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# Process this file with autoconf to produce a configure script.
AC_INIT(mpb, 1.7.0, stevenj@alum.mit.edu)
AC_CONFIG_SRCDIR([src/matrices/matrices.c])
AC_CONFIG_HEADER([config.h src/mpbconf.h])
AC_CONFIG_MACRO_DIR([m4])
AM_MAINTAINER_MODE
# 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="2:0:1" # CURRENT:REVISION:AGE
# note: must be consistent with API version above
VERSION_MAJOR=1
VERSION_MINOR=7
VERSION_PATCH=0
AC_DEFINE_UNQUOTED(MPB_VERSION_MAJOR, [$VERSION_MAJOR], [major version])
AC_DEFINE_UNQUOTED(MPB_VERSION_MINOR, [$VERSION_MINOR], [minor version])
AC_DEFINE_UNQUOTED(MPB_VERSION_PATCH, [$VERSION_PATCH], [patch version])
AM_INIT_AUTOMAKE([foreign color-tests parallel-tests silent-rules 1.11])
AM_SILENT_RULES(yes)
AC_SUBST(SHARED_VERSION_INFO)
AM_ENABLE_SHARED(no) dnl shared libs cause too many headaches to be default
AC_PROG_LIBTOOL
###########################################################################
MPB_VERSION=$PACKAGE_VERSION
AC_SUBST(MPB_VERSION)
AC_PROG_F77
AC_PATH_PROG(PERL, perl perl5, $srcdir/missing)
# Get C compiler.
AC_MSG_CHECKING([for vendor cc to be used instead of gcc])
AC_MSG_RESULT()
AC_CHECK_PROGS(CC, cc xlc) # prefer vendor cc, to stay in sync with Fortran
AC_PROG_CC
AM_PROG_CC_C_O
AC_ARG_ENABLE(single, [AC_HELP_STRING([--enable-single],[compile for single precision])], enable_single=$enableval, enable_single=no)
if test "$enable_single" = "yes"; then
AC_DEFINE(SCALAR_SINGLE_PREC,1,[Define to use single precision])
echo "*********************** SINGLE PRECISION ***********************"
fi
AC_ARG_ENABLE(long-double, [AC_HELP_STRING([--enable-long-double],[compile for long-double precision])], enable_long_double=$enableval, enable_long_double=no)
if test "$enable_long_double" = "yes"; then
AC_DEFINE(SCALAR_LONG_DOUBLE_PREC,1,[Define to use long-double precision])
echo "****************** LONG-DOUBLE PRECISION ***********************"
fi
AC_ARG_ENABLE(debug, [AC_HELP_STRING([--enable-debug],[compile for debugging])], ok=$enableval, ok=no)
if test "$ok" = "yes"; then
CFLAGS="-g"
AC_DEFINE(DEBUG,1,[Define to turn on debugging checks])
fi
AC_ARG_ENABLE(debug-malloc, [AC_HELP_STRING([--enable-debug-malloc],[use debug malloc/free])], ok=$enableval, ok=no)
if test "$ok" = "yes"; then
AC_DEFINE(DEBUG_MALLOC,1,[Define to use debugging malloc/free])
fi
AC_ARG_ENABLE(prof, [AC_HELP_STRING([--enable-prof],[compile for profiling])], ok=$enableval, ok=no)
if test "$ok" = "yes"; then
CFLAGS="$CFLAGS -pg"
AC_DEFINE(ENABLE_PROF,1,[Define when using the profiler tool])
fi
AC_ARG_ENABLE(checks, [AC_HELP_STRING([--disable-checks],[disable runtime checks])], ok=$enableval, ok=yes)
if test "$ok" = "no"; then
AC_DEFINE(CHECK_DISABLE,1,[Define to disable sanity checks in code])
fi
AC_ARG_WITH(inv-symmetry,[AC_HELP_STRING([--with-inv-symmetry],[take advantage of (and require) inv. sym.])], inv_sym=$withval, inv_sym=no)
if test "$inv_sym" = "no"; then
AC_DEFINE(SCALAR_COMPLEX,1,[Define to use complex fields and
not to require inversion symmetry])
SCALAR_TYPE=complex
else
SCALAR_TYPE=real
# Make installed program mpbi instead of mpb, but don't change mpb-data
MPB_SUFFIX="i"
echo "*********************** INVERSION SYM. ***********************"
fi
AC_SUBST(SCALAR_TYPE)
AC_ARG_WITH(hermitian-eps,[AC_HELP_STRING([--with-hermitian-eps],[allow complex-Hermitian dielectric tensors])], hermitian_epsilon=$withval, hermitian_epsilon=no)
if test "$hermitian_epsilon" = "yes"; then
AC_DEFINE(WITH_HERMITIAN_EPSILON,1,[Define to support Hermitian/complex
dielectric tensors.])
echo "*********************** HERMITIAN EPS. ***********************"
fi
# Add lots of compiler warnings to check for if we are using gcc:
# (The variable $GCC is set to "yes" by AC_PROG_CC if we are using gcc.)
if test "$GCC" = "yes"; then
CFLAGS="$CFLAGS -Wall -W -Wbad-function-cast -Wcast-qual -Wpointer-arith -Wcast-align -pedantic"
fi
##############################################################################
# Checks for libraries:
##############################################################################
AC_ARG_WITH(efence, [AC_HELP_STRING([--with-efence],[use ElectricFence library])], ok=$withval, ok=no)
if test "$ok" = "yes"; then
AC_CHECK_LIB(efence, malloc)
fi
##############################################################################
AC_CHECK_LIB(m, sqrt)
# If we have a Fortran compiler, link to its libraries, since these
# are probably needed to link with the BLAS/LAPACK libraries.
if test x != x"$F77"; then
AC_F77_LIBRARY_LDFLAGS
AC_F77_WRAPPERS
fi
##############################################################################
# In principle, we should abort if some of the following libraries are
# missing, or perhaps only compile some of the subdirectories. For now,
# though, we do nothing (and wait for the compilation errors).
##############################################################################
AC_ARG_WITH(mpi, [AC_HELP_STRING([--with-mpi],[enable MPI parallelization])], with_mpi=$withval, with_mpi=no)
AC_ARG_WITH(fftw2, [AC_HELP_STRING([--with-fftw2],[prefer FFTW2 to FFTW3])], with_fftw2=$withval, with_fftw2=no)
# Check for FFTW libraries
fftw3_func=execute
test "x$with_fftw2" = xyes && fftw3_func=notarealfunction # prefer FFTW2
if test "$enable_single" = "yes"; then
AC_CHECK_LIB(fftw3f, fftwf_$fftw3_func, [], [
AC_CHECK_LIB(sfftw, fftw)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(srfftw, rfftw)
fi])
elif test "$enable_long_double" = "yes"; then
AC_CHECK_LIB(fftw3l, fftwl_$fftw3_func, [], [
AC_CHECK_LIB(xfftw, fftw)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(xrfftw, rfftw)
fi])
else
AC_CHECK_LIB(fftw3, fftw_$fftw3_func, [], [
AC_CHECK_LIB(dfftw, fftw)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(drfftw, rfftw)
fi])
fi
if test x = x"`echo $LIBS | egrep 'l[[dsx]]fftw|fftw3'`"; then
AC_CHECK_LIB(fftw, fftw)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(rfftw, rfftw)
fi
fi
if test x = x"`echo $LIBS | egrep 'l[[dsx]]*fftw'`"; then
AC_MSG_ERROR([The FFTW libraries could not be found. Make sure FFTW is installed, and that LDFLAGS and CPPFLAGS are set appropriately if necessary.])
fi
if test x"$inv_sym" = xyes; then
if test x = x"`echo $LIBS | egrep 'l[[dsx]]*rfftw|lfftw3'`"; then
AC_MSG_ERROR([The FFTW3 or RFFTW libraries, which are required to compile MPB with inversion symmetry, could not be found. These should have been installed as a part of FFTW.])
fi
fi
##############################################################################
# Check for OpenMP libraries
AC_ARG_WITH(openmp, [AC_HELP_STRING([--with-openmp],[enable OpenMP parallelization])], with_omp=$withval, with_omp=no)
if test "x$with_omp" = xyes; then
AC_DEFINE([USE_OPENMP], [1], [Define to use OpenMP threading.])
AX_OPENMP([], [AC_MSG_ERROR([Could not find OpenMP flag; configure with --without-openmp])])
CFLAGS="$CFLAGS $OPENMP_CFLAGS"
fftw_omp=yes
if test "$enable_single" = "yes"; then
AC_CHECK_LIB(fftw3f_omp, fftwf_init_threads, [], [fftw_omp=no])
elif test "$enable_long_double" = "yes"; then
AC_CHECK_LIB(fftw3l_omp, fftwl_init_threads, [], [fftw_omp=no])
else
AC_CHECK_LIB(fftw3_omp, fftw_init_threads, [], [fftw_omp=no])
fi
if test $fftw_omp = no; then
AC_MSG_ERROR([Could not find OpenMP FFTW3 library; configure with --without-openmp])
fi
echo "*********************** OpenMP ***********************"
fi
##############################################################################
# Checks for BLAS and LAPACK libraries:
AX_BLAS([], [AC_MSG_ERROR([BLAS was not found!])])
AX_LAPACK([], [AC_MSG_ERROR([LAPACK was not found!])])
LIBS="$LAPACK_LIBS $BLAS_LIBS $LIBS $FLIBS"
##############################################################################
# Check for MPI library
if test "x$with_mpi" = "xyes"; then
AX_MPI([], [AC_MSG_ERROR(could not find mpi library for --with-mpi)])
CC="$MPICC"
LIBS="$MPILIBS $LIBS"
# Make installed program mpb-mpi instead of mpb
MPB_SUFFIX="${MPB_SUFFIX}_mpi"
# Check for fftw_mpi library.
if test "$enable_single" = "yes"; then
AC_CHECK_LIB(fftw3f_mpi, fftwf_mpi_${fftw3_func}_dft, [], [
AC_CHECK_LIB(sfftw_mpi, fftwnd_mpi)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(srfftw_mpi, rfftwnd_mpi)
fi])
elif test "$enable_long_double" = "yes"; then
AC_CHECK_LIB(fftw3l_mpi, fftwl_mpi_${fftw3_func}_dft, [], [
AC_CHECK_LIB(xfftw_mpi, fftwnd_mpi)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(xrfftw_mpi, rfftwnd_mpi)
fi])
else
AC_CHECK_LIB(fftw3_mpi, fftw_mpi_${fftw3_func}_dft, [], [
AC_CHECK_LIB(dfftw_mpi, fftwnd_mpi)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(drfftw_mpi, rfftwnd_mpi)
fi])
fi
if test x = x"`echo $LIBS | egrep 'l[[ds]]fftw_mpi|lfftw3f_mpi|lfftw3l_mpi|lfftw3_mpi'`"; then
AC_CHECK_LIB(fftw_mpi, fftwnd_mpi)
if test x"$inv_sym" = xyes; then
AC_CHECK_LIB(rfftw_mpi, rfftwnd_mpi)
fi
fi
if test x = x"`echo $LIBS | egrep 'l[[ds]]*fftw_mpi|lfftw3f_mpi|lfftw3l_mpi|lfftw3_mpi'`"; then
AC_MSG_ERROR([couldn't find fftw MPI library for --with-mpi])
fi
if test x"$inv_sym" = xyes; then
if test x = x"`echo $LIBS | egrep 'l[[ds]]*rfftw_mpi|lfftw3l_mpi|lfftw3f_mpi|lfftw3_mpi'`"; then
AC_MSG_ERROR([couldn't find rfftw_mpi library for --with-mpi --with-inv-symmetry])
fi
fi
AC_DEFINE(HAVE_MPI,1,[Define if you have & link an MPI library.])
fi
AM_CONDITIONAL(MPI, test "x$with_mpi" = "xyes")
RUNCODE=""
if test "x$with_mpi" = "xyes"; then
AC_CHECK_PROG(MPIRUN, mpirun, mpirun)
# always use 2 processes for 'make check'
RUNCODE="$MPIRUN -np 2"
fi
AC_SUBST(RUNCODE)
##############################################################################
# Check for HDF5 library
AC_ARG_WITH(hdf5, [AC_HELP_STRING([--without-hdf5],[do not use 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_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"$LIBS"; then
AC_MSG_WARN([Couldn't find the HDF5 library!! Switching to --without-hdf5.])
fi
if test x != x"$MPILIBS"; then
AC_CHECK_FUNCS(H5Pset_mpi H5Pset_fapl_mpio)
fi
fi
##############################################################################
AC_ARG_WITH(libctl, [AC_HELP_STRING([--with-libctl=<dir>],[specify libctl directory])], with_libctl=$withval, with_libctl=yes)
if test "x$with_libctl" != "xyes" -a "x$with_libctl" != "xno"; then
LIBCTL_DIR="$with_libctl"
with_libctl=yes
fi
AM_CONDITIONAL(WITH_LIBCTL, test "x$with_libctl" != xno)
##############################################################################
# Check for Guile library and flags:
if test "x$with_libctl" != xno; then
save_LIBS=$LIBS
save_CPPFLAGS=$CPPFLAGS
AC_CHECK_PROG(guile_ok, guile, yes, no)
if test x"$guile_ok" = xno; then
AC_MSG_ERROR([could not find guile program; check your PATH])
fi
AC_CHECK_PROG(GUILE_CONFIG, guile-config, guile-config, unknown)
if test "x$GUILE_CONFIG" = "xunknown"; then
AC_CHECK_LIB(readline, readline)
AC_CHECK_LIB(dl, dlopen)
AC_CHECK_LIB(guile-ltdl, scm_lt_dlinit, [], [AC_CHECK_LIB(ltdl, dlopen)])
AC_CHECK_LIB(guile, gh_eval_str, [],
[AC_CHECK_LIB(guile, scm_eval_string, [],
[AC_MSG_ERROR([linking to guile failed])])])
GUILE_LIBS="-lguile -lguile-ltdl -ldl -lreadline"
else
GUILE_LIBS=`$GUILE_CONFIG link`
GUILE_CPPFLAGS=`$GUILE_CONFIG compile`
CPPFLAGS="$CPPFLAGS $GUILE_CPPFLAGS"
LIBS="$GUILE_LIBS $LIBS"
AC_MSG_CHECKING([if linking to guile works])
AC_TRY_LINK_FUNC(gh_enter, AC_MSG_RESULT(yes),
[AC_TRY_LINK_FUNC(scm_boot_guile, AC_MSG_RESULT(yes),
[AC_MSG_RESULT(no)
AC_MSG_ERROR([guile-config is broken])])])
fi
AC_CHECK_HEADERS([libguile.h guile/gh.h])
# Check how smob types work in this Guile version:
AC_CHECK_FUNCS(scm_make_smob_type scm_array_get_handle scm_is_array)
AC_MSG_CHECKING([for SCM_SMOB_PREDICATE])
AC_TRY_LINK([#if defined(HAVE_LIBGUILE_H)
# include <libguile.h>
#else
# include <guile/gh.h>
# include <libguile/smob.h>
#endif],
[int x; SCM_SMOB_PREDICATE(1,x);],
ok=yes, ok=no)
AC_MSG_RESULT($ok)
if test $ok = yes; then
AC_DEFINE(HAVE_SCM_SMOB_PREDICATE, 1, [define if we have SCM_SMOB_PREDICATE])
fi
AC_MSG_CHECKING([for SCM_SMOB_DATA])
AC_TRY_LINK([#if defined(HAVE_LIBGUILE_H)
# include <libguile.h>
#else
# include <guile/gh.h>
# include <libguile/smob.h>
#endif],
[int x; SCM_SMOB_DATA(x);],
ok=yes, ok=no)
AC_MSG_RESULT($ok)
if test $ok = yes; then
AC_DEFINE(HAVE_SCM_SMOB_DATA, 1, [define if we have SCM_SMOB_DATA])
fi
AC_MSG_CHECKING([for SCM_NEWSMOB])
AC_TRY_LINK([#if defined(HAVE_LIBGUILE_H)
# include <libguile.h>
#else
# include <guile/gh.h>
# include <libguile/smob.h>
#endif],
[int x; SCM_NEWSMOB(x,1,0);],
ok=yes, ok=no)
AC_MSG_RESULT($ok)
if test $ok = yes; then
AC_DEFINE(HAVE_SCM_NEWSMOB, 1, [define if we have SCM_NEWSMOB])
fi
# Check how to activate Guile readline support:
ACTIVATE_READLINE=""
if test "x$cross_compiling" = xno; then
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 "$ractivate" > /dev/null 2>&1; then
AC_MSG_RESULT(ice-9 readline)
ACTIVATE_READLINE="$ractivate"
else
AC_MSG_RESULT(cannot)
ACTIVATE_READLINE=""
fi
fi
fi
AC_SUBST(ACTIVATE_READLINE)
AC_SUBST(GUILE_LIBS)
AC_SUBST(GUILE_CPPFLAGS)
LIBS=$save_LIBS
CPPFLAGS=$save_CPPFLAGS
fi # with_libctl
##############################################################################
# Check for libctl library and files
if test "x$with_libctl" != xno; then
save_LIBS=$LIBS
save_CPPFLAGS=$CPPFLAGS
LIBS="$GUILE_LIBS $LIBS"
CPPFLAGS="$CPPFLAGS $GUILE_CPPFLAGS"
AC_MSG_CHECKING([for libctl dir])
if test x != x"$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"$LIBCTL_DIR" -a -r /usr/share/libctl3/base/ctl.scm; then
LIBCTL_DIR="/usr/share/libctl3"
fi
if test x = x"$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"$GEN_CTL_IO" = xecho; then
AC_MSG_ERROR([could not find gen-ctl-io program; check your PATH])
fi
# check for -lctl:
AC_CHECK_LIB(ctl, ctl_get_vector3, [], [AC_MSG_ERROR([Couldn't find the required libctl library.])])
# check for ctl.h (Fedora puts it in /usr/include/ctl, grrr)
CTL_H_CPPFLAG=""
AC_CHECK_HEADER(ctl.h, [CTL_H_CPPFLAG=" "], [
save_CPPFLAGS=$CPPFLAGS
AC_MSG_CHECKING([for alternate ctl.h location])
for ctl_h_path in /usr/include/ctl /usr/local/include/ctl; do
CPPFLAGS="$save_CPPFLAGS -I$ctl_h_path"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <ctl.h>]],[])], [CTL_H_CPPFLAG=-I$ctl_h_path; break])
done
AC_MSG_RESULT([$CTL_H_CPPFLAG])
CPPFLAGS="$save_CPPFLAGS $CTL_H_CPPFLAG"])
if test "x$CTL_H_CPPFLAG" = "x"; then
AC_MSG_ERROR([Couldn't find the ctl.h header file for libctl.])
fi
AC_SUBST(CTL_H_CPPFLAG)
# Check libctl version >= LIBCTL_MAJOR.LIBCTL_MINOR.LIBCTL_BUGFIX
LIBCTL_MAJOR=4; 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}.${LIBCTL_BUGFIX} or later is required])])
# Check for libctl_quiet feature (in libctl 3.1.1 or later):
AC_MSG_CHECKING([for libctl_quiet feature])
if grep libctl_quiet "$LIBCTL_DIR/base/main.c" 2>&1 > /dev/null; then
AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_LIBCTL_QUIET], [1], [If we have the libctl_quiet variable])
else
AC_MSG_RESULT(no)
fi
LIBS=$save_LIBS
CPPFLAGS=$save_CPPFLAGS
fi # with_libctl
##############################################################################
# check for libctlgeom, used to build mpb-data ... doesn't require guile
AC_CHECK_LIB(ctlgeom, vector3_dot, [with_libctlgeom=yes], [with_libctlgeom=no])
if test "x$with_libctlgeom" = xyes; then
# check for ctlgeom.h (Fedora may put it in /usr/include/ctl)
CTLGEOM_H_CPPFLAG=""
AC_CHECK_HEADER(ctlgeom.h, [CTLGEOM_H_CPPFLAG=" "], [
save_CPPFLAGS=$CPPFLAGS
AC_MSG_CHECKING([for alternate ctlgeom.h location])
for ctl_h_path in /usr/include/ctl /usr/local/include/ctl; do
CPPFLAGS="$save_CPPFLAGS -I$ctl_h_path"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <ctlgeom.h>]],[])], [CTLGEOM_H_CPPFLAG=-I$ctl_h_path; break])
done
AC_MSG_RESULT([$CTLGEOM_H_CPPFLAG])
CPPFLAGS="$save_CPPFLAGS"])
if test "x$CTLGEOM_H_CPPFLAG" = "x"; then
with_libctlgeom=no
fi
AC_SUBST(CTLGEOM_H_CPPFLAG)
fi
if test "x$with_libctlgeom" = xno; then
AC_MSG_WARN([Couldn't find libctlgeom, won't build mpb-data])
fi
AM_CONDITIONAL(WITH_LIBCTLGEOM, test x"$with_libctlgeom" = "xyes")
##############################################################################
# check for nlopt library
AC_CHECK_HEADERS(nlopt.h)
NLOPT_LIB=""
AC_CHECK_LIB(nlopt, nlopt_minimize, [AC_DEFINE(HAVE_NLOPT,[1],[Have nlopt lib])
NLOPT_LIB="-lnlopt"])
AC_SUBST(NLOPT_LIB)
##############################################################################
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h getopt.h nlopt.h)
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
# Checks for library functions.
AC_CHECK_FUNCS(getopt strncmp)
##############################################################################
# Check to see if calling Fortran functions (in particular, the BLAS
# complex dot product functions) works from C:
# does not work on mipsel
AC_DEFINE(NO_FORTRAN_FUNCTIONS,1,[Define if calling Fortran functions directly doesn't work.])
##############################################################################
# grab the various EIGS_ flags from eigensolver.h and substitute them
# into mpb.scm.in (are not regular expressions fun?):
# (note that autoconf gets unhappy if we have newlines; we must delete them)
EIGS_FLAGS_SCM=`grep '#define EIGS_' $srcdir/src/matrices/eigensolver.h |sed 's/#define \([A-Za-z0-9_]*\) (1<<\([0-9]*\))/(define \1 (pow2 \2))/' |sed 's/#define \([A-Za-z0-9_]*\) (\(.*\))/(define \1 (+ \2))/' |sed 's/ *| */ /g' | tr -d '\n'`
AC_SUBST(EIGS_FLAGS_SCM)
##############################################################################
if test "x$with_libctl" != xno; then
# Find a shell that supports job control, for mpb-split:
AC_PATH_PROG(SH_JOB, bash ksh ash, sh)
if test x"$SH_JOB" = xsh; then
AC_MSG_WARN([Couldn't find bash or ksh shell on your system. The mpb-split command may not work if your sh doesn't support job control.])
fi
fi # with_libctl
##############################################################################
# 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_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($feenableexcept_decl_ok)
##############################################################################
AC_SUBST(MPB_SUFFIX)
program_transform_name="s,_,-,g;$program_transform_name"
##############################################################################
AC_CONFIG_FILES([
Makefile
examples/Makefile
tests/Makefile
src/Makefile
src/util/Makefile
src/matrices/Makefile
src/matrixio/Makefile
src/maxwell/Makefile
mpb/Makefile
mpb/mpb.scm
mpb/mpb-split-preinstall
utils/Makefile
])
# meb/Makefile
# meb/meb.scm
# meb/meb-split-preinstall
AC_OUTPUT
|