Remove unused variables.

[ffmpeg] / common.mak

diff --git a/common.mak b/common.mak
index 9a59f77fdd328427d8296c9a7f7c92ff123ef804..0b44034ca1fef189ea8804e78e77989a4fa29b1e 100644 (file)
--- a/common.mak
+++ b/common.mak
@@ -7,12 +7,6 @@ all: all-yes
 
 ifndef SUBDIR
 
-ifndef MAIN_MAKEFILE
-ifeq ($(SRC_PATH),.)
-SRC_PATH = ..
-endif
-endif
-
 ifndef V
 Q      = @
 ECHO   = printf "$(1)\t%s\n" $(2)
@@ -26,20 +20,30 @@ $(foreach VAR,$(SILENT),$(eval override $(VAR) = @$($(VAR))))
 $(eval INSTALL = @$(call ECHO,INSTALL,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
 endif
 
-IFLAGS   := -I. -I$(SRC_PATH)
-CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
-CFLAGS   += $(ECFLAGS)
-YASMFLAGS += $(IFLAGS) -Pconfig.asm
+ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
 
+# 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 $<
@@ -67,29 +71,40 @@ OBJS      += $(OBJS-yes)
 FFLIBS    := $(FFLIBS-yes) $(FFLIBS)
 TESTPROGS += $(TESTPROGS-yes)
 
-FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
-FFLDFLAGS   := $(addprefix -Llib,$(ALLFFLIBS)) $(LDFLAGS)
+FFEXTRALIBS := $(FFLIBS:%=-l%$(BUILDSUF)) $(EXTRALIBS)
 
-EXAMPLES  := $(addprefix $(SUBDIR),$(addsuffix -example$(EXESUF),$(EXAMPLES)))
-OBJS      := $(addprefix $(SUBDIR),$(sort $(OBJS)))
-TESTOBJS  := $(addprefix $(SUBDIR),$(TESTOBJS) $(TESTPROGS:%=%-test.o))
-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),lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME))
 
 ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h))
-SKIPHEADERS += $(addprefix $(ARCH)/,$(ARCH_HEADERS))
-SKIPHEADERS := $(addprefix $(SUBDIR),$(SKIPHEADERS-) $(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)
 
+$(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