build: move basic rules and variables to main Makefile

Signed-off-by: Mans Rullgard <mans@mansr.com>

Makefile

@@ -9,6 +9,41 @@ vpath %.asm $(SRC_DIR)
 vpath %.v   $(SRC_DIR)
 vpath %.texi $(SRC_PATH_BARE)
 
+ifndef V
+Q      = @
+ECHO   = printf "$(1)\t%s\n" $(2)
+BRIEF  = CC AS YASM AR LD HOSTCC
+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,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
+endif
+
+IFLAGS     := -I. -I$(SRC_PATH)
+CPPFLAGS   := $(IFLAGS) $(CPPFLAGS)
+CFLAGS     += $(ECFLAGS)
+YASMFLAGS  += $(IFLAGS) -Pconfig.asm
+HOSTCFLAGS += $(IFLAGS)
+
+%.o: %.c
+	$(CCDEP)
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(CC_DEPFLAGS) -c $(CC_O) $<
+
+%.o: %.S
+	$(ASDEP)
+	$(AS) $(CPPFLAGS) $(ASFLAGS) $(AS_DEPFLAGS) -c -o $@ $<
+
+%.ho: %.h
+	$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-unused -c -o $@ -x c $<
+
+%.ver: %.v
+	$(Q)sed 's/$$MAJOR/$($(basename $(@F))_VERSION_MAJOR)/' $^ > $@
+
+%.c %.h: TAG = GEN
+
 PROGS-$(CONFIG_FFMPEG)   += ffmpeg
 PROGS-$(CONFIG_FFPLAY)   += ffplay
 PROGS-$(CONFIG_FFPROBE)  += ffprobe

common.mak

@@ -5,46 +5,6 @@
 # first so "all" becomes default target
 all: all-yes
 
-ifndef SUBDIR
-
-ifndef V
-Q      = @
-ECHO   = printf "$(1)\t%s\n" $(2)
-BRIEF  = CC AS YASM AR LD HOSTCC
-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,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
-endif
-
-IFLAGS   := -I. -I$(SRC_PATH)
-CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
-CFLAGS   += $(ECFLAGS)
-YASMFLAGS += $(IFLAGS) -Pconfig.asm
-
-HOSTCFLAGS += $(IFLAGS)
-
-%.o: %.c
-	$(CCDEP)
-	$(CC) $(CPPFLAGS) $(CFLAGS) $(CC_DEPFLAGS) -c $(CC_O) $<
-
-%.o: %.S
-	$(ASDEP)
-	$(AS) $(CPPFLAGS) $(ASFLAGS) $(AS_DEPFLAGS) -c -o $@ $<
-
-%.ho: %.h
-	$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-unused -c -o $@ -x c $<
-
-%.ver: %.v
-	$(Q)sed 's/$$MAJOR/$($(basename $(@F))_VERSION_MAJOR)/' $^ > $@
-
-%.c %.h: TAG = GEN
-
-endif
-
 OBJS-$(HAVE_MMX) +=  $(MMX-OBJS-yes)
 
 OBJS      += $(OBJS-yes)