Merge pull request #382 from lu1and10/cmake-ci

Cmake CI for 3 OSes (6 combos total).

.github/workflows/cmake_ci.yml

@@ -0,0 +1,72 @@
+name: cmake ci linux macos windows
+on: [push]
+
+jobs:
+  Test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - windows-2022
+          - ubuntu-22.04
+          - macos-12
+        compiler:
+          - llvm
+          - gcc
+          # you can specify the version after `-` like `llvm-13.0.0`.
+        generator:
+          - "Ninja"
+        build_type:
+          - Release
+        finufft_static_linking:
+          - ON
+        include:
+          - os: "windows-2022"
+            compiler: "msvc"
+            generator: "Ninja"
+            build_type: "Release"
+            finufft_static_linking: "OFF"
+        exclude:
+          - os: "windows-2022"
+            compiler: "gcc"
+            generator: "Ninja"
+            build_type: "Release"
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Cpp
+        uses: aminya/setup-cpp@v1
+        with:
+          compiler: ${{ matrix.compiler }}
+          vcvarsall: ${{ contains(matrix.os, 'windows') }}
+          cmake: true
+          ninja: true
+          vcpkg: false
+          cppcheck: false
+          clangtidy: false
+
+      - name: Install macOS dependencies
+        if: runner.os == 'macOS'
+        run: |
+          brew install fftw
+
+      - name: Configure Cmake
+        run: |
+          cmake -S . -B ./build -G "${{matrix.generator}}" -DCMAKE_BUILD_TYPE:STRING=${{matrix.build_type}} -DFINUFFT_BUILD_TESTS=ON -DFINUFFT_STATIC_LINKING=${{matrix.finufft_static_linking}}
+
+      - name: Build
+        run: |
+          cmake --build ./build --config ${{matrix.build_type}}
+
+      - name: Test
+        working-directory: ./build
+        run: |
+          ctest -C ${{matrix.build_type}}
+
+      # may change to cpack and action-gh-release later
+      - name: Upload static and shared lib
+        uses: actions/upload-artifact@v3
+        with:
+          name: ${{matrix.os}}-${{matrix.compiler}}-finufft-lib
+          path: ${{runner.workspace}}/finufft/build/*finufft*

CMakeLists.txt

@@ -30,6 +30,7 @@ option(FINUFFT_ENABLE_SANITIZERS "Whether to enable sanitizers, only effective f
 option(FINUFFT_USE_OPENMP "Whether to use OpenMP for parallelization. If disabled, the finufft library will be single threaded. This does not affect the choice of FFTW library." ON)
 option(FINUFFT_USE_CUDA "Whether to build CUDA accelerated FINUFFT library (libcufinufft). This is completely independent of the main FINUFFT library" OFF)
 option(FINUFFT_USE_CPU "Whether to build the ordinary FINUFFT library (libfinufft)." ON)
+option(FINUFFT_STATIC_LINKING "Whether to link the static FINUFFT library (libfinufft_static)." ON)
 # sphinx tag (don't remove): @cmake_opts_end
 
 if(FINUFFT_USE_CPU)
@@ -84,6 +85,25 @@ function(enable_asan target)
     endif ()
 endfunction()
 
+# Utility function to link static/dynamic lib
+function(finufft_link_test target)
+  if(FINUFFT_STATIC_LINKING)
+      target_link_libraries(${target} PRIVATE finufft_static)
+      if(FINUFFT_USE_OPENMP)
+          target_link_libraries(${target} PRIVATE OpenMP::OpenMP_CXX)
+          if(WIN32)
+              target_link_options(${target} PRIVATE ${OpenMP_CXX_FLAGS})
+          endif()
+      endif()
+  else()
+      target_link_libraries(${target} PRIVATE finufft)
+      if(WIN32)
+          target_compile_definitions(${target} PRIVATE FINUFFT_DLL)
+      endif()
+  endif()
+  enable_asan(${target})
+endfunction()
+
 # Utility function to set finufft compilation options.
 function(set_finufft_options target)
     set_property(TARGET ${target} PROPERTY POSITION_INDEPENDENT_CODE ON)
@@ -132,20 +152,38 @@ if(FINUFFT_USE_CPU)
     target_link_libraries(finufft_f32 PUBLIC ${FINUFFT_FFTW_LIBRARIES})
 
     add_library(finufft_f64 OBJECT ${FINUFFT_PRECISION_DEPENDENT_SOURCES})
+    target_compile_definitions(finufft_f64 PRIVATE)
     set_finufft_options(finufft_f64)
     target_link_libraries(finufft_f64 PUBLIC ${FINUFFT_FFTW_LIBRARIES})
 
+    if(WIN32)
+        add_library(finufft_f32_dll OBJECT ${FINUFFT_PRECISION_DEPENDENT_SOURCES})
+        target_compile_definitions(finufft_f32_dll PRIVATE SINGLE dll_EXPORTS FINUFFT_DLL)
+        set_finufft_options(finufft_f32_dll)
+        target_link_libraries(finufft_f32_dll PUBLIC ${FINUFFT_FFTW_LIBRARIES})
+
+        add_library(finufft_f64_dll OBJECT ${FINUFFT_PRECISION_DEPENDENT_SOURCES})
+        target_compile_definitions(finufft_f64_dll PRIVATE dll_EXPORTS FINUFFT_DLL)
+        set_finufft_options(finufft_f64_dll)
+        target_link_libraries(finufft_f64_dll PUBLIC ${FINUFFT_FFTW_LIBRARIES})
+    endif()
+
     add_library(finufft SHARED src/utils_precindep.cpp contrib/legendre_rule_fast.cpp)
+    target_compile_definitions(finufft PRIVATE dll_EXPORTS FINUFFT_DLL)
     set_finufft_options(finufft)
-    target_link_libraries(finufft PUBLIC finufft_f32 finufft_f64)
+    if(NOT WIN32)
+        target_link_libraries(finufft PUBLIC finufft_f32 finufft_f64)
+    else()
+        target_link_libraries(finufft PUBLIC finufft_f32_dll finufft_f64_dll)
+    endif()
     # windows does not have a math library, so we need to exclude it
     if(NOT WIN32)
         target_link_libraries(finufft PUBLIC m)
     endif()
     target_include_directories(finufft PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
 
     add_library(finufft_static STATIC src/utils_precindep.cpp contrib/legendre_rule_fast.cpp)
-    set_finufft_options(finufft)
+    set_finufft_options(finufft_static)
     target_link_libraries(finufft_static PUBLIC finufft_f32 finufft_f64)
     # windows does not have a math library, so we need to exclude it
     if(NOT WIN32)

examples/CMakeLists.txt

@@ -5,17 +5,20 @@ set(EXAMPLES_C guru1d1c simple1d1c simple1d1cf)
 foreach(EXAMPLE ${EXAMPLES})
     add_executable(${EXAMPLE} ${EXAMPLE}.cpp)
     target_link_libraries(${EXAMPLE} PRIVATE finufft)
+    enable_asan(${EXAMPLE})
 endforeach()
 
 foreach(EXAMPLE ${EXAMPLES_C})
     add_executable(${EXAMPLE} ${EXAMPLE}.c)
     target_link_libraries(${EXAMPLE} PRIVATE finufft)
+    enable_asan(${EXAMPLE})
 endforeach()
 
 if(FINUFFT_USE_OPENMP)
   foreach(EXAMPLE ${EXAMPLES_OPENMP})
     add_executable(${EXAMPLE} ${EXAMPLE}.cpp)
     target_link_libraries(${EXAMPLE} PRIVATE finufft)
+    enable_asan(${EXAMPLE})
   endforeach()
 endif()
 

include/finufft/spreadinterp.h

@@ -29,26 +29,26 @@ namespace finufft {
   namespace spreadinterp {
 
 // things external (spreadinterp) interface needs...
-int spreadinterp(BIGINT N1, BIGINT N2, BIGINT N3, FLT *data_uniform,
+FINUFFT_EXPORT int FINUFFT_CDECL spreadinterp(BIGINT N1, BIGINT N2, BIGINT N3, FLT *data_uniform,
 		 BIGINT M, FLT *kx, FLT *ky, FLT *kz,
 		 FLT *data_nonuniform, finufft_spread_opts opts);
-int spreadcheck(BIGINT N1, BIGINT N2, BIGINT N3,
+FINUFFT_EXPORT int FINUFFT_CDECL spreadcheck(BIGINT N1, BIGINT N2, BIGINT N3,
                  BIGINT M, FLT *kx, FLT *ky, FLT *kz, finufft_spread_opts opts);
-int indexSort(BIGINT* sort_indices, BIGINT N1, BIGINT N2, BIGINT N3, BIGINT M, 
+FINUFFT_EXPORT int FINUFFT_CDECL indexSort(BIGINT* sort_indices, BIGINT N1, BIGINT N2, BIGINT N3, BIGINT M, 
                FLT *kx, FLT *ky, FLT *kz, finufft_spread_opts opts);
-int interpSorted(BIGINT* sort_indices,BIGINT N1, BIGINT N2, BIGINT N3, 
+FINUFFT_EXPORT int FINUFFT_CDECL interpSorted(BIGINT* sort_indices,BIGINT N1, BIGINT N2, BIGINT N3, 
 		      FLT *data_uniform,BIGINT M, FLT *kx, FLT *ky, FLT *kz,
 		 FLT *data_nonuniform, finufft_spread_opts opts, int did_sort);
-int spreadSorted(BIGINT* sort_indices,BIGINT N1, BIGINT N2, BIGINT N3, 
+FINUFFT_EXPORT int FINUFFT_CDECL spreadSorted(BIGINT* sort_indices,BIGINT N1, BIGINT N2, BIGINT N3, 
 		      FLT *data_uniform,BIGINT M, FLT *kx, FLT *ky, FLT *kz,
 		 FLT *data_nonuniform, finufft_spread_opts opts, int did_sort);
-int spreadinterpSorted(BIGINT* sort_indices,BIGINT N1, BIGINT N2, BIGINT N3, 
+FINUFFT_EXPORT int FINUFFT_CDECL spreadinterpSorted(BIGINT* sort_indices,BIGINT N1, BIGINT N2, BIGINT N3, 
                        FLT *data_uniform,BIGINT M, FLT *kx, FLT *ky, FLT *kz,
                        FLT *data_nonuniform, finufft_spread_opts opts,
                        int did_sort);
-FLT evaluate_kernel(FLT x,const finufft_spread_opts &opts);
-FLT evaluate_kernel_noexp(FLT x,const finufft_spread_opts &opts);
-int setup_spreader(finufft_spread_opts &opts,FLT eps,double upsampfac,
+FINUFFT_EXPORT FLT FINUFFT_CDECL evaluate_kernel(FLT x,const finufft_spread_opts &opts);
+FINUFFT_EXPORT FLT FINUFFT_CDECL evaluate_kernel_noexp(FLT x,const finufft_spread_opts &opts);
+FINUFFT_EXPORT int FINUFFT_CDECL setup_spreader(finufft_spread_opts &opts,FLT eps,double upsampfac,
                    int kerevalmeth, int debug, int showwarn, int dim);
 
   }    // namespace

include/finufft/utils.h

@@ -10,13 +10,13 @@ namespace finufft {
   namespace utils {
 
 // ahb's low-level array helpers
-FLT relerrtwonorm(BIGINT n, CPX* a, CPX* b);
-FLT errtwonorm(BIGINT n, CPX* a, CPX* b);
-FLT twonorm(BIGINT n, CPX* a);
-FLT infnorm(BIGINT n, CPX* a);
-void arrayrange(BIGINT n, FLT* a, FLT *lo, FLT *hi);
-void indexedarrayrange(BIGINT n, BIGINT* i, FLT* a, FLT *lo, FLT *hi);
-void arraywidcen(BIGINT n, FLT* a, FLT *w, FLT *c);
+FINUFFT_EXPORT FLT FINUFFT_CDECL relerrtwonorm(BIGINT n, CPX* a, CPX* b);
+FINUFFT_EXPORT FLT FINUFFT_CDECL errtwonorm(BIGINT n, CPX* a, CPX* b);
+FINUFFT_EXPORT FLT FINUFFT_CDECL twonorm(BIGINT n, CPX* a);
+FINUFFT_EXPORT FLT FINUFFT_CDECL infnorm(BIGINT n, CPX* a);
+FINUFFT_EXPORT void FINUFFT_CDECL arrayrange(BIGINT n, FLT* a, FLT *lo, FLT *hi);
+FINUFFT_EXPORT void FINUFFT_CDECL indexedarrayrange(BIGINT n, BIGINT* i, FLT* a, FLT *lo, FLT *hi);
+FINUFFT_EXPORT void FINUFFT_CDECL arraywidcen(BIGINT n, FLT* a, FLT *w, FLT *c);
 
   }    // namespace
 }    // namespace

include/finufft/utils_precindep.h

@@ -12,10 +12,10 @@
 namespace finufft {
   namespace utils {
 
-  BIGINT next235even(BIGINT n);
+  FINUFFT_EXPORT BIGINT FINUFFT_CDECL next235even(BIGINT n);
 
   // jfm's timer class
-  class CNTime {
+  class FINUFFT_EXPORT CNTime {
   public:
     void start();
     double restart();
@@ -35,7 +35,7 @@ namespace finufft {
 #include <random>
 namespace finufft {
   namespace utils {
-  int rand_r(unsigned int *seedp);
+  FINUFFT_EXPORT int FINUFFT_CDECL rand_r(unsigned int *seedp);
   }   // namespace
 }   // namespace
 #endif

include/finufft_eitherprec.h

@@ -38,6 +38,38 @@
 // the plan object pointed to... (doesn't need to be even defined here)
 #define FINUFFT_PLAN_S FINUFFTIFY(_plan_s)
 
+/* IMPORTANT: for Windows compilers, you should add a line
+        #define FINUFFT_DLL
+   here if you are compiling/using FINUFFT as a DLL,
+   in order to do the proper importing/exporting, or
+   alternatively compile with -DFINUFFT_DLL or the equivalent
+   command-line flag.  This is not necessary under MinGW/Cygwin, where
+   libtool does the imports/exports automatically.
+   Alternatively use include(GenerateExportHeader) and
+   generate_export_header(finufft) to auto generate an header containing
+   these defines.The main reason is that if msvc changes the way it deals
+   with it in the future we just need to update cmake for it to work
+   instead of having a check on the msvc version. */
+#if defined(FINUFFT_DLL) && (defined(_WIN32) || defined(__WIN32__))
+#  if defined(dll_EXPORTS)
+#    define FINUFFT_EXPORT __declspec(dllexport)
+#  else
+#    define FINUFFT_EXPORT __declspec(dllimport)
+#  endif
+#else
+#  define FINUFFT_EXPORT
+#endif
+
+/* specify calling convention (Windows only)
+   The cdecl calling convention is actually not the default in all but a very
+   few C/C++ compilers.
+   If the user code changes the default compiler calling convention, may need
+   this when generating DLL. */
+#if defined(_WIN32) || defined(__WIN32__)
+#  define FINUFFT_CDECL __cdecl
+#else
+#  define FINUFFT_CDECL
+#endif
 
 ////////////////////////////////////////////////////////////////////
 // PUBLIC METHOD INTERFACES. All are C-style even when used from C++...
@@ -55,52 +87,52 @@ typedef struct FINUFFT_PLAN_S * FINUFFT_PLAN;
 // ------------------ the guru interface ------------------------------------
 // (sources in finufft.cpp)
 
-  void FINUFFTIFY(_default_opts)(finufft_opts *o);
-  int FINUFFTIFY(_makeplan)(int type, int dim, FINUFFT_BIGINT* n_modes, int iflag, int n_transf, FINUFFT_FLT tol, FINUFFT_PLAN* plan, finufft_opts* o);
-  int FINUFFTIFY(_setpts)(FINUFFT_PLAN plan , FINUFFT_BIGINT M, FINUFFT_FLT *xj, FINUFFT_FLT *yj, FINUFFT_FLT *zj, FINUFFT_BIGINT N, FINUFFT_FLT *s, FINUFFT_FLT *t, FINUFFT_FLT *u); 
-  int FINUFFTIFY(_execute)(FINUFFT_PLAN plan, FINUFFT_CPX* weights, FINUFFT_CPX* result);
-  int FINUFFTIFY(_destroy)(FINUFFT_PLAN plan);
+  FINUFFT_EXPORT void FINUFFT_CDECL FINUFFTIFY(_default_opts)(finufft_opts *o);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(_makeplan)(int type, int dim, FINUFFT_BIGINT* n_modes, int iflag, int n_transf, FINUFFT_FLT tol, FINUFFT_PLAN* plan, finufft_opts* o);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(_setpts)(FINUFFT_PLAN plan , FINUFFT_BIGINT M, FINUFFT_FLT *xj, FINUFFT_FLT *yj, FINUFFT_FLT *zj, FINUFFT_BIGINT N, FINUFFT_FLT *s, FINUFFT_FLT *t, FINUFFT_FLT *u);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(_execute)(FINUFFT_PLAN plan, FINUFFT_CPX* weights, FINUFFT_CPX* result);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(_destroy)(FINUFFT_PLAN plan);
 
 
 // ----------------- the 18 simple interfaces -------------------------------
 // (sources in simpleinterfaces.cpp)
 
-  int FINUFFTIFY(1d1)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(1d1)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
                       FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(1d1many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(1d1many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
                          FINUFFT_CPX* fk, finufft_opts *opts);
 
-  int FINUFFTIFY(1d2)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(1d2)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
                       FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(1d2many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(1d2many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT ms,
                           FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(1d3)(FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_CPX* c,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_CPX* f, finufft_opts *opts);
-  int FINUFFTIFY(1d3many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_CPX* c,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_CPX* f, finufft_opts *opts);
-  int FINUFFTIFY(2d1)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(1d3)(FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_CPX* c,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_CPX* f, finufft_opts *opts);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(1d3many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_CPX* c,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_CPX* f, finufft_opts *opts);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(2d1)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
 	       FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(2d1many)(int ndata, FINUFFT_BIGINT nj, FINUFFT_FLT* xj, FINUFFT_FLT *yj, FINUFFT_CPX* c, int iflag,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(2d1many)(int ndata, FINUFFT_BIGINT nj, FINUFFT_FLT* xj, FINUFFT_FLT *yj, FINUFFT_CPX* c, int iflag,
                    FINUFFT_FLT eps, FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(2d2)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(2d2)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
 	       FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(2d2many)(int ndata, FINUFFT_BIGINT nj, FINUFFT_FLT* xj, FINUFFT_FLT *yj, FINUFFT_CPX* c, int iflag,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(2d2many)(int ndata, FINUFFT_BIGINT nj, FINUFFT_FLT* xj, FINUFFT_FLT *yj, FINUFFT_CPX* c, int iflag,
                    FINUFFT_FLT eps, FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(2d3)(FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_FLT* t, FINUFFT_CPX* fk, finufft_opts *opts);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(2d3)(FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_FLT* t, FINUFFT_CPX* fk, finufft_opts *opts);
 
-  int FINUFFTIFY(2d3many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_FLT* t, FINUFFT_CPX* fk, finufft_opts *opts);
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(2d3many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,FINUFFT_BIGINT nk, FINUFFT_FLT* s, FINUFFT_FLT* t, FINUFFT_CPX* fk, finufft_opts *opts);
 
-  int FINUFFTIFY(3d1)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(3d1)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
 	       FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_BIGINT mu, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(3d1many)(int ntransfs, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(3d1many)(int ntransfs, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
 	       FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_BIGINT mu, FINUFFT_CPX* fk, finufft_opts *opts);
 
-  int FINUFFTIFY(3d2)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(3d2)(FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
 	       FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_BIGINT mu, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(3d2many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(3d2many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* xj,FINUFFT_FLT *yj,FINUFFT_FLT *zj,FINUFFT_CPX* cj,int iflag,FINUFFT_FLT eps,
 	       FINUFFT_BIGINT ms, FINUFFT_BIGINT mt, FINUFFT_BIGINT mu, FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(3d3)(FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_FLT *z, FINUFFT_CPX* cj,int iflag,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(3d3)(FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_FLT *z, FINUFFT_CPX* cj,int iflag,
 	       FINUFFT_FLT eps,FINUFFT_BIGINT nk,FINUFFT_FLT* s, FINUFFT_FLT* t, FINUFFT_FLT *u,
 	       FINUFFT_CPX* fk, finufft_opts *opts);
-  int FINUFFTIFY(3d3many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_FLT *z, FINUFFT_CPX* cj,int iflag,
+  FINUFFT_EXPORT int FINUFFT_CDECL FINUFFTIFY(3d3many)(int ntransf, FINUFFT_BIGINT nj,FINUFFT_FLT* x,FINUFFT_FLT *y,FINUFFT_FLT *z, FINUFFT_CPX* cj,int iflag,
 	       FINUFFT_FLT eps,FINUFFT_BIGINT nk,FINUFFT_FLT* s, FINUFFT_FLT* t, FINUFFT_FLT *u,
 	       FINUFFT_CPX* fk, finufft_opts *opts);