xref: /petsc/gmakefile (revision b20fdbb7553396225066375608129ac135b5f21f)
1*b20fdbb7SJed Brown# -*- mode: makefile-gmake -*-
2*b20fdbb7SJed Brown
3*b20fdbb7SJed Browninclude $(PETSC_DIR)/conf/variables
4*b20fdbb7SJed Brown
5*b20fdbb7SJed BrownOBJDIR := $(PETSC_ARCH)/obj-gmake
6*b20fdbb7SJed BrownLIBDIR := $(PETSC_ARCH)/lib
7*b20fdbb7SJed Brown
8*b20fdbb7SJed Brownall : $(LIBDIR)/libpetsc.so
9*b20fdbb7SJed Brown
10*b20fdbb7SJed Brown.SECONDEXPANSION:		# to expand $$(@D)/.DIR
11*b20fdbb7SJed Brown
12*b20fdbb7SJed Brownifeq ($(V),)
13*b20fdbb7SJed Brown  quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n"
14*b20fdbb7SJed Brown  quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)"  $1$2 $@\n"; $($1)
15*b20fdbb7SJed Brownelse ifeq ($(V),0)		# Same, but do not print any help
16*b20fdbb7SJed Brown  quiet = @printf "  $1$2 $@\n"; $($1)
17*b20fdbb7SJed Brownelse				# Show the full command line
18*b20fdbb7SJed Brown  quiet = $($1)
19*b20fdbb7SJed Brownendif
20*b20fdbb7SJed Brown
21*b20fdbb7SJed Brown$(PETSC_ARCH)/conf/files :
22*b20fdbb7SJed Brown	$(PYTHON) conf/gmakegen.py PETSC_ARCH=$(PETSC_ARCH)
23*b20fdbb7SJed Brown
24*b20fdbb7SJed Brown-include $(PETSC_ARCH)/conf/files
25*b20fdbb7SJed Brown
26*b20fdbb7SJed Brownifeq ($(PETSC_LANGUAGE),CXXONLY)
27*b20fdbb7SJed Brown  cc_name := CXX
28*b20fdbb7SJed Brownelse
29*b20fdbb7SJed Brown  cc_name := CC
30*b20fdbb7SJed Brownendif
31*b20fdbb7SJed Brown
32*b20fdbb7SJed BrownPETSC_DEPFLAGS.c := -MMD -MP
33*b20fdbb7SJed BrownPETSC_DEPFLAGS.cxx := -MMD -MP
34*b20fdbb7SJed BrownPETSC_DEPFLAGS.F := -MMD -MP
35*b20fdbb7SJed Brown
36*b20fdbb7SJed BrownPETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.c)
37*b20fdbb7SJed BrownPETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(PETSC_DEPFLAGS.cxx)
38*b20fdbb7SJed BrownPETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
39*b20fdbb7SJed BrownPETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
40*b20fdbb7SJed BrownPETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(PETSC_DEPFLAGS.F)
41*b20fdbb7SJed Brown
42*b20fdbb7SJed Brownpkgs := sys vec mat dm ksp snes ts
43*b20fdbb7SJed Brownlangs := c cu cxx F
44*b20fdbb7SJed Brownallobj := $(foreach pkg, $(pkgs), $(foreach lang, $(langs), $($(pkg)srcs.$(lang):%.$(lang)=$(OBJDIR)/%.o)))
45*b20fdbb7SJed Brown
46*b20fdbb7SJed Brown$(LIBDIR)/libpetsc.so : $(allobj) | $$(@D)/.DIR
47*b20fdbb7SJed Brown	$(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC)
48*b20fdbb7SJed Brown
49*b20fdbb7SJed Brown$(OBJDIR)/%.o : %.c | $$(@D)/.DIR
50*b20fdbb7SJed Brown	$(PETSC_COMPILE.c) $< -o $@
51*b20fdbb7SJed Brown
52*b20fdbb7SJed Brown$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR
53*b20fdbb7SJed Brown	$(PETSC_COMPILE.cxx) $< -o $@
54*b20fdbb7SJed Brown
55*b20fdbb7SJed Brown$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR
56*b20fdbb7SJed Brown	$(PETSC_COMPILE.cu) $< -o $@ # Compile first so that if there is an error, it comes from a normal compile
57*b20fdbb7SJed Brown	@$(PETSC_GENDEPS.cu) $< -o $(@:%.o=%.d) # Generate the dependencies for later
58*b20fdbb7SJed Brown
59*b20fdbb7SJed Brown$(OBJDIR)/%.o : %.F | $$(@D)/.DIR
60*b20fdbb7SJed Brown	$(PETSC_COMPILE.F) $< -o $@
61*b20fdbb7SJed Brown
62*b20fdbb7SJed Brown%/.DIR :
63*b20fdbb7SJed Brown	@mkdir -p $(@D)
64*b20fdbb7SJed Brown	@touch $@
65*b20fdbb7SJed Brown
66*b20fdbb7SJed Brown.PRECIOUS: %/.DIR
67*b20fdbb7SJed Brown
68*b20fdbb7SJed Brown.PHONY: clean all print
69*b20fdbb7SJed Brown
70*b20fdbb7SJed Brownclean:
71*b20fdbb7SJed Brown	rm -rf $(OBJDIR) $(LIBDIR)/libpetsc* $(PETSC_ARCH)/conf/files
72*b20fdbb7SJed Brown
73*b20fdbb7SJed Brown# make print VAR=the-variable
74*b20fdbb7SJed Brownprint:
75*b20fdbb7SJed Brown	@echo $($(VAR))
76*b20fdbb7SJed Brown
77*b20fdbb7SJed Brownallobj.d := $(allobj:%.o=%.d)
78*b20fdbb7SJed Brown# Tell make that allobj.d are all up to date.  Without this, the include
79*b20fdbb7SJed Brown# below has quadratic complexity, taking more than one second for a
80*b20fdbb7SJed Brown# do-nothing build of PETSc (much worse for larger projects)
81*b20fdbb7SJed Brown$(allobj.d) : ;
82*b20fdbb7SJed Brown
83*b20fdbb7SJed Brown-include $(allobj.d)
84