# common bits used by all libraries
#
-all: # make "all" default target
+# first so "all" becomes default target
+all: all-yes
ifndef SUBDIR
-vpath %.c $(SRC_DIR)
-vpath %.h $(SRC_DIR)
-vpath %.S $(SRC_DIR)
-vpath %.asm $(SRC_DIR)
-vpath %.v $(SRC_DIR)
-
-ifeq ($(SRC_DIR),$(SRC_PATH_BARE))
-BUILD_ROOT_REL = .
-else
-BUILD_ROOT_REL = ..
+
+ifndef V
+Q = @
+ECHO = printf "$(1)\t%s\n" $(2)
+BRIEF = CC AS YASM AR LD HOSTCC STRIP CP
+SILENT = DEPCC YASMDEP RM RANLIB
+MSG = $@
+M = @$(call ECHO,$(TAG),$@);
+$(foreach VAR,$(BRIEF), \
+ $(eval override $(VAR) = @$$(call ECHO,$(VAR),$$(MSG)); $($(VAR))))
+$(foreach VAR,$(SILENT),$(eval override $(VAR) = @$($(VAR))))
+$(eval INSTALL = @$(call ECHO,INSTALL,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
endif
ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
-CPPFLAGS := -DHAVE_AV_CONFIG_H -I$(BUILD_ROOT_REL) -I$(SRC_PATH) $(CPPFLAGS)
+# NASM requires -I path terminated with /
+IFLAGS := -I. -I$(SRC_PATH)/
+CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
+CFLAGS += $(ECFLAGS)
+CCFLAGS = $(CFLAGS)
+YASMFLAGS += $(IFLAGS) -I$(SRC_PATH)/libavutil/x86/ -Pconfig.asm
+HOSTCFLAGS += $(IFLAGS)
+LDFLAGS := $(ALLFFLIBS:%=-Llib%) $(LDFLAGS)
+
+define COMPILE
+ $($(1)DEP)
+ $($(1)) $(CPPFLAGS) $($(1)FLAGS) $($(1)_DEPFLAGS) -c $($(1)_O) $<
+endef
+
+COMPILE_C = $(call COMPILE,CC)
+COMPILE_S = $(call COMPILE,AS)
%.o: %.c
- $(CCDEP)
- $(CC) $(CPPFLAGS) $(CFLAGS) $(CC_DEPFLAGS) -c $(CC_O) $<
+ $(COMPILE_C)
%.o: %.S
- $(ASDEP)
- $(AS) $(CPPFLAGS) $(ASFLAGS) $(AS_DEPFLAGS) -c -o $@ $<
+ $(COMPILE_S)
%.ho: %.h
$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-unused -c -o $@ -x c $<
-%$(EXESUF): %.c
-
%.ver: %.v
- sed 's/$$MAJOR/$($(basename $(@F))_VERSION_MAJOR)/' $^ > $@
+ $(Q)sed 's/$$MAJOR/$($(basename $(@F))_VERSION_MAJOR)/' $^ > $@
-SVN_ENTRIES = $(SRC_PATH_BARE)/.svn/entries
-ifeq ($(wildcard $(SVN_ENTRIES)),$(SVN_ENTRIES))
-$(BUILD_ROOT_REL)/version.h: $(SVN_ENTRIES)
-endif
-
-$(BUILD_ROOT_REL)/version.h: $(SRC_PATH_BARE)/version.sh config.mak
- $< $(SRC_PATH) $@ $(EXTRA_VERSION)
+%.c %.h: TAG = GEN
-install: install-libs install-headers
+# Dummy rule to stop make trying to rebuild removed or renamed headers
+%.h:
+ @:
-uninstall: uninstall-libs uninstall-headers
+# Disable suffix rules. Most of the builtin rules are suffix rules,
+# so this saves some time on slow systems.
+.SUFFIXES:
-.PHONY: all depend dep *clean install* uninstall* examples testprogs
+# Do not delete intermediate files from chains of implicit rules
+$(OBJS):
endif
OBJS-$(HAVE_MMX) += $(MMX-OBJS-yes)
-CFLAGS += $(CFLAGS-yes)
OBJS += $(OBJS-yes)
FFLIBS := $(FFLIBS-yes) $(FFLIBS)
TESTPROGS += $(TESTPROGS-yes)
-FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
-FFLDFLAGS := $(addprefix -L$(BUILD_ROOT)/lib,$(ALLFFLIBS)) $(LDFLAGS)
+FFEXTRALIBS := $(FFLIBS:%=-l%$(BUILDSUF)) $(EXTRALIBS)
-EXAMPLES := $(addprefix $(SUBDIR),$(addsuffix -example$(EXESUF),$(EXAMPLES)))
-OBJS := $(addprefix $(SUBDIR),$(OBJS))
-TESTPROGS := $(addprefix $(SUBDIR),$(addsuffix -test$(EXESUF),$(TESTPROGS)))
-HOSTOBJS := $(addprefix $(SUBDIR),$(addsuffix .o,$(HOSTPROGS)))
-HOSTPROGS := $(addprefix $(SUBDIR),$(addsuffix $(HOSTEXESUF),$(HOSTPROGS)))
+EXAMPLES := $(EXAMPLES:%=$(SUBDIR)%-example$(EXESUF))
+OBJS := $(sort $(OBJS:%=$(SUBDIR)%))
+TESTOBJS := $(TESTOBJS:%=$(SUBDIR)%) $(TESTPROGS:%=$(SUBDIR)%-test.o)
+TESTPROGS := $(TESTPROGS:%=$(SUBDIR)%-test$(EXESUF))
+HOSTOBJS := $(HOSTPROGS:%=$(SUBDIR)%.o)
+HOSTPROGS := $(HOSTPROGS:%=$(SUBDIR)%$(HOSTEXESUF))
+TOOLS += $(TOOLS-yes)
+TOOLOBJS := $(TOOLS:%=tools/%.o)
+TOOLS := $(TOOLS:%=tools/%$(EXESUF))
-DEP_LIBS := $(foreach NAME,$(FFLIBS),$(BUILD_ROOT_REL)/lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME))
+DEP_LIBS := $(foreach NAME,$(FFLIBS),lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME))
ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h))
-SKIPHEADERS = $(addprefix $(SUBDIR),$(SKIPHEADERS-))
+SKIPHEADERS += $(ARCH_HEADERS:%=$(ARCH)/%) $(SKIPHEADERS-)
+SKIPHEADERS := $(SKIPHEADERS:%=$(SUBDIR)%)
checkheaders: $(filter-out $(SKIPHEADERS:.h=.ho),$(ALLHEADERS:.h=.ho))
+alltools: $(TOOLS)
+
$(HOSTOBJS): %.o: %.c
$(HOSTCC) $(HOSTCFLAGS) -c -o $@ $<
$(HOSTPROGS): %$(HOSTEXESUF): %.o
$(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS)
-DEPS := $(OBJS:.o=.d)
-depend dep: $(DEPS)
+$(OBJS): | $(sort $(dir $(OBJS)))
+$(HOSTOBJS): | $(sort $(dir $(HOSTOBJS)))
+$(TESTOBJS): | $(sort $(dir $(TESTOBJS)))
+$(TOOLOBJS): | tools
+
+OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS))
CLEANSUFFIXES = *.d *.o *~ *.ho *.map *.ver
DISTCLEANSUFFIXES = *.pc
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a *.exp
--include $(wildcard $(DEPS))
+-include $(wildcard $(OBJS:.o=.d) $(TESTOBJS:.o=.d))