast-qual -Wpointer-arith -Wcast-align -pedantic" |
| 464 |
fi |
| 465 |
|
| 466 |
# test for gcc-specific flags: |
| 467 |
if test $ac_cv_prog_gcc = yes; then |
| 468 |
# -malign-double for x86 systems |
| 469 |
ACX_CHECK_CC_FLAGS(-malign-double,align_double, CFLAGS="$CFLAGS -malign-double") |
| 470 |
# -fstrict-aliasing for gcc-2.95+ |
| 471 |
ACX_CHECK_CC_FLAGS(-fstrict-aliasing,fstrict_aliasing, CFLAGS="$CFLAGS -fstrict-aliasing") |
| 472 |
fi |
| 473 |
|
| 474 |
CPU_FLAGS="" |
| 475 |
if test "$GCC" = "yes"; then |
| 476 |
dnl try to guess correct CPU flags, at least for linux |
| 477 |
case "${host_cpu}" in |
| 478 |
i586*) ACX_CHECK_CC_FLAGS(-mcpu=pentium,cpu_pentium, |
| 479 |
[CPU_FLAGS=-mcpu=pentium], |
| 480 |
[ACX_CHECK_CC_FLAGS(-mpentium,pentium, |
| 481 |
[CPU_FLAGS=-mpentium])]) |
| 482 |
;; |
| 483 |
i686*) ACX_CHECK_CC_FLAGS(-mcpu=pentiumpro,cpu_pentiumpro, |
| 484 |
[CPU_FLAGS=-mcpu=pentiumpro], |
| 485 |
[ACX_CHECK_CC_FLAGS(-mpentiumpro,pentiumpro, |
| 486 |
[CPU_FLAGS=-mpentiumpro])]) |
| 487 |
;; |
| 488 |
powerpc*) |
| 489 |
cputype=`(grep cpu /proc/cpuinfo | head -1 | cut -d: -f2 | sed 's/ //g') 2> /dev/null` |
| 490 |
is60x=`echo $cputype | egrep "^60[0-9]e?$"` |
| 491 |
if test -n "$is60x"; then |
| 492 |
ACX_CHECK_CC_FLAGS(-mcpu=$cputype,m_cpu_60x, |
| 493 |
CPU_FLAGS=-mcpu=$cputype) |
| 494 |
elif test "$cputype" = 750; then |
| 495 |
ACX_PROG_GCC_VERSION(2,95, |
| 496 |
ACX_CHECK_CC_FLAGS(-mcpu=750,m_cpu_750, |
| 497 |
CPU_FLAGS=-mcpu=750)) |
| 498 |
fi |
| 499 |
if test -z "$CPU_FLAGS"; then |
| 500 |
ACX_CHECK_CC_FLAGS(-mcpu=powerpc,m_cpu_powerpc, |
| 501 |
CPU_FLAGS=-mcpu=powerpc) |
| 502 |
fi |
| 503 |
if test -z "$CPU_FLAGS"; then |
| 504 |
ACX_CHECK_CC_FLAGS(-mpowerpc,m_powerpc, |
| 505 |
CPU_FLAGS=-mpowerpc) |
| 506 |
fi |
| 507 |
esac |
| 508 |
fi |
| 509 |
|
| 510 |
if test -n "$CPU_FLAGS"; then |
| 511 |
CFLAGS="$CFLAGS $CPU_FLAGS" |
| 512 |
fi |
| 513 |
|
| 514 |
if test -z "$CFLAGS"; then |
| 515 |
echo "" |
| 516 |
echo "********************************************************" |
| 517 |
echo "* WARNING: Don't know the best CFLAGS for this system *" |
| 518 |
echo "* Use make CFLAGS=..., or edit the top level Makefile *" |
| 519 |
echo "* (otherwise, a default of CFLAGS=-O3 will be used) *" |
| 520 |
echo "********************************************************" |
| 521 |
echo "" |
| 522 |
CFLAGS="-O3" |
| 523 |
fi |
| 524 |
|
| 525 |
ACX_CHECK_CC_FLAGS(${CFLAGS}, guessed_cflags, , [ |
| 526 |
echo "" |
| 527 |
echo "********************************************************" |
| 528 |
echo "* WARNING: The guessed CFLAGS don't seem to work with *" |
| 529 |
echo "* your compiler. *" |
| 530 |
echo "* Use make CFLAGS=..., or edit the top level Makefile *" |
| 531 |
echo "********************************************************" |
| 532 |
echo "" |
| 533 |
CFLAGS="" |
| 534 |
]) |
| 535 |
|
| 536 |
fi |
| 537 |
]) |
| 538 |
|
| 539 |
AC_DEFUN(ACX_PROG_CXX_MAXOPT, |
| 540 |
[ |
| 541 |
AC_REQUIRE([AC_PROG_CXX]) |
| 542 |
AC_REQUIRE([AC_CANONICAL_HOST]) |
| 543 |
|
| 544 |
# Try to determine "good" native compiler flags if none specified on command |
| 545 |
# line |
| 546 |
if test "$ac_test_CXXFLAGS" != "set"; then |
| 547 |
CXXFLAGS="" |
| 548 |
case "${host_cpu}-${host_os}" in |
| 549 |
|
| 550 |
*linux*) if test "$CXX" = icc -o "$CXX" = icpc; then |
| 551 |
CXXFLAGS="-O" |
| 552 |
fi;; |
| 553 |
sparc-solaris2*) if test "$CXX" = CC; then |
| 554 |
CXXFLAGS="-native -fast -xO5 -dalign" |
| 555 |
fi;; |
| 556 |
rs6000*-aix*) if test "$CXX" = xlC; then |
| 557 |
CXXFLAGS="-O3 -qarch=pwrx -qtune=pwrx -qansialias -w" |
| 558 |
fi;; |
| 559 |
powerpc*-aix*) |
| 560 |
if test "$CXX" = xlC; then |
| 561 |
CXXFLAGS="-O3 -qarch=ppc -qansialias -w" |
| 562 |
echo "*******************************************************" |
| 563 |
echo "* You have AIX on an unknown powerpc system. It is *" |
| 564 |
echo "* recommended that you use *" |
| 565 |
echo "* *" |
| 566 |
echo "* CXXFLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w *" |
| 567 |
echo "* ^^^ *" |
| 568 |
echo "* where xxx is 601, 603, 604, or whatever kind of *" |
| 569 |
echo "* PowerPC CPU you have. For more info, man cc. *" |
| 570 |
echo "*******************************************************" |
| 571 |
fi;; |
| 572 |
*darwin*) |
| 573 |
if test "$CXX" = xlC; then |
| 574 |
CXXFLAGS="-O3 -qtune=auto -qansialias -w" |
| 575 |
echo "*******************************************************" |
| 576 |
echo "* You have AIX on an unknown powerpc system. It is *" |
| 577 |
echo "* recommended that you use *" |
| 578 |
echo "* *" |
| 579 |
echo "* CXXFLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w *" |
| 580 |
echo "* ^^^ *" |
| 581 |
echo "* where xxx is 601, 603, 604, or whatever kind of *" |
| 582 |
echo "* PowerPC CPU you have. For more info, man cc. *" |
| 583 |
echo "*******************************************************" |
| 584 |
fi;; |
| 585 |
esac |
| 586 |
|
| 587 |
# use default flags for gcc on all systems |
| 588 |
if test $ac_cv_prog_gcc = yes; then |
| 589 |
CXXFLAGS="-O6 -fomit-frame-pointer -Wall -W -Wcast-qual -Wpointer-arith -Wcast-align -pedantic" |
| 590 |
fi |
| 591 |
|
| 592 |
# test for gcc-specific flags: |
| 593 |
if test $ac_cv_prog_gcc = yes; then |
| 594 |
# -malign-double for x86 systems |
| 595 |
ACX_CHECK_CXX_FLAGS(-malign-double,align_double, CXXFLAGS="$CXXFLAGS -malign-double") |
| 596 |
# -fstrict-aliasing for gcc-2.95+ |
| 597 |
ACX_CHECK_CXX_FLAGS(-fstrict-aliasing,fstrict_aliasing, CXXFLAGS="$CXXFLAGS -fstrict-aliasing") |
| 598 |
fi |
| 599 |
|
| 600 |
CPU_FLAGS="" |
| 601 |
if test "$GCC" = "yes"; then |
| 602 |
dnl try to guess correct CPU flags, at least for linux |
| 603 |
case "${host_cpu}" in |
| 604 |
i586*) ACX_CHECK_CC_FLAGS(-mcpu=pentium,cpu_pentium, |
| 605 |
[CPU_FLAGS=-mcpu=pentium], |
| 606 |
[ACX_CHECK_CXX_FLAGS(-mpentium,pentium, |
| 607 |
[CPU_FLAGS=-mpentium])]) |
| 608 |
;; |
| 609 |
i686*) ACX_CHECK_CXX_FLAGS(-mcpu=pentiumpro,cpu_pentiumpro, |
| 610 |
[CPU_FLAGS=-mcpu=pentiumpro], |
| 611 |
[ACX_CHECK_CXX_FLAGS(-mpentiumpro,pentiumpro, |
| 612 |
[CPU_FLAGS=-mpentiumpro])]) |
| 613 |
;; |
| 614 |
powerpc*) |
| 615 |
cputype=`(grep cpu /proc/cpuinfo | head -1 | cut -d: -f2 | sed 's/ //g') 2> /dev/null` |
| 616 |
is60x=`echo $cputype | egrep "^60[0-9]e?$"` |
| 617 |
if test -n "$is60x"; then |
| 618 |
ACX_CHECK_CXX_FLAGS(-mcpu=$cputype,m_cpu_60x, |
| 619 |
CPU_FLAGS=-mcpu=$cputype) |
| 620 |
elif test "$cputype" = 750; then |
| 621 |
ACX_PROG_GCC_VERSION(2,95, |
| 622 |
ACX_CHECK_CXX_FLAGS(-mcpu=750,m_cpu_750, |
| 623 |
CPU_FLAGS=-mcpu=750)) |
| 624 |
fi |
| 625 |
if test -z "$CPU_FLAGS"; then |
| 626 |
ACX_CHECK_CXX_FLAGS(-mcpu=powerpc,m_cpu_powerpc, |
| 627 |
CPU_FLAGS=-mcpu=powerpc) |
| 628 |
fi |
| 629 |
if test -z "$CPU_FLAGS"; then |
| 630 |
ACX_CHECK_CXX_FLAGS(-mpowerpc,m_powerpc, |
| 631 |
CPU_FLAGS=-mpowerpc) |
| 632 |
fi |
| 633 |
esac |
| 634 |
fi |
| 635 |
|
| 636 |
if test -n "$CPU_FLAGS"; then |
| 637 |
CXXFLAGS="$CXXFLAGS $CPU_FLAGS" |
| 638 |
fi |
| 639 |
|
| 640 |
if test -z "$CXXFLAGS"; then |
| 641 |
echo "" |
| 642 |
echo "**********************************************************" |
| 643 |
echo "* WARNING: Don't know the best CXXFLAGS for this system *" |
| 644 |
echo "* Use make CXXFLAGS=..., or edit the top level Makefile *" |
| 645 |
echo "* (otherwise, a default of CXXFLAGS=-O3 will be used) *" |
| 646 |
echo "**********************************************************" |
| 647 |
echo "" |
| 648 |
CXXFLAGS="-O3" |
| 649 |
fi |
| 650 |
|
| 651 |
ACX_CHECK_CXX_FLAGS(${CXXFLAGS}, guessed_cxxflags, , [ |
| 652 |
echo "" |
| 653 |
echo "**********************************************************" |
| 654 |
echo "* WARNING: The guessed CXXFLAGS don't seem to work with *" |
| 655 |
echo "* your compiler. *" |
| 656 |
echo "* Use make CXXFLAGS=..., or edit the top level Makefile *" |
| 657 |
echo "**********************************************************" |
| 658 |
echo "" |
| 659 |
CXXFLAGS="" |
| 660 |
]) |
| 661 |
|
| 662 |
fi |
| 663 |
]) |
| 664 |
|
| 665 |
AC_DEFUN(ACX_PROG_F90_MAXOPT, |
| 666 |
[ |
| 667 |
AC_REQUIRE([AC_PROG_F90]) |
| 668 |
AC_REQUIRE([AC_CANONICAL_HOST]) |
| 669 |
|
| 670 |
# Try to determine "good" native compiler flags if none specified on command |
| 671 |
# line |
| 672 |
|
| 673 |
if test x"$F90FLAGS" = x ; then |
| 674 |
F90FLAGS="" |
| 675 |
case "${host_cpu}-${host_os}" in |
| 676 |
|
| 677 |
*linux*) if test "$F90" = ifc; then |
| 678 |
F90FLAGS="-O" |
| 679 |
fi;; |
| 680 |
rs6000*-aix*) if test "$F90" = xlf90 -o "$F90" = f90; then |
| 681 |
F90FLAGS="-O3 -qarch=pwrx -qtune=pwrx -qansialias -w" |
| 682 |
fi;; |
| 683 |
powerpc*-aix*) |
| 684 |
if test "$F90" = f90 -o "$F90" = xlf90; then |
| 685 |
F90FLAGS="-O3 -qarch=ppc -qansialias -w" |
| 686 |
echo "*******************************************************" |
| 687 |
echo "* You have AIX on an unknown powerpc system. It is *" |
| 688 |
echo "* recommended that you use *" |
| 689 |
echo "* *" |
| 690 |
echo "* F90FLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w *" |
| 691 |
echo "* ^^^ *" |
| 692 |
echo "* where xxx is 601, 603, 604, or whatever kind of *" |
| 693 |
echo "* PowerPC CPU you have. For more info, man xlf. *" |
| 694 |
echo "*******************************************************" |
| 695 |
fi;; |
| 696 |
*darwin*) |
| 697 |
if test "$F90" = f90 -o "$F90" = xlf90; then |
| 698 |
F90FLAGS="-O3 -qtune=auto -w" |
| 699 |
echo "*********************************************************" |
| 700 |
echo "* You have Darwin on an unknown powerpc system. It is *" |
| 701 |
echo "* recommended that you use *" |
| 702 |
echo "* *" |
| 703 |
echo "* CXXFLAGS=-O3 -qarch=ppc -qtune=xxx -qansialias -w *" |
| 704 |
echo "* ^^^ *" |
| 705 |
echo "* where xxx is 601, 603, 604, or whatever kind of *" |
| 706 |
echo "* PowerPC CPU you have. For more info, man xlf. *" |
| 707 |
echo "*********************************************************" |
| 708 |
fi;; |
| 709 |
esac |
| 710 |
|
| 711 |
if test -n "$CPU_FLAGS"; then |
| 712 |
F90FLAGS="$F90FLAGS $CPU_FLAGS" |
| 713 |
fi |
| 714 |
|
| 715 |
if test -z "$F90FLAGS"; then |
| 716 |
echo "" |
| 717 |
echo "**********************************************************" |
| 718 |
echo "* WARNING: Don't know the best F90FLAGS for this system *" |
| 719 |
echo "* Use make F90FLAGS=..., or edit the top level Makefile *" |
| 720 |
echo "* (otherwise, a default of F90FLAGS=-O3 will be used) *" |
| 721 |
echo "**********************************************************" |
| 722 |
echo "" |
| 723 |
F90FLAGS="-O3" |
| 724 |
fi |
| 725 |
|
| 726 |
ACX_CHECK_F90_FLAGS(${F90FLAGS}, guessed_f90flags, , [ |
| 727 |
echo "" |
| 728 |
echo "**********************************************************" |
| 729 |
echo "* WARNING: The guessed F90FLAGS don't seem to work with *" |
| 730 |
echo "* your compiler. *" |
| 731 |
echo "* Use make F90FLAGS=..., or edit the top level Makefile *" |
| 732 |
echo "**********************************************************" |
| 733 |
echo "" |
| 734 |
F90FLAGS="" |
| 735 |
]) |
| 736 |
|
| 737 |
fi |
| 738 |
]) |
| 739 |
|
| 740 |
AC_DEFUN(ACX_PROG_F90_PREPFLAG, |
| 741 |
[ |
| 742 |
AC_REQUIRE([AC_PROG_F90]) |
| 743 |
AC_REQUIRE([AC_CANONICAL_HOST]) |
| 744 |
|
| 745 |
# Try to determine native compiler flags that allow us to use F90 suffix |
| 746 |
# for preprocessed f90 source. |
| 747 |
|
| 748 |
if test "$ac_test_PREPFLAG" != "set"; then |
| 749 |
PREPFLAG="" |
| 750 |
case "${host_cpu}-${host_os}" in |
| 751 |
|
| 752 |
*linux*) if test "$F90" = ifc; then |
| 753 |
PREPFLAG="-fpp1 " |
| 754 |
fi;; |
| 755 |
*aix*) if test "$F90" = xlf90 -o "$F90" = f90; then |
| 756 |
PREPFLAG="-qsuffix=cpp=F90 " |
| 757 |
fi;; |
| 758 |
*darwin*) |
| 759 |
if test "$F90" = f90 -o "$F90" = xlf90; then |
| 760 |
PREPFLAG="-qsuffix=cpp=F90 " |
| 761 |
fi;; |
| 762 |
esac |
| 763 |
|
| 764 |
if test -z "$PREPFLAG"; then |
| 765 |
echo "" |
| 766 |
echo "**********************************************************" |
| 767 |
echo "* WARNING: Don't know the best PREPFLAG for this system *" |
| 768 |
echo "* Use make PREPFLAG=..., or edit the top level Makefile *" |
| 769 |
echo "* (otherwise, an empty PREPFLAG will be used) *" |
| 770 |
echo "**********************************************************" |
| 771 |
echo "" |
| 772 |
PREPFLAG="" |
| 773 |
fi |
| 774 |
|
| 775 |
AC_MSG_CHECKING(to make sure F90 preprocessor flag works) |
| 776 |
AC_LANG_SAVE() |
| 777 |
AC_LANG([Fortran 90]) |
| 778 |
ac_save_ext=$ac_ext |
| 779 |
ac_ext=F90 |
| 780 |
ac_save_F90FLAGS=$F90FLAGS |
| 781 |
|
| 782 |
AS_IF([test "$PREPFLAG"], [F90FLAGS="${F90FLAGS} ${PREPFLAG}-DTEST"]) |
| 783 |
_AC_COMPILE_IFELSE([ |
| 784 |
AC_LANG_PROGRAM([ |
| 785 |
integer :: i |
| 786 |
i = 1 |
| 787 |
])], [prepflagworks=1], [prepflagworks=0]) |
| 788 |
|
| 789 |
F90FLAGS=$ac_save_F90FLAGS |
| 790 |
ac_ext=$ac_save_ext |
| 791 |
AC_LANG_RESTORE() |
| 792 |
|
| 793 |
|
| 794 |
if test "$prepflagworks" = 1; then |
| 795 |
AC_MSG_RESULT(yes) |
| 796 |
AC_SUBST(PREPFLAG) |
| 797 |
else |
| 798 |
AC_MSG_RESULT(no) |
| 799 |
AC_MSG_ERROR([Can't figure out working Fortran90 preprocessor flag]) |
| 800 |
fi |
| 801 |
fi |
| 802 |
]) |
| 803 |
|
| 804 |
|
| 805 |
AC_DEFUN(ACX_PROG_F90_PREPDEFFLAG, |
| 806 |
[ |
| 807 |
AC_REQUIRE([AC_PROG_F90]) |
| 808 |
AC_REQUIRE([AC_CANONICAL_HOST]) |
| 809 |
|
| 810 |
# Try to determine native compiler flags that allow us to use F90 suffix |
| 811 |
# for preprocessed f90 source with -D type defines |
| 812 |
|
| 813 |
if test "$ac_test_PREPDEFFLAG" != "set"; then |
| 814 |
PREPDEFFLAG="" |
| 815 |
case "${host_cpu}-${host_os}" in |
| 816 |
|
| 817 |
*linux*) if test "$F90" = ifc; then |
| 818 |
PREPDEFFLAG=" " |
| 819 |
fi;; |
| 820 |
*aix*) if test "$F90" = xlf90 -o "$F90" = f90; then |
| 821 |
PREPDEFFLAG="-WF," |
| 822 |
fi;; |
| 823 |
*darwin*) |
| 824 |
if test "$F90" = f90 -o "$F90" = xlf90; then |
| 825 |
PREPDEFFLAG="-WF," |
| 826 |
fi;; |
| 827 |
esac |
| 828 |
|
| 829 |
if test -z "$PREPDEFFLAG"; then |
| 830 |
echo "" |
| 831 |
echo "*************************************************************" |
| 832 |
echo "* WARNING: Don't know the best PREPDEFFLAG for this system *" |
| 833 |
echo "* Use make PREPDEFFLAG=..., or edit the top level Makefile *" |
| 834 |
echo "* (otherwise, an empty PREPDEFFLAG will be used) *" |
| 835 |
echo "*************************************************************" |
| 836 |
echo "" |
| 837 |
PREPDEFFLAG=" " |
| 838 |
fi |
| 839 |
|
| 840 |
AC_MSG_CHECKING(to make sure F90 preprocessor define flag works) |
| 841 |
AC_LANG_SAVE() |
| 842 |
AC_LANG([Fortran 90]) |
| 843 |
ac_save_ext=$ac_ext |
| 844 |
ac_ext=F90 |
| 845 |
ac_save_F90FLAGS=$F90FLAGS |
| 846 |
|
| 847 |
AS_IF([test "$PREPDEFFLAG"], [F90FLAGS="${F90FLAGS} ${PREPFLAG} ${PREPDEFFLAG}-DTEST"]) |
| 848 |
_AC_COMPILE_IFELSE([ |
| 849 |
AC_LANG_PROGRAM([ |
| 850 |
integer :: i |
| 851 |
#ifdef TEST |
| 852 |
i = 1 |
| 853 |
#else |
| 854 |
choke me |
| 855 |
#endif |
| 856 |
])], [prepdefflagworks=1], [prepdefflagworks=0]) |
| 857 |
|
| 858 |
F90FLAGS=$ac_save_F90FLAGS |
| 859 |
ac_ext=$ac_save_ext |
| 860 |
AC_LANG_RESTORE() |
| 861 |
|
| 862 |
|
| 863 |
if test "$prepdefflagworks" = 1; then |
| 864 |
AC_MSG_RESULT(yes) |
| 865 |
AC_SUBST(PREPDEFFLAG) |
| 866 |
else |
| 867 |
AC_MSG_RESULT(no) |
| 868 |
AC_MSG_ERROR([Can't figure out working Fortran90 preprocessor define flag]) |
| 869 |
fi |
| 870 |
fi |
| 871 |
]) |
| 872 |
|
| 873 |
AC_DEFUN([ACX_MPI], [ |
| 874 |
AC_PREREQ(2.50) dnl for AC_LANG_CASE |
| 875 |
|
| 876 |
AC_LANG_CASE([C], [ |
| 877 |
AC_REQUIRE([AC_PROG_CC]) |
| 878 |
AC_ARG_VAR(MPICC,[MPI C compiler command]) |
| 879 |
AC_CHECK_PROGS(MPICC, mpicc hcc mpcc mpcc_r mpxlc, $CC) |
| 880 |
acx_mpi_save_CC="$CC" |
| 881 |
CC="$MPICC" |
| 882 |
AC_SUBST(MPICC) |
| 883 |
], |
| 884 |
[C++], [ |
| 885 |
AC_REQUIRE([AC_PROG_CXX]) |
| 886 |
AC_ARG_VAR(MPICXX,[MPI C++ compiler command]) |
| 887 |
AC_CHECK_PROGS(MPICXX, mpiCC mpCC, $CXX) |
| 888 |
acx_mpi_save_CXX="$CXX" |
| 889 |
CXX="$MPICXX" |
| 890 |
AC_SUBST(MPICXX) |
| 891 |
], |
| 892 |
[Fortran 90], [ |
| 893 |
AC_REQUIRE([AC_PROG_F90]) |
| 894 |
AC_ARG_VAR(MPIF77,[MPI Fortran compiler command]) |
| 895 |
AC_CHECK_PROGS(MPIF90, mpif90 hf90 mpxlf90 mpf90 mpxlf95 mpxlf_r, $F90) |
| 896 |
acx_mpi_save_F90="$F90" |
| 897 |
F90="$MPIF90" |
| 898 |
AC_SUBST(MPIF90) |
| 899 |
]) |
| 900 |
|
| 901 |
if test x = x"$MPILIBS"; then |
| 902 |
AC_LANG_CASE([C], [AC_CHECK_FUNC(MPI_Init, [MPILIBS=" "])], |
| 903 |
[C++], [AC_CHECK_FUNC(MPI_Init, [MPILIBS=" "])], |
| 904 |
[Fortran 90], [AC_MSG_CHECKING([for MPI_Init]) |
| 905 |
AC_TRY_LINK([],[ call MPI_Init], [MPILIBS=" " |
| 906 |
AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)])]) |
| 907 |
fi |
| 908 |
if test x = x"$MPILIBS"; then |
| 909 |
AC_CHECK_LIB(mpi, MPI_Init, [MPILIBS="-lmpi"]) |
| 910 |
fi |
| 911 |
if test x = x"$MPILIBS"; then |
| 912 |
AC_CHECK_LIB(mpich, MPI_Init, [MPILIBS="-lmpich"]) |
| 913 |
fi |
| 914 |
|
| 915 |
dnl We have to use AC_TRY_COMPILE and not AC_CHECK_HEADER because the |
| 916 |
dnl latter uses $CPP, not $CC (which may be mpicc). |
| 917 |
AC_LANG_CASE([C], [if test x != x"$MPILIBS"; then |
| 918 |
AC_MSG_CHECKING([for mpi.h]) |
| 919 |
AC_TRY_COMPILE([#include <mpi.h>],[],[AC_MSG_RESULT(yes)], [MPILIBS="" |
| 920 |
AC_MSG_RESULT(no)]) |
| 921 |
fi], |
| 922 |
[C++], [if test x != x"$MPILIBS"; then |
| 923 |
AC_MSG_CHECKING([for mpi.h]) |
| 924 |
AC_TRY_COMPILE([#include <mpi.h>],[],[AC_MSG_RESULT(yes)], [MPILIBS="" |
| 925 |
AC_MSG_RESULT(no)]) |
| 926 |
fi]) |
| 927 |
|
| 928 |
AC_LANG_CASE([C], [CC="$acx_mpi_save_CC"], |
| 929 |
[C++], [CXX="$acx_mpi_save_CXX"], |
| 930 |
[Fortran 90], [F90="$acx_mpi_save_F90"]) |
| 931 |
|
| 932 |
AC_SUBST(MPILIBS) |
| 933 |
|
| 934 |
# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND: |
| 935 |
if test x = x"$MPILIBS"; then |
| 936 |
$2 |
| 937 |
: |
| 938 |
else |
| 939 |
ifelse([$1],,[AC_DEFINE(HAVE_MPI,1,[Define if you have the MPI library.])],[$1]) |
| 940 |
: |
| 941 |
fi |
| 942 |
])dnl ACX_MPI |
| 943 |
|
