tools/iio/Makefile

   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 CC = $(CROSS_COMPILE)gcc
  16 LD = $(CROSS_COMPILE)ld
  17 CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include
  18
  19 ALL_TARGETS := iio_event_monitor lsiio iio_generic_buffer
  20 ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))
  21
  22 all: $(ALL_PROGRAMS)
  23
  24 export srctree OUTPUT CC LD CFLAGS
  25 include $(srctree)/tools/build/Makefile.include
  26
  27 #
  28 # We need the following to be outside of kernel tree
  29 #
  30 $(OUTPUT)include/linux/iio: ../../include/uapi/linux/iio
  31         mkdir -p $(OUTPUT)include/linux/iio 2>&1 || true
  32         ln -sf $(CURDIR)/../../include/uapi/linux/iio/events.h $@
  33         ln -sf $(CURDIR)/../../include/uapi/linux/iio/types.h $@
  34
  35 prepare: $(OUTPUT)include/linux/iio
  36
  37 LSIIO_IN := $(OUTPUT)lsiio-in.o
  38 $(LSIIO_IN): prepare FORCE
  39         $(Q)$(MAKE) $(build)=lsiio
  40 $(OUTPUT)lsiio: $(LSIIO_IN)
  41         $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@
  42
  43 IIO_EVENT_MONITOR_IN := $(OUTPUT)iio_event_monitor-in.o
  44 $(IIO_EVENT_MONITOR_IN): prepare FORCE
  45         $(Q)$(MAKE) $(build)=iio_event_monitor
  46 $(OUTPUT)iio_event_monitor: $(IIO_EVENT_MONITOR_IN)
  47         $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@
  48
  49 IIO_GENERIC_BUFFER_IN := $(OUTPUT)iio_generic_buffer-in.o
  50 $(IIO_GENERIC_BUFFER_IN): prepare FORCE
  51         $(Q)$(MAKE) $(build)=iio_generic_buffer
  52 $(OUTPUT)iio_generic_buffer: $(IIO_GENERIC_BUFFER_IN)
  53         $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@
  54
  55 clean:
  56         rm -f $(ALL_PROGRAMS)
  57         rm -rf $(OUTPUT)include/linux/iio
  58         find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.d' -delete
  59
  60 install: $(ALL_PROGRAMS)
  61         install -d -m 755 $(DESTDIR)$(bindir);          \
  62         for program in $(ALL_PROGRAMS); do              \
  63                 install $$program $(DESTDIR)$(bindir);  \
  64         done
  65
  66 FORCE:
  67
  68 .PHONY: all install clean FORCE prepare