LIBRARY_DIRS may be found with pkg-config now

modules/find/FindBLASEXT.cmake

@@ -305,29 +305,30 @@ if(BLAS_SEQ_LIBRARIES)
   set(BLAS_LINKER_FLAGS "${BLAS_SEQ_LINKER_FLAGS}")
 endif()
 
-# extract libs paths
-# remark: because it is not given by find_package(BLAS)
-set(BLAS_LIBRARY_DIRS "")
-string(REPLACE " " ";" BLAS_LIBRARIES "${BLAS_LIBRARIES}")
-foreach(blas_lib ${BLAS_LIBRARIES})
-  if (EXISTS "${blas_lib}")
-    get_filename_component(a_blas_lib_dir "${blas_lib}" PATH)
-    list(APPEND BLAS_LIBRARY_DIRS "${a_blas_lib_dir}" )
-  else()
-    string(REPLACE "-L" "" blas_lib "${blas_lib}")
+# extract libs paths if not given by find_package(BLAS)
+if (NOT BLAS_LIBRARY_DIRS)
+  set(BLAS_LIBRARY_DIRS "")
+  string(REPLACE " " ";" BLAS_LIBRARIES "${BLAS_LIBRARIES}")
+  foreach(blas_lib ${BLAS_LIBRARIES})
     if (EXISTS "${blas_lib}")
-      list(APPEND BLAS_LIBRARY_DIRS "${blas_lib}" )
-    else()
       get_filename_component(a_blas_lib_dir "${blas_lib}" PATH)
-      if (EXISTS "${a_blas_lib_dir}")
-        list(APPEND BLAS_LIBRARY_DIRS "${a_blas_lib_dir}" )
+      list(APPEND BLAS_LIBRARY_DIRS "${a_blas_lib_dir}" )
+    else()
+      string(REPLACE "-L" "" blas_lib "${blas_lib}")
+      if (EXISTS "${blas_lib}")
+        list(APPEND BLAS_LIBRARY_DIRS "${blas_lib}" )
+      else()
+        get_filename_component(a_blas_lib_dir "${blas_lib}" PATH)
+        if (EXISTS "${a_blas_lib_dir}")
+          list(APPEND BLAS_LIBRARY_DIRS "${a_blas_lib_dir}" )
+        endif()
       endif()
     endif()
-  endif()
-endforeach()
-if (BLAS_LIBRARY_DIRS)
-  list(REMOVE_DUPLICATES BLAS_LIBRARY_DIRS)
-endif ()
+  endforeach()
+  if (BLAS_LIBRARY_DIRS)
+    list(REMOVE_DUPLICATES BLAS_LIBRARY_DIRS)
+  endif ()
+endif(NOT BLAS_LIBRARY_DIRS)
 
 # check that BLASEXT has been found
 # ---------------------------------

modules/find/FindLAPACKEXT.cmake

@@ -245,29 +245,30 @@ if (LAPACK_SEQ_LIBRARIES)
   set(LAPACK_LIBRARIES "${LAPACK_SEQ_LIBRARIES}")
 endif()
 
-# extract libs paths
-# remark: because it is not given by find_package(LAPACK)
-set(LAPACK_LIBRARY_DIRS "")
-string(REPLACE " " ";" LAPACK_LIBRARIES "${LAPACK_LIBRARIES}")
-foreach(lapack_lib ${LAPACK_LIBRARIES})
-  if (EXISTS "${lapack_lib}")
-    get_filename_component(a_lapack_lib_dir "${lapack_lib}" PATH)
-    list(APPEND LAPACK_LIBRARY_DIRS "${a_lapack_lib_dir}" )
-  else()
-    string(REPLACE "-L" "" lapack_lib "${lapack_lib}")
+# extract libs paths if not given by find_package(LAPACK)
+if (NOT LAPACK_LIBRARY_DIRS)
+  set(LAPACK_LIBRARY_DIRS "")
+  string(REPLACE " " ";" LAPACK_LIBRARIES "${LAPACK_LIBRARIES}")
+  foreach(lapack_lib ${LAPACK_LIBRARIES})
     if (EXISTS "${lapack_lib}")
-      list(APPEND LAPACK_LIBRARY_DIRS "${lapack_lib}" )
-    else()
       get_filename_component(a_lapack_lib_dir "${lapack_lib}" PATH)
-      if (EXISTS "${a_lapack_lib_dir}")
-        list(APPEND LAPACK_LIBRARY_DIRS "${a_lapack_lib_dir}" )
+      list(APPEND LAPACK_LIBRARY_DIRS "${a_lapack_lib_dir}" )
+    else()
+      string(REPLACE "-L" "" lapack_lib "${lapack_lib}")
+      if (EXISTS "${lapack_lib}")
+        list(APPEND LAPACK_LIBRARY_DIRS "${lapack_lib}" )
+      else()
+        get_filename_component(a_lapack_lib_dir "${lapack_lib}" PATH)
+        if (EXISTS "${a_lapack_lib_dir}")
+          list(APPEND LAPACK_LIBRARY_DIRS "${a_lapack_lib_dir}" )
+        endif()
       endif()
     endif()
-  endif()
-endforeach()
-if (LAPACK_LIBRARY_DIRS)
-  list(REMOVE_DUPLICATES LAPACK_LIBRARY_DIRS)
-endif ()
+  endforeach()
+  if (LAPACK_LIBRARY_DIRS)
+    list(REMOVE_DUPLICATES LAPACK_LIBRARY_DIRS)
+  endif ()
+endif (NOT LAPACK_LIBRARY_DIRS)
 
 # check that LAPACKEXT has been found
 # -----------------------------------