xref: /petsc/gmakefile (revision e551db170525c6950e3ad11edcf7f326fbf4d6ae)
1# -*- mode: makefile-gmake -*-
2
3# If $(PETSC_ARCH) is empty, this defines it and PETSC_DIR
4include ./$(PETSC_ARCH)/lib/petsc/conf/petscvariables
5include ./lib/petsc/conf/variables
6
7OBJDIR := $(PETSC_ARCH)/obj
8MODDIR := $(PETSC_ARCH)/include
9LIBDIR := $(abspath $(PETSC_ARCH)/lib)
10TESTLOGFILE = $(TESTDIR)/examples-$(PETSC_ARCH).log
11
12pkgs := sys vec mat dm ksp snes ts tao
13
14# $(call SONAME_FUNCTION,libfoo,abiversion)
15SONAME_FUNCTION ?= $(1).$(SL_LINKER_SUFFIX).$(2)
16# $(call SL_LINKER_FUNCTION,libfoo,abiversion,libversion)
17SL_LINKER_FUNCTION ?= -shared -Wl,-soname,$(call SONAME_FUNCTION,$(notdir $(1)),$(2))
18
19PETSC_VERSION_MAJOR := $(shell awk '/\#define PETSC_VERSION_MAJOR/{print $$3;}' ./include/petscversion.h)
20PETSC_VERSION_MINOR := $(shell awk '/\#define PETSC_VERSION_MINOR/{print $$3;}' ./include/petscversion.h)
21PETSC_VERSION_SUBMINOR := $(shell awk '/\#define PETSC_VERSION_SUBMINOR/{print $$3;}' ./include/petscversion.h)
22PETSC_VERSION_RELEASE := $(shell awk '/\#define PETSC_VERSION_RELEASE/{print $$3;}' ./include/petscversion.h)
23
24libpetsc_abi_version := $(PETSC_VERSION_MAJOR).$(if $(filter $(PETSC_VERSION_RELEASE), 0 -2 -3 -4 -5),0)$(PETSC_VERSION_MINOR)
25libpetsc_lib_version := $(libpetsc_abi_version).$(PETSC_VERSION_SUBMINOR)
26soname_function = $(call SONAME_FUNCTION,$(1),$(libpetsc_abi_version))
27libname_function = $(call SONAME_FUNCTION,$(1),$(libpetsc_lib_version))
28basename_all = $(basename $(basename $(basename $(basename $(1)))))
29sl_linker_args = $(call SL_LINKER_FUNCTION,$(call basename_all,$@),$(libpetsc_abi_version),$(libpetsc_lib_version))
30
31libpetsc_shared  := $(LIBDIR)/libpetsc.$(SL_LINKER_SUFFIX)
32libpetsc_soname  := $(call soname_function,$(LIBDIR)/libpetsc)
33libpetsc_libname := $(call libname_function,$(LIBDIR)/libpetsc)
34libpetsc_static  := $(LIBDIR)/libpetsc.$(AR_LIB_SUFFIX)
35libpetscpkgs_shared  := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(SL_LINKER_SUFFIX))
36libpetscpkgs_soname  := $(foreach pkg, $(pkgs), $(call soname_function,$(LIBDIR)/libpetsc$(pkg)))
37libpetscpkgs_libname := $(foreach pkg, $(pkgs), $(call libname_function,$(LIBDIR)/libpetsc$(pkg)))
38libpetscpkgs_static  := $(foreach pkg, $(pkgs), $(LIBDIR)/libpetsc$(pkg).$(AR_LIB_SUFFIX))
39
40ifeq ($(PETSC_WITH_EXTERNAL_LIB),)
41  libpetscall_shared  := $(libpetscpkgs_shared)
42  libpetscall_soname  := $(libpetscpkgs_soname)
43  libpetscall_libname := $(libpetscpkgs_libname)
44  libpetscall_static  := $(libpetscpkgs_static)
45else
46  libpetscall_shared  := $(libpetsc_shared)
47  libpetscall_soname  := $(libpetsc_soname)
48  libpetscall_libname := $(libpetsc_libname)
49  libpetscall_static  := $(libpetsc_static)
50endif
51libpetscall := $(if $(filter-out no,$(BUILDSHAREDLIB)),$(libpetscall_shared) $(libpetscall_soname),$(libpetscall_static))
52
53generated      := $(PETSC_ARCH)/lib/petsc/conf/files
54petscconf      := $(PETSC_ARCH)/include/petscconf.h
55petscvariables := $(PETSC_ARCH)/lib/petsc/conf/petscvariables
56
57all : $(generated) $(libpetscall)
58
59.SECONDEXPANSION:		# to expand $$(@D)/.DIR
60
61
62#workarround old cygwin versions
63ifeq ($(PETSC_CYGWIN_BROKEN_PIPE),1)
64ifeq ($(shell basename $(AR)),ar)
65  V ?=1
66endif
67endif
68V ?= $(if $(findstring s,$(MAKEFLAGS)),0)
69ifeq ($(V),)  # Default
70  quiet_HELP := "Use \"$(MAKE) V=1\" to see verbose compile lines, \"$(MAKE) V=0\" to suppress.\n"
71  quiet = @printf $(quiet_HELP)$(eval quiet_HELP:=)"  %10s %s\n" "$1$2" "$@"; $($1)
72else ifeq ($(V),0)		# Suppress entire command
73  quiet = @$($1)
74else				# Show the full command line
75  quiet = $($1)
76endif
77
78
79$(generated) : $(petscconf) $(petscvariables) config/gmakegen.py
80	$(PYTHON) ./config/gmakegen.py --petsc-arch=$(PETSC_ARCH)
81
82-include $(generated)
83
84ifeq ($(PETSC_LANGUAGE),CXXONLY)
85  cc_name := CXX
86else
87  cc_name := CC
88endif
89
90# implies shared libraries with MS compilers
91ifeq ($(SL_LINKER_FUNCTION),-LD)
92$(OBJDIR)/%.o : CCPPFLAGS+=-Dpetsc_EXPORTS
93endif
94
95PETSC_COMPILE.c = $(call quiet,$(cc_name)) -c $(PCC_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(C_DEPFLAGS)
96PETSC_COMPILE.cxx = $(call quiet,CXX) -c $(CXX_FLAGS) $(CFLAGS) $(CCPPFLAGS) $(CXX_DEPFLAGS)
97PETSC_COMPILE.cu = $(call quiet,CUDAC) -c $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
98PETSC_GENDEPS.cu = $(call quiet,CUDAC,.dep) --generate-dependencies --output-directory=$(@D) $(CUDAC_FLAGS) --compiler-options="$(PCC_FLAGS) $(CXXFLAGS) $(CCPPFLAGS)"
99PETSC_COMPILE.F = $(call quiet,FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS)
100
101langs := F cu cxx c
102concatlang = $(foreach lang, $(langs), $(srcs-$(1).$(lang):%.$(lang)=$(OBJDIR)/%.o))
103srcs.o := $(foreach pkg, $(pkgs), $(call concatlang,$(pkg)))
104
105define SHARED_RECIPE_DLL
106  @$(RM) $@ dllcmd.${PETSC_ARCH}
107  @cygpath -w $^ > dllcmd.${PETSC_ARCH}
108  $(call quiet,CLINKER) $(sl_linker_args) -o $@ @dllcmd.${PETSC_ARCH} $(PETSC_EXTERNAL_LIB_BASIC)
109  @$(RM) dllcmd.${PETSC_ARCH}
110endef
111
112define SHARED_RECIPE_DEFAULT
113  $(call quiet,CLINKER) $(sl_linker_args) -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC)
114endef
115
116# with-single-library=1 (default)
117$(libpetsc_libname) : $(srcs.o) | $$(@D)/.DIR
118	$(if $(findstring -LD,$(SL_LINKER_FUNCTION)),$(SHARED_RECIPE_DLL),$(SHARED_RECIPE_DEFAULT))
119ifneq ($(DSYMUTIL),true)
120	$(call quiet,DSYMUTIL) $@
121endif
122
123$(libpetsc_static) : obj := $(srcs.o)
124
125define ARCHIVE_RECIPE_WIN32FE_LIB
126  @$(RM) $@ $@.args
127  @cygpath -w $^ > $@.args
128  $(call quiet,AR) $(AR_FLAGS) $@ @$@.args
129  @$(RM) $@.args
130endef
131
132define ARCHIVE_RECIPE_DEFAULT
133  @$(RM) $@
134  $(call quiet,AR) $(AR_FLAGS) $@ $^
135  $(call quiet,RANLIB) $@
136endef
137
138%.$(AR_LIB_SUFFIX) : $$(obj) | $$(@D)/.DIR
139	$(if $(findstring win32fe lib,$(AR)),$(ARCHIVE_RECIPE_WIN32FE_LIB),$(ARCHIVE_RECIPE_DEFAULT))
140
141# with-single-library=0
142libpkg = $(foreach pkg, $1, $(LIBDIR)/libpetsc$(pkg).$(SL_LINKER_SUFFIX))
143define pkg_template
144  $(LIBDIR)/libpetsc$(1).$(AR_LIB_SUFFIX)  : $(call concatlang,$(1))
145  $(call libname_function,$(LIBDIR)/libpetsc$(1)) : $(call concatlang,$(1))
146endef
147$(foreach pkg,$(pkgs),$(eval $(call pkg_template,$(pkg))))
148$(call libname_function,$(LIBDIR)/libpetscvec)  : libdep := $(call libpkg,sys)
149$(call libname_function,$(LIBDIR)/libpetscmat)  : libdep := $(call libpkg,vec sys)
150$(call libname_function,$(LIBDIR)/libpetscdm)   : libdep := $(call libpkg,mat vec sys)
151$(call libname_function,$(LIBDIR)/libpetscksp)  : libdep := $(call libpkg,dm mat vec sys)
152$(call libname_function,$(LIBDIR)/libpetscsnes) : libdep := $(call libpkg,ksp dm mat vec sys)
153$(call libname_function,$(LIBDIR)/libpetscts)   : libdep := $(call libpkg,snes ksp dm mat vec sys)
154$(call libname_function,$(LIBDIR)/libpetsctao)  : libdep := $(call libpkg,snes ksp dm mat vec sys)
155
156# The package libraries technically depend on each other (not just in an order-only way), but only
157# ABI changes like new or removed symbols requires relinking the dependent libraries.  ABI should
158# only occur when a header is changed, which would trigger recompilation and relinking anyway.
159# RELINK=1 causes dependent libraries to be relinked anyway.
160ifeq ($(RELINK),1)
161  libdep_true = $$(libdep)
162  libdep_order =
163else
164  libdep_true =
165  libdep_order = $$(libdep)
166endif
167$(libpetscpkgs_libname) : $(libdep_true) | $(libdep_order) $$(@D)/.DIR
168	$(call quiet,CLINKER) $(sl_linker_args) -o $@ $^ $(PETSC_EXTERNAL_LIB_BASIC)
169ifneq ($(DSYMUTIL),true)
170	$(call quiet,DSYMUTIL) $@
171endif
172
173%.$(SL_LINKER_SUFFIX) : $(call libname_function,%)
174	@ln -sf $(notdir $<) $@
175
176$(call soname_function,%) : $(call libname_function,%)
177	@ln -sf $(notdir $<) $@
178
179$(OBJDIR)/%.o : %.c | $$(@D)/.DIR
180	$(PETSC_COMPILE.c) $(abspath $<) -o $@
181
182$(OBJDIR)/%.o : %.cxx | $$(@D)/.DIR
183	$(PETSC_COMPILE.cxx) $(abspath $<) -o $@
184
185$(OBJDIR)/%.o : %.cu | $$(@D)/.DIR
186	$(PETSC_COMPILE.cu) $(abspath $<) -o $@ # Compile first so that if there is an error, it comes from a normal compile
187	@$(PETSC_GENDEPS.cu) $(abspath $<) -o $(@:%.o=%.d) # Generate the dependencies for later
188
189FCMOD = cd
190$(OBJDIR)/%.o : %.F | $$(@D)/.DIR
191ifeq ($(FC_MODULE_OUTPUT_FLAG),)
192	$(call quiet,FCMOD) $(MODDIR) && $(FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS) $(abspath $<) -o $(abspath $@)
193else
194	$(PETSC_COMPILE.F) $(abspath $<) -o $@ $(FC_MODULE_OUTPUT_FLAG)$(MODDIR)
195endif
196
197$(OBJDIR)/%.o : %.F90 | $$(@D)/.DIR
198ifeq ($(FC_MODULE_OUTPUT_FLAG),)
199	$(call quiet,FCMOD) $(MODDIR) && $(FC) -c $(FC_FLAGS) $(FFLAGS) $(FCPPFLAGS) $(FC_DEPFLAGS) $(abspath $<) -o $(abspath $@)
200else
201	$(PETSC_COMPILE.F) $(abspath $<) -o $@ $(FC_MODULE_OUTPUT_FLAG)$(MODDIR)
202endif
203
204# Hack: manual dependencies on object files
205ifeq ($(MPI_IS_MPIUNI),1)
206  MPIUNI_MOD := $(MODDIR)/mpi.mod
207endif
208$(OBJDIR)/src/sys/f90-mod/petscsysmod.o   : $(if $(MPIUNI_MOD),$(OBJDIR)/src/sys/mpiuni/f90-mod/mpiunimod.o)
209$(OBJDIR)/src/vec/f90-mod/petscvecmod.o   : $(OBJDIR)/src/sys/f90-mod/petscsysmod.o
210$(OBJDIR)/src/mat/f90-mod/petscmatmod.o   : $(OBJDIR)/src/vec/f90-mod/petscvecmod.o
211$(OBJDIR)/src/dm/f90-mod/petscdmmod.o     : $(OBJDIR)/src/mat/f90-mod/petscmatmod.o
212$(OBJDIR)/src/ksp/f90-mod/petsckspmod.o   : $(OBJDIR)/src/dm/f90-mod/petscdmmod.o
213$(OBJDIR)/src/snes/f90-mod/petscsnesmod.o : $(OBJDIR)/src/ksp/f90-mod/petsckspmod.o
214$(OBJDIR)/src/ts/f90-mod/petsctsmod.o     : $(OBJDIR)/src/snes/f90-mod/petscsnesmod.o
215$(OBJDIR)/src/tao/f90-mod/petsctaomod.o   : $(OBJDIR)/src/ts/f90-mod/petsctsmod.o
216# F2003 interface
217$(OBJDIR)/src/sys/objects/f2003-src/fsrc/optionenum.o   : $(OBJDIR)/src/sys/f90-mod/petscsysmod.o
218$(OBJDIR)/src/sys/classes/bag/f2003-src/fsrc/bagenum.o  : $(OBJDIR)/src/sys/f90-mod/petscsysmod.o
219
220# all sources should get recompiled when petscvariables changes (i.e when configure is rerun or when petscvariables is manually edited.)
221$(srcs.o) : $(petscvariables)
222
223%/.DIR :
224	@mkdir -p $(@D)
225	@touch $@
226
227.PRECIOUS: %/.DIR
228
229.SUFFIXES: # Clear .SUFFIXES because we don't use implicit rules
230.DELETE_ON_ERROR:               # Delete likely-corrupt target file if rule fails
231
232.PHONY: clean all print
233
234clean:
235	${RM} -r $(OBJDIR) $(LIBDIR)/libpetsc* $(MODDIR)/petsc*.mod $(MPIUNI_MOD) $(generated)
236
237# make print VAR=the-variable
238print:
239	@echo $($(VAR))
240
241allobj.d := $(srcs.o:%.o=%.d)
242# Tell make that allobj.d are all up to date.  Without this, the include
243# below has quadratic complexity, taking more than one second for a
244# do-nothing build of PETSc (much worse for larger projects)
245$(allobj.d) : ;
246
247-include $(allobj.d)
248
249help: help-make help-targets
250	-@echo "Above is from: help-make help-targets"
251
252help-make:
253	-@echo "Basic build usage:"
254	-@echo "   make -f gmakefile <options>"
255	-@echo
256	-@echo "Options:"
257	-@echo "  V=0           Very quiet builds"
258	-@echo "  V=1           Verbose builds"
259	-@echo
260
261help-targets:
262	-@echo "All makefile targets and their dependencies:"
263	-@grep ^[a-z] gmakefile | grep : | grep -v =
264	-@echo
265	-@echo
266