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 $(srctree)))
   9 endif
  10
  11 # Do not use make's built-in rules
  12 # (this improves performance and avoids hard-to-debug behaviour);
  13 MAKEFLAGS += -r
  14
  15 override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(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