1 # SPDX-License-Identifier: GPL-2.0 2 include ../scripts/Makefile.include 3 4 bindir ?= /usr/bin 5 6 ifeq ($(srctree),) 7 srctree := $(patsubst %/,%,$(dir $(CURDIR))) 8 srctree := $(patsubst %/,%,$(dir $(srctree))) 9 endif 10 11 # Do not use make's built-in rules 12 # (this improves performance and avoids hard-to-debug behaviour); 13 MAKEFLAGS += -r 14 15 override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include 16 17 ALL_TARGETS := iio_event_monitor lsiio iio_generic_buffer 18 ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS)) 19 20 all: $(ALL_PROGRAMS) 21 22 export srctree OUTPUT CC LD CFLAGS 23 include $(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/buffer.h $@ 31 ln -sf $(CURDIR)/../../include/uapi/linux/iio/events.h $@ 32 ln -sf $(CURDIR)/../../include/uapi/linux/iio/types.h $@ 33 34 prepare: $(OUTPUT)include/linux/iio 35 36 IIO_UTILS_IN := $(OUTPUT)iio_utils-in.o 37 $(IIO_UTILS_IN): prepare FORCE 38 $(Q)$(MAKE) $(build)=iio_utils 39 40 LSIIO_IN := $(OUTPUT)lsiio-in.o 41 $(LSIIO_IN): prepare FORCE $(OUTPUT)iio_utils-in.o 42 $(Q)$(MAKE) $(build)=lsiio 43 $(OUTPUT)lsiio: $(LSIIO_IN) 44 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 45 46 IIO_EVENT_MONITOR_IN := $(OUTPUT)iio_event_monitor-in.o 47 $(IIO_EVENT_MONITOR_IN): prepare FORCE $(OUTPUT)iio_utils-in.o 48 $(Q)$(MAKE) $(build)=iio_event_monitor 49 $(OUTPUT)iio_event_monitor: $(IIO_EVENT_MONITOR_IN) 50 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 51 52 IIO_GENERIC_BUFFER_IN := $(OUTPUT)iio_generic_buffer-in.o 53 $(IIO_GENERIC_BUFFER_IN): prepare FORCE $(OUTPUT)iio_utils-in.o 54 $(Q)$(MAKE) $(build)=iio_generic_buffer 55 $(OUTPUT)iio_generic_buffer: $(IIO_GENERIC_BUFFER_IN) 56 $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ 57 58 clean: 59 rm -f $(ALL_PROGRAMS) 60 rm -rf $(OUTPUT)include/linux/iio 61 find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete -o -name '\.*.cmd' -delete 62 63 install: $(ALL_PROGRAMS) 64 install -d -m 755 $(DESTDIR)$(bindir); \ 65 for program in $(ALL_PROGRAMS); do \ 66 install $$program $(DESTDIR)$(bindir); \ 67 done 68 69 FORCE: 70 71 .PHONY: all install clean FORCE prepare
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