qcow2: Inform block layer about discard boundaries

[mirror_qemu.git] / rules.mak

diff --git a/rules.mak b/rules.mak
index 4551b9ea70b5c85cf48ce9db309bddd4d21a28e1..99cd0b3371c00396439a5100d7798c18e60c083b 100644 (file)
--- a/rules.mak
+++ b/rules.mak
@@ -1,4 +1,6 @@
 
+COMMA := ,
+
 # Don't use implicit rules or variables
 # we have explicit rules for everything
 MAKEFLAGS += -rR
@@ -62,33 +64,12 @@ expand-objs = $(strip $(sort $(filter %.o,$1)) \
 # must link with the C++ compiler, not the plain C compiler.
 LINKPROG = $(or $(CXX),$(CC))
 
-ifeq ($(LIBTOOL),)
 LINK = $(call quiet-command, $(LINKPROG) $(QEMU_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ \
        $(call process-archive-undefs, $1) \
        $(version-obj-y) $(call extract-libs,$1) $(LIBS),"  LINK  $(TARGET_DIR)$@")
-else
-LIBTOOL += $(if $(V),,--quiet)
-%.lo: %.c
-       $(call quiet-command,$(LIBTOOL) --mode=compile --tag=CC $(CC) $(QEMU_INCLUDES) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($*.o-cflags) -c -o $@ $<,"  lt CC $@")
-%.lo: %.rc
-       $(call quiet-command,$(LIBTOOL) --mode=compile --tag=RC $(WINDRES) -I. -o $@ $<,"lt RC   $(TARGET_DIR)$@")
-%.lo: %.dtrace
-       $(call quiet-command,$(LIBTOOL) --mode=compile --tag=CC dtrace -o $@ -G -s $<, " lt GEN $(TARGET_DIR)$@")
-
-LINK = $(call quiet-command,\
-       $(if $(filter %.lo %.la,$1),$(LIBTOOL) --mode=link --tag=CC \
-       )$(LINKPROG) $(QEMU_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ \
-       $(call process-archive-undefs, $1)\
-       $(if $(filter %.lo %.la,$1),$(version-lobj-y),$(version-obj-y)) \
-       $(if $(filter %.lo %.la,$1),$(LIBTOOLFLAGS)) \
-       $(call extract-libs,$(1:.lo=.o)) $(LIBS),$(if $(filter %.lo %.la,$1),"lt LINK ", "  LINK  ")"$(TARGET_DIR)$@")
-endif
-
-%.asm: %.S
-       $(call quiet-command,$(CPP) $(QEMU_INCLUDES) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -o $@ $<,"  CPP   $(TARGET_DIR)$@")
-
-%.o: %.asm
-       $(call quiet-command,$(AS) $(ASFLAGS) -o $@ $<,"  AS    $(TARGET_DIR)$@")
+
+%.o: %.S
+       $(call quiet-command,$(CCAS) $(QEMU_INCLUDES) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<,"  CCAS  $(TARGET_DIR)$@")
 
 %.o: %.cc
        $(call quiet-command,$(CXX) $(QEMU_INCLUDES) $(QEMU_CXXFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) -c -o $@ $<,"  CXX   $(TARGET_DIR)$@")
@@ -111,7 +92,7 @@ module-common.o: CFLAGS += $(DSO_OBJ_CFLAGS)
        $(if $(findstring /,$@),$(call quiet-command,cp $@ $(subst /,-,$@), "  CP    $(subst /,-,$@)"))
 
 
-LD_REL := $(CC) -nostdlib -Wl,-r
+LD_REL := $(CC) -nostdlib -Wl,-r $(LD_REL_FLAGS)
 
 %.mo:
        $(call quiet-command,$(LD_REL) -o $@ $^,"  LD -r $(TARGET_DIR)$@")
@@ -120,7 +101,7 @@ LD_REL := $(CC) -nostdlib -Wl,-r
 modules:
 
 %$(EXESUF): %.o
-       $(call LINK,$^)
+       $(call LINK,$(filter %.o %.a %.mo, $^))
 
 %.a:
        $(call quiet-command,rm -f $@ && $(AR) rcs $@ $^,"  AR    $(TARGET_DIR)$@")
@@ -132,6 +113,8 @@ quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1))
 
 cc-option = $(if $(shell $(CC) $1 $2 -S -o /dev/null -xc /dev/null \
               >/dev/null 2>&1 && echo OK), $2, $3)
+cc-c-option = $(if $(shell $(CC) $1 $2 -c -o /dev/null -xc /dev/null \
+                >/dev/null 2>&1 && echo OK), $2, $3)
 
 VPATH_SUFFIXES = %.c %.h %.S %.cc %.cpp %.m %.mak %.texi %.sh %.rc
 set-vpath = $(if $1,$(foreach PATTERN,$(VPATH_SUFFIXES),$(eval vpath $(PATTERN) $1)))
@@ -188,7 +171,7 @@ TRACETOOL=$(PYTHON) $(SRC_PATH)/scripts/tracetool.py
 config-%.h: config-%.h-timestamp
        @cmp $< $@ >/dev/null 2>&1 || cp $< $@
 
-config-%.h-timestamp: config-%.mak
+config-%.h-timestamp: config-%.mak $(SRC_PATH)/scripts/create_config
        $(call quiet-command, sh $(SRC_PATH)/scripts/create_config < $< > $@, "  GEN   $(TARGET_DIR)config-$*.h")
 
 .PHONY: clean-timestamp