File: configure.ac

package info (click to toggle)
meep 0.10-2.1
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 4,380 kB
  • ctags: 5,469
  • sloc: cpp: 50,653; sh: 8,380; haskell: 744; makefile: 367; perl: 10
file content (392 lines) | stat: -rw-r--r-- 13,120 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
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
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
# Process this file with autoconf to produce a configure script.
AC_INIT(meep, 0.10, meep@ab-initio.mit.edu)
AC_CONFIG_SRCDIR(src/step.cpp)

# Shared-library version number; indicates api compatibility, and is
# not the same as the "public" version number.  (Don't worry about this
# except for public releases.)
SHARED_VERSION_INFO="1:0:0"

AM_INIT_AUTOMAKE(1.6)
AM_CONFIG_HEADER(config.h)
AM_MAINTAINER_MODE
AC_SUBST(SHARED_VERSION_INFO)
AM_ENABLE_SHARED(no) dnl shared libs cause too many headaches to be default

MEEP_SUFFIX=""

##############################################################################

AC_ARG_WITH(doc,
	[AC_HELP_STRING([--with-doc], [include old documentation in dist])],
	with_doc=$withval,with_doc=no)

AM_CONDITIONAL(WITH_DOC, test "x$with_doc" = xyes)

##############################################################################

# Check for mpiCC immediately after getting C++ compiler...
AC_PROG_CXX

# Check for MPI library

AC_ARG_WITH(mpi, [AC_HELP_STRING([--with-mpi],[enable MPI parallelization])],
                  with_mpi=$withval, with_mpi=no)

if test "x$with_mpi" = "xyes"; then
	AC_LANG_PUSH([C++])
	ACX_MPI([],[AC_MSG_ERROR([could not find mpi library for --with-mpi])])
	CXX=$MPICXX
	AC_LANG_POP([C++])
	MEEP_SUFFIX="${MEEP_SUFFIX}_mpi"
fi

##############################################################################
# More checks

AC_PROG_LIBTOOL

AC_CHECK_PROG(LATEX2HTML, latex2html, latex2html)
if test -z "$LATEX2HTML"; then
    AC_MSG_WARN([Cannot find latex2html in your path!])
    # FIXME: use standard 'missing' script from automake
    LATEX2HTML='echo not running latex2html...'
fi
AC_SUBST(LATEX2HTML)

AC_CHECK_LIB(m, sin)

AC_CHECK_LIB(fftw3, fftw_plan_dft_1d, [],
  [AC_CHECK_LIB(dfftw, fftw_create_plan, [],
    [AC_CHECK_LIB(fftw, fftw_create_plan, [],
       [AC_MSG_WARN([Missing FFTW library...slow DFT will be used for monitor-point Fourier transform])])])])

###########################################################################
# Harminv library

# First, try pkg-config, if it is installed.  Note that, annoyingly,
# pkg-config doesn't look in /usr/local by default, so we have to
# add this to the path for that common case.  It also doesn't give
# us a way to print its default path, grr, so we have to assume that this
# is /usr/lib/pkgconfig.
PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/lib/pkgconfig:/usr/local/lib/pkgconfig
export PKG_CONFIG_PATH
PKG_CHECK_MODULES(HARMINV, harminv >= 1.1, [CFLAGS="$CFLAGS $HARMINV_CFLAGS"; LIBS="$HARMINV_LIBS $LIBS"; have_harminv=yes], [have_harminv=no])

# As a fallback, check manually for BLAS/LAPACK and harminv libraries:
if test $have_harminv = no; then
	AC_F77_WRAPPERS
	ACX_BLAS
	ACX_LAPACK([], [AC_MSG_WARN([BLAS/LAPACK needed for harminv])])

        save_CC=$CC
	CC=$CXX # harminv test must use $CXX since harminv may be a C++ lib

	# just use lapack/blas in default libs since we always need them
	AC_CHECK_LIB(harminv, harminv_get_freq_error, [have_harminv=yes; LIBS="-lharminv $LAPACK_LIBS $BLAS_LIBS $LIBS $FLIBS"], [AC_MSG_WARN([harminv support is disabled])], [$LAPACK_LIBS $BLAS_LIBS $FLIBS])

	CC=$save_CC
fi

if test $have_harminv = yes; then
	AC_DEFINE([HAVE_HARMINV],[1],[Define if you have libharminv])
fi

##############################################################################
# GNU Scientific Library

AC_CHECK_FUNC(cblas_cgemm, [], [AC_CHECK_LIB(gslcblas, cblas_cgemm)])

AC_CHECK_LIB(gsl, gsl_sf_bessel_Jn, [],
	[AC_MSG_WARN([Missing GNU GSL library...Bessel-function field initialization will not be supported.])])

##############################################################################
# Check for HDF5 library
AC_ARG_WITH(hdf5, [AC_HELP_STRING([--without-hdf5],[do not allow HDF5 output])], ok=$withval, ok=yes)
if test "$ok" = "yes"; then
	AC_CHECK_LIB(z,deflate, [],[AC_MSG_WARN([zlib is required for HDF5!])])

	save_CC=$CC
	if test "x$with_mpi" = "xyes"; then
	   CC=$MPICXX
	fi
	save_LIBS_0="$LIBS" # save, to check later if we found any library
	AC_CHECK_LIB(hdf5, H5Pcreate, [
		AC_CHECK_HEADERS(hdf5.h, [LIBS="-lhdf5 $LIBS"
                     AC_DEFINE(HAVE_HDF5,1,[Define if we have & link HDF5])])])
	if test x"$save_LIBS_0" = x"$LIBS"; then
		AC_MSG_WARN([Couldn't find the HDF5 library!!  Switching to --without-hdf5.])
	fi
	CC=$save_CC

        if test "x$with_mpi" = "xyes"; then
		AC_CHECK_FUNCS(H5Pset_mpi H5Pset_fapl_mpio)
	fi
fi

##############################################################################
# Figure out the number of processors so we can quickly build the docs and
# run the tests...  (FIXME: use more standard autoconf macros)

RUNCODE=""

if test "x$with_mpi" = "xyes"; then
        cat > test_num_processors.c <<MYEOF
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

int main() {
  long nprocs;
  nprocs = sysconf(_SC_NPROCESSORS_ONLN);
  if (nprocs < 1)
    nprocs = 1;
  printf ("%ld\n",nprocs);
  exit (EXIT_SUCCESS);
}
MYEOF
        $CC -o test_num_processors test_num_processors.c
        NUMPROCS=`./test_num_processors`
        rm -f test_num_processors test_num_processors.c
        echo Looks like we have got "$NUMPROCS" processors

        RUNCODE="mpirun -np $NUMPROCS"
fi

AC_SUBST(RUNCODE)

##############################################################################
# Compiler flags

AC_ARG_ENABLE(debug, [AC_HELP_STRING([--enable-debug,compile for debugging])],
	      enable_debug=$enableval, enable_debug=no)
if test "$enable_debug" = "yes"; then
	CFLAGS="-g"
	CXXFLAGS="-g"
	FFLAGS="-g"
	AC_DEFINE(DEBUG,1,[define to enable debugging code])
else
  # Pick "good" compiler flags(?)
  AX_CXX_MAXOPT
fi

# Add lots of compiler warnings in maintainer mode if we are using gcc:
# (The variable $GXX is set to "yes" by AC_PROG_CXX if we are using g++.)
if test "$GXX" = "yes" && test "$USE_MAINTAINER_MODE" = yes; then
        CXXFLAGS="$CXXFLAGS -Wall -W"
fi

##############################################################################

AC_CHECK_PROG(HC, ghc, ghc)
if test x"$HC" = x && test "$USE_MAINTAINER_MODE" = yes; then
	AC_MSG_ERROR([the ghc Haskell compiler is required in maintainer mode])
fi

##############################################################################
# Libraries and flags (other than -lmeep) required to link Meep:

MEEPLIBS="$LDFLAGS $LIBS"
AC_SUBST(MEEPLIBS)

##############################################################################

# subsequent libraries are only for libctl front end
meep_save_LIBS=$LIBS

AC_ARG_WITH(libctl, [AC_HELP_STRING([--with-libctl=<dir>],[specify libctl directory])], with_libctl=$withval, with_libctl=yes)
if test "x$with_libctl" = "xno"; then
        :
elif test "x$with_libctl" != "xyes"; then
	LIBCTL_DIR="$with_libctl"
fi

AM_CONDITIONAL(WITH_LIBCTL, test "x$with_libctl" != xno)

##############################################################################
# Check for Guile library and its behavior (for libctl front end):

if test "x$with_libctl" != xno; then

AC_CHECK_PROG(HAVE_GUILE_CONFIG, guile-config, yes, no)
if test "$HAVE_GUILE_CONFIG" = "yes"; then
        CPPFLAGS="$CPPFLAGS `guile-config compile`"
        LIBS="`guile-config link` $LIBS"
	AC_MSG_CHECKING([if linking to guile works])
	AC_TRY_LINK_FUNC(gh_enter, AC_MSG_RESULT(yes), [
	AC_MSG_RESULT(no)
	AC_MSG_ERROR(guile-config is broken)
	])
else
        AC_CHECK_LIB(readline, readline)
        AC_CHECK_LIB(dl, dlopen)
        AC_CHECK_LIB(guile, gh_eval_str)
fi

# Check how smob types work in this Guile version:

AC_CHECK_FUNCS(scm_make_smob_type)
AC_MSG_CHECKING([for SCM_SMOB_PREDICATE])
AC_TRY_LINK([#include <guile/gh.h>
#include <libguile/smob.h>],
                    [int x; SCM_SMOB_PREDICATE(1,x);],
                    ok=yes, ok=no)
AC_MSG_RESULT($ok)
if test $ok = yes; then
	AC_DEFINE(HAVE_SCM_SMOB_PREDICATE, 1, [define if we have SCM_SMOB_PREDICATE])
fi
AC_MSG_CHECKING([for SCM_SMOB_DATA])
AC_TRY_LINK([#include <guile/gh.h>
#include <libguile/smob.h>],
                    [int x; SCM_SMOB_DATA(x);],
                    ok=yes, ok=no)
AC_MSG_RESULT($ok)
if test $ok = yes; then
	AC_DEFINE(HAVE_SCM_SMOB_DATA, 1, [define if we have SCM_SMOB_DATA])
fi
AC_MSG_CHECKING([for SCM_NEWSMOB])
AC_TRY_LINK([#include <guile/gh.h>
#include <libguile/smob.h>],
                    [int x; SCM_NEWSMOB(x,1,0);],
                    ok=yes, ok=no)
AC_MSG_RESULT($ok)
if test $ok = yes; then
	AC_DEFINE(HAVE_SCM_NEWSMOB, 1, [define if we have SCM_NEWSMOB])
fi

# Check how to activate Guile readline support:

ACTIVATE_READLINE=""
AC_MSG_CHECKING(how to activate readline in Guile)
ractivate="(use-modules (readline-activator)) (activate-readline)"
if guile -c "$ractivate" > /dev/null 2>&1; then
	AC_MSG_RESULT(readline-activator)
	ACTIVATE_READLINE="$ractivate"
else
	ractivate="(use-modules (ice-9 readline)) (activate-readline)"
	if guile -c "$ractivate" >& /dev/null; then
	        AC_MSG_RESULT(ice-9 readline)
	        ACTIVATE_READLINE="$ractivate"
	else
		AC_MSG_RESULT(cannot)
		ACTIVATE_READLINE=""
	fi
fi
AC_SUBST(ACTIVATE_READLINE)

fi # if with_libctl

##############################################################################
# Check for libctl library and files

if test "x$with_libctl" != xno; then

AC_MSG_CHECKING([for libctl dir])
if test x != x"$LIBCTL_DIR" -a ! -r "$LIBCTL_DIR/base/ctl.scm"; then
	LIBCTL_DIR=""
fi
if test x = x"$LIBCTL_DIR" -a -r /usr/local/share/libctl/base/ctl.scm; then
	LIBCTL_DIR="/usr/local/share/libctl"
fi
if test x = x"$LIBCTL_DIR" -a -r /usr/share/libctl/base/ctl.scm; then
        LIBCTL_DIR="/usr/share/libctl"
fi
if test x = x"$LIBCTL_DIR"; then
	AC_MSG_ERROR([could not find libctl files; use --with-libctl=<dir>])
fi
AC_MSG_RESULT($LIBCTL_DIR)
AC_SUBST(LIBCTL_DIR)

AC_CHECK_PROGS(GEN_CTL_IO, gen-ctl-io, echo)
if test x"$GEN_CTL_IO" = xecho; then
	AC_MSG_ERROR([could not find gen-ctl-io program; check your PATH])
fi

# check for -lctl:
AC_CHECK_LIB(ctl, ctl_get_vector3, [], [AC_MSG_ERROR([Couldn't find the required libctl library.])])

AC_CHECK_HEADER(ctl.h, [], [AC_MSG_ERROR([Couldn't find the libctl header.])])

# Check libctl version >= LIBCTL_MAJOR.LIBCTL_MINOR.LIBCTL_BUGFIX
LIBCTL_MAJOR=3; LIBCTL_MINOR=0; LIBCTL_BUGFIX=0
AC_MSG_CHECKING([whether libctl version is at least ${LIBCTL_MAJOR}.${LIBCTL_MINOR}.${LIBCTL_BUGFIX}])
AC_EGREP_CPP(yes, [[
#include <ctl.h>
#if LIBCTL_MAJOR_VERSION > $LIBCTL_MAJOR || (LIBCTL_MAJOR_VERSION == $LIBCTL_MAJOR && (LIBCTL_MINOR_VERSION > $LIBCTL_MINOR || (LIBCTL_MINOR_VERSION == $LIBCTL_MINOR && LIBCTL_BUGFIX_VERSION >= $LIBCTL_BUGFIX)))
  yes
#endif
]], [AC_MSG_RESULT(ok)], [AC_MSG_ERROR([libctl version ${LIBCTL_MAJOR}.${LIBCTL_MINOR}.${LIBCTL_BUGFIX} or later is required])])

# On IRIX, basename/dirname functions in libctl/main.c require -lgen
AC_CHECK_LIB(gen, basename)

fi # if with_libctl

##############################################################################

LIBCTL_LIBS=$LIBS
AC_SUBST(LIBCTL_LIBS)
LIBS=$meep_save_LIBS

##############################################################################
# The following function is used only for debugging.  Note that
# we must test for it *after* setting the compiler flags (which
# affect whether it is declared, as it is a GNU extension).
# We need to #include <stdio.h> because that somehow affects whether
# the function is declared with older gcc versions.  We need
# to use AC_TRY_COMPILE because the test in AC_HAVE_DECL seems
# to be optimized out.

AC_CHECK_FUNCS(feenableexcept) dnl GNU libc fp exception control function
AC_LANG_PUSH([C++])
AC_MSG_CHECKING([whether feenableexcept declaration is usable])
feenableexcept_decl_ok=yes
AC_TRY_COMPILE([#include <stdio.h>
#define _GNU_SOURCE 1
#include <fenv.h>], [feenableexcept(0);],
[AC_DEFINE([HAVE_DECL_FEENABLEEXCEPT],[1],[Define if fenv.h declares this.])],
[feenableexcept_decl_ok=no])
AC_MSG_RESULT($feenableexcept_decl_ok)
AC_LANG_POP([C++])

##############################################################################
# See if we need to catch SIGFPE to avoid crashing on underflow exceptions
# etcetera, since some stupid operating systems (e.g. Alpha/Tru64) crash on 
# SIGFPE by default.

AC_MSG_CHECKING([whether to catch and ignore SIGFPE signals])
ignore_sigfpe=yes
AC_RUN_IFELSE([AC_LANG_PROGRAM([], [volatile double x=1,y=0; return x/y;])], 
              [ignore_sigfpe=no])
AC_MSG_RESULT($ignore_sigfpe)
if test $ignore_sigfpe = yes; then
    AC_DEFINE(IGNORE_SIGFPE, [1], [Define to catch and ignore SIGFPE signals])
fi

##############################################################################
# Miscellaneous function and header checks

AC_HEADER_TIME
AC_CHECK_HEADERS([sys/time.h])
AC_CHECK_FUNCS([BSDgettimeofday gettimeofday cblas_ddot cblas_daxpy])

##############################################################################

AC_SUBST(MEEP_SUFFIX)
program_transform_name="s,_,-,g;$program_transform_name"

##############################################################################

AC_CONFIG_FILES([
	Makefile
	meep.pc
	src/Makefile
	hsrc/Makefile
	doc/Makefile
	tests/Makefile
	examples/Makefile
	libctl/Makefile
	libctl/meep.scm
])

AC_OUTPUT