configure.ac 41.5 KB
Newer Older
1
# This file is part of SWIFT.
2
# Copyright (C) 2012 pedro.gonnet@durham.ac.uk.
3
#               2016 p.w.draper@durham.ac.uk.
4
#
Pedro Gonnet's avatar
Pedro Gonnet committed
5
6
7
8
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
9
#
Pedro Gonnet's avatar
Pedro Gonnet committed
10
11
12
13
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
14
#
Pedro Gonnet's avatar
Pedro Gonnet committed
15
16
17
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

18
# Init the project.
19
AC_INIT([SWIFT],[0.7.0],[https://gitlab.cosma.dur.ac.uk/swift/swiftsim])
20
swift_config_flags="$*"
21
22

#  Need to define this, instead of using fifth argument of AC_INIT, until 2.64.
Matthieu Schaller's avatar
Matthieu Schaller committed
23
AC_DEFINE([PACKAGE_URL],["www.swiftsim.com"], [Package web pages])
24

25
AC_COPYRIGHT
26
AC_CONFIG_SRCDIR([src/space.c])
27
AC_CONFIG_AUX_DIR([.])
lhausamm's avatar
lhausamm committed
28
AM_INIT_AUTOMAKE([subdir-objects])
Pedro Gonnet's avatar
Pedro Gonnet committed
29

30
# Add local macro collection.
Pedro Gonnet's avatar
Pedro Gonnet committed
31
32
AC_CONFIG_MACRO_DIR([m4])

33
34
35
36
# Stop default CFLAGS from anyone except the environment.
: ${CFLAGS=""}

# Generate header file.
Pedro Gonnet's avatar
Pedro Gonnet committed
37
38
AM_CONFIG_HEADER(config.h)

39
40
# Find and test the compiler.
AX_CHECK_ENABLE_DEBUG
Peter W. Draper's avatar
Peter W. Draper committed
41
AC_PROG_CC
42
43
AM_PROG_CC_C_O

44

45
46
47
48
# Master subgrid options
# If you add a restriction (e.g. no cooling, chemistry or hydro)
# you will need to check for overwrite after reading the additional options.
# As an example for this, see the call to AC_ARG_WITH for cooling.
49
50
AC_ARG_WITH([subgrid],
	[AS_HELP_STRING([--with-subgrid=<subgrid>],
51
		[Master switch for subgrid methods. Inexperienced user should start from here @<:@none, GEAR, EAGLE default: none@:>@]
52
53
54
55
56
	)],
	[with_subgrid="$withval"],
	[with_subgrid=none]
)

57
# Default values
58
59
60
61
62
with_subgrid_cooling=none
with_subgrid_chemistry=none
with_subgrid_hydro=none

case "$with_subgrid" in
63
64
65
   yes)
      AC_MSG_ERROR([Invalid option. A subgrid model must be chosen.])
   ;;
66
67
   none)
   ;;
68
   GEAR)
69
	with_subgrid_cooling=grackle
70
	with_subgrid_chemistry=GEAR
71
72
73
74
75
76
77
	with_subgrid_hydro=gadget2
   ;;
   EAGLE)
	with_subgrid_cooling=EAGLE
	with_subgrid_chemistry=EAGLE
	with_subgrid_hydro=gadget2
   ;;
78
   *)
79
      AC_MSG_ERROR([Unknown subgrid choice: $with_subgrid])
80
81
82
83
84
   ;;
esac



85
# If debug is selected then we also define SWIFT_DEVELOP_MODE to control
Peter W. Draper's avatar
Typo    
Peter W. Draper committed
86
# any developer code options.
87
88
89
90
if test "x$ax_enable_debug" != "xno"; then
   AC_DEFINE([SWIFT_DEVELOP_MODE],1,[Enable developer code options])
fi

91
92
93
# Enable POSIX and platform extension preprocessor macros.
AC_USE_SYSTEM_EXTENSIONS

94
95
96
97
# Check for compiler version and vendor.
AX_COMPILER_VENDOR
AX_COMPILER_VERSION

98
99
100
#  Restrict support.
AC_C_RESTRICT

101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
# Interprocedural optimization support. Needs special handling for linking and
# archiving as well as compilation with Intels, needs to be done before
# libtool is configured (to use correct LD).
AC_ARG_ENABLE([ipo],
   [AS_HELP_STRING([--enable-ipo],
     [Enable interprocedural optimization @<:@no/yes@:>@]
   )],
   [enable_ipo="$enableval"],
   [enable_ipo="no"]
)

if test "$enable_ipo" = "yes"; then
   if test "$ax_cv_c_compiler_vendor" = "intel"; then
      CFLAGS="$CFLAGS -ip -ipo"
      LDFLAGS="$LDFLAGS -ipo"
      : ${AR="xiar"}
      : ${LD="xild"}
      AC_MSG_RESULT([added Intel interprocedural optimization support])
   elif test "$ax_cv_c_compiler_vendor" = "gnu"; then
      CFLAGS="$CFLAGS -flto"
      LDFLAGS="$LDFLAGS -flto"
      AC_MSG_RESULT([added GCC interprocedural optimization support])
   elif test "$ax_cv_c_compiler_vendor" = "clang"; then
      CFLAGS="$CFLAGS -emit-llvm"
      AC_MSG_RESULT([added LLVM interprocedural optimization support])
   else
      AC_MSG_WARN([Compiler does not support interprocedural optimization])
   fi
fi

131
132
# Check for MPI. Need to do this before characterising the compiler (C99 mode),
# as this changes the compiler.
133
134
135
136
# We should consider using AX_PROG_CC_MPI to replace AC_PROG_CC when compiling
# whole applications. There are issues with mixing compilers when using this
# macro. See
# http://lists.gnu.org/archive/html/autoconf-archive-maintainers/2011-05/msg00004.html.
137
AC_ARG_ENABLE([mpi],
138
    [AS_HELP_STRING([--enable-mpi],
139
      [Compile with functionality for distributed-memory parallelism using MPI @<:@yes/no@:>@]
140
141
142
143
    )],
    [enable_mpi="$enableval"],
    [enable_mpi="yes"]
)
144
good_mpi="yes"
145
146
if test "$enable_mpi" = "yes"; then
    AX_MPI([CC="$MPICC" AC_DEFINE(HAVE_MPI, 1, [Define if you have the MPI library.]) ])
147
    MPI_LIBRARY="Unknown MPI"
148
149
150

    # Various MPI implementations require additional libraries when also using
    # threads. Use mpirun (on PATH) as that seems to be only command with
151
152
153
154
155
156
    # version flag, allow MPIRUN to override for systems that insist on
    # a non-standard name (PRACE).
    : ${MPIRUN='mpirun'}
    if test "$MPIRUN" = "mpirun"; then
       AC_PATH_PROG([MPIRUN],[mpirun],[notfound])
    fi
157
    if test "$MPIRUN" = "notfound"; then
158
159
       # This may not be fatal (some systems do not allow mpirun on
       # development nodes)., so push on.
160
161
162
163
164
165
166
167
168
169
170
171
       AC_MSG_WARN([Cannot find mpirun command on PATH, thread support may not be correct])
    else
       # Special options we know about.
       # Intel: -mt_mpi
       # PLATFORM: -lmtmpi
       # OpenMPI: nothing, but library should be built correctly.
       # Set MPI_THREAD_LIBS and add to linker commands as necessary.
       AC_MSG_CHECKING([MPI threads options])
       version=`$MPIRUN -version 2>&1`
       case "$version" in
         *Intel*MPI*)
            MPI_THREAD_LIBS="-mt_mpi"
172
            MPI_LIBRARY="Intel MPI"
173
174
175
176
            AC_MSG_RESULT([Intel MPI])
         ;;
         *Platform*)
            MPI_THREAD_LIBS="-lmtmpi"
177
            MPI_LIBRARY="PLATFORM MPI"
178
179
180
181
            AC_MSG_RESULT([PLATFORM MPI])
         ;;
         *"Open MPI"*)
            MPI_THREAD_LIBS=""
182
            MPI_LIBRARY="Open MPI"
183
            AC_MSG_RESULT([Open MPI])
184
185
186
187
188
189
190
191
192
            #  OpenMPI should be 1.8.6 or later, if not complain.
            #  Version is last word on first line of -version output.
            revision=`mpirun -version 2>&1 | grep "Open MPI" | awk '{print $NF}'`
            AX_COMPARE_VERSION( $revision, [ge], [1.8.6],,[good_mpi="no"] )
            if test "$good_mpi" = "no"; then
                AC_MSG_WARN([
    Open MPI version should be at least 1.8.6 (is $revision)])
                enable_mpi="yes (but with warning)"
            fi
193
194
195
196
197
198
199
200
         ;;
         *)
            MPI_THREAD_LIBS=""
            AC_MSG_RESULT([unknown])
         ;;
       esac
       AC_SUBST([MPI_THREAD_LIBS])
    fi
201
    AC_DEFINE_UNQUOTED([SWIFT_MPI_LIBRARY], ["$MPI_LIBRARY"], [The MPI library name, if known.])
202
fi
203
AM_CONDITIONAL([HAVEMPI],[test $enable_mpi = "yes"])
204

Peter W. Draper's avatar
Peter W. Draper committed
205
# Indicate that MPIRUN can be modified by an environment variable
206
207
AC_ARG_VAR(MPIRUN, Path to the mpirun command if non-standard)

208
209
210
# Add libtool support (now that CC is defined).
LT_INIT

211
# Need C99 and inline support.
Pedro Gonnet's avatar
Pedro Gonnet committed
212
AC_PROG_CC_C99
Peter W. Draper's avatar
Peter W. Draper committed
213
214
AC_C_INLINE

215
216
217
218
# If debugging try to show inlined functions.
if test "x$enable_debug" = "xyes"; then
   #  Show inlined functions.
   if test "$ax_cv_c_compiler_vendor" = "gnu"; then
219
220
221
222
223
224
      # Would like to use -gdwarf and let the compiler pick a good version
      # but that doesn't always work.
      AX_CHECK_COMPILE_FLAG([-gdwarf -fvar-tracking-assignments],
        [inline_EXTRA_FLAGS="-gdwarf -fvar-tracking-assignments"],
        [inline_EXTRA_FLAGS="-gdwarf-2 -fvar-tracking-assignments"])
      CFLAGS="$CFLAGS $inline_EXTRA_FLAGS"
225
226
227
228
229
   elif test "$ax_cv_c_compiler_vendor" = "intel"; then
      CFLAGS="$CFLAGS -debug inline-debug-info"
   fi
fi

230
231
232
233
234
235
236
237
238
239
240
241
# Check if task debugging is on.
AC_ARG_ENABLE([task-debugging],
   [AS_HELP_STRING([--enable-task-debugging],
     [Store task timing information and generate task dump files @<:@yes/no@:>@]
   )],
   [enable_task_debugging="$enableval"],
   [enable_task_debugging="no"]
)
if test "$enable_task_debugging" = "yes"; then
   AC_DEFINE([SWIFT_DEBUG_TASKS],1,[Enable task debugging])
fi

242
243
244
245
246
247
248
249
250
251
# Check if threadpool debugging is on.
AC_ARG_ENABLE([threadpool-debugging],
   [AS_HELP_STRING([--enable-threadpool-debugging],
     [Store threadpool mapper timing information and generate threadpool dump files @<:@yes/no@:>@]
   )],
   [enable_threadpool_debugging="$enableval"],
   [enable_threadpool_debugging="no"]
)
if test "$enable_threadpool_debugging" = "yes"; then
   AC_DEFINE([SWIFT_DEBUG_THREADPOOL],1,[Enable threadpool debugging])
252
   LDFLAGS="$LDFLAGS -rdynamic"
253
254
fi

255
256
257
258
259
260
261
262
263
264
265
266
# Check if the general timers are switched on.
AC_ARG_ENABLE([timers],
   [AS_HELP_STRING([--enable-timers],
     [Activate the basic timers @<:@yes/no@:>@]
   )],
   [enable_timers="$enableval"],
   [enable_timers="no"]
)
if test "$enable_timers" = "yes"; then
   AC_DEFINE([SWIFT_USE_TIMERS],1,[Enable individual timers])
fi

267
268
269
270
271
272
273
274
275
276
277
278
# Check if expensive debugging is on.
AC_ARG_ENABLE([debugging-checks],
   [AS_HELP_STRING([--enable-debugging-checks],
     [Activate expensive consistency checks @<:@yes/no@:>@]
   )],
   [enable_debugging_checks="$enableval"],
   [enable_debugging_checks="no"]
)
if test "$enable_debugging_checks" = "yes"; then
   AC_DEFINE([SWIFT_DEBUG_CHECKS],1,[Enable expensive debugging])
fi

279
280
281
282
283
284
285
286
287
288
289
290
# Check whether we want to default to naive cell interactions
AC_ARG_ENABLE([naive-interactions],
   [AS_HELP_STRING([--enable-naive-interactions],
     [Activate use of naive cell interaction functions @<:@yes/no@:>@]
   )],
   [enable_naive_interactions="$enableval"],
   [enable_naive_interactions="no"]
)
if test "$enable_naive_interactions" = "yes"; then
   AC_DEFINE([SWIFT_USE_NAIVE_INTERACTIONS],1,[Enable use of naive cell interaction functions])
fi

291
292
293
294
295
296
297
298
299
300
301
302
303
304
# Check if gravity force checks are on for some particles.
AC_ARG_ENABLE([gravity-force-checks],
   [AS_HELP_STRING([--enable-gravity-force-checks],
     [Activate expensive brute-force gravity checks for a fraction 1/N of all particles @<:@N@:>@]
   )],
   [gravity_force_checks="$enableval"],
   [gravity_force_checks="no"]
)
if test "$gravity_force_checks" == "yes"; then
   AC_MSG_ERROR(Need to specify the fraction of particles to check when using --enable-gravity-force-checks!)
elif test "$gravity_force_checks" != "no"; then
   AC_DEFINE_UNQUOTED([SWIFT_GRAVITY_FORCE_CHECKS], [$enableval] ,[Enable gravity brute-force checks])
fi

305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
# Check if we want to zero the gravity forces for all particles below some ID.
AC_ARG_ENABLE([no-gravity-below-id],
   [AS_HELP_STRING([--enable-no-gravity-below-id],
     [Zeros the gravitational acceleration of all particles with an ID smaller than @<:@N@:>@]
   )],
   [no_gravity_below_id="$enableval"],
   [no_gravity_below_id="no"]
)
if test "$no_gravity_below_id" == "yes"; then
   AC_MSG_ERROR(Need to specify the ID below which particles get zero forces when using --enable-no-gravity-below-id!)
elif test "$no_gravity_below_id" != "no"; then
   AC_DEFINE_UNQUOTED([SWIFT_NO_GRAVITY_BELOW_ID], [$enableval] ,[Particles with smaller ID than this will have zero gravity forces])
fi


320
# Define HAVE_POSIX_MEMALIGN if it works.
Pedro Gonnet's avatar
Pedro Gonnet committed
321
322
AX_FUNC_POSIX_MEMALIGN

323
324
# Only optimize if allowed, otherwise assume user will set CFLAGS as
# appropriate.
325
AC_ARG_ENABLE([optimization],
326
   [AS_HELP_STRING([--enable-optimization],
327
     [Enable compile time optimization flags for host @<:@yes/no@:>@]
328
329
330
   )],
   [enable_opt="$enableval"],
   [enable_opt="yes"]
331
332
)

333
334
335
336
337
338
339
340
341
342
343
344
345
346
#  Disable vectorisation for known compilers. This switches off optimizations
#  that could be enabled above, so in general should be appended. Slightly odd
#  implementation as want to describe as --disable-vec, but macro is enable
#  (there is no enable action).
AC_ARG_ENABLE([vec],
   [AS_HELP_STRING([--disable-vec],
     [Disable vectorization]
   )],
   [enable_vec="$enableval"],
   [enable_vec="yes"]
)

HAVEVECTORIZATION=0

347
if test "$enable_opt" = "yes" ; then
348
349
350
351
352
353
354
355
356

   # Add code optimisation flags and tuning to host. This is a funny macro
   # that does not like CFLAGS being already set. Work around that as we have
   # at least set it to "", so it is set.
   ac_test_CFLAGS="no"
   old_CFLAGS="$CFLAGS"
   AX_CC_MAXOPT
   ac_test_CFLAGS="yes"
   CFLAGS="$old_CFLAGS $CFLAGS"
357
358
359
360
361
362
363
364
365
366

   # Check SSE & AVX support (some overlap with AX_CC_MAXOPT).
   # Don't use the SIMD_FLAGS result with Intel compilers. The -x<code>
   # value from AX_CC_MAXOPT should be sufficient.
   AX_EXT
   if test "$SIMD_FLAGS" != ""; then
       if test "$ax_cv_c_compiler_vendor" != "intel"; then
           CFLAGS="$CFLAGS $SIMD_FLAGS"
       fi
   fi
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385


   if test "$enable_vec" = "no"; then
      if test "$ax_cv_c_compiler_vendor" = "intel"; then
      	 CFLAGS="$CFLAGS -no-vec -no-simd"
      	 AC_MSG_RESULT([disabled Intel vectorization])
      elif test "$ax_cv_c_compiler_vendor" = "gnu"; then
      	 CFLAGS="$CFLAGS -fno-tree-vectorize"
      	 AC_MSG_RESULT([disabled GCC vectorization])
      elif test "$ax_cv_c_compiler_vendor" = "clang"; then
         CFLAGS="$CFLAGS -fno-vectorize -fno-slp-vectorize"
         AC_MSG_RESULT([disabled clang vectorization])
      else
         AC_MSG_WARN([Do not know how to disable vectorization for this compiler])
      fi
   else
      AC_DEFINE([WITH_VECTORIZATION],1,[Enable vectorization])
      HAVEVECTORIZATION=1
   fi
386
fi
387
388
AM_CONDITIONAL([HAVEVECTORIZATION],[test -n "$HAVEVECTORIZATION"])

Peter W. Draper's avatar
Peter W. Draper committed
389

390
# Add address sanitizer options to flags, if requested. Only useful for GCC
391
# version 4.8 and later and clang.
392
AC_ARG_ENABLE([sanitizer],
393
   [AS_HELP_STRING([--enable-sanitizer],
394
     [Enable memory error detection using address sanitizer @<:@no/yes@:>@]
395
396
397
   )],
   [enable_san="$enableval"],
   [enable_san="no"]
398
399
)

400
401
402
403
if test "$enable_san" = "yes"; then
   if test "$ax_cv_c_compiler_vendor" = "gnu"; then
      AX_COMPARE_VERSION( $ax_cv_c_compiler_version, [ge], [4.8.0],
                          [enable_san="yes"], [enable_san="no"] )
404
405
406
407
408
409
   elif test "$ax_cv_c_compiler_vendor" = "clang"; then
      AX_COMPARE_VERSION( $ax_cv_c_compiler_version, [ge], [3.2.0],
                          [enable_san="yes"], [enable_san="no"] )
   fi
   if test "$enable_san" = "yes"; then
      CFLAGS="$CFLAGS -fsanitize=address -fno-omit-frame-pointer"
410
      AC_MSG_RESULT([added address sanitizer support])
411
412
   else
      AC_MSG_WARN([Compiler does not support address sanitizer option])
413
414
415
   fi
fi

416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
# Add the undefined sanitizer option to flags. Only useful for GCC
# version 4.9 and later and clang to detected undefined code behaviour
# such as integer overflow and memory alignment issues.
AC_ARG_ENABLE([undefined-sanitizer],
   [AS_HELP_STRING([--enable-undefined-sanitizer],
     [Enable detection of code that causes undefined behaviour @<:@no/yes@:>@]
   )],
   [enable_ubsan="$enableval"],
   [enable_ubsan="no"]
)

if test "$enable_ubsan" = "yes"; then
   if test "$ax_cv_c_compiler_vendor" = "gnu"; then
      AX_COMPARE_VERSION( $ax_cv_c_compiler_version, [ge], [4.9.0],
                          [enable_ubsan="yes"], [enable_ubsan="no"] )
   elif test "$ax_cv_c_compiler_vendor" = "clang"; then
      AX_COMPARE_VERSION( $ax_cv_c_compiler_version, [ge], [3.7.0],
                          [enable_ubsan="yes"], [enable_ubsan="no"] )
   fi
   if test "$enable_ubsan" = "yes"; then
      CFLAGS="$CFLAGS -fsanitize=undefined"
      AC_MSG_RESULT([added undefined sanitizer support])
   else
      AC_MSG_WARN([Compiler does not support undefined sanitizer option])
   fi
fi

443
# Autoconf stuff.
Pedro Gonnet's avatar
Pedro Gonnet committed
444
445
446
447
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_HEADER_STDC

448
# Check for the libraries we will need.
Pedro Gonnet's avatar
Pedro Gonnet committed
449
450
AC_CHECK_LIB(m,sqrt,,AC_MSG_ERROR(something is wrong with the math library!))

451
452
453
# Check for GSL. We test for this in the standard directories by default,
# and only disable if using --with-gsl=no or --without-gsl. When a value
# is given GSL must be found.
454
have_gsl="no"
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
AC_ARG_WITH([gsl],
    [AS_HELP_STRING([--with-gsl=PATH],
       [root directory where GSL is installed @<:@yes/no@:>@]
    )],
    [with_gsl="$withval"],
    [with_gsl="test"]
)
if test "x$with_gsl" != "xno"; then
   if test "x$with_gsl" != "xyes" -a "x$with_gsl" != "xtest" -a "x$with_gsl" != "x"; then
      GSL_LIBS="-L$with_gsl/lib -lgsl -lgslcblas"
      GSL_INCS="-I$with_gsl/include"
   else
      GSL_LIBS="-lgsl -lgslcblas"
      GSL_INCS=""
   fi
   #  GSL is not specified, so just check if we have it.
   if test "x$with_gsl" = "xtest"; then
Peter W. Draper's avatar
Peter W. Draper committed
472
      AC_CHECK_LIB([gslcblas],[cblas_dgemm],[have_gsl="yes"],[have_gsl="no"],$GSL_LIBS)
473
      if test "x$have_gsl" != "xno"; then
Peter W. Draper's avatar
Peter W. Draper committed
474
         AC_DEFINE([HAVE_LIBGSLCBLAS],1,[The GSL CBLAS library appears to be present.])
475
476
         AC_CHECK_LIB([gsl],[gsl_integration_qag],
            AC_DEFINE([HAVE_LIBGSL],1,[The GSL library appears to be present.]),
Peter W. Draper's avatar
Peter W. Draper committed
477
            [have_gsl="no"],$GSL_LIBS)
478
479
480
481
482
483
484
485
486
487
      fi
   else
      AC_CHECK_LIB([gslcblas],[cblas_dgemm],
         AC_DEFINE([HAVE_LIBGSLCBLAS],1,[The GSL CBLAS library appears to be present.]),
         AC_MSG_ERROR(something is wrong with the GSL CBLAS library!), $GSL_LIBS)
      AC_CHECK_LIB([gsl],[gsl_integration_qag],
         AC_DEFINE([HAVE_LIBGSL],1,[The GSL library appears to be present.]),
         AC_MSG_ERROR(something is wrong with the GSL library!), $GSL_LIBS)
      have_gsl="yes"
   fi
488
489
490
491
   if test "$have_gsl" = "no"; then
      GSL_LIBS=""
      GSL_INCS=""
   fi
Peter W. Draper's avatar
Peter W. Draper committed
492
fi
493
494
495
AC_SUBST([GSL_LIBS])
AC_SUBST([GSL_INCS])
AM_CONDITIONAL([HAVEGSL],[test -n "$GSL_LIBS"])
496

497
# Check for pthreads.
498
AX_PTHREAD([LIBS="$PTHREAD_LIBS $LIBS" CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
499
    CC="$PTHREAD_CC" LDFLAGS="$LDFLAGS $PTHREAD_LIBS $LIBS"],
Pedro Gonnet's avatar
Pedro Gonnet committed
500
501
502
503
    AC_MSG_ERROR([Could not find a working version of
    the pthread library. Make sure you have the library and header files installed
    or use CPPFLAGS and LDFLAGS if the library is installed in a
    non-standard location.]))
504

505
# Check whether POSIX thread barriers are implemented (e.g. OSX does not have them)
506
have_pthread_barrier="no"
507
AC_CHECK_LIB(pthread, pthread_barrier_init,
508
	     have_pthread_barrier="yes",
509
	     AC_MSG_WARN(POSIX implementation does not have barriers. SWIFT will use home-made ones.))
510
511
512
if test "x$have_pthread_barrier" == "xyes"; then
  AC_DEFINE([HAVE_PTHREAD_BARRIERS], [1], [The posix library implements barriers])
fi
513

514
515
516
517
# Check whether POSIX file allocation functions exist (e.g. OSX does not have them)
AC_CHECK_LIB(pthread, posix_fallocate,
	     AC_DEFINE([HAVE_POSIX_FALLOCATE], [1], [The posix library implements file allocation functions.]),
	     AC_MSG_WARN(POSIX implementation does not have file allocation functions.))
518

Peter W. Draper's avatar
Peter W. Draper committed
519
# Check for METIS. Note AX_LIB_METIS exists, but cannot be configured
520
521
# to be default off (i.e. given no option it tries to locate METIS), so we
# don't use that.
522
have_metis="no"
523
AC_ARG_WITH([metis],
524
    [AS_HELP_STRING([--with-metis=PATH],
525
       [root directory where metis is installed @<:@yes/no@:>@]
526
    )],
527
    [with_metis="$withval"],
528
529
530
531
    [with_metis="no"]
)
if test "x$with_metis" != "xno"; then
   if test "x$with_metis" != "xyes" -a "x$with_metis" != "x"; then
532
533
      METIS_LIBS="-L$with_metis/lib -lmetis"
      METIS_INCS="-I$with_metis/include"
534
   else
535
      METIS_LIBS="-lmetis"
536
      METIS_INCS=""
537
   fi
538
   have_metis="yes"
539
540
   AC_CHECK_LIB([metis],[METIS_PartGraphKway],
      AC_DEFINE([HAVE_METIS],1,[The metis library appears to be present.]),
541
      AC_MSG_ERROR(something is wrong with the metis library!),$METIS_LIBS)
542
fi
543
AC_SUBST([METIS_LIBS])
544
AC_SUBST([METIS_INCS])
545
AM_CONDITIONAL([HAVEMETIS],[test -n "$METIS_LIBS"])
546

547
548
549
550
551
552
553
554
# METIS fixed width integer printing can require this, so define. Only needed
# for some non C99 compilers, i.e. C++ pre C++11.
AH_VERBATIM([__STDC_FORMAT_MACROS],
            [/* Needed to get PRIxxx macros from stdint.h when not using C99 */
#ifndef __STDC_FORMAT_MACROS
#define __STDC_FORMAT_MACROS 1
#endif])

555
# Check for grackle.
556
557
558
559
560
have_grackle="no"
AC_ARG_WITH([grackle],
    [AS_HELP_STRING([--with-grackle=PATH],
       [root directory where grackle is installed @<:@yes/no@:>@]
    )],
561
    [with_grackle="$withval"],
562
563
564
    [with_grackle="no"]
)
if test "x$with_grackle" != "xno"; then
lhausamm's avatar
lhausamm committed
565
   AC_PROG_FC
566
567
   AC_FC_LIBRARY_LDFLAGS
   if test "x$with_grackle" != "xyes" -a "x$with_grackle" != "x"; then
568
      GRACKLE_LIBS="-L$with_grackle/lib -lgrackle"
569
570
      GRACKLE_INCS="-I$with_grackle/include"
   else
571
      GRACKLE_LIBS="-lgrackle"
572
573
      GRACKLE_INCS=""
   fi
574

575
   have_grackle="yes"
576

577
578
   AC_CHECK_LIB(
      [grackle],
579
      [initialize_chemistry_data],
lhausamm's avatar
lhausamm committed
580
      [AC_DEFINE([HAVE_GRACKLE],1,[The GRACKLE library appears to be present.])
lhausamm's avatar
lhausamm committed
581
582
        AC_DEFINE([CONFIG_BFLOAT_8],1,[Use doubles in grackle])
      ],
583
      [AC_MSG_ERROR(Cannot find grackle library!)],
584
      [$GRACKLE_LIBS $GRACKLE_INCS $FCLIBS]
585
586
587
588
589
590
   )
fi
AC_SUBST([GRACKLE_LIBS])
AC_SUBST([GRACKLE_INCS])
AM_CONDITIONAL([HAVEGRACKLE],[test -n "$GRACKLE_LIBS"])

591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
# Check for FFTW. We test for this in the standard directories by default,
# and only disable if using --with-fftw=no or --without-fftw. When a value
# is given GSL must be found.
have_fftw="no"
AC_ARG_WITH([fftw],
    [AS_HELP_STRING([--with-fftw=PATH],
       [root directory where fftw is installed @<:@yes/no@:>@]
    )],
    [with_fftw="$withval"],
    [with_fftw="test"]
)
if test "x$with_fftw" != "xno"; then
   if test "x$with_fftw" != "xyes" -a "x$with_fftw" != "xtest" -a "x$with_fftw" != "x"; then
      FFTW_LIBS="-L$with_fftw/lib -lfftw3"
      FFTW_INCS="-I$with_fftw/include"
   else
      FFTW_LIBS="-lfftw3"
      FFTW_INCS=""
   fi
   #  FFTW is not specified, so just check if we have it.
   if test "x$with_fftw" = "xtest"; then
      AC_CHECK_LIB([fftw3],[fftw_malloc],[have_fftw="yes"],[have_fftw="no"],$FFTW_LIBS)
      if test "x$have_fftw" != "xno"; then
      	 AC_DEFINE([HAVE_FFTW],1,[The FFTW library appears to be present.])
      fi
   else
      AC_CHECK_LIB([fftw3],[fftw_malloc],
         AC_DEFINE([HAVE_FFTW],1,[The FFTW library appears to be present.]),
         AC_MSG_ERROR(something is wrong with the FFTW library!), $FFTW_LIBS)
      have_fftw="yes"
621
   fi
622
623
624
625
   if test "$have_fftw" = "no"; then
      FFTW_LIBS=""
      FFTW_INCS=""
   fi
626
627
628
629
fi
AC_SUBST([FFTW_LIBS])
AC_SUBST([FFTW_INCS])
AM_CONDITIONAL([HAVEFFTW],[test -n "$FFTW_LIBS"])
630

631
632
633
634
635
636
637
638
639
640
#  Check for tcmalloc a fast malloc that is part of the gperftools.
have_tcmalloc="no"
AC_ARG_WITH([tcmalloc],
   [AS_HELP_STRING([--with-tcmalloc],
      [use tcmalloc library or specify the directory with lib @<:@yes/no@:>@]
   )],
   [with_tcmalloc="$withval"],
   [with_tcmalloc="no"]
)
if test "x$with_tcmalloc" != "xno"; then
Peter W. Draper's avatar
Peter W. Draper committed
641
   if test "x$with_tcmalloc" != "xyes" -a "x$with_tcmalloc" != "x"; then
642
      tclibs="-L$with_tcmalloc -ltcmalloc"
643
   else
644
      tclibs="-ltcmalloc"
645
646
   fi
   AC_CHECK_LIB([tcmalloc],[tc_cfree],[have_tcmalloc="yes"],[have_tcmalloc="no"],
647
                $tclibs)
648
649
650

   #  Could just have the minimal version.
   if test "$have_tcmalloc" = "no"; then
Peter W. Draper's avatar
Peter W. Draper committed
651
      if test "x$with_tcmalloc" != "xyes" -a "x$with_tcmalloc" != "x"; then
652
         tclibs="-L$with_tcmalloc -ltcmalloc_minimal"
653
      else
654
         tclibs="-ltcmalloc_minimal"
655
656
      fi
      AC_CHECK_LIB([tcmalloc],[tc_cfree],[have_tcmalloc="yes"],[have_tcmalloc="no"],
657
                   $tclibs)
658
   fi
Pedro Gonnet's avatar
Pedro Gonnet committed
659

660
661
662
663
   if test "$have_tcmalloc" = "yes"; then
      TCMALLOC_LIBS="$tclibs"

      # These are recommended for GCC.
664
      if test "$ax_cv_c_compiler_vendor" = "gnu"; then
665
666
667
668
         CFLAGS="$CFLAGS -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free"
      fi
   else
      TCMALLOC_LIBS=""
669
670
671
672
673
   fi
fi
AC_SUBST([TCMALLOC_LIBS])
AM_CONDITIONAL([HAVETCMALLOC],[test -n "$TCMALLOC_LIBS"])

674
#  Check for -lprofiler usually part of the gperftools along with tcmalloc.
675
676
677
678
679
680
have_profiler="no"
AC_ARG_WITH([profiler],
   [AS_HELP_STRING([--with-profiler],
      [use cpu profiler library or specify the directory with lib @<:@yes/no@:>@]
   )],
   [with_profiler="$withval"],
681
   [with_profiler="no"]
682
683
)
if test "x$with_profiler" != "xno"; then
Peter W. Draper's avatar
Peter W. Draper committed
684
   if test "x$with_profiler" != "xyes" -a "x$with_profiler" != "x"; then
685
      proflibs="-L$with_profiler -lprofiler"
686
   else
687
      proflibs="-lprofiler"
688
   fi
689
690
691
692
   AC_CHECK_LIB([profiler],[ProfilerFlush],
    [have_profiler="yes" 
      AC_DEFINE([WITH_PROFILER],1,[Link against the gperftools profiling library.])],
    [have_profiler="no"], $proflibs)
693
694
695
696
697
698

   if test "$have_profiler" = "yes"; then
      PROFILER_LIBS="$proflibs"
   else
      PROFILER_LIBS=""
   fi
699
700
701
fi
AC_SUBST([PROFILER_LIBS])
AM_CONDITIONAL([HAVEPROFILER],[test -n "$PROFILER_LIBS"])
Pedro Gonnet's avatar
Pedro Gonnet committed
702

Peter W. Draper's avatar
Peter W. Draper committed
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
#  Check for jemalloc another fast malloc that is good with contention.
have_jemalloc="no"
AC_ARG_WITH([jemalloc],
   [AS_HELP_STRING([--with-jemalloc],
      [use jemalloc library or specify the directory with lib @<:@yes/no@:>@]
   )],
   [with_jemalloc="$withval"],
   [with_jemalloc="no"]
)
if test "x$with_jemalloc" != "xno"; then
   if test "x$with_jemalloc" != "xyes" -a "x$with_jemalloc" != "x"; then
      jelibs="-L$with_jemalloc -ljemalloc"
   else
      jelibs="-ljemalloc"
   fi
   AC_CHECK_LIB([jemalloc],[malloc_usable_size],[have_jemalloc="yes"],[have_jemalloc="no"],
                $jelibs)

   if test "$have_jemalloc" = "yes"; then
      JEMALLOC_LIBS="$jelibs"
   else
      JEMALLOC_LIBS=""
   fi
fi
AC_SUBST([JEMALLOC_LIBS])
AM_CONDITIONAL([HAVEJEMALLOC],[test -n "$JEMALLOC_LIBS"])

#  Don't allow both tcmalloc and jemalloc.
if test "x$have_tcmalloc" != "xno" -a "x$have_jemalloc" != "xno"; then
   AC_MSG_ERROR([Cannot use tcmalloc at same time as jemalloc])
fi

735
# Check for HDF5. This is required.
736
AX_LIB_HDF5
737
738
739
740
if test "$with_hdf5" != "yes"; then
    AC_MSG_ERROR([Could not find a working HDF5 library])
fi

741
742
743
# We want to know if this HDF5 supports MPI and whether we should use it.
# The default is to use MPI support if it is available, i.e. this is
# a parallel HDF5.
744
745
have_parallel_hdf5="no"
if test "$with_hdf5" = "yes"; then
746
747
    AC_ARG_ENABLE([parallel-hdf5],
       [AS_HELP_STRING([--enable-parallel-hdf5],
748
         [Enable parallel HDF5 library MPI functions if available. @<:@yes/no@:>@]
749
750
751
752
753
754
755
       )],
       [enable_parallel_hdf5="$enableval"],
       [enable_parallel_hdf5="yes"]
    )

    if test "$enable_parallel_hdf5" = "yes"; then
        AC_MSG_CHECKING([for HDF5 parallel support])
756
757
758
759
760
761
762
763
# Check if the library is capable, the header should define H5_HAVE_PARALLEL.

        AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
        #include "hdf5.h"
        #ifndef H5_HAVE_PARALLEL
        # error macro not defined
        #endif
        ]])], [parallel="yes"], [parallel="no"])
764
765
766
767
768
        if test "$parallel" = "yes"; then
            have_parallel_hdf5="yes"
            AC_DEFINE([HAVE_PARALLEL_HDF5],1,[HDF5 library supports parallel access])
        fi
        AC_MSG_RESULT($parallel)
769
770
771
772
    fi
fi
AM_CONDITIONAL([HAVEPARALLELHDF5],[test "$have_parallel_hdf5" = "yes"])

773
774
775
776
# Check for floating-point execeptions
AC_CHECK_FUNC(feenableexcept, AC_DEFINE([HAVE_FE_ENABLE_EXCEPT],[1],
    [Defined if the floating-point exception can be enabled using non-standard GNU functions.]))

777
# Check for setaffinity.
778
AC_CHECK_FUNC(pthread_setaffinity_np, AC_DEFINE([HAVE_SETAFFINITY],[1],
Pedro Gonnet's avatar
Pedro Gonnet committed
779
    [Defined if pthread_setaffinity_np exists.]) )
780
781
AM_CONDITIONAL(HAVESETAFFINITY,
    [test "$ac_cv_func_pthread_setaffinity_np" = "yes"])
782

783
have_numa="no"
784
785
786
787
788
if test "$ac_cv_func_pthread_setaffinity_np" = "yes"; then
  # Check for libnuma.
  AC_CHECK_HEADER([numa.h])
  if test "$ac_cv_header_numa_h" = "yes"; then
    AC_CHECK_LIB([numa], [numa_available])
789
    have_numa="yes"
790
791
  fi
fi
Angus Lepper's avatar
Angus Lepper committed
792

793

Pedro Gonnet's avatar
Pedro Gonnet committed
794
# Check for Intel and PowerPC intrinsics header optionally used by vector.h.
795
AC_CHECK_HEADERS([immintrin.h])
Pedro Gonnet's avatar
Pedro Gonnet committed
796
AC_CHECK_HEADERS([altivec.h])
797

798
# Check for timing functions needed by cycle.h.
Pedro Gonnet's avatar
Pedro Gonnet committed
799
800
AC_HEADER_TIME
AC_CHECK_HEADERS([sys/time.h c_asm.h intrinsics.h mach/mach_time.h])
801
802
803
AC_CHECK_TYPE([hrtime_t],[AC_DEFINE(HAVE_HRTIME_T, 1, [Define to 1 if hrtime_t
is defined in <sys/time.h>])],,
[#if HAVE_SYS_TIME_H
Pedro Gonnet's avatar
Pedro Gonnet committed
804
805
806
807
808
#include <sys/time.h>
#endif])
AC_CHECK_FUNCS([gethrtime read_real_time time_base_to_time clock_gettime mach_absolute_time])
AC_MSG_CHECKING([for _rtc intrinsic])
rtc_ok=yes
809
810
AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#ifdef HAVE_INTRINSICS_H
Pedro Gonnet's avatar
Pedro Gonnet committed
811
#include <intrinsics.h>
812
#endif]],
813
814
[[_rtc()]])],
[AC_DEFINE(HAVE__RTC,1,[Define if you have the UNICOS _rtc() intrinsic.])],[rtc_ok=no])
Pedro Gonnet's avatar
Pedro Gonnet committed
815
816
AC_MSG_RESULT($rtc_ok)

817
# Add warning flags by default, if these can be used. Option =error adds
818
# -Werror to GCC, clang and Intel.  Note do this last as compiler tests may
819
# become errors, if that's an issue don't use CFLAGS for these, use an AC_SUBST().
820
821
AC_ARG_ENABLE([compiler-warnings],
   [AS_HELP_STRING([--enable-compiler-warnings],
822
     [Enable compile time warning flags, if compiler is known @<:@error/no/yes)@:>@]
823
824
   )],
   [enable_warn="$enableval"],
825
   [enable_warn="error"]
826
827
)
if test "$enable_warn" != "no"; then
828

829
    # AX_CFLAGS_WARN_ALL does not give good warning flags for the Intel compiler
830
    # We will do this by hand instead and only default to the macro for unknown compilers
831
832
    case "$ax_cv_c_compiler_vendor" in
          gnu | clang)
833
             CFLAGS="$CFLAGS -Wall -Wextra -Wno-unused-parameter -Wshadow"
834
          ;;
835
	  intel)
836
             CFLAGS="$CFLAGS -w2 -Wunused-variable -Wshadow"
837
          ;;
838
839
840
	  *)
	     AX_CFLAGS_WARN_ALL
	  ;;
841
    esac
842

843
    # Add a "choke on warning" flag if it exists
844
    if test "$enable_warn" = "error"; then
845
       case "$ax_cv_c_compiler_vendor" in
846
          intel | gnu | clang)
847
848
849
             CFLAGS="$CFLAGS -Werror"
          ;;
       esac
850
    fi
851
852
fi

853
854
855
856
857
# Various package configuration options.

# Hydro scheme.
AC_ARG_WITH([hydro],
   [AS_HELP_STRING([--with-hydro=<scheme>],
858
      [Hydro dynamics to use @<:@gadget2, minimal, pressure-entropy, pressure-energy, default, gizmo-mfv, gizmo-mfm, shadowfax, minimal-multi-mat, debug default: gadget2@:>@]
859
860
861
862
   )],
   [with_hydro="$withval"],
   [with_hydro="gadget2"]
)
863
864
865
866
867
868
869
870
871

if test "$with_subgrid" != "none"; then
   if test "$with_hydro" != "gadget2"; then
      AC_MSG_ERROR([Cannot provide with-subgrid and with-hydro together])
   else
      with_hydro="$with_subgrid_hydro"
   fi
fi

872
873
case "$with_hydro" in
   gadget2)
874
      AC_DEFINE([GADGET2_SPH], [1], [Gadget-2 SPH])
875
   ;;
876
877
   minimal)
      AC_DEFINE([MINIMAL_SPH], [1], [Minimal SPH])
878
   ;;
879
   pressure-entropy)
880
      AC_DEFINE([HOPKINS_PE_SPH], [1], [Pressure-Entropy SPH])
881
   ;;
882
883
884
   pressure-energy)
      AC_DEFINE([HOPKINS_PU_SPH], [1], [Pressure-Energy SPH])
   ;;
885
886
   default)
      AC_DEFINE([DEFAULT_SPH], [1], [Default SPH])
887
   ;;
888
889
   gizmo-mfv)
      AC_DEFINE([GIZMO_MFV_SPH], [1], [GIZMO MFV SPH])
890
   ;;
891
892
   gizmo-mfm)
      AC_DEFINE([GIZMO_MFM_SPH], [1], [GIZMO MFM SPH])
893
   ;;
894
895
   shadowfax)
      AC_DEFINE([SHADOWFAX_SPH], [1], [Shadowfax SPH])
896
   ;;
897
898
899
   minimal-multi-mat)
      AC_DEFINE([MINIMAL_MULTI_MAT_SPH], [1], [Minimal Multiple Material SPH])
   ;;
900
901

   *)
902
      AC_MSG_ERROR([Unknown hydrodynamics scheme: $with_hydro])
903
904
905
   ;;
esac

906
907
908
# Check if debugging interactions is switched on.
AC_ARG_ENABLE([debug-interactions],
   [AS_HELP_STRING([--enable-debug-interactions],
909
     [Activate interaction debugging, logging a maximum of @<:@N@:>@ neighbours. Defaults to 256 if no value set.]
910
911
912
913
   )],
   [enable_debug_interactions="$enableval"],
   [enable_debug_interactions="no"]
)
914
if test "$enable_debug_interactions" != "no"; then
915
  if test "$with_hydro" = "gadget2"; then
916
917
918
919
920
921
922
923
      AC_DEFINE([DEBUG_INTERACTIONS_SPH],1,[Enable interaction debugging])
    if test "$enable_debug_interactions" == "yes"; then
      AC_DEFINE([MAX_NUM_OF_NEIGHBOURS],256,[The maximum number of particle neighbours to be logged])
      [enable_debug_interactions="yes (Logging up to 256 neighbours)"]
    else
      AC_DEFINE_UNQUOTED([MAX_NUM_OF_NEIGHBOURS], [$enableval] ,[The maximum number of particle neighbours to be logged])
      [enable_debug_interactions="yes (Logging up to $enableval neighbours)"]
    fi
924
  else
925
926
927
928
    [enable_debug_interactions="no (only available for gadget2 hydro scheme)"]
  fi
fi

929
930
931
932
933
934
935
936
937
938
939
# SPH Kernel function
AC_ARG_WITH([kernel],
   [AS_HELP_STRING([--with-kernel=<kernel>],
      [Kernel function to use @<:@cubic-spline, quartic-spline, quintic-spline, wendland-C2, wendland-C4, wendland-C6 default: cubic-spline@:>@]
   )],
   [with_kernel="$withval"],
   [with_kernel="cubic-spline"]
)
case "$with_kernel" in
   cubic-spline)
      AC_DEFINE([CUBIC_SPLINE_KERNEL], [1], [Cubic spline kernel])
940
   ;;
941
942
   quartic-spline)
      AC_DEFINE([QUARTIC_SPLINE_KERNEL], [1], [Quartic spline kernel])
943
   ;;
944
945
   quintic-spline)
      AC_DEFINE([QUINTIC_SPLINE_KERNEL], [1], [Quintic spline kernel])
946
   ;;
947
948
   wendland-C2)
      AC_DEFINE([WENDLAND_C2_KERNEL], [1], [Wendland-C2 kernel])
949
   ;;
950
951
   wendland-C4)
      AC_DEFINE([WENDLAND_C4_KERNEL], [1], [Wendland-C4 kernel])
952
   ;;
953
954
   wendland-C6)
      AC_DEFINE([WENDLAND_C6_KERNEL], [1], [Wendland-C6 kernel])
955
   ;;
956
957
958
959
960
   *)
      AC_MSG_ERROR([Unknown kernel function: $with_kernel])
   ;;
esac

961
962
#  Dimensionality of the hydro scheme.
AC_ARG_WITH([hydro-dimension],
963
964
   [AS_HELP_STRING([--with-hydro-dimension=<dim>],
      [dimensionality of problem @<:@3/2/1 default: 3@:>@]
965
966
967
968
969
970
   )],
   [with_dimension="$withval"],
   [with_dimension="3"]
)
case "$with_dimension" in
   1)
971
      AC_DEFINE([HYDRO_DIMENSION_1D], [1], [1D solver])
972
   ;;
973
   2)
974
      AC_DEFINE([HYDRO_DIMENSION_2D], [2], [2D solver])
975
   ;;
976
   3)
977
      AC_DEFINE([HYDRO_DIMENSION_3D], [3], [3D solver])
978
   ;;
979
980
981
982
983
   *)
      AC_MSG_ERROR([Dimensionality must be 1, 2 or 3])
   ;;
esac

984
985
986
#  Equation of state
AC_ARG_WITH([equation-of-state],
   [AS_HELP_STRING([--with-equation-of-state=<EoS>],
987
      [equation of state @<:@ideal-gas, isothermal-gas, planetary default: ideal-gas@:>@]
988
989
990
991
992
993
994
   )],
   [with_eos="$withval"],
   [with_eos="ideal-gas"]
)
case "$with_eos" in
   ideal-gas)
      AC_DEFINE([EOS_IDEAL_GAS], [1], [Ideal gas equation of state])
995
   ;;
996
997
   isothermal-gas)
      AC_DEFINE([EOS_ISOTHERMAL_GAS], [1], [Isothermal gas equation of state])
998
   ;;
999
   planetary)
1000
      AC_DEFINE([EOS_PLANETARY], [1], [All planetary equations of state])
1001
   ;;
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
   *)
      AC_MSG_ERROR([Unknown equation of state: $with_eos])
   ;;
esac

#  Adiabatic index
AC_ARG_WITH([adiabatic-index],
   [AS_HELP_STRING([--with-adiabatic-index=<gamma>],
      [adiabatic index @<:@5/3, 7/5, 4/3, 2 default: 5/3@:>@]
   )],
   [with_gamma="$withval"],
   [with_gamma="5/3"]
)
case "$with_gamma" in
   5/3)
      AC_DEFINE([HYDRO_GAMMA_5_3], [5./3.], [Adiabatic index is 5/3])
1018
   ;;
1019
1020
   7/5)
      AC_DEFINE([HYDRO_GAMMA_7_5], [7./5.], [Adiabatic index is 7/5])
1021
   ;;
1022
1023
   4/3)
      AC_DEFINE([HYDRO_GAMMA_4_3], [4./3.], [Adiabatic index is 4/3])
1024
   ;;
1025
1026
   2)
      AC_DEFINE([HYDRO_GAMMA_2_1], [2.], [Adiabatic index is 2])
1027
   ;;
1028
1029
1030
1031
1032
   *)
      AC_MSG_ERROR([Unknown adiabatic index: $with_gamma])
   ;;
esac

1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
#  Riemann solver
AC_ARG_WITH([riemann-solver],
   [AS_HELP_STRING([--with-riemann-solver=<solver>],
      [riemann solver (gizmo-sph only) @<:@none, exact, trrs, hllc, default: none@:>@]
   )],
   [with_riemann="$withval"],
   [with_riemann="none"]
)
case "$with_riemann" in
   none)
      AC_DEFINE([RIEMANN_SOLVER_NONE], [1], [No Riemann solver])
1044
   ;;
1045
1046
   exact)
      AC_DEFINE([RIEMANN_SOLVER_EXACT], [1], [Exact Riemann solver])
1047
   ;;
1048
1049
   trrs)
      AC_DEFINE([RIEMANN_SOLVER_TRRS], [1], [Two Rarefaction Riemann Solver])
1050
   ;;
1051
1052
   hllc)
      AC_DEFINE([RIEMANN_SOLVER_HLLC], [1], [Harten-Lax-van Leer-Contact Riemann solver])
1053
   ;;
1054
1055
1056
1057
1058
   *)
      AC_MSG_ERROR([Unknown Riemann solver: $with_riemann])
   ;;
esac

1059
1060
1061
#  Cooling function
AC_ARG_WITH([cooling],
   [AS_HELP_STRING([--with-cooling=<function>],
lhausamm's avatar
lhausamm committed
1062
      [cooling function @<:@none, const-du, const-lambda, EAGLE, grackle, grackle1, grackle2, grackle3 default: none@:>@]
1063
1064
1065
1066
   )],
   [with_cooling="$withval"],
   [with_cooling="none"]
)
1067
1068
1069
1070
1071
1072
1073
1074
1075

if test "$with_subgrid" != "none"; then
   if test "$with_cooling" != "none"; then
      AC_MSG_ERROR([Cannot provide with-subgrid and with-cooling together])
   else
      with_cooling="$with_subgrid_cooling"
   fi
fi

1076
1077
1078
case "$with_cooling" in
   none)
      AC_DEFINE([COOLING_NONE], [1], [No cooling function])
1079
   ;;
1080
1081
   const-du)
      AC_DEFINE([COOLING_CONST_DU], [1], [Const du/dt cooling function])
1082
   ;;
1083
1084
   const-lambda)
      AC_DEFINE([COOLING_CONST_LAMBDA], [1], [Const Lambda cooling function])
1085
   ;;
1086
1087
   grackle)
      AC_DEFINE([COOLING_GRACKLE], [1], [Cooling via the grackle library])
Matthieu Schaller's avatar
Matthieu Schaller committed
1088
      AC_DEFINE([COOLING_GRACKLE_MODE], [0], [Grackle chemistry network, mode 0])
Jacob Kegerreis 's avatar
Jacob Kegerreis committed
1089
   ;;
1090
1091
   grackle1)
      AC_DEFINE([COOLING_GRACKLE], [1], [Cooling via the grackle library])
Matthieu Schaller's avatar
Matthieu Schaller committed
1092
      AC_DEFINE([COOLING_GRACKLE_MODE], [1], [Grackle chemistry network, mode 1])
1093
   ;;
1094
1095
   grackle2)
      AC_DEFINE([COOLING_GRACKLE], [1], [Cooling via the grackle library])
Matthieu Schaller's avatar
Matthieu Schaller committed
1096
      AC_DEFINE([COOLING_GRACKLE_MODE], [2], [Grackle chemistry network, mode 2])
Jacob Kegerreis 's avatar
Jacob Kegerreis committed
1097
   ;;
1098
1099
   grackle3)
      AC_DEFINE([COOLING_GRACKLE], [1], [Cooling via the grackle library])
Matthieu Schaller's avatar
Matthieu Schaller committed
1100
      AC_DEFINE([COOLING_GRACKLE_MODE], [3], [Grackle chemistry network, mode 3])
Jacob Kegerreis 's avatar
Jacob Kegerreis committed
1101
   ;;
1102
1103
   EAGLE)
      AC_DEFINE([COOLING_EAGLE], [1], [Cooling following the EAGLE model])
1104
   ;;
1105
1106
1107
1108
1109
   *)
      AC_MSG_ERROR([Unknown cooling function: $with_cooling])
   ;;
esac

lhausamm's avatar
lhausamm committed
1110
1111
1112
#  chemistry function
AC_ARG_WITH([chemistry],
   [AS_HELP_STRING([--with-chemistry=<function>],
1113
      [chemistry function @<:@none, GEAR, EAGLE default: none@:>@]
lhausamm's avatar
lhausamm committed
1114
1115
1116
1117
   )],
   [with_chemistry="$withval"],
   [with_chemistry="none"]
)
1118
1119
1120
1121
1122
1123
1124
1125
1126

if test "$with_subgrid" != "none"; then
   if test "$with_chemistry" != "none"; then
      AC_MSG_ERROR([Cannot provide with-subgrid and with-chemistry together])
   else
      with_chemistry="$with_subgrid_chemistry"
   fi
fi

lhausamm's avatar
lhausamm committed
1127
1128
1129
case "$with_chemistry" in
   none)
      AC_DEFINE([CHEMISTRY_NONE], [1], [No chemistry function])
1130
   ;;
1131
   GEAR)
1132
      AC_DEFINE([CHEMISTRY_GEAR], [1], [Chemistry taken from the GEAR model])
1133
   ;;
1134
1135
   EAGLE)
      AC_DEFINE([CHEMISTRY_EAGLE], [1], [Chemistry taken from the EAGLE model])
1136
   ;;
lhausamm's avatar
lhausamm committed
1137
1138
1139
1140
1141
   *)
      AC_MSG_ERROR([Unknown chemistry function: $with_chemistry])
   ;;
esac

1142
1143
1144
#  External potential
AC_ARG_WITH([ext-potential],
   [AS_HELP_STRING([--with-ext-potential=<pot>],
1145
      [external potential @<:@none, point-mass, point-mass-ring, point-mass-softened, isothermal, softened-isothermal, disc-patch, sine-wave, default: none@:>@]
1146
1147
1148
1149
1150
1151
1152
   )],
   [with_potential="$withval"],
   [with_potential="none"]
)
case "$with_potential" in
   none)
      AC_DEFINE([EXTERNAL_POTENTIAL_NONE], [1], [No external potential])
1153
   ;;
1154
1155
   point-mass)
      AC_DEFINE([EXTERNAL_POTENTIAL_POINTMASS], [1], [Point-mass external potential])
1156
   ;;
1157
1158
   isothermal)
      AC_DEFINE([EXTERNAL_POTENTIAL_ISOTHERMAL], [1], [Isothermal external potential])
1159
   ;;
1160
1161
   disc-patch)
      AC_DEFINE([EXTERNAL_POTENTIAL_DISC_PATCH], [1], [Disc-patch external potential])
1162
   ;;
1163
1164
   sine-wave)
      AC_DEFINE([EXTERNAL_POTENTIAL_SINE_WAVE], [1], [Sine wave external potential in 1D])
1165
   ;;
1166
1167
   point-mass-ring)
      AC_DEFINE([EXTERNAL_POTENTIAL_POINTMASS_RING], [1], [Point mass potential for Keplerian Ring (Hopkins 2015).])
1168
   ;;
1169
1170
   point-mass-softened)
      AC_DEFINE([EXTERNAL_POTENTIAL_POINTMASS_SOFT], [1], [Softened point-mass potential with form 1/(r^2 + softening^2).])
1171
   ;;
1172
1173
1174
1175
   *)
      AC_MSG_ERROR([Unknown external potential: $with_potential])
   ;;
esac
1176

1177
1178
1179
#  Gravity multipole order
AC_ARG_WITH([multipole-order],
   [AS_HELP_STRING([--with-multipole-order=<order>],
1180
      [order of the multipole and gravitational field expansion @<:@ default: 5@:>@]
1181
1182
   )],
   [with_multipole_order="$withval"],
1183
   [with_multipole_order="5"]
1184
1185
)
AC_DEFINE_UNQUOTED([SELF_GRAVITY_MULTIPOLE_ORDER], [$with_multipole_order], [Multipole order])
1186

1187
1188
1189
# Check for git, needed for revision stamps.
AC_PATH_PROG([GIT_CMD], [git])
AC_SUBST([GIT_CMD])
1190

1191
# Make the documentation. Add conditional to handle disable option.
1192
DX_INIT_DOXYGEN(libswift,doc/Doxyfile,doc/)
1193
AM_CONDITIONAL([HAVE_DOXYGEN], [test "$ac_cv_path_ac_pt_DX_DOXYGEN" != ""])
Pedro Gonnet's avatar
Pedro Gonnet committed
1194

1195
# Handle .in files.
1196
AC_CONFIG_FILES([Makefile src/Makefile examples/Makefile doc/Makefile doc/Doxyfile tests/Makefile])
1197
AC_CONFIG_FILES([tests/testReading.sh], [chmod +x tests/testReading.sh])
1198
AC_CONFIG_FILES([tests/testActivePair.sh], [chmod +x tests/testActivePair.sh])
1199
1200
AC_CONFIG_FILES([tests/test27cells.sh], [chmod +x tests/test27cells.sh])
AC_CONFIG_FILES([tests/test27cellsPerturbed.sh], [chmod +x tests/test27cellsPerturbed.sh])
1201
AC_CONFIG_FILES([tests/test125cells.sh], [chmod +x tests/test125cells.sh])
1202
AC_CONFIG_FILES([tests/test125cellsPerturbed.sh], [chmod +x tests/test125cellsPerturbed.sh])
1203
AC_CONFIG_FILES([tests/testPeriodicBC.sh], [chmod +x tests/testPeriodicBC.sh])
1204
AC_CONFIG_FILES([tests/testPeriodicBCPerturbed.sh], [chmod +x tests/testPeriodicBCPerturbed.sh])
1205
AC_CONFIG_FILES([tests/testInteractions.sh], [chmod +x tests/testInteractions.sh])
1206
AC_CONFIG_FILES([tests/testParser.sh], [chmod +x tests/testParser.sh])
Pedro Gonnet's avatar
Pedro Gonnet committed
1207

1208
1209
1210
# Save the compilation options
AC_DEFINE_UNQUOTED([SWIFT_CONFIG_FLAGS],["$swift_config_flags"],[Flags passed to configure])

1211
1212
1213
1214
1215
1216
# Make sure the latest git revision string gets included
touch src/version.c

# Generate output.
AC_OUTPUT

1217
# Report general configuration.
1218
AC_MSG_RESULT([
1219
 ------- Summary --------
1220
1221
1222

   $PACKAGE_NAME v.$PACKAGE_VERSION

1223
1224
1225
1226
1227
1228
1229
1230
   Compiler         : $CC
    - vendor        : $ax_cv_c_compiler_vendor
    - version       : $ax_cv_c_compiler_version
    - flags         : $CFLAGS
   MPI enabled      : $enable_mpi
   HDF5 enabled     : $with_hdf5
    - parallel      : $have_parallel_hdf5
   Metis enabled    : $have_metis
1231
   FFTW3 enabled    : $have_fftw
1232
   GSL enabled      : $have_gsl
1233
   libNUMA enabled  : $have_numa
1234
   GRACKLE enabled  : $have_grackle
1235
1236
1237
1238
   Using tcmalloc   : $have_tcmalloc
   Using jemalloc   : $have_jemalloc
   CPU profiler     : $have_profiler
   Pthread barriers : $have_pthread_barrier
1239
1240
1241