Fix compile for trilinos

Author: xDarkLemon

.github/workflows/continuous.yml

@@ -36,12 +36,13 @@ jobs:
       - name: Dependencies (Linux)
         if: runner.os == 'Linux'
         run: |
-          sudo apt update
-          sudo apt -o Acquire::Retries=3 install \
+          sudo apt-get update
+          sudo apt-get -o Acquire::Retries=3 install \
           libblas-dev \
           libglu1-mesa-dev \
           xorg-dev \
           mpi \
+          trilinos-dev \
           ccache
           echo 'CACHE_PATH=~/.ccache' >> "$GITHUB_ENV"
 

CMakeLists.txt

@@ -77,7 +77,7 @@ option(POLYSOLVE_WITH_SUPERLU       "Enable SuperLU library"
 option(POLYSOLVE_WITH_MKL           "Enable MKL library"  ${POLYSOLVE_NOT_ON_APPLE_SILICON})
 option(POLYSOLVE_WITH_CUSOLVER      "Enable cuSOLVER library"                           OFF)
 option(POLYSOLVE_WITH_PARDISO       "Enable Pardiso library"                            OFF)
-option(POLYSOLVE_WITH_HYPRE         "Enable hypre"                                       ON)
+option(POLYSOLVE_WITH_HYPRE         "Enable hypre"                                      OFF)
 option(POLYSOLVE_WITH_AMGCL         "Use AMGCL"                                          ON)
 option(POLYSOLVE_WITH_SPECTRA       "Enable Spectra library"                             ON)
 option(POLYSOLVE_WITH_TRILINOS      "Enable Trilinos"                                    ON)
@@ -288,8 +288,12 @@ endif()
 # Trilinos
 if (POLYSOLVE_WITH_TRILINOS)
     include(trilinos)
-    target_link_libraries(polysolve_linear PUBLIC Trilinos::Trilinos)
-    target_compile_definitions(polysolve_linear PRIVATE -DPOLYSOLVE_WITH_TRILINOS)
+    if(TARGET Trilinos::Trilinos)
+        target_link_libraries(polysolve_linear PUBLIC Trilinos::Trilinos)
+        target_compile_definitions(polysolve_linear PRIVATE -DPOLYSOLVE_WITH_TRILINOS)
+    else()
+        message(WARNING "Trilinos not found, solver will not be available.")
+    endif()
 endif()
 
 # cuSolver solvers

cmake/recipes/trilinos.cmake

@@ -7,31 +7,37 @@ message(STATUS "Third-party: creating target 'Trilinos::Trilinos'")
 find_package(Trilinos COMPONENTS ML Epetra)
 
 if(NOT Trilinos_FOUND)
+    set(POLYSOLVE_WITH_TRILINOS OFF)
     message("Trilinos not found.")
 endif()
 
 find_package(MPI)
 
 if(NOT MPI_FOUND)
+    set(POLYSOLVE_WITH_TRILINOS OFF)
     message("MPI not found.")
 endif()
 
-MESSAGE("\nFound Trilinos!  Here are the details: ")
-MESSAGE("   Trilinos_DIR = ${Trilinos_DIR}")
-MESSAGE("   Trilinos_VERSION = ${Trilinos_VERSION}")
-MESSAGE("   Trilinos_PACKAGE_LIST = ${Trilinos_PACKAGE_LIST}")
-MESSAGE("   Trilinos_LIBRARIES = ${Trilinos_LIBRARIES} ")
-MESSAGE("   Trilinos_INCLUDE_DIRS = ${Trilinos_INCLUDE_DIRS} ")
-MESSAGE("   Trilinos_TPL_LIST = ${Trilinos_TPL_LIST}")
-MESSAGE("   Trilinos_TPL_LIBRARIES = ${Trilinos_TPL_LIBRARIES}")
-MESSAGE("   Trilinos_BUILD_SHARED_LIBS = ${Trilinos_BUILD_SHARED_LIBS}")
-MESSAGE("End of Trilinos details\n")
-# include(trilinos)  
-if(TARGET Trilinos::Trilinos)
-else()
-    add_library(trilinos INTERFACE)
-    add_library(Trilinos::Trilinos ALIAS trilinos)
-    target_include_directories(trilinos INTERFACE ${Trilinos_INCLUDE_DIRS} )
-    target_link_libraries(trilinos INTERFACE ${Trilinos_LIBRARIES} )
-    target_link_libraries(trilinos INTERFACE MPI::MPI_C MPI::MPI_CXX )
+if(Trilinos_FOUND)
+    if(MPI_FOUND)
+        MESSAGE("\nFound Trilinos!  Here are the details: ")
+        MESSAGE("   Trilinos_DIR = ${Trilinos_DIR}")
+        MESSAGE("   Trilinos_VERSION = ${Trilinos_VERSION}")
+        MESSAGE("   Trilinos_PACKAGE_LIST = ${Trilinos_PACKAGE_LIST}")
+        MESSAGE("   Trilinos_LIBRARIES = ${Trilinos_LIBRARIES} ")
+        MESSAGE("   Trilinos_INCLUDE_DIRS = ${Trilinos_INCLUDE_DIRS} ")
+        MESSAGE("   Trilinos_TPL_LIST = ${Trilinos_TPL_LIST}")
+        MESSAGE("   Trilinos_TPL_LIBRARIES = ${Trilinos_TPL_LIBRARIES}")
+        MESSAGE("   Trilinos_BUILD_SHARED_LIBS = ${Trilinos_BUILD_SHARED_LIBS}")
+        MESSAGE("End of Trilinos details\n")
+        # include(trilinos)
+        if(TARGET Trilinos::Trilinos)
+        else()
+            add_library(trilinos INTERFACE)
+            add_library(Trilinos::Trilinos ALIAS trilinos)
+            target_include_directories(trilinos INTERFACE ${Trilinos_INCLUDE_DIRS} )
+            target_link_libraries(trilinos INTERFACE ${Trilinos_LIBRARIES} )
+            target_link_libraries(trilinos INTERFACE MPI::MPI_C MPI::MPI_CXX )
+        endif()
+    endif()
 endif()