add a suffix to look for (pt)scotch headers in the system

CMakeModules/morse/find/FindBLAS.cmake

@@ -1028,16 +1028,20 @@ endif (BLA_VENDOR STREQUAL "NAS" OR BLA_VENDOR STREQUAL "All")
 # Generic BLAS library?
 if (BLA_VENDOR STREQUAL "Generic" OR BLA_VENDOR STREQUAL "All")
 
-    if(NOT BLAS_LIBRARIES)
+    set(BLAS_SEARCH_LIBS "blas;blas_LINUX;blas_MAC;blas_WINDOWS")
+    foreach (SEARCH_LIB ${BLAS_SEARCH_LIBS})
+        if (BLAS_LIBRARIES)
+        else ()
             check_fortran_libraries(
             BLAS_LIBRARIES
             BLAS
             sgemm
             ""
-        "blas"
+            "${SEARCH_LIB}"
             ""
             )
         endif()
+    endforeach ()
 
 endif (BLA_VENDOR STREQUAL "Generic" OR BLA_VENDOR STREQUAL "All")
 

CMakeModules/morse/find/FindPTSCOTCH.cmake

@@ -132,7 +132,8 @@ else()
         set(PTSCOTCH_ptscotch.h_DIRS "PTSCOTCH_ptscotch.h_DIRS-NOTFOUND")
         find_path(PTSCOTCH_ptscotch.h_DIRS
           NAMES ptscotch.h
-          HINTS ${_inc_env})
+          HINTS ${_inc_env}
+          PATH_SUFFIXES "scotch")
     endif()
 endif()
 mark_as_advanced(PTSCOTCH_ptscotch.h_DIRS)

CMakeModules/morse/find/FindSCOTCH.cmake

@@ -115,7 +115,8 @@ else()
         set(SCOTCH_scotch.h_DIRS "SCOTCH_scotch.h_DIRS-NOTFOUND")
         find_path(SCOTCH_scotch.h_DIRS
           NAMES scotch.h
-          HINTS ${_inc_env})
+          HINTS ${_inc_env}
+          PATH_SUFFIXES "scotch")
     endif()
 endif()
 mark_as_advanced(SCOTCH_scotch.h_DIRS)