Ticket #49373: Portfile-fftw-3.diff

Portfile

@@ -50 +50 @@
     yosemite-libtool.patch \
     leopard-no-memalign.patch
 
+variant pfft_patches description {Apply patches recommended for use as dependency of pfft port} {
+    if {![mpi_variant_isset]} {
+        ui_warn "Variant +pfft_patches has no effect without setting an MPI variant."
+    }
+
+    # Cut from scripts at https://www-user.tu-chemnitz.de/~potts/workgroup/pippig/software.php.en#fftwinstall,
+    #Important: Within these scripts we apply the following patches that have been submitted to FFTW but are not yet included in FFTW-3.3.4:
+    #  We add two more global transposition algorithms to the planner.
+    #  We patch file mpi/transpose-pairwise.c in order to fix a double free bug.
+    patchfiles-append patch-pfft.diff
+
+    # mpi/Makefile.am is modified, and effects are complicated to emulate with a patch to mpi/Makefile.in
+    use_autoreconf yes
+}
+
 # don't change configure.cc, etc. since we'll take care of that manually with
 # MPICC env var
 mpi.setup
@@ -210 +225 @@
 
 pre-configure {
     if {[mpi_variant_isset]} {
-        configure.env           MPICC=${mpi.cc}
+        # MPIRUN is needed for test phase
+        configure.env           MPICC=${mpi.cc} MPIRUN=${mpi.exec}
         configure.args-append   --enable-mpi
     }
 }