More changes to improve flags BLAS++ and LAPACK++

Author: weslleyspereira

.github/workflows/cmake.yml

@@ -249,8 +249,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        sharedlib: [ ON, OFF ]
+        sharedlib: [ OFF, ON ]
         lapackpp: [ OFF ]
+        optblas: [ OFF, ON ]
+        optlapack: [ OFF, ON ]
+        exclude:
+          - optblas: ON
+            optlapack: ON
 
     steps:
 
@@ -261,12 +266,9 @@ jobs:
       uses: seanmiddleditch/gha-setup-ninja@16b940825621068d98711680b6c3ff92201f8fc0 # v3
 
     - name: Install the Basics
-      # Adding some noise to the system: libopenblas-dev liblapack-dev should not
-      # be linked to BLAS++ or LAPACK++.
       run: |
         sudo apt update
-        sudo apt install -y cmake gfortran
-        sudo apt purge libopenblas-dev liblapack-dev
+        sudo apt install -y cmake gfortran libopenblas-dev
 
     - name: Configure CMake
       run: >
@@ -279,26 +281,39 @@ jobs:
         -D BUILD_SHARED_LIBS:BOOL=${{ matrix.sharedlib }}
         -D BLAS++:BOOL=ON
         -D LAPACK++:BOOL=${{ matrix.lapackpp }}
+        -D USE_OPTIMIZED_BLAS:BOOL=${{ matrix.optblas }}
+        -D USE_OPTIMIZED_LAPACK:BOOL=${{ matrix.optlapack }}
 
     - name: Build
       run: cmake --build build --config ${{env.BUILD_TYPE}}
 
-    - name: Check dependencies of BLAS++
+    - name: Check dependencies of BLAS++ on BLAS and LAPACK
       working-directory: ${{github.workspace}}/build
       run: |
-        blaspp_blas=$(cat lib/cmake/blaspp/blasppConfig.cmake | grep "${{github.workspace}}/build/lib/libblas" | { grep -v grep || true; })
-        echo "blaspp_blas: $blaspp_blas"
-        if [[ -z $blaspp_blas ]]; then
-          echo "BLAS++ dependency to BLAS is not correct!"
-          echo "CMake could not find ${{github.workspace}}/build/lib/libblas in lib/cmake/blaspp/blasppConfig.cmake"
-          exit 1
-        fi
-        blaspp_lapack=$(cat lib/cmake/blaspp/blasppConfig.cmake | grep "${{github.workspace}}/build/lib/liblapack" | { grep -v grep || true; })
-        echo "blaspp_lapack: $blaspp_lapack"
-        if [[ -z $blaspp_lapack ]]; then
-          echo "BLAS++ dependency to LAPACK is not correct!"
-          echo "CMake could not find ${{github.workspace}}/build/lib/liblapack in lib/cmake/blaspp/blasppConfig.cmake"
-          exit 1
+        configFile="lib/cmake/blaspp/blasppConfig.cmake"
+        if [[ ${{ matrix.optblas }} == 'ON' || ${{ matrix.optlapack }} == 'ON' ]]; then
+          if grep -q "openblas" $configFile; then
+            echo "BLAS++ dependency to openblas is correct."
+          else
+            echo "CMake could not find openblas in $configFile:"
+            cat $configFile
+            exit 1
+          fi
+        else
+          if grep -q "${{github.workspace}}/build/lib/libblas" $configFile; then
+            echo "BLAS++ dependency to BLAS is correct."
+          else
+            echo "CMake could not find ${{github.workspace}}/build/lib/libblas in $configFile:"
+            cat $configFile
+            exit 1
+          fi
+          if grep -q "${{github.workspace}}/build/lib/liblapack" $configFile; then
+            echo "BLAS++ dependency to LAPACK is correct."
+          else
+            echo "CMake could not find ${{github.workspace}}/build/lib/liblapack in $configFile:"
+            cat $configFile
+            exit 1
+          fi
         fi
 
     - name: Install

CMakeLists.txt

@@ -438,21 +438,55 @@ if (BLAS++ OR LAPACK++)
   endif()
 
   # Adds target blaspp
-  add_custom_target( blaspp ALL
+  add_custom_target( blaspp ALL DEPENDS blaspp-cmd )
+  add_custom_command( OUTPUT blaspp-cmd
+    WORKING_DIRECTORY "${blaspp_SOURCE_DIR}"
+    COMMENT "Building BLAS++" )
+
+  # Set up information about the BLAS and LAPACK libraries
+  if(NOT BLAS_FOUND)
+    if(NOT LATESTLAPACK_FOUND)
+      add_custom_command( OUTPUT blaspp-cmd APPEND
+        COMMAND ${CMAKE_COMMAND}
+        -B "${blaspp_BINARY_DIR}"
+        -D BLAS_LIBRARIES="$<TARGET_FILE:${BLASLIB}>${BLAS_Fortran_LIB}"
+        -D LAPACK_LIBRARIES="$<TARGET_FILE:${LAPACKLIB}>" )
+    else()
+      add_custom_command( OUTPUT blaspp-cmd APPEND
+        COMMAND ${CMAKE_COMMAND}
+        -B "${blaspp_BINARY_DIR}"
+        -D BLAS_LIBRARIES="$<TARGET_FILE:${BLASLIB}>${BLAS_Fortran_LIB}"
+        -D LAPACK_LIBRARIES="${LAPACK_LIBRARIES}" )
+    endif()
+  else()
+    if(NOT LATESTLAPACK_FOUND)
+      add_custom_command( OUTPUT blaspp-cmd APPEND
+        COMMAND ${CMAKE_COMMAND}
+        -B "${blaspp_BINARY_DIR}"
+        -D BLAS_LIBRARIES="${BLAS_LIBRARIES}"
+        -D LAPACK_LIBRARIES="$<TARGET_FILE:${LAPACKLIB}>${BLAS_Fortran_LIB}" )
+    else()
+      add_custom_command( OUTPUT blaspp-cmd APPEND
+        COMMAND ${CMAKE_COMMAND}
+        -B "${blaspp_BINARY_DIR}"
+        -D BLAS_LIBRARIES="${BLAS_LIBRARIES}"
+        -D LAPACK_LIBRARIES="${LAPACK_LIBRARIES}" )
+    endif()
+  endif()
+
+  # Setup remaining configuration options and installation
+  add_custom_command( OUTPUT blaspp-cmd APPEND
     COMMAND ${CMAKE_COMMAND}
-      -B "${blaspp_BINARY_DIR}"
-      -D CMAKE_INSTALL_PREFIX="${PROJECT_BINARY_DIR}"
-      -D blas_libraries_cached=""
-      "-DBLAS_LIBRARIES=\"$<IF:$<BOOL:${BLAS_FOUND}>,${BLAS_LIBRARIES},$<TARGET_FILE:${BLASLIB}>>${BLAS_Fortran_LIB}\""
-      -D lapack_libraries_cached=""
-      "-DLAPACK_LIBRARIES=\"$<IF:$<BOOL:${LATESTLAPACK_FOUND}>,${LAPACK_LIBRARIES},$<TARGET_FILE:${LAPACKLIB}>>\""
-      -D build_tests=OFF
-      -D BUILD_SHARED_LIBS=${BUILD_SHARED_LIBS}
+    -B "${blaspp_BINARY_DIR}"
+    -D CMAKE_INSTALL_PREFIX="${blaspp_BINARY_DIR}"
+    -D CMAKE_INSTALL_LIBDIR="${PROJECT_BINARY_DIR}/lib"
+    -D blas_libraries_cached=""
+    -D lapack_libraries_cached=""
+    -D build_tests=OFF
+    -D BUILD_SHARED_LIBS=${BUILD_SHARED_LIBS}
     COMMAND ${CMAKE_COMMAND}
       --build "${blaspp_BINARY_DIR}"
       --target install
-    WORKING_DIRECTORY "${blaspp_SOURCE_DIR}"
-    COMMENT "Building BLAS++"
   )
 
   # Set up dependencies
@@ -475,19 +509,36 @@ if (LAPACK++)
   endif()
 
   # Adds target lapackpp
-  add_custom_target( lapackpp ALL
-    COMMAND ${CMAKE_COMMAND}
+  add_custom_target( lapackpp ALL DEPENDS lapackpp-cmd )
+  add_custom_command( OUTPUT lapackpp-cmd
+    WORKING_DIRECTORY "${lapackpp_SOURCE_DIR}"
+    COMMENT "Building LAPACK++" )
+
+  # Set up information about the LAPACK library
+  if(NOT LATESTLAPACK_FOUND)
+    add_custom_command( OUTPUT lapackpp-cmd APPEND
+      COMMAND ${CMAKE_COMMAND}
       -B "${lapackpp_BINARY_DIR}"
-      -D CMAKE_INSTALL_PREFIX="${PROJECT_BINARY_DIR}"
-      -D lapack_libraries_cached=""
-      "-DLAPACK_LIBRARIES=\"$<IF:$<BOOL:${LATESTLAPACK_FOUND}>,${LAPACK_LIBRARIES},$<TARGET_FILE:${LAPACKLIB}>>\""
-      -D build_tests=OFF
-      -D BUILD_SHARED_LIBS=${BUILD_SHARED_LIBS}
+      -D LAPACK_LIBRARIES="$<TARGET_FILE:${LAPACKLIB}>${BLAS_Fortran_LIB}" )
+  else()
+    add_custom_command( OUTPUT lapackpp-cmd APPEND
+      COMMAND ${CMAKE_COMMAND}
+      -B "${lapackpp_BINARY_DIR}"
+      -D LAPACK_LIBRARIES="${LAPACK_LIBRARIES}" )
+  endif()
+
+  # Setup remaining configuration options and installation
+  add_custom_command( OUTPUT lapackpp-cmd APPEND
+    COMMAND ${CMAKE_COMMAND}
+    -B "${lapackpp_BINARY_DIR}"
+    -D CMAKE_INSTALL_PREFIX="${lapackpp_BINARY_DIR}"
+    -D CMAKE_INSTALL_LIBDIR="${PROJECT_BINARY_DIR}/lib"
+    -D lapack_libraries_cached=""
+    -D build_tests=OFF
+    -D BUILD_SHARED_LIBS=${BUILD_SHARED_LIBS}
     COMMAND ${CMAKE_COMMAND}
       --build "${lapackpp_BINARY_DIR}"
       --target install
-    WORKING_DIRECTORY "${lapackpp_SOURCE_DIR}"
-    COMMENT "Building LAPACK++"
   )
 
   # Set up dependencies
@@ -601,14 +652,14 @@ install(FILES
   )
 if (LAPACK++)
   install(
-  DIRECTORY "${LAPACK_BINARY_DIR}/lib/"
-  DESTINATION "${CMAKE_INSTALL_LIBDIR}${LAPACK_BINARY_PATH_SUFFIX}"
-  FILES_MATCHING REGEX "liblapackpp.(a|so)$"
+    DIRECTORY "${LAPACK_BINARY_DIR}/lib/"
+    DESTINATION "${CMAKE_INSTALL_LIBDIR}${LAPACK_BINARY_PATH_SUFFIX}"
+    FILES_MATCHING REGEX "liblapackpp.(a|so)$"
   )
-  write_basic_package_version_file(
-    "lapackppConfigVersion.cmake"
-    VERSION 2023.08.25
-    COMPATIBILITY AnyNewerVersion
+  install(
+    DIRECTORY "${lapackpp_BINARY_DIR}/include/"
+    DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
+    FILES_MATCHING REGEX "\\.(h|hh)$"
   )
   install(
     FILES "${CMAKE_CURRENT_BINARY_DIR}/lib/cmake/lapackpp/lapackppConfig.cmake"
@@ -618,23 +669,18 @@ if (LAPACK++)
 
 endif()
 if (BLAS++)
-  install(
-  DIRECTORY "${LAPACK_BINARY_DIR}/lib/"
-  DESTINATION "${CMAKE_INSTALL_LIBDIR}${LAPACK_BINARY_PATH_SUFFIX}"
-  FILES_MATCHING REGEX "libblaspp.(a|so)$"
-  )
-  write_basic_package_version_file(
-    "blasppConfigVersion.cmake"
-    VERSION 2023.08.25
-    COMPATIBILITY AnyNewerVersion
-  )
   install(
     FILES "${CMAKE_CURRENT_BINARY_DIR}/lib/cmake/blaspp/blasppConfig.cmake"
           "${CMAKE_CURRENT_BINARY_DIR}/lib/cmake/blaspp/blasppConfigVersion.cmake"
     DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/"
   )
   install(
-    DIRECTORY "${PROJECT_BINARY_DIR}/include/"
+    DIRECTORY "${LAPACK_BINARY_DIR}/lib/"
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    FILES_MATCHING REGEX "libblaspp.(a|so)$"
+  )
+  install(
+    DIRECTORY "${blaspp_BINARY_DIR}/include/"
     DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
     FILES_MATCHING REGEX "\\.(h|hh)$"
   )