xref: /petsc/gmakefile (revision 1dabf717527971502cea62d7c9f2874d5c084515)
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 $(PETSC_ARCH)/lib)
10
11pkgs := sys vec mat dm ksp snes ts
12
13SL_LINKER_FUNCTION ?= -shared -Wl,-soname,$(1).$(2)
14
15libpetsc_abi_version := 0
16libpetsc_shared := $(LIBDIR)/libpetsc.$(SL_LINKER_SUFFIX)
17libpetsc_static := $(LIBDIR)/libpetsc.$(AR_LIB_SUFFIX)
18libpetscpkgs_shared := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(SL_LINKER_SUFFIX))
19libpetscpkgs_static := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(AR_LIB_SUFFIX))
20
21ifeq ($(PETSC_WITH_EXTERNAL_LIB),)
22  libpetscall_shared := $(libpetscpkgs_shared)
23  libpetscall_static := $(libpetscpkgs_static)
24else
25  libpetscall_shared := $(libpetsc_shared)
26  libpetscall_static := $(libpetsc_static)
27endif
28libpetscall := $(if $(filter-out no,$(BUILDSHAREDLIB)),$(libpetscall_shared),$(libpetscall_static))
29
30generated := $(PETSC_ARCH)/conf/files
31
32all : $(generated) $(libpetscall)
33
34.SECONDEXPANSION:		# to expand $$(@D)/.DIR
35
36#workarround old cygwin versions
37ifeq ($(PETSC_CYGWIN_BROKEN_PIPE),1)
38ifeq ($(shell basename $(AR)),ar)
39  V ?=1
40endif
41endif
42ifeq ($(V),)
43  quiet_HELP := "Use \"$(MAKE) V=1\" to see the verbose compile lines.\n"
44  quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)"  %10s %s\n" "$1$2" "$@"; $($1)
45else ifeq ($(V),0)		# Same, but do not print any help
46  quiet = @printf "  %10s %s\n" "$1$2" "$@"; $($1)
47else				# Show the full command line
48  quiet = $($1)
49endif
50
51$(PETSC_ARCH)/conf/files :
52	$(PYTHON) conf/gmakegen.py --petsc-arch=$(PETSC_ARCH)
53
54-include $(generated)
55
56ifeq ($(PETSC_LANGUAGE),CXXONLY)
57  cc_name := CXX
58else
59  cc_name := CC
60endif
61
62PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(C_DEPFLAGS)
63PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(CXX_DEPFLAGS)
64PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
65PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
66PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS)
67
68langs := c cu cxx F
69concatlang = $(foreach lang, $(langs), $(srcs-$(1).$(lang):%.$(lang)=$(OBJDIR)/%.o))
70srcs.o := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg)))
71
72# with-single-library=1 (default)
73$(libpetsc_shared) : $(srcs.o) | $$(@D)/.DIR
74	$(call quiet,CLINKER) $(call SL_LINKER_FUNCTION,$(notdir $@),$(libpetsc_abi_version)) -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC)
75
76$(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) $(call SL_LINKER_FUNCTION,$(notdir $@),$(libpetsc_abi_version)) -o $@ $(obj) $(libdep) $(PETSC_EXTERNAL_LIB_BASIC)
130
131$(OBJDIR)/%.o : %.c | $$(@D)/.DIR
132	$(PETSC_COMPILE.c) $(abspath $<) -o $@
133
134$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR
135	$(PETSC_COMPILE.cxx) $(abspath $<) -o $@
136
137$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR
138	$(PETSC_COMPILE.cu) $(abspath $<) -o $@ # Compile first so that if there is an error, it comes from a normal compile
139	@$(PETSC_GENDEPS.cu) $(abspath $<) -o $(@:%.o=%.d) # Generate the dependencies for later
140
141$(OBJDIR)/%.o : %.F | $$(@D)/.DIR
142ifeq ($(FC_MODULE_OUTPUT_FLAG),)
143	cd $(MODDIR) && $(FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS) $(abspath $<) -o $(abspath $@)
144else
145	$(PETSC_COMPILE.F) $(abspath $<) -o $@ $(FC_MODULE_OUTPUT_FLAG)$(MODDIR)
146endif
147
148# Hack: manual dependencies on object files
149ifeq ($(MPI_IS_MPIUNI),1)
150  MPIUNI_MOD := $(MODDIR)/mpi.mod
151endif
152$(OBJDIR)/src/sys/f90-mod/petscsysmod.o   : $(if $(MPIUNI_MOD),$(OBJDIR)/src/sys/mpiuni/f90-mod/mpiunimod.o)
153$(OBJDIR)/src/vec/f90-mod/petscvecmod.o   : $(OBJDIR)/src/sys/f90-mod/petscsysmod.o
154$(OBJDIR)/src/mat/f90-mod/petscmatmod.o   : $(OBJDIR)/src/vec/f90-mod/petscvecmod.o
155$(OBJDIR)/src/dm/f90-mod/petscdmmod.o     : $(OBJDIR)/src/mat/f90-mod/petscmatmod.o
156$(OBJDIR)/src/ksp/f90-mod/petsckspmod.o   : $(OBJDIR)/src/dm/f90-mod/petscdmmod.o
157$(OBJDIR)/src/snes/f90-mod/petscsnesmod.o : $(OBJDIR)/src/ksp/f90-mod/petsckspmod.o
158$(OBJDIR)/src/ts/f90-mod/petsctsmod.o     : $(OBJDIR)/src/snes/f90-mod/petscsnesmod.o
159
160%/.DIR :
161	@mkdir -p $(@D)
162	@touch $@
163
164.PRECIOUS: %/.DIR
165
166.SUFFIXES: # Clear .SUFFIXES because we don't use implicit rules
167.DELETE_ON_ERROR:               # Delete likely-corrupt target file if rule fails
168
169.PHONY: clean all print
170
171clean:
172	rm -rf $(OBJDIR) $(LIBDIR)/libpetsc* $(MODDIR)/petsc*.mod $(MPIUNI_MOD) $(generated)
173
174# make print VAR=the-variable
175print:
176	@echo $($(VAR))
177
178allobj.d := $(srcs.o:%.o=%.d)
179# Tell make that allobj.d are all up to date.  Without this, the include
180# below has quadratic complexity, taking more than one second for a
181# do-nothing build of PETSc (much worse for larger projects)
182$(allobj.d) : ;
183
184-include $(allobj.d)
185