common.mak

   1 #
   2 # common bits used by all libraries
   3 #
   4
   5 all: # make "all" default target
   6
   7 ifndef SUBDIR
   8 vpath %.c $(SRC_DIR)
   9 vpath %.h $(SRC_DIR)
  10 vpath %.S $(SRC_DIR)
  11
  12 ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
  13
  14 CFLAGS = -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
  15          -D_ISOC9X_SOURCE -I$(BUILD_ROOT) -I$(SRC_PATH) \
  16          $(addprefix -I$(SRC_PATH)/lib,$(ALLFFLIBS)) $(OPTFLAGS)
  17
  18 %.o: %.c
  19         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
  20
  21 %.o: %.S
  22         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
  23
  24 %.ho: %.h
  25         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -Wno-unused -c -o $@ -x c $<
  26
  27 install: install-libs install-headers
  28
  29 uninstall: uninstall-libs uninstall-headers
  30
  31 .PHONY: all depend dep clean distclean install* uninstall* tests
  32 endif
  33
  34 CFLAGS   += $(CFLAGS-yes)
  35 OBJS     += $(OBJS-yes)
  36 ASM_OBJS += $(ASM_OBJS-yes)
  37 CPP_OBJS += $(CPP_OBJS-yes)
  38 FFLIBS   := $(FFLIBS-yes) $(FFLIBS)
  39 TESTS    += $(TESTS-yes)
  40
  41 FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
  42 FFLDFLAGS   := $(addprefix -L$(BUILD_ROOT)/lib,$(FFLIBS)) $(LDFLAGS)
  43
  44 SRCS := $(OBJS:.o=.c) $(ASM_OBJS:.o=.S) $(CPP_OBJS:.o=.cpp)
  45 OBJS := $(OBJS) $(ASM_OBJS) $(CPP_OBJS)
  46
  47 SRCS  := $(addprefix $(SUBDIR),$(SRCS))
  48 OBJS  := $(addprefix $(SUBDIR),$(OBJS))
  49 TESTS := $(addprefix $(SUBDIR),$(TESTS))
  50
  51 ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h))
  52 checkheaders: $(filter-out %_template.ho,$(ALLHEADERS:.h=.ho))
  53
  54 depend dep: $(SUBDIR).depend
  55
  56 CLEANFILES += *.o *~ *.a *.lib *.so *.so.* *.dylib *.dll \
  57               *.def *.dll.a *.exp *.ho *.map
  58
  59 define RULES
  60 $(SUBDIR)%: $(SUBDIR)%.o $(LIBNAME)
  61         $(CC) $(FFLDFLAGS) -o $$@ $$^ $(FFEXTRALIBS)
  62
  63 $(SUBDIR)%-test$(EXESUF): $(SUBDIR)%.c $(LIBNAME)
  64         $(CC) $(CFLAGS) $(FFLDFLAGS) -DTEST -o $$@ $$^ $(FFEXTRALIBS)
  65
  66 $(SUBDIR).depend: $(SRCS)
  67         $(DEPEND_CMD) > $$@
  68
  69 clean::
  70         rm -f $(TESTS) $(addprefix $(SUBDIR),$(CLEANFILES))
  71
  72 distclean:: clean
  73         rm -f $(SUBDIR).depend
  74 endef
  75
  76 $(eval $(RULES))
  77
  78 tests: $(TESTS)
  79
  80 -include $(SUBDIR).depend