1 # SPDX-License-Identifier: GPL-2.0
2 include ../scripts/Makefile.include
7 srctree := $(patsubst %/,%,$(dir $(CURDIR)))
8 srctree := $(patsubst %/,%,$(dir $(srctree)))
11 # Do not use make's built-in rules
12 # (this improves performance and avoids hard-to-debug behaviour);
15 override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include
17 ALL_TARGETS := iio_event_monitor lsiio iio_generic_buffer
18 ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))
22 export srctree OUTPUT CC LD CFLAGS
23 include $(srctree)/tools/build/Makefile.include
26 # We need the following to be outside of kernel tree
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 $@
34 prepare: $(OUTPUT)include/linux/iio
36 IIO_UTILS_IN := $(OUTPUT)iio_utils-in.o
37 $(IIO_UTILS_IN): prepare FORCE
38 $(Q)$(MAKE) $(build)=iio_utils
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 $@
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 $@
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 $@
60 rm -rf $(OUTPUT)include/linux/iio
61 find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete
63 install: $(ALL_PROGRAMS)
64 install -d -m 755 $(DESTDIR)$(bindir); \
65 for program in $(ALL_PROGRAMS); do \
66 install $$program $(DESTDIR)$(bindir); \
71 .PHONY: all install clean FORCE prepare