projects / babeltrace.git / blame
| Commit | Line | Data |
|---|---|---|
| ae1623bb MJ |
1 | BUILD_ID_PREFIX=cd |
| 2 | BUILD_ID_SUFFIX=d98cdd87f7fe64c13b6daad553987eafd40cbb | |
| 3 | BUILD_ID=$(BUILD_ID_PREFIX)$(BUILD_ID_SUFFIX) | |
| 4 | ||
| 5 | BUILD_DIR ?= build | |
| 6 | ||
| 7 | OBJS=$(BUILD_DIR)/dwarf_full/libhello_so \ | |
| 8 | $(BUILD_DIR)/elf_only/libhello_so \ | |
| 9 | $(BUILD_DIR)/build_id/libhello_so \ | |
| 10 | $(BUILD_DIR)/debug_link/libhello_so | |
| 11 | ||
| 12 | all: $(OBJS) | |
| 13 | ||
| 14 | %.o: %.c | |
| 15 | $(CC) -gdwarf -fdebug-prefix-map=$(CURDIR)=. -fPIC -c -I. -o $@ $< | |
| 16 | ||
| 17 | # Master copy: ELF with DWARF and build-id | |
| 18 | $(BUILD_DIR)/dwarf_full/libhello_so: tp.o libhello.o | |
| 19 | mkdir -p $(@D) | |
| 20 | $(CC) -shared -gdwarf -llttng-ust -ldl -Wl,-soname,libhello.so -Wl,--build-id=0x$(BUILD_ID) -o $@ $^ | |
| 21 | ||
| 22 | # ELF only, no debug symbols, no build-d | |
| 23 | $(BUILD_DIR)/elf_only/libhello_so: $(BUILD_DIR)/dwarf_full/libhello_so | |
| 24 | mkdir -p $(@D) | |
| 25 | objcopy -g $< $@.tmp | |
| 26 | objcopy --remove-section=.note.gnu.build-id $@.tmp | |
| 27 | mv $@.tmp $@ | |
| 28 | ||
| 29 | # ELF with external build-id DWARF | |
| 30 | $(BUILD_DIR)/build_id/libhello_so: $(BUILD_DIR)/dwarf_full/libhello_so | |
| 31 | mkdir -p $(@D)/.build-id/$(BUILD_ID_PREFIX) | |
| 32 | objcopy --only-keep-debug $< $(@D)/.build-id/$(BUILD_ID_PREFIX)/$(BUILD_ID_SUFFIX).debug | |
| 33 | objcopy -g $< $@ | |
| 34 | ||
| 35 | # ELF with external debug link DWARF | |
| 36 | $(BUILD_DIR)/debug_link/libhello_so: $(BUILD_DIR)/dwarf_full/libhello_so | |
| 37 | mkdir -p $(@D) | |
| 38 | objcopy --remove-section=.note.gnu.build-id $< $@.tmp | |
| 39 | objcopy --only-keep-debug $@.tmp $(@D)/libhello_so.debug | |
| 40 | objcopy -g $@.tmp | |
| 41 | cd $(@D) && objcopy --add-gnu-debuglink=libhello_so.debug $(@F).tmp | |
| 42 | mv $@.tmp $@ | |
| 43 | ||
| 44 | clean: | |
| 45 | rm -f *.o | |
| 46 | ||
| 47 | dist-clean: clean | |
| 48 | rm -rf $(BUILD_DIR) | |
| 49 | ||
| 50 | .PHONY: all clean dist-clean |