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build system: FFTW fix

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This commit is contained in:
Antonin Portelli 2016-09-20 12:30:24 +01:00
parent 65ca174dbb
commit d2573189d8
1 changed files with 12 additions and 22 deletions
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34
configure.ac
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@ -73,23 +73,6 @@ AC_ARG_WITH([fftw],
[AM_CXXFLAGS="-I$with_fftw/include $AM_CXXFLAGS"] [AM_CXXFLAGS="-I$with_fftw/include $AM_CXXFLAGS"]
[AM_LDFLAGS="-L$with_fftw/lib $AM_LDFLAGS"]) [AM_LDFLAGS="-L$with_fftw/lib $AM_LDFLAGS"])
#
# What about the MKL library replacement for fftw3 ? How do we know if fftw_execute
# can be found in MKL?
#
AC_CHECK_LIB([fftw3],[fftw_execute],
[AC_DEFINE([HAVE_FFTW],[1],[Define to 1 if you have the `FFTW' library (-lfftw3).])] [ac_fftw=yes],
[ac_fftw=no])
case ${ac_fftw} in
no)
echo WARNING libfftw3 not found FFT routines will not work
;;
yes)
AM_LDFLAGS="$AM_LDFLAGS -lfftw3 -lfftw3f"
esac
################ Get compiler informations ################ Get compiler informations
AC_LANG([C++]) AC_LANG([C++])
AX_CXX_COMPILE_STDCXX_11([noext],[mandatory]) AX_CXX_COMPILE_STDCXX_11([noext],[mandatory])
@ -103,7 +86,6 @@ AC_DEFINE_UNQUOTED([GXX_VERSION],["$GXX_VERSION"],
############### Checks for library functions ############### Checks for library functions
CXXFLAGS_CPY=$CXXFLAGS CXXFLAGS_CPY=$CXXFLAGS
LDFLAGS_CPY=$LDFLAGS LDFLAGS_CPY=$LDFLAGS
LIBS_CPY=$LIBS
CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS" CXXFLAGS="$AM_CXXFLAGS $CXXFLAGS"
LDFLAGS="$AM_LDFLAGS $LDFLAGS" LDFLAGS="$AM_LDFLAGS $LDFLAGS"
AC_CHECK_FUNCS([gettimeofday]) AC_CHECK_FUNCS([gettimeofday])
@ -122,6 +104,11 @@ if test "${ac_LAPACK}x" != "nox"; then
AC_CHECK_LIB([lapack],[LAPACKE_sbdsdc],[], AC_CHECK_LIB([lapack],[LAPACKE_sbdsdc],[],
[AC_MSG_ERROR("LAPACK enabled but library not found")]) [AC_MSG_ERROR("LAPACK enabled but library not found")])
fi fi
AC_CHECK_LIB([fftw3],[fftw_execute],
[AC_DEFINE([HAVE_FFTW],[1],[Define to 1 if you have the `FFTW' library (-lfftw3).])]
[have_fftw=true]
[LIBS="$LIBS -lfftw3 -lfftw3f"],
[AC_MSG_WARN([**** FFTW library not found, Grid can still compile but FFT-based routines will not work ****])])
CXXFLAGS=$CXXFLAGS_CPY CXXFLAGS=$CXXFLAGS_CPY
LDFLAGS=$LDFLAGS_CPY LDFLAGS=$LDFLAGS_CPY
@ -337,12 +324,15 @@ Summary of configuration for $PACKAGE v$VERSION
- RNG choice : ${ac_RNG} - RNG choice : ${ac_RNG}
- GMP : `if test "x$have_gmp" = xtrue; then echo yes; else echo no; fi` - GMP : `if test "x$have_gmp" = xtrue; then echo yes; else echo no; fi`
- LAPACK : ${ac_LAPACK} - LAPACK : ${ac_LAPACK}
- FFTW : ${ac_fftw} - FFTW : `if test "x$have_fftw" = xtrue; then echo yes; else echo no; fi`
- build DOXYGEN documentation : `if test "x$enable_doc" = xyes; then echo yes; else echo no; fi` - build DOXYGEN documentation : `if test "x$enable_doc" = xyes; then echo yes; else echo no; fi`
- graphs and diagrams : `if test "x$enable_dot" = xyes; then echo yes; else echo no; fi` - graphs and diagrams : `if test "x$enable_dot" = xyes; then echo yes; else echo no; fi`
----- BUILD FLAGS ------------------------------------- ----- BUILD FLAGS -------------------------------------
- CXXFLAGS: "${AM_CXXFLAGS} ${CXXFLAGS}" - CXXFLAGS:
- LDFLAGS: "${AM_LDFLAGS} ${LDFLAGS}" `echo ${AM_CXXFLAGS} ${CXXFLAGS} | sed 's/ -/\n\t-/g' | sed 's/^-/\t-/g'`
- LIBS: "${LIBS} " - LDFLAGS:
`echo ${AM_LDFLAGS} ${LDFLAGS} | sed 's/ -/\n\t-/g' | sed 's/^-/\t-/g'`
- LIBS:
`echo ${LIBS} | sed 's/ -/\n\t-/g' | sed 's/^-/\t-/g'`
------------------------------------------------------- -------------------------------------------------------
" "