projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 17759187 | 1 | |
| 5ab28867 JQ |
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 | ||
| 7ebf54bc | 14 | # Flags for dependency generation |
| a71cd2a5 | 15 | QEMU_DGFLAGS += -MMD -MP -MT $@ -MF $(*D)/$(*F).d |
| 02d5467e | 16 | |
| 0e8c9214 | 17 | %.o: %.c |
| f9728943 | 18 | $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_INCLUDES) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," CC $(TARGET_DIR)$@") |
| 17759187 AL |
19 | |
| 20 | %.o: %.S | |
| f9728943 | 21 | $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_INCLUDES) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," AS $(TARGET_DIR)$@") |
| 17759187 AL |
22 | |
| 23 | %.o: %.m | |
| f9728943 | 24 | $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_INCLUDES) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," OBJC $(TARGET_DIR)$@") |
| 17759187 | 25 | |
| 0e8c9214 | 26 | LINK = $(call quiet-command,$(CC) $(QEMU_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ $(1) $(LIBS)," LINK $(TARGET_DIR)$@") |
| 3aa892d7 AL |
27 | |
| 28 | %$(EXESUF): %.o | |
| 0bfe3ca5 | 29 | $(call LINK,$^) |
| 4f188f88 | 30 | |
| 93a0dba7 | 31 | %.a: |
| 28c699a2 | 32 | $(call quiet-command,rm -f $@ && $(AR) rcs $@ $^," AR $(TARGET_DIR)$@") |
| 93a0dba7 | 33 | |
| 28c699a2 | 34 | quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1)) |
| 70071e17 JQ |
35 | |
| 36 | # cc-option | |
| 8a2e6ab5 | 37 | # Usage: CFLAGS+=$(call cc-option, -falign-functions=0, -malign-functions=0) |
| 70071e17 | 38 | |
| fc3baad7 TM |
39 | cc-option = $(if $(shell $(CC) $1 $2 -S -o /dev/null -xc /dev/null \ |
| 40 | >/dev/null 2>&1 && echo OK), $2, $3) | |
| 1215c6e7 | 41 | |
| 59bc10ee | 42 | VPATH_SUFFIXES = %.c %.h %.S %.m %.mak %.texi |
| 288e7bcc | 43 | set-vpath = $(if $1,$(foreach PATTERN,$(VPATH_SUFFIXES),$(eval vpath $(PATTERN) $1))) |
| 076d2471 | 44 | |
| 2b2e59e6 PB |
45 | # find-in-path |
| 46 | # Usage: $(call find-in-path, prog) | |
| 47 | # Looks in the PATH if the argument contains no slash, else only considers one | |
| 48 | # specific directory. Returns an # empty string if the program doesn't exist | |
| 49 | # there. | |
| 50 | find-in-path = $(if $(find-string /, $1), \ | |
| 51 | $(wildcard $1), \ | |
| 52 | $(wildcard $(patsubst %, %/$1, $(subst :, ,$(PATH))))) | |
| 53 | ||
| 1215c6e7 JQ |
54 | # Generate timestamp files for .h include files |
| 55 | ||
| 56 | %.h: %.h-timestamp | |
| 57 | @test -f $@ || cp $< $@ | |
| 58 | ||
| 59 | %.h-timestamp: %.mak | |
| 4c3b5a48 | 60 | $(call quiet-command, sh $(SRC_PATH)/scripts/create_config < $< > $@, " GEN $*.h") |
| 1215c6e7 | 61 | @cmp $@ $*.h >/dev/null 2>&1 || cp $@ $*.h |
| 7dbbbb0c MT |
62 | |
| 63 | # will delete the target of a rule if commands exit with a nonzero exit status | |
| 64 | .DELETE_ON_ERROR: |