diff options
Diffstat (limited to 'sci-electronics/ngspice/files/ngspice-27-autoconf_fftw3.patch')
-rw-r--r-- | sci-electronics/ngspice/files/ngspice-27-autoconf_fftw3.patch | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sci-electronics/ngspice/files/ngspice-27-autoconf_fftw3.patch b/sci-electronics/ngspice/files/ngspice-27-autoconf_fftw3.patch new file mode 100644 index 000000000000..d490938d2099 --- /dev/null +++ b/sci-electronics/ngspice/files/ngspice-27-autoconf_fftw3.patch @@ -0,0 +1,26 @@ +--- a/configure.ac ++++ b/configure.ac +@@ -191,6 +191,10 @@ + AC_ARG_WITH([ngshared], + [AS_HELP_STRING([--with-ngshared], [Compiles ngspice as shared library (dll)])]) + ++# --with-fftw3: Use fftw3 for Fourier transforms. Default is "yes". ++AC_ARG_WITH([fftw3], ++ [AS_HELP_STRING([--with-fftw3[=yes/no]], [Use fftw3 for Fourier transforms. Default=yes.])]) ++ + # readline and editline cannot both be enabled + if test "x$with_editline" = xyes; then + if test "x$with_readline" = xyes; then +@@ -726,10 +730,12 @@ + # Look for math library: + AC_CHECK_LIB([m], [sqrt]) + AC_CHECK_HEADERS([float.h limits.h values.h ieeefp.h]) ++if test "x$with_fftw3" = xyes; then + AC_CHECK_HEADERS([fftw3.h]) + AC_CHECK_LIB([fftw3], [fftw_plan_dft_1d], + [AC_DEFINE([HAVE_LIBFFTW3], [], [Have fft routines in libfftw3]) + LIBS="$LIBS -lfftw3"]) ++fi + + # Check for a few mathematical functions: + AC_CHECK_FUNCS([erfc logb scalb scalbn asinh acosh atanh finite]) |