Testing mpich build

also fixed bug

CMakeLists.txt

@@ -82,7 +82,7 @@ if(DTFFT_BUILD_SHARED)
 else()
   add_library(dtfft STATIC)
 endif()
-target_include_directories(dtfft PRIVATE $<$<COMPILE_LANGUAGE:Fortran>:${PROJECT_SOURCE_DIR}/src/include>)
+target_include_directories(dtfft PRIVATE ${PROJECT_SOURCE_DIR}/src/include)
 target_include_directories(dtfft PRIVATE ${PROJECT_BINARY_DIR})
 
 set(DTFFT_MODULE_DIR ${PROJECT_BINARY_DIR}/mod)
@@ -91,7 +91,7 @@ set_target_properties(dtfft PROPERTIES VERSION ${CMAKE_PROJECT_VERSION})
 set(DTFFT_HEADER_DIR "${PROJECT_SOURCE_DIR}/include")
 SET(DTFFT_MODULE "${DTFFT_MODULE_DIR}/dtfft.mod")
 SET(DTFFT_HEADERS "${DTFFT_MODULE};${DTFFT_HEADER_DIR}/dtfft.f03")
-target_link_libraries(dtfft PRIVATE MPI::MPI_Fortran)
+target_link_libraries(dtfft PRIVATE MPI::MPI_Fortran MPI::MPI_C)
 if(DTFFT_BUILD_C_CXX_API)
   set(DTFFT_HEADERS "${DTFFT_HEADERS};${DTFFT_HEADER_DIR}/dtfft.h;${DTFFT_HEADER_DIR}/dtfft.hpp;${DTFFT_CONF_HEADER}")
   target_link_libraries(dtfft PRIVATE MPI::MPI_CXX)

src/dtfft_core_m.F90

@@ -1023,7 +1023,7 @@ integer(IP) function check_create_args(self, dims, comm, precision, effort_flag,
     endif
     if ( self%executor_type == DTFFT_EXECUTOR_NONE ) self%is_transpose_plan = .true.
 
-    if ( present(kinds) ) then
+    if ( present(kinds) .and. .not. self%is_transpose_plan ) then
       do dim = 1, self%ndims
         if ( .not.any([(kinds(dim) == VALID_R2R_FFTS)]) ) then
           check_create_args = DTFFT_ERROR_INVALID_R2R_KINDS