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lkl: build tools/lkl at out-of tree directory #271

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Nov 22, 2016
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lkl: build tools/lkl at out-of tree directory #271

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85 changes: 47 additions & 38 deletions tools/lkl/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -36,8 +36,9 @@ export srctree

# Target build configuration

export CFLAGS += -Iinclude -Wall -g -O2 -Wextra -Wno-unused-parameter \
-Wno-missing-field-initializers -fno-strict-aliasing
export CFLAGS += -I$(OUTPUT)/include -Iinclude -Wall -g -O2 -Wextra \
-Wno-unused-parameter \
-Wno-missing-field-initializers -fno-strict-aliasing

OUTPUT_FORMAT = $(shell $(LD) -r -print-output-format)

Expand Down Expand Up @@ -77,83 +78,90 @@ else
$(error Unrecognized platform: $(OUTPUT_FORMAT))
endif

ALL_PROGRAMS := lklfuse$(EXESUF) cptofs$(EXESUF) cpfromfs$(EXESUF) fs2tar$(EXESUF)
ALL_LIBRARIES := liblkl.a liblkl$(SOSUF) liblkl-hijack$(SOSUF)
ifneq ($(OUTPUT),)
OUTPUT := $(OUTPUT)/tools/lkl/
else
OUTPUT := $(CURDIR)/
endif
export OUTPUT

static: liblkl.a
shared: liblkl$(SOSUF)
hijack: liblkl-hijack$(SOSUF)
ALL_PROGRAMS := $(OUTPUT)lklfuse$(EXESUF) $(OUTPUT)cptofs$(EXESUF) $(OUTPUT)cpfromfs$(EXESUF) $(OUTPUT)fs2tar$(EXESUF)
ALL_LIBRARIES := $(OUTPUT)liblkl.a $(OUTPUT)liblkl$(SOSUF) $(OUTPUT)liblkl-hijack$(SOSUF)

liblkl$(SOSUF): lib/lkl-in.o lib/lkl.o
liblkl$(SOSUF): LDFLAGS += -shared
static: $(OUTPUT)liblkl.a
shared: $(OUTPUT)liblkl$(SOSUF)
hijack: $(OUTPUT)liblkl-hijack$(SOSUF)

liblkl-hijack$(SOSUF): lib/hijack/hijack-in.o liblkl.a
liblkl-hijack$(SOSUF): LDFLAGS += -shared -nodefaultlibs
liblkl-hijack$(SOSUF): LDLIBS += -ldl
$(OUTPUT)liblkl$(SOSUF): $(OUTPUT)lib/lkl-in.o $(OUTPUT)lib/lkl.o
$(OUTPUT)liblkl$(SOSUF): LDFLAGS += -shared

lklfuse$(EXESUF): lklfuse-in.o liblkl.a
lklfuse$(EXESUF): LDLIBS += -lfuse
$(OUTPUT)liblkl-hijack$(SOSUF): $(OUTPUT)lib/hijack/hijack-in.o $(OUTPUT)liblkl.a
$(OUTPUT)liblkl-hijack$(SOSUF): LDFLAGS += -shared -nodefaultlibs
$(OUTPUT)liblkl-hijack$(SOSUF): LDLIBS += -ldl

fs2tar$(EXESUF): fs2tar-in.o liblkl.a
fs2tar$(EXESUF): LDLIBS += -larchive
$(OUTPUT)lklfuse$(EXESUF): $(OUTPUT)lklfuse-in.o $(OUTPUT)liblkl.a
$(OUTPUT)lklfuse$(EXESUF): LDLIBS += -lfuse

$(OUTPUT)fs2tar$(EXESUF): $(OUTPUT)fs2tar-in.o $(OUTPUT)liblkl.a
$(OUTPUT)fs2tar$(EXESUF): LDLIBS += -larchive
ifneq (,$(filter $(OUTPUT_FORMAT),elf64-x86-64-freebsd))
fs2tar$(EXESUF): LDLIBS += -largp
$(OUTPUT)fs2tar$(EXESUF): LDLIBS += -largp
endif

cptofs$(EXESUF): cptofs-in.o liblkl.a
$(OUTPUT)cptofs$(EXESUF): $(OUTPUT)cptofs-in.o $(OUTPUT)liblkl.a
ifneq (,$(filter $(OUTPUT_FORMAT),elf64-x86-64-freebsd))
cptofs$(EXESUF): LDLIBS += -largp
$(OUTPUT)cptofs$(EXESUF): LDLIBS += -largp
endif


TEST_TARGETS := test valgrind gdb

tests/boot: tests/boot-in.o liblkl.a
tests/net-test: tests/net-test-in.o liblkl.a
$(TEST_TARGETS): tests/boot tests/net-test
$(OUTPUT)tests/boot: $(OUTPUT)tests/boot-in.o $(OUTPUT)liblkl.a
$(OUTPUT)tests/net-test: $(OUTPUT)tests/net-test-in.o $(OUTPUT)liblkl.a
$(TEST_TARGETS): $(OUTPUT)tests/boot $(OUTPUT)tests/net-test

# because of libdl, liblkl-hijack will not compile on windows
# fortunately, the test target will handle a missing libhijack.so correctly
ifeq (,$(filter $(OUTPUT_FORMAT),pe-i386 elf32-littlearm))
test: liblkl-hijack$(SOSUF)
endif


%-in.o: lib/lkl.o FORCE
$(OUTPUT)%-in.o: $(OUTPUT)lib/lkl.o FORCE
$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(patsubst %/,%,$(dir $*)) obj=$(notdir $*)

lib/lkl.o:
$(OUTPUT)lib/lkl.o:
$(Q)$(MAKE) -C ../.. ARCH=lkl $(KOPT) defconfig
$(Q)$(MAKE) -C ../.. ARCH=lkl $(KOPT) install INSTALL_PATH=$(CURDIR)
$(Q)$(MAKE) -C ../.. ARCH=lkl $(KOPT) install INSTALL_PATH=$(OUTPUT)

liblkl.a: lib/lkl-in.o lib/lkl.o
$(OUTPUT)liblkl.a: $(OUTPUT)lib/lkl-in.o $(OUTPUT)lib/lkl.o
$(QUIET_AR)$(AR) -rc $@ $^

liblkl$(SOSUF) liblkl-hijack$(SOSUF) lklfuse$(EXESUF) fs2tar$(EXESUF) cptofs$(EXESUF) tests/boot tests/net-test:
$(OUTPUT)liblkl$(SOSUF) $(OUTPUT)liblkl-hijack$(SOSUF) $(OUTPUT)lklfuse$(EXESUF) $(OUTPUT)fs2tar$(EXESUF) $(OUTPUT)cptofs$(EXESUF) $(OUTPUT)tests/boot $(OUTPUT)tests/net-test:
$(QUIET_LINK)$(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS)

cpfromfs$(EXESUF): cptofs$(EXESUF)
$(OUTPUT)cpfromfs$(EXESUF): cptofs$(EXESUF)
$(Q)if ! [ -e $@ ]; then ln -s $< $@; fi

# because of argp and fuse, none of the binaries will compile on windows
# because of libdl, liblkl-hijack will not compile on windows
# arm-android neither for the moment
ifneq (,$(filter $(OUTPUT_FORMAT),pe-i386))
all: $(filter-out liblkl-hijack$(SOSUF), $(ALL_LIBRARIES))
all: $(filter-out $(OUTPUT)liblkl-hijack$(SOSUF), $(ALL_LIBRARIES))
else ifneq (,$(filter $(OUTPUT_DEF),__ANDROID__))
all: $(filter-out liblkl-hijack$(SOSUF), $(ALL_LIBRARIES))
all: $(filter-out $(OUTPUT)liblkl-hijack$(SOSUF), $(ALL_LIBRARIES))
else ifneq (,$(filter $(OUTPUT_FORMAT),elf32-littlearm))
all: $(filter-out liblkl-hijack$(SOSUF), $(ALL_LIBRARIES)) $(ALL_PROGRAMS)
all: $(filter-out $(OUTPUT)liblkl-hijack$(SOSUF), $(ALL_LIBRARIES)) $(ALL_PROGRAMS)
else
all: $(ALL_PROGRAMS) $(ALL_LIBRARIES)
endif

clean:
$(call QUIET_CLEAN, objects)find . -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
$(call QUIET_CLEAN, headers)$(RM) -r include/lkl/
$(call QUIET_CLEAN, "host libraries")$(RM) liblkl.a liblkl$(SOSUF)
$(call QUIET_CLEAN, "hijack library")$(RM) liblkl-hijack$(SOSUF)
$(call QUIET_CLEAN, programs)$(RM) lklfuse$(EXESUF) fs2tar$(EXESUF) cptofs$(EXESUF) cpfromfs$(EXESUF)
$(call QUIET_CLEAN, objects)find $(OUTPUT) -name '*.o' -delete -o -name '\.*.cmd'\
-delete -o -name '\.*.d' -delete
$(call QUIET_CLEAN, headers)$(RM) -r $(OUTPUT)/include/lkl/
$(call QUIET_CLEAN, "host libraries")$(RM) $(OUTPUT)/liblkl.a liblkl$(SOSUF)
$(call QUIET_CLEAN, "hijack library")$(RM) $(OUTPUT)/liblkl-hijack$(SOSUF)
$(call QUIET_CLEAN, programs)$(RM) $(ALL_PROGRAMS)
$(call QUIET_CLEAN, tests)$(RM) tests/boot tests/net-test

$(TEST_TARGETS):
Expand All @@ -164,7 +172,7 @@ headers_install:
$(call QUIET_INSTALL, headers) \
install -d $(DESTDIR)$(PREFIX)/include ; \
install -m 644 include/lkl.h include/lkl_host.h $(DESTDIR)$(PREFIX)/include ; \
cp -r include/lkl $(DESTDIR)$(PREFIX)/include
cp -r $(OUTPUT)include/lkl $(DESTDIR)$(PREFIX)/include

libraries_install: $(ALL_LIBRARIES)
$(call QUIET_INSTALL, libraries) \
Expand All @@ -182,3 +190,4 @@ install: headers_install libraries_install programs_install
FORCE: ;
.PHONY: all clean $(TEST_TARGETS) FORCE
.PHONY: headers_install libraries_install programs_install install
.NOTPARALLEL : lib/lkl.o