xref: /openbmc/linux/tools/iio/Makefile (revision a44e4f3a) 
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