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 11libpetsc_static := $(LIBDIR)/libpetsc.$(AR_LIB_SUFFIX) 12libpetscpkgs_shared := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).so) 13libpetscpkgs_static := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(AR_LIB_SUFFIX)) 14 15ifeq ($(PETSC_WITH_EXTERNAL_LIB),) 16 libpetscall_shared := $(libpetscpkgs_shared) 17 libpetscall_static := $(libpetscpkgs_static) 18else 19 libpetscall_shared := $(libpetsc_shared) 20 libpetscall_static := $(libpetsc_static) 21endif 22libpetscall := $(if $(filter-out no,$(BUILDSHAREDLIB)),$(libpetscall_shared),$(libpetscall_static)) 23 24all : $(PETSC_ARCH)/conf/files $(libpetscall) 25 26.SECONDEXPANSION: # to expand $$(@D)/.DIR 27 28ifeq ($(V),) 29 quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n" 30 quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)" $1$2 $@\n"; $($1) 31else ifeq ($(V),0) # Same, but do not print any help 32 quiet = @printf " $1$2 $@\n"; $($1) 33else # Show the full command line 34 quiet = $($1) 35endif 36 37$(PETSC_ARCH)/conf/files : 38 $(PYTHON) conf/gmakegen.py PETSC_ARCH=$(PETSC_ARCH) 39 40-include $(PETSC_ARCH)/conf/files 41 42ifeq ($(PETSC_LANGUAGE),CXXONLY) 43 cc_name := CXX 44else 45 cc_name := CC 46endif 47 48PETSC_DEPFLAGS.c := -MMD -MP 49PETSC_DEPFLAGS.cxx := -MMD -MP 50PETSC_DEPFLAGS.F := -MMD -MP 51 52PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.c) 53PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.cxx) 54PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 55PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 56PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(PETSC_DEPFLAGS.F) 57 58langs := c cu cxx F 59concatlang = $(foreach lang, $(langs), $(srcs-$(1).$(lang):%.$(lang)=$(OBJDIR)/%.o)) 60allobj := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg))) 61 62# with-single-library=1 (default) 63$(libpetsc_shared) : $(allobj) | $$(@D)/.DIR 64 $(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC) 65 66$(libpetsc_static) : obj := $(allobj) 67 68%.$(AR_LIB_SUFFIX) : $$(obj) | $$(@D)/.DIR 69 @$(RM) $@ 70 $(call quiet,AR) $(AR_FLAGS) $@ $^ 71 $(call quiet,RANLIB) $@ 72 73# with-single-library=0 74libpkg = $(foreach pkg, $1, $(LIBDIR)/libpetsc$(pkg).so) 75$(LIBDIR)/libpetscsys.so : obj := $(call concatlang,sys) 76$(LIBDIR)/libpetscvec.so : obj := $(call concatlang,vec) 77$(LIBDIR)/libpetscvec.so : libdep := $(call libpkg,sys) 78$(LIBDIR)/libpetscmat.so : obj := $(call concatlang,mat) 79$(LIBDIR)/libpetscmat.so : libdep := $(call libpkg,vec sys) 80$(LIBDIR)/libpetscdm.so : obj := $(call concatlang,dm) 81$(LIBDIR)/libpetscdm.so : libdep := $(call libpkg,mat vec sys) 82$(LIBDIR)/libpetscksp.so : obj := $(call concatlang,ksp) 83$(LIBDIR)/libpetscksp.so : libdep := $(call libpkg,dm mat vec sys) 84$(LIBDIR)/libpetscsnes.so : obj := $(call concatlang,snes) 85$(LIBDIR)/libpetscsnes.so : libdep := $(call libpkg,ksp dm mat vec sys) 86$(LIBDIR)/libpetscts.so : obj := $(call concatlang,ts) 87$(LIBDIR)/libpetscts.so : libdep := $(call libpkg,snes ksp dm mat vec sys) 88$(LIBDIR)/libpetscsys.$(AR_LIB_SUFFIX) : $(call concatlang,sys) 89$(LIBDIR)/libpetscvec.$(AR_LIB_SUFFIX) : $(call concatlang,vec) 90$(LIBDIR)/libpetscmat.$(AR_LIB_SUFFIX) : $(call concatlang,mat) 91$(LIBDIR)/libpetscdm.$(AR_LIB_SUFFIX) : $(call concatlang,dm) 92$(LIBDIR)/libpetscksp.$(AR_LIB_SUFFIX) : $(call concatlang,ksp) 93$(LIBDIR)/libpetscsnes.$(AR_LIB_SUFFIX) : $(call concatlang,snes) 94$(LIBDIR)/libpetscts.$(AR_LIB_SUFFIX) : $(call concatlang,ts) 95 96# The package libraries technically depend on each other (not just in an order-only way), but only 97# ABI changes like new or removed symbols requires relinking the dependent libraries. ABI should 98# only occur when a header is changed, which would trigger recompilation and relinking anyway. 99# RELINK=1 causes dependent libraries to be relinked anyway. 100ifeq ($(RELINK),1) 101 libdep_true = $$(libdep) 102 libdep_order = 103else 104 libdep_true = 105 libdep_order = $$(libdep) 106endif 107$(libpetscpkgs_shared) : $$(obj) $(libdep_true) | $(libdep_order) $$(@D)/.DIR 108 $(call quiet,CLINKER) -shared -o $@ $(obj) $(libdep) $(PETSC_EXTERNAL_LIB_BASIC) 109 110$(OBJDIR)/%.o : %.c | $$(@D)/.DIR 111 $(PETSC_COMPILE.c) $< -o $@ 112 113$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR 114 $(PETSC_COMPILE.cxx) $< -o $@ 115 116$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR 117 $(PETSC_COMPILE.cu) $< -o $@ # Compile first so that if there is an error, it comes from a normal compile 118 @$(PETSC_GENDEPS.cu) $< -o $(@:%.o=%.d) # Generate the dependencies for later 119 120$(OBJDIR)/%.o : %.F | $$(@D)/.DIR 121 $(PETSC_COMPILE.F) $< -o $@ $(FC_MODULE_OUTPUT_FLAG)$(PETSC_ARCH)/include 122 123%/.DIR : 124 @mkdir -p $(@D) 125 @touch $@ 126 127.PRECIOUS: %/.DIR 128 129.SUFFIXES: # Clear .SUFFIXES because we don't use implicit rules 130.DELETE_ON_ERROR: # Delete likely-corrupt target file if rule fails 131 132.PHONY: clean all print 133 134clean: 135 rm -rf $(OBJDIR) $(LIBDIR)/libpetsc* ${PETSC_ARCH}/include/*.mod $(PETSC_ARCH)/conf/files 136 137# make print VAR=the-variable 138print: 139 @echo $($(VAR)) 140 141allobj.d := $(allobj:%.o=%.d) 142# Tell make that allobj.d are all up to date. Without this, the include 143# below has quadratic complexity, taking more than one second for a 144# do-nothing build of PETSc (much worse for larger projects) 145$(allobj.d) : ; 146 147-include $(allobj.d) 148