xref: /petsc/gmakefile (revision b00a91154f763f12aa55f3d53a3f2776f15f49e3)
1# -*- mode: makefile-gmake -*-
2
3# If $(PETSC_ARCH) is empty, this defines it and PETSC_DIR
4include ./$(PETSC_ARCH)/conf/petscvariables
5include ./conf/variables
6
7OBJDIR := $(PETSC_ARCH)/obj
8MODDIR := $(PETSC_ARCH)/include
9LIBDIR := $(abspath $(PETSC_ARCH)/lib)
10
11pkgs := sys vec mat dm ksp snes ts
12
13libpetsc_shared := $(LIBDIR)/libpetsc.$(SL_LINKER_SUFFIX)
14libpetsc_static := $(LIBDIR)/libpetsc.$(AR_LIB_SUFFIX)
15libpetscpkgs_shared := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(SL_LINKER_SUFFIX))
16libpetscpkgs_static := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(AR_LIB_SUFFIX))
17
18ifeq ($(PETSC_WITH_EXTERNAL_LIB),)
19  libpetscall_shared := $(libpetscpkgs_shared)
20  libpetscall_static := $(libpetscpkgs_static)
21else
22  libpetscall_shared := $(libpetsc_shared)
23  libpetscall_static := $(libpetsc_static)
24endif
25libpetscall := $(if $(filter-out no,$(BUILDSHAREDLIB)),$(libpetscall_shared),$(libpetscall_static))
26
27generated := $(PETSC_ARCH)/conf/files
28
29all : $(generated) $(libpetscall)
30
31.SECONDEXPANSION:		# to expand $$(@D)/.DIR
32
33#workarround old cygwin versions
34ifeq ($(PETSC_CYGWIN_BROKEN_PIPE),1)
35ifeq ($(shell basename $(AR)),ar)
36  V ?=1
37endif
38endif
39ifeq ($(V),)
40  quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n"
41  quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)"  %10s %s\n" "$1$2" "$@"; $($1)
42else ifeq ($(V),0)		# Same, but do not print any help
43  quiet = @printf "  %10s %s\n" "$1$2" "$@"; $($1)
44else				# Show the full command line
45  quiet = $($1)
46endif
47
48$(PETSC_ARCH)/conf/files :
49	$(PYTHON) conf/gmakegen.py --petsc-arch=$(PETSC_ARCH)
50
51-include $(generated)
52
53ifeq ($(PETSC_LANGUAGE),CXXONLY)
54  cc_name := CXX
55else
56  cc_name := CC
57endif
58
59PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(C_DEPFLAGS)
60PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(CXX_DEPFLAGS)
61PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
62PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
63PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS)
64
65langs := c cu cxx F
66concatlang = $(foreach lang, $(langs), $(srcs-$(1).$(lang):%.$(lang)=$(OBJDIR)/%.o))
67srcs.o := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg)))
68
69# with-single-library=1 (default)
70$(libpetsc_shared) : $(srcs.o) | $$(@D)/.DIR
71	$(call quiet,CLINKER) -shared -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC)
72ifneq ($(DSYMUTIL),true)
73	$(call quiet,DSYMUTIL) $@
74endif
75
76$(libpetsc_static) : obj := $(srcs.o)
77
78define ARCHIVE_RECIPE_WIN32FE_LIB
79  @$(RM) $@ $@.args
80  @cygpath -w $^ > $@.args
81  $(call quiet,AR) $(AR_FLAGS) $@ @$@.args
82  @$(RM) $@.args
83endef
84
85define ARCHIVE_RECIPE_DEFAULT
86  @$(RM) $@
87  $(call quiet,AR) $(AR_FLAGS) $@ $^
88  $(call quiet,RANLIB) $@
89endef
90
91%.$(AR_LIB_SUFFIX) : $$(obj) | $$(@D)/.DIR
92	$(if $(findstring win32fe lib,$(AR)),$(ARCHIVE_RECIPE_WIN32FE_LIB),$(ARCHIVE_RECIPE_DEFAULT))
93
94# with-single-library=0
95libpkg = $(foreach pkg, $1, $(LIBDIR)/libpetsc$(pkg).$(SL_LINKER_SUFFIX))
96$(LIBDIR)/libpetscsys.$(SL_LINKER_SUFFIX)  : obj    := $(call concatlang,sys)
97$(LIBDIR)/libpetscvec.$(SL_LINKER_SUFFIX)  : obj    := $(call concatlang,vec)
98$(LIBDIR)/libpetscvec.$(SL_LINKER_SUFFIX)  : libdep := $(call libpkg,sys)
99$(LIBDIR)/libpetscmat.$(SL_LINKER_SUFFIX)  : obj    := $(call concatlang,mat)
100$(LIBDIR)/libpetscmat.$(SL_LINKER_SUFFIX)  : libdep := $(call libpkg,vec sys)
101$(LIBDIR)/libpetscdm.$(SL_LINKER_SUFFIX)   : obj    := $(call concatlang,dm)
102$(LIBDIR)/libpetscdm.$(SL_LINKER_SUFFIX)   : libdep := $(call libpkg,mat vec sys)
103$(LIBDIR)/libpetscksp.$(SL_LINKER_SUFFIX)  : obj    := $(call concatlang,ksp)
104$(LIBDIR)/libpetscksp.$(SL_LINKER_SUFFIX)  : libdep := $(call libpkg,dm mat vec sys)
105$(LIBDIR)/libpetscsnes.$(SL_LINKER_SUFFIX) : obj    := $(call concatlang,snes)
106$(LIBDIR)/libpetscsnes.$(SL_LINKER_SUFFIX) : libdep := $(call libpkg,ksp dm mat vec sys)
107$(LIBDIR)/libpetscts.$(SL_LINKER_SUFFIX)   : obj    := $(call concatlang,ts)
108$(LIBDIR)/libpetscts.$(SL_LINKER_SUFFIX)   : libdep := $(call libpkg,snes ksp dm mat vec sys)
109$(LIBDIR)/libpetscsys.$(AR_LIB_SUFFIX)  : $(call concatlang,sys)
110$(LIBDIR)/libpetscvec.$(AR_LIB_SUFFIX)  : $(call concatlang,vec)
111$(LIBDIR)/libpetscmat.$(AR_LIB_SUFFIX)  : $(call concatlang,mat)
112$(LIBDIR)/libpetscdm.$(AR_LIB_SUFFIX)   : $(call concatlang,dm)
113$(LIBDIR)/libpetscksp.$(AR_LIB_SUFFIX)  : $(call concatlang,ksp)
114$(LIBDIR)/libpetscsnes.$(AR_LIB_SUFFIX) : $(call concatlang,snes)
115$(LIBDIR)/libpetscts.$(AR_LIB_SUFFIX)   : $(call concatlang,ts)
116
117# The package libraries technically depend on each other (not just in an order-only way), but only
118# ABI changes like new or removed symbols requires relinking the dependent libraries.  ABI should
119# only occur when a header is changed, which would trigger recompilation and relinking anyway.
120# RELINK=1 causes dependent libraries to be relinked anyway.
121ifeq ($(RELINK),1)
122  libdep_true = $$(libdep)
123  libdep_order =
124else
125  libdep_true =
126  libdep_order = $$(libdep)
127endif
128$(libpetscpkgs_shared) : $$(obj) $(libdep_true) | $(libdep_order) $$(@D)/.DIR
129	$(call quiet,CLINKER) -shared -o $@ $(obj) $(libdep) $(PETSC_EXTERNAL_LIB_BASIC)
130ifneq ($(DSYMUTIL),true)
131	$(call quiet,DSYMUTIL) $@
132endif
133
134$(OBJDIR)/%.o : %.c | $$(@D)/.DIR
135	$(PETSC_COMPILE.c) $(abspath $<) -o $@
136
137$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR
138	$(PETSC_COMPILE.cxx) $(abspath $<) -o $@
139
140$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR
141	$(PETSC_COMPILE.cu) $(abspath $<) -o $@ # Compile first so that if there is an error, it comes from a normal compile
142	@$(PETSC_GENDEPS.cu) $(abspath $<) -o $(@:%.o=%.d) # Generate the dependencies for later
143
144$(OBJDIR)/%.o : %.F | $$(@D)/.DIR
145ifeq ($(FC_MODULE_OUTPUT_FLAG),)
146	cd $(MODDIR) && $(FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS) $(abspath $<) -o $(abspath $@)
147else
148	$(PETSC_COMPILE.F) $(abspath $<) -o $@ $(FC_MODULE_OUTPUT_FLAG)$(MODDIR)
149endif
150
151# Hack: manual dependencies on object files
152ifeq ($(MPI_IS_MPIUNI),1)
153  MPIUNI_MOD := $(MODDIR)/mpi.mod
154endif
155$(OBJDIR)/src/sys/f90-mod/petscsysmod.o   : $(if $(MPIUNI_MOD),$(OBJDIR)/src/sys/mpiuni/f90-mod/mpiunimod.o)
156$(OBJDIR)/src/vec/f90-mod/petscvecmod.o   : $(OBJDIR)/src/sys/f90-mod/petscsysmod.o
157$(OBJDIR)/src/mat/f90-mod/petscmatmod.o   : $(OBJDIR)/src/vec/f90-mod/petscvecmod.o
158$(OBJDIR)/src/dm/f90-mod/petscdmmod.o     : $(OBJDIR)/src/mat/f90-mod/petscmatmod.o
159$(OBJDIR)/src/ksp/f90-mod/petsckspmod.o   : $(OBJDIR)/src/dm/f90-mod/petscdmmod.o
160$(OBJDIR)/src/snes/f90-mod/petscsnesmod.o : $(OBJDIR)/src/ksp/f90-mod/petsckspmod.o
161$(OBJDIR)/src/ts/f90-mod/petsctsmod.o     : $(OBJDIR)/src/snes/f90-mod/petscsnesmod.o
162
163%/.DIR :
164	@mkdir -p $(@D)
165	@touch $@
166
167.PRECIOUS: %/.DIR
168
169.SUFFIXES: # Clear .SUFFIXES because we don't use implicit rules
170.DELETE_ON_ERROR:               # Delete likely-corrupt target file if rule fails
171
172.PHONY: clean all print
173
174clean:
175	rm -rf $(OBJDIR) $(LIBDIR)/libpetsc* $(MODDIR)/petsc*.mod $(MPIUNI_MOD) $(generated)
176
177# make print VAR=the-variable
178print:
179	@echo $($(VAR))
180
181allobj.d := $(srcs.o:%.o=%.d)
182# Tell make that allobj.d are all up to date.  Without this, the include
183# below has quadratic complexity, taking more than one second for a
184# do-nothing build of PETSc (much worse for larger projects)
185$(allobj.d) : ;
186
187-include $(allobj.d)
188