1# SPDX-License-Identifier: GPL-2.0 2include ../scripts/Makefile.include 3 4bindir ?= /usr/bin 5 6ifeq ($(srctree),) 7srctree := $(patsubst %/,%,$(dir $(CURDIR))) 8srctree := $(patsubst %/,%,$(dir $(srctree))) 9endif 10 11# Do not use make's built-in rules 12# (this improves performance and avoids hard-to-debug behaviour); 13MAKEFLAGS += -r 14 15override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include 16 17ALL_TARGETS := iio_event_monitor lsiio iio_generic_buffer 18ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS)) 19 20all: $(ALL_PROGRAMS) 21 22export srctree OUTPUT CC LD CFLAGS 23include $(srctree)/tools/build/Makefile.include 24 25# 26# We need the following to be outside of kernel tree 27# 28$(OUTPUT)include/linux/iio: ../../include/uapi/linux/iio 29 mkdir -p $(OUTPUT)include/linux/iio 2>&1 || true 30 ln -sf $(CURDIR)/../../include/uapi/linux/iio/events.h $@ 31 ln -sf $(CURDIR)/../../include/uapi/linux/iio/types.h $@ 32 33prepare: $(OUTPUT)include/linux/iio 34 35LSIIO_IN := $(OUTPUT)lsiio-in.o 36$(LSIIO_IN): prepare FORCE 37 $(Q)$(MAKE) $(build)=lsiio 38$(OUTPUT)lsiio: $(LSIIO_IN) 39 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 40 41IIO_EVENT_MONITOR_IN := $(OUTPUT)iio_event_monitor-in.o 42$(IIO_EVENT_MONITOR_IN): prepare FORCE 43 $(Q)$(MAKE) $(build)=iio_event_monitor 44$(OUTPUT)iio_event_monitor: $(IIO_EVENT_MONITOR_IN) 45 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 46 47IIO_GENERIC_BUFFER_IN := $(OUTPUT)iio_generic_buffer-in.o 48$(IIO_GENERIC_BUFFER_IN): prepare FORCE 49 $(Q)$(MAKE) $(build)=iio_generic_buffer 50$(OUTPUT)iio_generic_buffer: $(IIO_GENERIC_BUFFER_IN) 51 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 52 53clean: 54 rm -f $(ALL_PROGRAMS) 55 rm -rf $(OUTPUT)include/linux/iio 56 find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete 57 58install: $(ALL_PROGRAMS) 59 install -d -m 755 $(DESTDIR)$(bindir); \ 60 for program in $(ALL_PROGRAMS); do \ 61 install $$program $(DESTDIR)$(bindir); \ 62 done 63 64FORCE: 65 66.PHONY: all install clean FORCE prepare 67