scripts/dtc/pylibfdt/Makefile

   1 # Unfortunately setup.py below cannot handle srctree being ".." which it often
   2 # is. It fails with an error like:
   3 # Fatal error: can't create build/temp.linux-x86_64-2.7/../lib/libfdt/fdt.o:
   4 #    No such file or directory
   5 # To fix this, use an absolute path.
   6 LIBFDT_srcdir = $(abspath $(srctree)/$(src)/../libfdt)
   7
   8 include $(LIBFDT_srcdir)/Makefile.libfdt
   9
  10 # Unfortunately setup.py (or actually the Python distutil implementation) puts
  11 # files into the same directory as the .i file. We cannot touch the source
  12 # directory, so we "ship" .i file into the objtree.
  13 PYLIBFDT_srcs = $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_SRCS)) \
  14                 $(obj)/libfdt.i
  15
  16 quiet_cmd_pymod = PYMOD   $@
  17       cmd_pymod = unset CC; unset CROSS_COMPILE; unset CFLAGS;\
  18                 LDFLAGS="$(HOSTLDFLAGS)" \
  19                 VERSION="u-boot-$(UBOOTVERSION)" \
  20                 CPPFLAGS="$(HOSTCFLAGS) -I$(LIBFDT_srcdir)" OBJDIR=$(obj) \
  21                 SOURCES="$(PYLIBFDT_srcs)" \
  22                 SWIG_OPTS="-I$(LIBFDT_srcdir) -I$(LIBFDT_srcdir)/.." \
  23                 $(PYTHON) $< --quiet build_ext --inplace
  24
  25 $(obj)/_libfdt.so: $(src)/setup.py $(PYLIBFDT_srcs) FORCE
  26         $(call if_changed,pymod)
  27
  28 always += _libfdt.so
  29
  30 clean-files += libfdt.i _libfdt.so libfdt.py libfdt_wrap.c