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 24generated := $(PETSC_ARCH)/conf/files 25 26all : $(generated) $(libpetscall) 27 28.SECONDEXPANSION: # to expand $$(@D)/.DIR 29 30ifeq ($(V),) 31 quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n" 32 quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)" %10s %s\n" "$1$2" "$@"; $($1) 33else ifeq ($(V),0) # Same, but do not print any help 34 quiet = @printf " %10s %s\n" "$1$2" "$@"; $($1) 35else # Show the full command line 36 quiet = $($1) 37endif 38 39$(PETSC_ARCH)/conf/files : 40 $(PYTHON) conf/gmakegen.py --petsc-arch=$(PETSC_ARCH) 41 42-include $(generated) 43 44ifeq ($(PETSC_LANGUAGE),CXXONLY) 45 cc_name := CXX 46else 47 cc_name := CC 48endif 49 50PETSC_DEPFLAGS.c := -MMD -MP 51PETSC_DEPFLAGS.cxx := -MMD -MP 52PETSC_DEPFLAGS.F := -MMD -MP 53 54PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.c) 55PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.cxx) 56PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 57PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 58PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(PETSC_DEPFLAGS.F) 59 60langs := c cu cxx F 61concatlang = $(foreach lang, $(langs), $(srcs-$(1).$(lang):%.$(lang)=$(OBJDIR)/%.o)) 62srcs.o := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg))) 63 64# with-single-library=1 (default) 65$(libpetsc_shared) : $(srcs.o) | $$(@D)/.DIR 66 $(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC) 67 68$(libpetsc_static) : obj := $(srcs.o) 69 70%.$(AR_LIB_SUFFIX) : $$(obj) | $$(@D)/.DIR 71 @$(RM) $@ 72 $(call quiet,AR) $(AR_FLAGS) $@ $^ 73 $(call quiet,RANLIB) $@ 74 75# with-single-library=0 76libpkg = $(foreach pkg, $1, $(LIBDIR)/libpetsc$(pkg).so) 77$(LIBDIR)/libpetscsys.so : obj := $(call concatlang,sys) 78$(LIBDIR)/libpetscvec.so : obj := $(call concatlang,vec) 79$(LIBDIR)/libpetscvec.so : libdep := $(call libpkg,sys) 80$(LIBDIR)/libpetscmat.so : obj := $(call concatlang,mat) 81$(LIBDIR)/libpetscmat.so : libdep := $(call libpkg,vec sys) 82$(LIBDIR)/libpetscdm.so : obj := $(call concatlang,dm) 83$(LIBDIR)/libpetscdm.so : libdep := $(call libpkg,mat vec sys) 84$(LIBDIR)/libpetscksp.so : obj := $(call concatlang,ksp) 85$(LIBDIR)/libpetscksp.so : libdep := $(call libpkg,dm mat vec sys) 86$(LIBDIR)/libpetscsnes.so : obj := $(call concatlang,snes) 87$(LIBDIR)/libpetscsnes.so : libdep := $(call libpkg,ksp dm mat vec sys) 88$(LIBDIR)/libpetscts.so : obj := $(call concatlang,ts) 89$(LIBDIR)/libpetscts.so : libdep := $(call libpkg,snes ksp dm mat vec sys) 90$(LIBDIR)/libpetscsys.$(AR_LIB_SUFFIX) : $(call concatlang,sys) 91$(LIBDIR)/libpetscvec.$(AR_LIB_SUFFIX) : $(call concatlang,vec) 92$(LIBDIR)/libpetscmat.$(AR_LIB_SUFFIX) : $(call concatlang,mat) 93$(LIBDIR)/libpetscdm.$(AR_LIB_SUFFIX) : $(call concatlang,dm) 94$(LIBDIR)/libpetscksp.$(AR_LIB_SUFFIX) : $(call concatlang,ksp) 95$(LIBDIR)/libpetscsnes.$(AR_LIB_SUFFIX) : $(call concatlang,snes) 96$(LIBDIR)/libpetscts.$(AR_LIB_SUFFIX) : $(call concatlang,ts) 97 98# The package libraries technically depend on each other (not just in an order-only way), but only 99# ABI changes like new or removed symbols requires relinking the dependent libraries. ABI should 100# only occur when a header is changed, which would trigger recompilation and relinking anyway. 101# RELINK=1 causes dependent libraries to be relinked anyway. 102ifeq ($(RELINK),1) 103 libdep_true = $$(libdep) 104 libdep_order = 105else 106 libdep_true = 107 libdep_order = $$(libdep) 108endif 109$(libpetscpkgs_shared) : $$(obj) $(libdep_true) | $(libdep_order) $$(@D)/.DIR 110 $(call quiet,CLINKER) -shared -o $@ $(obj) $(libdep) $(PETSC_EXTERNAL_LIB_BASIC) 111 112$(OBJDIR)/%.o : %.c | $$(@D)/.DIR 113 $(PETSC_COMPILE.c) $< -o $@ 114 115$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR 116 $(PETSC_COMPILE.cxx) $< -o $@ 117 118$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR 119 $(PETSC_COMPILE.cu) $< -o $@ # Compile first so that if there is an error, it comes from a normal compile 120 @$(PETSC_GENDEPS.cu) $< -o $(@:%.o=%.d) # Generate the dependencies for later 121 122$(OBJDIR)/%.o : %.F | $$(@D)/.DIR 123 $(PETSC_COMPILE.F) $< -o $@ $(FC_MODULE_OUTPUT_FLAG)$(PETSC_ARCH)/include 124 125%/.DIR : 126 @mkdir -p $(@D) 127 @touch $@ 128 129.PRECIOUS: %/.DIR 130 131.SUFFIXES: # Clear .SUFFIXES because we don't use implicit rules 132.DELETE_ON_ERROR: # Delete likely-corrupt target file if rule fails 133 134.PHONY: clean all print 135 136clean: 137 rm -rf $(OBJDIR) $(LIBDIR)/libpetsc* $(PETSC_ARCH)/include/*.mod $(generated) 138 139# make print VAR=the-variable 140print: 141 @echo $($(VAR)) 142 143allobj.d := $(srcs.o:%.o=%.d) 144# Tell make that allobj.d are all up to date. Without this, the include 145# below has quadratic complexity, taking more than one second for a 146# do-nothing build of PETSc (much worse for larger projects) 147$(allobj.d) : ; 148 149-include $(allobj.d) 150