+COMMA := ,
+
# Don't use implicit rules or variables
# we have explicit rules for everything
MAKEFLAGS += -rR
# Files with this suffixes are final, don't try to generate them
# using implicit rules
+%/trace-events:
+%.hx:
+%.py:
+%.objs:
%.d:
%.h:
%.c:
%.cpp:
%.m:
%.mak:
+clean-target:
# Flags for C++ compilation
QEMU_CXXFLAGS = -D__STDC_LIMIT_MACROS $(filter-out -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Wold-style-declaration -Wold-style-definition -Wredundant-decls, $(QEMU_CFLAGS))
# Flags for dependency generation
QEMU_DGFLAGS += -MMD -MP -MT $@ -MF $(@D)/$(*F).d
-# Same as -I$(SRC_PATH) -I., but for the nested source/object directories
-QEMU_INCLUDES += -I$(<D) -I$(@D)
+# Compiler searches the source file dir first, but in vpath builds
+# we need to make it search the build dir too, before any other
+# explicit search paths. There are two search locations in the build
+# dir, one absolute and the other relative to the compiler working
+# directory. These are the same for target-independent files, but
+# different for target-dependent ones.
+QEMU_LOCAL_INCLUDES = -I$(BUILD_DIR)/$(@D) -I$(@D)
WL_U := -Wl,-u,
find-symbols = $(if $1, $(sort $(shell $(NM) -P -g $1 | $2)))
$(call undefined-symbols,$(filter %.mo,$1)))) \
$(filter %.a,$1)
-extract-libs = $(strip $(foreach o,$1,$($o-libs)))
+extract-libs = $(strip $(foreach o,$(filter-out %.mo,$1),$($o-libs)))
expand-objs = $(strip $(sort $(filter %.o,$1)) \
$(foreach o,$(filter %.mo,$1),$($o-objs)) \
$(filter-out %.o %.mo,$1))
%.o: %.c
- $(call quiet-command,$(CC) $(QEMU_INCLUDES) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) -c -o $@ $<," CC $(TARGET_DIR)$@")
+ $(call quiet-command,$(CC) $(QEMU_LOCAL_INCLUDES) $(QEMU_INCLUDES) \
+ $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) \
+ -c -o $@ $<,"CC","$(TARGET_DIR)$@")
%.o: %.rc
- $(call quiet-command,$(WINDRES) -I. -o $@ $<," RC $(TARGET_DIR)$@")
+ $(call quiet-command,$(WINDRES) -I. -o $@ $<,"RC","$(TARGET_DIR)$@")
# If we have a CXX we might have some C++ objects, in which case we
# 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 $(TARGET_DIR)$@")
+ $(version-obj-y) $(call extract-libs,$1) $(LIBS),"LINK","$(TARGET_DIR)$@")
+
+%.o: %.S
+ $(call quiet-command,$(CCAS) $(QEMU_LOCAL_INCLUDES) $(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 $(TARGET_DIR)$@")
+ $(call quiet-command,$(CXX) $(QEMU_LOCAL_INCLUDES) $(QEMU_INCLUDES) \
+ $(QEMU_CXXFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) \
+ -c -o $@ $<,"CXX","$(TARGET_DIR)$@")
%.o: %.cpp
- $(call quiet-command,$(CXX) $(QEMU_INCLUDES) $(QEMU_CXXFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) -c -o $@ $<," CXX $(TARGET_DIR)$@")
+ $(call quiet-command,$(CXX) $(QEMU_LOCAL_INCLUDES) $(QEMU_INCLUDES) \
+ $(QEMU_CXXFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) \
+ -c -o $@ $<,"CXX","$(TARGET_DIR)$@")
%.o: %.m
- $(call quiet-command,$(OBJCC) $(QEMU_INCLUDES) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) -c -o $@ $<," OBJC $(TARGET_DIR)$@")
+ $(call quiet-command,$(OBJCC) $(QEMU_LOCAL_INCLUDES) $(QEMU_INCLUDES) \
+ $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) $($@-cflags) \
+ -c -o $@ $<,"OBJC","$(TARGET_DIR)$@")
%.o: %.dtrace
- $(call quiet-command,dtrace -o $@ -G -s $<, " GEN $(TARGET_DIR)$@")
+ $(call quiet-command,dtrace -o $@ -G -s $<,"GEN","$(TARGET_DIR)$@")
DSO_OBJ_CFLAGS := -fPIC -DBUILD_DSO
module-common.o: CFLAGS += $(DSO_OBJ_CFLAGS)
%$(DSOSUF): %.mo
$(call LINK,$^)
@# Copy to build root so modules can be loaded when program started without install
- $(if $(findstring /,$@),$(call quiet-command,cp $@ $(subst /,-,$@), " CP $(subst /,-,$@)"))
+ $(if $(findstring /,$@),$(call quiet-command,cp $@ $(subst /,-,$@),"CP","$(subst /,-,$@)"))
-LD_REL := $(CC) -nostdlib -Wl,-r
+LD_REL := $(CC) -nostdlib $(LD_REL_FLAGS)
%.mo:
- $(call quiet-command,$(LD_REL) -o $@ $^," LD -r $(TARGET_DIR)$@")
+ $(call quiet-command,$(LD_REL) -o $@ $^,"LD","$(TARGET_DIR)$@")
.PHONY: modules
modules:
%$(EXESUF): %.o
- $(call LINK,$^)
+ $(call LINK,$(filter %.o %.a %.mo, $^))
%.a:
- $(call quiet-command,rm -f $@ && $(AR) rcs $@ $^," AR $(TARGET_DIR)$@")
+ $(call quiet-command,rm -f $@ && $(AR) rcs $@ $^,"AR","$(TARGET_DIR)$@")
-quiet-command = $(if $(V),$1,$(if $(2),@echo $2 && $1, @$1))
+# Usage: $(call quiet-command,command and args,"NAME","args to print")
+# This will run "command and args", and either:
+# if V=1 just print the whole command and args
+# otherwise print the 'quiet' output in the format " NAME args to print"
+# NAME should be a short name of the command, 7 letters or fewer.
+# If called with only a single argument, will print nothing in quiet mode.
+quiet-command = $(if $(V),$1,$(if $(2),@printf " %-7s %s\n" $2 $3 && $1, @$1))
# cc-option
# Usage: CFLAGS+=$(call cc-option, -falign-functions=0, -malign-functions=0)
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)))
# Looks in the PATH if the argument contains no slash, else only considers one
# specific directory. Returns an # empty string if the program doesn't exist
# there.
-find-in-path = $(if $(find-string /, $1), \
+find-in-path = $(if $(findstring /, $1), \
$(wildcard $1), \
$(wildcard $(patsubst %, %/$1, $(subst :, ,$(PATH)))))
config-%.h: config-%.h-timestamp
@cmp $< $@ >/dev/null 2>&1 || cp $< $@
-config-%.h-timestamp: config-%.mak
- $(call quiet-command, sh $(SRC_PATH)/scripts/create_config < $< > $@, " GEN $(TARGET_DIR)config-$*.h")
+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
clean-timestamp:
# save-vars
# Usage: $(call save-vars, vars)
# Save each variable $v in $vars as save-vars-$v, save their object's
-# variables, then clear $v.
+# variables, then clear $v. saved-vars-$v contains the variables that
+# where saved for the objects, in order to speedup load-vars.
define save-vars
$(foreach v,$1,
$(eval save-vars-$v := $(value $v))
- $(foreach o,$($v),
- $(foreach k,cflags libs objs,
- $(if $($o-$k),
- $(eval save-vars-$o-$k := $($o-$k))
- $(eval $o-$k := ))))
+ $(eval saved-vars-$v := $(foreach o,$($v), \
+ $(if $($o-cflags), $o-cflags $(eval save-vars-$o-cflags := $($o-cflags))$(eval $o-cflags := )) \
+ $(if $($o-libs), $o-libs $(eval save-vars-$o-libs := $($o-libs))$(eval $o-libs := )) \
+ $(if $($o-objs), $o-objs $(eval save-vars-$o-objs := $($o-objs))$(eval $o-objs := ))))
$(eval $v := ))
endef
$(eval $2-new-value := $(value $2))
$(foreach v,$1,
$(eval $v := $(value save-vars-$v))
- $(foreach o,$($v),
- $(foreach k,cflags libs objs,
- $(if $(save-vars-$o-$k),
- $(eval $o-$k := $(save-vars-$o-$k))
- $(eval save-vars-$o-$k := ))))
- $(eval save-vars-$v := ))
+ $(foreach o,$(saved-vars-$v),
+ $(eval $o := $(save-vars-$o)) $(eval save-vars-$o := ))
+ $(eval save-vars-$v := )
+ $(eval saved-vars-$v := ))
$(eval $2 := $(value $2) $($2-new-value))
endef
$(eval -include $(patsubst %.o,%.d,$(patsubst %.mo,%.d,$($v))))
$(eval $v := $(filter-out %/,$($v))))
endef
+
+TEXI2MAN = $(call quiet-command, \
+ $(POD2MAN) --section=$(subst .,,$(suffix $@)) --center=" " --release=" "
[email protected] > $@, \
+ "GEN","$@")
+
+%.1:
+ $(call TEXI2MAN)
+%.7:
+ $(call TEXI2MAN)
+%.8:
+ $(call TEXI2MAN)
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