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1 | ||
2 | # Don't use implicit rules or variables | |
3 | # we have explicit rules for everything | |
4 | MAKEFLAGS += -rR | |
5 | ||
6 | # Files with this suffixes are final, don't try to generate them | |
7 | # using implicit rules | |
8 | %.d: | |
9 | %.h: | |
10 | %.c: | |
11 | %.m: | |
12 | %.mak: | |
13 | ||
14 | # Flags for dependency generation | |
15 | QEMU_DGFLAGS += -MMD -MP -MT $@ | |
16 | ||
17 | %.o: %.c $(GENERATED_HEADERS) | |
18 | $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," CC $(TARGET_DIR)$@") | |
19 | ||
20 | %.o: %.S | |
21 | $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," AS $(TARGET_DIR)$@") | |
22 | ||
23 | %.o: %.m | |
24 | $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," OBJC $(TARGET_DIR)$@") | |
25 | ||
26 | LINK = $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ $(1) $(ARLIBS_BEGIN) $(ARLIBS) $(ARLIBS_END) $(LIBS)," LINK $(TARGET_DIR)$@") | |
27 | ||
28 | %$(EXESUF): %.o | |
29 | $(call LINK,$^) | |
30 | ||
31 | %.a: | |
32 | $(call quiet-command,rm -f $@ && $(AR) rcs $@ $^," AR $(TARGET_DIR)$@") | |
33 | ||
34 | quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1)) | |
35 | ||
36 | # cc-option | |
37 | # Usage: CFLAGS+=$(call cc-option, -falign-functions=0, -malign-functions=0) | |
38 | ||
39 | cc-option = $(if $(shell $(CC) $1 $2 -S -o /dev/null -xc /dev/null \ | |
40 | >/dev/null 2>&1 && echo OK), $2, $3) | |
41 | ||
42 | # Generate timestamp files for .h include files | |
43 | ||
44 | %.h: %.h-timestamp | |
45 | @test -f $@ || cp $< $@ | |
46 | ||
47 | %.h-timestamp: %.mak | |
48 | $(call quiet-command, sh $(SRC_PATH)/create_config < $< > $@, " GEN $*.h") | |
49 | @cmp $@ $*.h >/dev/null 2>&1 || cp $@ $*.h | |
50 | ||
51 | # will delete the target of a rule if commands exit with a nonzero exit status | |
52 | .DELETE_ON_ERROR: |