libfdt: Import libfdt source (1 of 2)

This adds the applicable libfdt source files (unmodified) and a README
to explain where the source came from.

1 files changed, 88 insertions, 0 deletions

diff --git a/libfdt/Makefile b/libfdt/Makefile
new file mode 100644
index 00000000000..c8240bba3a7
--- /dev/null
+++ b/libfdt/Makefile
@@ -0,0 +1,88 @@
+PREFIX = /usr/local
+TARGETLIBS = libfdt.a
+LIBOBJS = fdt.o fdt_ro.o fdt_wip.o fdt_sw.o fdt_rw.o fdt_strerror.o
+
+SOURCE = $(shell find . -maxdepth 1 ! -name version.h -a -name '*.[h]')
+SOURCE += *.c Makefile
+NODEPTARGETS=<clean>
+
+CPPFLAGS = -I.
+CFLAGS = -Wall -g
+
+LIBDIR = $(PREFIX)/$(LIB32)
+
+EXTRA_DIST = \
+	README \
+	HOWTO \
+	LGPL-2.1
+
+ifdef V
+VECHO = :
+else
+VECHO = echo "	"
+ARFLAGS = rc
+.SILENT:
+endif
+
+DEPFILES = $(LIBOBJS:%.o=%.d)
+
+all:	libs tests
+
+.PHONY:	tests libs
+
+libs:	$(TARGETLIBS)
+
+tests:	tests/all
+
+tests/%: libs
+	$(MAKE) -C tests $*
+
+check:	all
+	cd tests; ./run_tests.sh
+
+checkv:	all
+	cd tests; ./run_tests.sh -v
+
+func:	all
+	cd tests; ./run_tests.sh -t func
+
+funcv:	all
+	cd tests; ./run_tests.sh -t func -v
+
+stress:	all
+	cd tests; ./run_tests.sh -t stress
+
+stressv: all
+	cd tests; ./run_tests.sh -t stress -v
+
+%.o: %.c
+	@$(VECHO) CC $@
+	$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $<
+
+libfdt.a: $(LIBOBJS)
+	@$(VECHO) AR $@
+	$(AR) $(ARFLAGS) $@ $^
+
+%.i:	%.c
+	@$(VECHO) CPP $@
+	$(CC) $(CPPFLAGS) -E $< > $@
+
+%.s:	%.c
+	@$(VECHO) CC -S $@
+	$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -S $<
+
+clean:
+	@$(VECHO) CLEAN
+	rm -f *~ *.o *.so *.a *.d *.i *.s core a.out $(VERSION)
+	$(MAKE) -C tests clean
+
+%.d: %.c
+	@$(CC) $(CPPFLAGS) -MM -MT "$*.o $@" $< > $@
+
+# Workaround: Don't build dependencies for certain targets
+#    When the include below is executed, make will use the %.d target above to
+# generate missing files.  For certain targets (clean, version.h, etc) we don't
+# need or want these dependency files, so don't include them in this case.
+ifeq (,$(findstring <$(MAKECMDGOALS)>,$(NODEPTARGETS)))
+-include $(DEPFILES)
+endif