message: Updating "make install" target
diff: @@ -547,17 +547,28 @@ distclean: clean config/clean doc/clean
  INSTALL_SHARED_LIB = $(MFEM_CXX) $(MFEM_BUILD_FLAGS) $(INSTALL_SOFLAGS)\
  $(OBJECT_FILES) $(EXT_LIBS) -o $(PREFIX_LIB)/libmfem.$(SO_VER) && \
  cd $(PREFIX_LIB) && ln -sf libmfem.$(SO_VER) libmfem.$(SO_EXT)
  -
  -install: $(if $(static),$(BLD)libmfem.a) $(if $(shared),$(BLD)libmfem.$(SO_EXT))
  +INSTALL_EXTRA_SHARED_LIB = $(MFEM_CXX) $(MFEM_BUILD_FLAGS) $(INSTALL_SOFLAGS)\
  + $(EXTRA_OBJECT_FILES) $(EXT_LIBS) -o $(PREFIX_LIB)/libmfem-extras.$(SO_VER)\
  + && \
  + cd $(PREFIX_LIB) && ln -sf libmfem-extras.$(SO_VER) libmfem-extras.$(SO_EXT)
  +
  +install: $(if $(static),$(BLD)libmfem.a)\
  + $(if $(shared),$(BLD)libmfem.$(SO_EXT))\
  + $(if $(static),$(BLD)miniapps/libmfem-extras.a)\
  + $(if $(shared),$(BLD)miniapps/libmfem-extras.$(SO_EXT))
  mkdir -p $(PREFIX_LIB)
  # install static and/or shared library
  $(if $(static),$(INSTALL) -m 640 $(BLD)libmfem.a $(PREFIX_LIB))
  $(if $(shared),$(INSTALL_SHARED_LIB))
  + $(if $(static),$(INSTALL) -m 640 $(BLD)miniapps/libmfem-extras.a\
  + $(PREFIX_LIB))
  + $(if $(shared),$(INSTALL_EXTRA_SHARED_LIB))
  # install top level includes
  mkdir -p $(PREFIX_INC)/mfem
  $(INSTALL) -m 640 $(SRC)mfem.hpp $(SRC)mfem-performance.hpp \
  + $(SRC)mfem-extras.hpp \
  $(PREFIX_INC)/mfem
  - for hdr in mfem.hpp mfem-performance.hpp; do \
  + for hdr in mfem.hpp mfem-extras.hpp mfem-performance.hpp; do \
  printf '// Auto-generated file.\n#include "mfem/'$$hdr'"\n' \
  > $(PREFIX_INC)/$$hdr && chmod 640 $(PREFIX_INC)/$$hdr; done
  # install config include
  