xref: /libCEED/examples/petsc/Makefile (revision 843fcb4b0d46bd6b14f8beb81d84037c0d4fa65b)
1# Note: PETSC_ARCH can be undefined or empty for installations which do not use
2#       PETSC_ARCH - for example when using PETSc installed through Spack.
3PETSc.pc := $(PETSC_DIR)/$(PETSC_ARCH)/lib/pkgconfig/PETSc.pc
4CEED_DIR ?= ../..
5ceed.pc := $(CEED_DIR)/lib/pkgconfig/ceed.pc
6
7CC = $(call pkgconf, --variable=ccompiler $(PETSc.pc) $(ceed.pc))
8CFLAGS = -std=c99 $(call pkgconf, --variable=cflags_extra $(PETSc.pc)) $(call pkgconf, --cflags-only-other $(PETSc.pc)) $(OPT) -D__DIR__=\"$(dir $(abspath $(lastword $<)))\"
9CPPFLAGS = $(call pkgconf, --cflags-only-I $(PETSc.pc) $(ceed.pc))
10LDFLAGS = $(call pkgconf, --libs-only-L --libs-only-other $(PETSc.pc) $(ceed.pc))
11LDFLAGS += $(patsubst -L%, $(call pkgconf, --variable=ldflag_rpath $(PETSc.pc))%, $(call pkgconf, --libs-only-L $(PETSc.pc) $(ceed.pc)))
12LDLIBS = $(call pkgconf, --libs-only-l $(PETSc.pc) $(ceed.pc)) -lm
13
14area.c := area.c
15area := $(area.c:%.c=%)
16
17bps.c := bps.c
18bps := $(bps.c:%.c=%)
19
20bpsraw.c := bpsraw.c
21bpsraw := $(bpsraw.c:%.c=%)
22
23bpssphere.c := bpssphere.c
24bpssphere := $(bpssphere.c:%.c=%)
25
26multigrid.c := multigrid.c
27multigrid := $(multigrid.c:%.c=%)
28
29all: $(area) $(bps) $(bpsraw) $(bpssphere) $(multigrid)
30$(area): | $(PETSc.pc) $(ceed.pc)
31$(bps): | $(PETSc.pc) $(ceed.pc)
32$(bpsraw): | $(PETSc.pc) $(ceed.pc)
33$(bpssphere): | $(PETSc.pc) $(ceed.pc)
34$(multigrid): | $(PETSc.pc) $(ceed.pc)
35
36# Rules for building the examples
37%: %.c
38	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(CEED_LDFLAGS) $(abspath $<) -o $@ \
39	  $(LDLIBS)
40
41print: $(PETSc.pc) $(ceed.pc)
42	$(info CC      : $(CC))
43	$(info CFLAGS  : $(CFLAGS))
44	$(info CPPFLAGS: $(CPPFLAGS))
45	$(info LDFLAGS : $(LDFLAGS))
46	$(info LDLIBS  : $(LDLIBS))
47	@true
48
49clean:
50	$(RM) $(area) $(bps) $(bpsraw) $(bpssphere) $(multigrid)
51
52$(PETSc.pc):
53	$(if $(wildcard $@),,$(error \
54	  PETSc config not found at $@. Please set PETSC_DIR and PETSC_ARCH))
55
56.PHONY: all print clean
57
58pkgconf = $(shell pkg-config $1 | sed -e 's/^"//g' -e 's/"$$//g')
59