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Produce a configure-error if fftw3f is not available but the BMWlibs should be built.

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Bastian M. Wojek 2011-03-23 12:01:14 +00:00
parent 56799142dc
commit e346f9c5c4
1 changed files with 2 additions and 1 deletions
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3
configure.ac
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@ -511,7 +511,8 @@ if test "${BUILD_BMW_LIBS}" = "1"; then
AC_DEFINE([HAVE_LIBFFTW3_THREADS], [1], [Define to 1 if fftw3_threads are available])], [], [-lpthread])
# Check for fftw3f library. If it is not available the BMWlibs will not be built!
AC_SEARCH_LIBS([fftwf_malloc], [fftw3f], [FFTW3_LIBS="$FFTW3_LIBS -lfftw3f"], [BUILD_BMW_LIBS=0
AC_MSG_WARN([The float version of FFTW3 is not available. The BMWlibs will not be built!])], [])
AC_MSG_ERROR([The float version of FFTW3 is not available. When building FFTW3 from source it should be configured with the options
--enable-shared --enable-float. Without this library the BMWlibs cannot be built!])], [])
if test "${BUILD_BMW_LIBS}" = "1"; then
AC_SEARCH_LIBS([fftwf_init_threads], [fftw3f_threads], [FFTW3_LIBS="$FFTW3_LIBS -lfftw3f_threads -lpthread"
AC_DEFINE([HAVE_LIBFFTW3F_THREADS], [1], [Define to 1 if fftw3f_threads are available])], [], [-lpthread])