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 $$(@D)/.DIR 29 30#workarround old cygwin versions 31ifeq ($(PETSC_CYGWIN_BROKEN_PIPE),1) 32 V ?=1 33endif 34ifeq ($(V),) 35 quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n" 36 quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)" %10s %s\n" "$1$2" "$@"; $($1) 37else ifeq ($(V),0) # Same, but do not print any help 38 quiet = @printf " %10s %s\n" "$1$2" "$@"; $($1) 39else # Show the full command line 40 quiet = $($1) 41endif 42 43$(PETSC_ARCH)/conf/files : 44 $(PYTHON) conf/gmakegen.py --petsc-arch=$(PETSC_ARCH) 45 46-include $(generated) 47 48ifeq ($(PETSC_LANGUAGE),CXXONLY) 49 cc_name := CXX 50else 51 cc_name := CC 52endif 53 54PETSC_DEPFLAGS.c := -MMD -MP 55PETSC_DEPFLAGS.cxx := -MMD -MP 56PETSC_DEPFLAGS.F := -MMD -MP 57 58PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.c) 59PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.cxx) 60PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 61PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)" 62PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(PETSC_DEPFLAGS.F) 63 64langs := c cu cxx F 65concatlang = $(foreach lang, $(langs), $(srcs-$(1).$(lang):%.$(lang)=$(OBJDIR)/%.o)) 66srcs.o := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg))) 67 68# with-single-library=1 (default) 69$(libpetsc_shared) : $(srcs.o) | $$(@D)/.DIR 70 $(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC) 71 72$(libpetsc_static) : obj := $(srcs.o) 73 74%.$(AR_LIB_SUFFIX) : $$(obj) | $$(@D)/.DIR 75 @$(RM) $@ 76 $(call quiet,AR) $(AR_FLAGS) $@ $^ 77 $(call quiet,RANLIB) $@ 78 79# with-single-library=0 80libpkg = $(foreach pkg, $1, $(LIBDIR)/libpetsc$(pkg).so) 81$(LIBDIR)/libpetscsys.so : obj := $(call concatlang,sys) 82$(LIBDIR)/libpetscvec.so : obj := $(call concatlang,vec) 83$(LIBDIR)/libpetscvec.so : libdep := $(call libpkg,sys) 84$(LIBDIR)/libpetscmat.so : obj := $(call concatlang,mat) 85$(LIBDIR)/libpetscmat.so : libdep := $(call libpkg,vec sys) 86$(LIBDIR)/libpetscdm.so : obj := $(call concatlang,dm) 87$(LIBDIR)/libpetscdm.so : libdep := $(call libpkg,mat vec sys) 88$(LIBDIR)/libpetscksp.so : obj := $(call concatlang,ksp) 89$(LIBDIR)/libpetscksp.so : libdep := $(call libpkg,dm mat vec sys) 90$(LIBDIR)/libpetscsnes.so : obj := $(call concatlang,snes) 91$(LIBDIR)/libpetscsnes.so : libdep := $(call libpkg,ksp dm mat vec sys) 92$(LIBDIR)/libpetscts.so : obj := $(call concatlang,ts) 93$(LIBDIR)/libpetscts.so : libdep := $(call libpkg,snes ksp dm mat vec sys) 94$(LIBDIR)/libpetscsys.$(AR_LIB_SUFFIX) : $(call concatlang,sys) 95$(LIBDIR)/libpetscvec.$(AR_LIB_SUFFIX) : $(call concatlang,vec) 96$(LIBDIR)/libpetscmat.$(AR_LIB_SUFFIX) : $(call concatlang,mat) 97$(LIBDIR)/libpetscdm.$(AR_LIB_SUFFIX) : $(call concatlang,dm) 98$(LIBDIR)/libpetscksp.$(AR_LIB_SUFFIX) : $(call concatlang,ksp) 99$(LIBDIR)/libpetscsnes.$(AR_LIB_SUFFIX) : $(call concatlang,snes) 100$(LIBDIR)/libpetscts.$(AR_LIB_SUFFIX) : $(call concatlang,ts) 101 102# The package libraries technically depend on each other (not just in an order-only way), but only 103# ABI changes like new or removed symbols requires relinking the dependent libraries. ABI should 104# only occur when a header is changed, which would trigger recompilation and relinking anyway. 105# RELINK=1 causes dependent libraries to be relinked anyway. 106ifeq ($(RELINK),1) 107 libdep_true = $$(libdep) 108 libdep_order = 109else 110 libdep_true = 111 libdep_order = $$(libdep) 112endif 113$(libpetscpkgs_shared) : $$(obj) $(libdep_true) | $(libdep_order) $$(@D)/.DIR 114 $(call quiet,CLINKER) -shared -o $@ $(obj) $(libdep) $(PETSC_EXTERNAL_LIB_BASIC) 115 116$(OBJDIR)/%.o : %.c | $$(@D)/.DIR 117 $(PETSC_COMPILE.c) $< -o $@ 118 119$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR 120 $(PETSC_COMPILE.cxx) $< -o $@ 121 122$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR 123 $(PETSC_COMPILE.cu) $< -o $@ # Compile first so that if there is an error, it comes from a normal compile 124 @$(PETSC_GENDEPS.cu) $< -o $(@:%.o=%.d) # Generate the dependencies for later 125 126$(OBJDIR)/%.o : %.F | $$(@D)/.DIR 127 $(PETSC_COMPILE.F) $< -o $@ $(FC_MODULE_OUTPUT_FLAG)$(PETSC_ARCH)/include 128 129%/.DIR : 130 @mkdir -p $(@D) 131 @touch $@ 132 133.PRECIOUS: %/.DIR 134 135.SUFFIXES: # Clear .SUFFIXES because we don't use implicit rules 136.DELETE_ON_ERROR: # Delete likely-corrupt target file if rule fails 137 138.PHONY: clean all print 139 140clean: 141 rm -rf $(OBJDIR) $(LIBDIR)/libpetsc* $(PETSC_ARCH)/include/*.mod $(generated) 142 143# make print VAR=the-variable 144print: 145 @echo $($(VAR)) 146 147allobj.d := $(srcs.o:%.o=%.d) 148# Tell make that allobj.d are all up to date. Without this, the include 149# below has quadratic complexity, taking more than one second for a 150# do-nothing build of PETSc (much worse for larger projects) 151$(allobj.d) : ; 152 153-include $(allobj.d) 154