message: Fix revert: makefile, allow to specify astyle binary
diff: @@ -662,7 +662,8 @@ status info:
  $(info MFEM_MPI_NP = $(MFEM_MPI_NP))
  @true
  -ASTYLE = astyle --options=$(SRC)config/mfem.astylerc
  +ASTYLE_BIN = astyle
  +ASTYLE = $(ASTYLE_BIN) --options=$(SRC)config/mfem.astylerc
  FORMAT_FILES = $(foreach dir,$(DIRS) $(EM_DIRS) config,"$(dir)/*.?pp")
  FORMAT_FILES += "tests/unit/*.cpp"
  FORMAT_FILES += $(foreach dir,general linalg mesh fem,"tests/unit/$(dir)/*.?pp")
  