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 23multigrid.c := multigrid.c 24multigrid := $(multigrid.c:%.c=%) 25 26all: $(area) $(bps) $(bpsraw) $(multigrid) 27$(area): | $(PETSc.pc) $(ceed.pc) 28$(bps): | $(PETSc.pc) $(ceed.pc) 29$(bpsraw): | $(PETSc.pc) $(ceed.pc) 30$(multigrid): | $(PETSc.pc) $(ceed.pc) 31 32# Rules for building the examples 33%: %.c 34 $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(abspath $<) -o $@ \ 35 $(LDLIBS) 36 37print: $(PETSc.pc) $(ceed.pc) 38 $(info CC : $(CC)) 39 $(info CFLAGS : $(CFLAGS)) 40 $(info CPPFLAGS: $(CPPFLAGS)) 41 $(info LDFLAGS : $(LDFLAGS)) 42 $(info LDLIBS : $(LDLIBS)) 43 @true 44 45clean: 46 $(RM) $(area) $(bps) $(bpsraw) $(multigrid) 47 48$(PETSc.pc): 49 $(if $(wildcard $@),,$(error \ 50 PETSc config not found at $@. Please set PETSC_DIR and PETSC_ARCH)) 51 52.PHONY: all print clean 53 54pkgconf = $(shell pkg-config $1 | sed -e 's/^"//g' -e 's/"$$//g') 55