Print BLAS Vendor in CMake summary

Author: Growl1234

cmake/CollectBuildInfoVars.cmake

@@ -135,21 +135,50 @@ else()
     set(ABACUS_ELPA_VERSION "no")
 endif()
 
+# BLAS and FFTW libraries
 if(MKL_FOUND)
-    set(ABACUS_MKL_SUPPORT "yes (version unknown)")
-    find_path(MKL_VERSION_HEADER mkl_version.h PATHS ${MKL_INCLUDE} NO_DEFAULT_PATH)
-    if(MKL_VERSION_HEADER)
-        file(STRINGS "${MKL_VERSION_HEADER}" MKL_VERSION_LINE REGEX "^#define INTEL_MKL_VERSION [0-9]+")
-        string(REGEX REPLACE "^#define INTEL_MKL_VERSION ([0-9]+)" "\\1" MKL_VER_NUM "${MKL_VERSION_LINE}")
-        if(MKL_VER_NUM)
-            math(EXPR MKL_MAJOR "${MKL_VER_NUM} / 10000") 
-            math(EXPR MKL_MINOR "(${MKL_VER_NUM} % 10000) / 100") 
-            math(EXPR MKL_PATCH "${MKL_VER_NUM} % 100")
-            set(ABACUS_MKL_SUPPORT "yes (v${MKL_MAJOR}.${MKL_MINOR}.${MKL_PATCH})")
-        endif()
+  set(ABACUS_BLAS_VENDOR "MKL")
+  set(ABACUS_FFTW_VERSION "Using MKL")
+  set(ABACUS_MKL_SUPPORT "yes (version unknown)")
+  find_path(MKL_VERSION_HEADER mkl_version.h PATHS ${MKL_INCLUDE} NO_DEFAULT_PATH)
+  if(MKL_VERSION_HEADER)
+    file(STRINGS "${MKL_VERSION_HEADER}" MKL_VERSION_LINE REGEX "^#define INTEL_MKL_VERSION [0-9]+")
+    string(REGEX REPLACE "^#define INTEL_MKL_VERSION ([0-9]+)" "\\1" MKL_VER_NUM "${MKL_VERSION_LINE}")
+    if(MKL_VER_NUM)
+      math(EXPR MKL_MAJOR "${MKL_VER_NUM} / 10000")
+      math(EXPR MKL_MINOR "(${MKL_VER_NUM} % 10000) / 100")
+      math(EXPR MKL_PATCH "${MKL_VER_NUM} % 100")
+      set(ABACUS_MKL_SUPPORT "yes (v${MKL_MAJOR}.${MKL_MINOR}.${MKL_PATCH})")
     endif()
+  endif()
 else()
-    set(ABACUS_MKL_SUPPORT "no")
+  set(ABACUS_MKL_SUPPORT "no")
+  if(USE_SW)
+    set(ABACUS_BLAS_VENDOR "SW")
+    set(ABACUS_FFTW_VERSION "Using SW")
+  elseif(USE_KML)
+    set(ABACUS_BLAS_VENDOR "KML")
+    set(ABACUS_FFTW_VERSION "Using KML")
+  else()
+    set(ABACUS_BLAS_VENDOR "Generic BLAS")
+    if(FFTW3_VERSION)
+      set(ABACUS_FFTW_VERSION "yes (v${FFTW3_VERSION})")
+    else()
+      if(FFTW3_INCLUDE_DIR AND EXISTS "${FFTW3_INCLUDE_DIR}/fftw3.h")
+        file(STRINGS "${FFTW3_INCLUDE_DIR}/fftw3.h" _fftw_ver_line
+             REGEX "^#define[\t ]+FFTW_VERSION[\t ]+\"[^\"]+\"")
+        if(_fftw_ver_line)
+          string(REGEX REPLACE "^#define[\t ]+FFTW_VERSION[\t ]+\"([^\"]+)\"" "\\1"
+                 FFTW3_VERSION "${_fftw_ver_line}")
+          set(ABACUS_FFTW_VERSION "yes (v${FFTW3_VERSION})")
+        else()
+          set(ABACUS_FFTW_VERSION "yes (version unknown)")
+        endif()
+      else()
+        set(ABACUS_FFTW_VERSION "yes (version unknown)")
+      endif()
+    endif()
+  endif()
 endif()
 
 if(ENABLE_LIBXC AND Libxc_VERSION)
@@ -160,24 +189,6 @@ else()
     set(ABACUS_LIBXC_VERSION "no")
 endif()
 
-if(NOT USE_SW AND NOT MKL_FOUND AND FFTW3_VERSION)
-    set(ABACUS_FFTW_VERSION "yes (v${FFTW3_VERSION})")
-elseif(NOT USE_SW AND NOT MKL_FOUND)
-    if(FFTW3_INCLUDE_DIR AND EXISTS "${FFTW3_INCLUDE_DIR}/fftw3.h")
-        file(STRINGS "${FFTW3_INCLUDE_DIR}/fftw3.h" _fftw_ver_line REGEX "^#define[\t ]+FFTW_VERSION[\t ]+\"[^\"]+\"")
-        if(_fftw_ver_line)
-            string(REGEX REPLACE "^#define[\t ]+FFTW_VERSION[\t ]+\"([^\"]+)\"" "\\1" FFTW3_VERSION "${_fftw_ver_line}")
-            set(ABACUS_FFTW_VERSION "yes (v${FFTW3_VERSION})")
-        else()
-            set(ABACUS_FFTW_VERSION "yes (version unknown)")
-        endif()
-    else()
-        set(ABACUS_FFTW_VERSION "yes (version unknown)")
-    endif()
-else()
-    set(ABACUS_FFTW_VERSION "no (using MKL or SW)")
-endif()
-
 # Accelerators
 if(USE_CUDA AND CUDAToolkit_VERSION)
     set(ABACUS_CUDA_VERSION "yes (v${CUDAToolkit_VERSION})")
@@ -397,7 +408,7 @@ message(" OpenMP Support    : ${ABACUS_OPENMP_VERSION}")
 message(" -------------------------------------------------------------------")
 message(" LCAO Enabled      : ${ABACUS_LCAO_ENABLED}")
 message(" -------------------------------------------------------------------")
-message(" Math Libraries    : MKL    = ${ABACUS_MKL_SUPPORT}")
+message(" Math Libraries    : BLAS   = ${ABACUS_BLAS_VENDOR}")
 message("                     FFTW   = ${ABACUS_FFTW_VERSION}")
 message("                     ELPA   = ${ABACUS_ELPA_VERSION}")
 message(" Accelerators      : CUDA   = ${ABACUS_CUDA_VERSION}")