1# -*- mode: makefile-gmake -*- 2 3include $(PETSC_DIR)/conf/variables 4 5OBJDIR := $(PETSC_ARCH)/obj-gmake 6LIBDIR := $(abspath $(PETSC_ARCH)/lib) 7 8pkgs := sys vec mat dm ksp snes ts 9 10libpetsc_shared := $(LIBDIR)/libpetsc.so 11libpetscpkgs_shared := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).so) 12 13ifeq ($(PETSC_WITH_EXTERNAL_LIB),) 14 libpetscall_shared := $(libpetscpkgs_shared) 15else 16 libpetscall_shared := $(libpetsc_shared) 17endif 18 19all : $(libpetscall_shared) 20 21.SECONDEXPANSION: # to expand $$(@D)/.DIR 22 23ifeq ($(V),) 24 quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n" 25 quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)" $1$2 $@\n"; $($1) 26else ifeq ($(V),0) # Same, but do not print any help 27 quiet = @printf " $1$2 $@\n"; $($1) 28else # Show the full command line 29 quiet = $($1) 30endif 31 32$(PETSC_ARCH)/conf/files : 33 $(PYTHON) conf/gmakegen.py PETSC_ARCH=$(PETSC_ARCH) 34 35-include $(PETSC_ARCH)/conf/files 36 37ifeq ($(PETSC_LANGUAGE),CXXONLY) 38 cc_name := CXX 39else 40 cc_name := CC 41endif 42 43PETSC_DEPFLAGS.c := -MMD -MP 44PETSC_DEPFLAGS.cxx := -MMD -MP 45PETSC_DEPFLAGS.F := -MMD -MP 46 47PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.c) 48PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.cxx) 49PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 50PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 51PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(PETSC_DEPFLAGS.F) 52 53langs := c cu cxx F 54concatlang = $(foreach lang, $(langs), $($(1)srcs.$(lang):%.$(lang)=$(OBJDIR)/%.o)) 55allobj := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg))) 56 57# with-single-library=1 (default) 58$(libpetsc_shared) : $(allobj) | $$(@D)/.DIR 59 $(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC) 60 61# with-single-library=0 62libpkg = $(foreach pkg, $1, $(LIBDIR)/libpetsc$(pkg).so) 63$(LIBDIR)/libpetscsys.so : obj := $(call concatlang,sys) 64$(LIBDIR)/libpetscvec.so : obj := $(call concatlang,vec) 65$(LIBDIR)/libpetscvec.so : libdep := $(call libpkg,sys) 66$(LIBDIR)/libpetscmat.so : obj := $(call concatlang,mat) 67$(LIBDIR)/libpetscmat.so : libdep := $(call libpkg,vec sys) 68$(LIBDIR)/libpetscdm.so : obj := $(call concatlang,dm) 69$(LIBDIR)/libpetscdm.so : libdep := $(call libpkg,mat vec sys) 70$(LIBDIR)/libpetscksp.so : obj := $(call concatlang,ksp) 71$(LIBDIR)/libpetscksp.so : libdep := $(call libpkg,dm mat vec sys) 72$(LIBDIR)/libpetscsnes.so : obj := $(call concatlang,snes) 73$(LIBDIR)/libpetscsnes.so : libdep := $(call libpkg,ksp dm mat vec sys) 74$(LIBDIR)/libpetscts.so : obj := $(call concatlang,ts) 75$(LIBDIR)/libpetscts.so : libdep := $(call libpkg,snes ksp dm mat vec sys) 76 77$(libpetscpkgs_shared) : $$(obj) | $$(libdep) $$(@D)/.DIR 78 $(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC) 79 80$(OBJDIR)/%.o : %.c | $$(@D)/.DIR 81 $(PETSC_COMPILE.c) $< -o $@ 82 83$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR 84 $(PETSC_COMPILE.cxx) $< -o $@ 85 86$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR 87 $(PETSC_COMPILE.cu) $< -o $@ # Compile first so that if there is an error, it comes from a normal compile 88 @$(PETSC_GENDEPS.cu) $< -o $(@:%.o=%.d) # Generate the dependencies for later 89 90$(OBJDIR)/%.o : %.F | $$(@D)/.DIR 91 $(PETSC_COMPILE.F) $< -o $@ 92 93%/.DIR : 94 @mkdir -p $(@D) 95 @touch $@ 96 97.PRECIOUS: %/.DIR 98 99.PHONY: clean all print 100 101clean: 102 rm -rf $(OBJDIR) $(libpetsc_shared) $(libpetscpkgs_shared) $(PETSC_ARCH)/conf/files 103 104# make print VAR=the-variable 105print: 106 @echo $($(VAR)) 107 108allobj.d := $(allobj:%.o=%.d) 109# Tell make that allobj.d are all up to date. Without this, the include 110# below has quadratic complexity, taking more than one second for a 111# do-nothing build of PETSc (much worse for larger projects) 112$(allobj.d) : ; 113 114-include $(allobj.d) 115