platform_external_dtc/Makefile
Stephen Boyd 4baf15f7f1 Makefile: Add tags rule
It's useful to have some tags to jump around sources. We don't
include test sources in the toplevel Makefile because they
probably aren't useful to main program development.

Signed-off-by: Stephen Boyd <stephen.boyd@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2017-01-30 12:09:31 +11:00

300 lines
6.4 KiB
Makefile

#
# Device Tree Compiler
#
#
# Version information will be constructed in this order:
# EXTRAVERSION might be "-rc", for example.
# LOCAL_VERSION is likely from command line.
# CONFIG_LOCALVERSION from some future config system.
#
VERSION = 1
PATCHLEVEL = 4
SUBLEVEL = 2
EXTRAVERSION =
LOCAL_VERSION =
CONFIG_LOCALVERSION =
CPPFLAGS = -I libfdt -I .
WARNINGS = -Wall -Wpointer-arith -Wcast-qual -Wnested-externs \
-Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls -Wshadow
CFLAGS = -g -Os -fPIC -Werror $(WARNINGS)
BISON = bison
LEX = flex
INSTALL = /usr/bin/install
DESTDIR =
PREFIX = $(HOME)
BINDIR = $(PREFIX)/bin
LIBDIR = $(PREFIX)/lib
INCLUDEDIR = $(PREFIX)/include
HOSTOS := $(shell uname -s | tr '[:upper:]' '[:lower:]' | \
sed -e 's/\(cygwin\).*/cygwin/')
ifeq ($(HOSTOS),darwin)
SHAREDLIB_EXT=dylib
SHAREDLIB_LINK_OPTIONS=-dynamiclib -Wl,-install_name -Wl,
else
SHAREDLIB_EXT=so
SHAREDLIB_LINK_OPTIONS=-shared -Wl,--version-script=$(LIBFDT_version) -Wl,-soname,
endif
#
# Overall rules
#
ifdef V
VECHO = :
else
VECHO = echo " "
ARFLAGS = rc
.SILENT:
endif
NODEPTARGETS = clean
ifeq ($(MAKECMDGOALS),)
DEPTARGETS = all
else
DEPTARGETS = $(filter-out $(NODEPTARGETS),$(MAKECMDGOALS))
endif
#
# Rules for versioning
#
DTC_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
VERSION_FILE = version_gen.h
CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
else if [ -x /bin/bash ]; then echo /bin/bash; \
else echo sh; fi ; fi)
nullstring :=
space := $(nullstring) # end of line
localver_config = $(subst $(space),, $(string) \
$(patsubst "%",%,$(CONFIG_LOCALVERSION)))
localver_cmd = $(subst $(space),, $(string) \
$(patsubst "%",%,$(LOCALVERSION)))
localver_scm = $(shell $(CONFIG_SHELL) ./scripts/setlocalversion)
localver_full = $(localver_config)$(localver_cmd)$(localver_scm)
dtc_version = $(DTC_VERSION)$(localver_full)
# Contents of the generated version file.
define filechk_version
(echo "#define DTC_VERSION \"DTC $(dtc_version)\""; )
endef
define filechk
set -e; \
echo ' CHK $@'; \
mkdir -p $(dir $@); \
$(filechk_$(1)) < $< > $@.tmp; \
if [ -r $@ ] && cmp -s $@ $@.tmp; then \
rm -f $@.tmp; \
else \
echo ' UPD $@'; \
mv -f $@.tmp $@; \
fi;
endef
include Makefile.convert-dtsv0
include Makefile.dtc
include Makefile.utils
BIN += convert-dtsv0
BIN += dtc
BIN += fdtdump
BIN += fdtget
BIN += fdtput
SCRIPTS = dtdiff
all: $(BIN) libfdt
ifneq ($(DEPTARGETS),)
-include $(DTC_OBJS:%.o=%.d)
-include $(CONVERT_OBJS:%.o=%.d)
-include $(FDTDUMP_OBJS:%.o=%.d)
-include $(FDTGET_OBJS:%.o=%.d)
-include $(FDTPUT_OBJS:%.o=%.d)
endif
#
# Rules for libfdt
#
LIBFDT_objdir = libfdt
LIBFDT_srcdir = libfdt
LIBFDT_archive = $(LIBFDT_objdir)/libfdt.a
LIBFDT_lib = $(LIBFDT_objdir)/libfdt-$(DTC_VERSION).$(SHAREDLIB_EXT)
LIBFDT_include = $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_INCLUDES))
LIBFDT_version = $(addprefix $(LIBFDT_srcdir)/,$(LIBFDT_VERSION))
include $(LIBFDT_srcdir)/Makefile.libfdt
.PHONY: libfdt
libfdt: $(LIBFDT_archive) $(LIBFDT_lib)
$(LIBFDT_archive): $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_OBJS))
$(LIBFDT_lib): $(addprefix $(LIBFDT_objdir)/,$(LIBFDT_OBJS))
libfdt_clean:
@$(VECHO) CLEAN "(libfdt)"
rm -f $(addprefix $(LIBFDT_objdir)/,$(STD_CLEANFILES))
rm -f $(LIBFDT_objdir)/*.so
ifneq ($(DEPTARGETS),)
-include $(LIBFDT_OBJS:%.o=$(LIBFDT_objdir)/%.d)
endif
# This stops make from generating the lex and bison output during
# auto-dependency computation, but throwing them away as an
# intermediate target and building them again "for real"
.SECONDARY: $(DTC_GEN_SRCS) $(CONVERT_GEN_SRCS)
install-bin: all $(SCRIPTS)
@$(VECHO) INSTALL-BIN
$(INSTALL) -d $(DESTDIR)$(BINDIR)
$(INSTALL) $(BIN) $(SCRIPTS) $(DESTDIR)$(BINDIR)
install-lib: all
@$(VECHO) INSTALL-LIB
$(INSTALL) -d $(DESTDIR)$(LIBDIR)
$(INSTALL) $(LIBFDT_lib) $(DESTDIR)$(LIBDIR)
ln -sf $(notdir $(LIBFDT_lib)) $(DESTDIR)$(LIBDIR)/$(LIBFDT_soname)
ln -sf $(LIBFDT_soname) $(DESTDIR)$(LIBDIR)/libfdt.$(SHAREDLIB_EXT)
$(INSTALL) -m 644 $(LIBFDT_archive) $(DESTDIR)$(LIBDIR)
install-includes:
@$(VECHO) INSTALL-INC
$(INSTALL) -d $(DESTDIR)$(INCLUDEDIR)
$(INSTALL) -m 644 $(LIBFDT_include) $(DESTDIR)$(INCLUDEDIR)
install: install-bin install-lib install-includes
$(VERSION_FILE): Makefile FORCE
$(call filechk,version)
dtc: $(DTC_OBJS)
convert-dtsv0: $(CONVERT_OBJS)
@$(VECHO) LD $@
$(LINK.c) -o $@ $^
fdtdump: $(FDTDUMP_OBJS)
fdtget: $(FDTGET_OBJS) $(LIBFDT_archive)
fdtput: $(FDTPUT_OBJS) $(LIBFDT_archive)
dist:
git archive --format=tar --prefix=dtc-$(dtc_version)/ HEAD \
> ../dtc-$(dtc_version).tar
cat ../dtc-$(dtc_version).tar | \
gzip -9 > ../dtc-$(dtc_version).tar.gz
#
# Release signing and uploading
# This is for maintainer convenience, don't try this at home.
#
ifeq ($(MAINTAINER),y)
GPG = gpg2
KUP = kup
KUPDIR = /pub/software/utils/dtc
kup: dist
$(GPG) --detach-sign --armor -o ../dtc-$(dtc_version).tar.sign \
../dtc-$(dtc_version).tar
$(KUP) put ../dtc-$(dtc_version).tar.gz ../dtc-$(dtc_version).tar.sign \
$(KUPDIR)/dtc-$(dtc_version).tar.gz
endif
tags: FORCE
rm -f tags
find . \( -name tests -type d -prune \) -o \
\( ! -name '*.tab.[ch]' ! -name '*.lex.c' \
-name '*.[chly]' -type f -print \) | xargs ctags -a
#
# Testsuite rules
#
TESTS_PREFIX=tests/
TESTS_BIN += dtc
TESTS_BIN += convert-dtsv0
TESTS_BIN += fdtput
TESTS_BIN += fdtget
TESTS_BIN += fdtdump
include tests/Makefile.tests
#
# Clean rules
#
STD_CLEANFILES = *~ *.o *.$(SHAREDLIB_EXT) *.d *.a *.i *.s core a.out vgcore.* \
*.tab.[ch] *.lex.c *.output
clean: libfdt_clean tests_clean
@$(VECHO) CLEAN
rm -f $(STD_CLEANFILES)
rm -f $(VERSION_FILE)
rm -f $(BIN)
rm -f dtc-*.tar dtc-*.tar.sign dtc-*.tar.asc
#
# Generic compile rules
#
%: %.o
@$(VECHO) LD $@
$(LINK.c) -o $@ $^
%.o: %.c
@$(VECHO) CC $@
$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $<
%.o: %.S
@$(VECHO) AS $@
$(CC) $(CPPFLAGS) $(AFLAGS) -D__ASSEMBLY__ -o $@ -c $<
%.d: %.c
@$(VECHO) DEP $<
$(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@
%.d: %.S
@$(VECHO) DEP $<
$(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@
%.i: %.c
@$(VECHO) CPP $@
$(CC) $(CPPFLAGS) -E $< > $@
%.s: %.c
@$(VECHO) CC -S $@
$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -S $<
%.a:
@$(VECHO) AR $@
$(AR) $(ARFLAGS) $@ $^
$(LIBFDT_lib):
@$(VECHO) LD $@
$(CC) $(LDFLAGS) -fPIC $(SHAREDLIB_LINK_OPTIONS)$(LIBFDT_soname) -o $(LIBFDT_lib) $^
%.lex.c: %.l
@$(VECHO) LEX $@
$(LEX) -o$@ $<
%.tab.c %.tab.h %.output: %.y
@$(VECHO) BISON $@
$(BISON) -d $<
FORCE: