Fixing Install Issue#4

.github/workflows/main.yml

@@ -47,8 +47,10 @@ jobs:
         mkdir -p "$CCACHE_DIR"
         mkdir -p build
         cd build
+        export CXX=mpic++
         echo "cmake .. -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON -DCMAKE_INSTALL_PREFIX=$HOME/openfpmInstall -DLD_FLAGS='-Wl,-ld_classic' -DDYLD_LIBRARY_PATH=$(brew --prefix suitesparse)/lib:$(brew --prefix metis)/lib -DCMAKE_INSTALL_LIBDIR=lib -DCMAKE_BUILD_TYPE=Release -DCMAKE_FIND_FRAMEWORK=LAST -DCMAKE_VERBOSE_MAKEFILE=ON -DFETCHCONTENT_FULLY_DISCONNECTED=ON -Wno-dev -DBUILD_TESTING=OFF -DCMAKE_OSX_SYSROOT=/Library/Developer/CommandLineTools/SDKs/MacOSX14.sdk -DCMAKE_BUILD_TYPE=Release -DSE_CLASS1=OFF -DSE_CLASS2=OFF -DSE_CLASS3=OFF -DTEST_COVERAGE=OFF -DSCAN_COVERTY=OFF -DTEST_PERFORMANCE=OFF -DENABLE_ASAN=OFF -DENABLE_NUMERICS=ON -DENABLE_GARBAGE_INJECTOR=OFF -DENABLE_VCLUSTER_GARBAGE_INJECTOR=OFF -DMPI_VENDOR=openmpi -DMPI_ROOT=$(brew --prefix petsc) -DPETSC_ROOT=$(brew --prefix petsc) -DBOOST_ROOT=$(brew --prefix boost) -DBoost_NO_BOOST_CMAKE=ON -DHDF5_ROOT=$(brew --prefix hdf5-mpi) -DLIBHILBERT_ROOT=$(brew --prefix libhilbert) -DBLITZ_ROOT=$(brew --prefix blitz) -DALGOIM_ROOT=$(brew --prefix algoim) -DPARMETIS_ROOT=$(brew --prefix parmetis) -DMETIS_ROOT=$(brew --prefix metis) -DOPENBLAS_ROOT=$(brew --prefix openblas) -DSUITESPARSE_ROOT=$(brew --prefix suite-sparse) -DEIGEN3_ROOT=$(brew --prefix eigen) -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache"
-        cmake .. -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON \
+        cmake .. 
+                 -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON \
                  -DCMAKE_INSTALL_PREFIX=$HOME/openfpmInstall -DLD_FLAGS='-Wl,-ld_classic' \
                  -DDYLD_LIBRARY_PATH=$(brew --prefix suitesparse)/lib:$(brew --prefix metis)/lib \
                  -DCMAKE_INSTALL_LIBDIR=lib \