common.mak

   1 #
   2 # common bits used by all libraries
   3 #
   4
   5 LIBSRC = $(SRC_PATH_BARE)/lib$(NAME)
   6
   7 LIBVERSION = $(lib$(NAME)_VERSION)
   8 LIBMAJOR   = $(lib$(NAME)_VERSION_MAJOR)
   9
  10 vpath %.c $(LIBSRC)
  11 vpath %.h $(LIBSRC)
  12 vpath %.S $(LIBSRC)
  13
  14 SRC_DIR = "$(LIBSRC)"
  15
  16 ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
  17
  18 CFLAGS   += $(CFLAGS-yes)
  19 OBJS     += $(OBJS-yes)
  20 ASM_OBJS += $(ASM_OBJS-yes)
  21 CPP_OBJS += $(CPP_OBJS-yes)
  22 FFLIBS   += $(FFLIBS-yes)
  23
  24 CFLAGS += -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
  25           -D_ISOC9X_SOURCE -I$(BUILD_ROOT) -I$(SRC_PATH) \
  26           $(addprefix -I$(SRC_PATH)/lib,$(ALLFFLIBS)) $(OPTFLAGS)
  27
  28 EXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
  29 LDFLAGS   := $(addprefix -L$(BUILD_ROOT)/lib,$(FFLIBS)) $(LDFLAGS)
  30
  31 SRCS := $(OBJS:.o=.c) $(ASM_OBJS:.o=.S) $(CPPOBJS:.o=.cpp)
  32 OBJS := $(OBJS) $(ASM_OBJS) $(CPPOBJS)
  33
  34 all: $(LIBNAME) $(SLIBNAME)
  35
  36 $(LIBNAME): $(OBJS)
  37         rm -f $@
  38         $(AR) rc $@ $^ $(EXTRAOBJS)
  39         $(RANLIB) $@
  40
  41 $(SLIBNAME): $(SLIBNAME_WITH_MAJOR)
  42         $(LN_S) $^ $@
  43
  44 $(SLIBNAME_WITH_MAJOR): $(OBJS)
  45         $(SLIB_CREATE_DEF_CMD)
  46         $(CC) $(SHFLAGS) $(LDFLAGS) -o $@ $^ $(EXTRALIBS) $(EXTRAOBJS)
  47         $(SLIB_EXTRA_CMD)
  48
  49 %.o: %.c
  50         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
  51
  52 %.o: %.S
  53         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
  54
  55 %: %.o $(LIBNAME)
  56         $(CC) $(LDFLAGS) -o $@ $^ $(EXTRALIBS)
  57
  58 %.ho: %.h
  59         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -Wno-unused -c -o $@ -x c $<
  60
  61 ALLHEADERS = $(subst $(LIBSRC)/,,$(wildcard $(LIBSRC)/*.h))
  62 checkheaders: $(filter-out %_template.ho,$(ALLHEADERS:.h=.ho))
  63
  64 # gcc stupidly only outputs the basename of targets with -MM
  65 depend dep: $(SRCS)
  66         $(CC) -MM $(CFLAGS) $^ | sed 's,[0-9a-z._-]*: \([a-z0-9]*/\).*,\1&,' 1>.depend
  67
  68 clean::
  69         rm -f *.o *~ *.a *.lib *.so *.so.* *.dylib *.dll \
  70               *.def *.dll.a *.exp *.ho *.map $(TESTS)
  71
  72 distclean: clean
  73         rm -f .depend
  74
  75 INSTALL_TARGETS-$(BUILD_SHARED) += install-lib-shared
  76 INSTALL_TARGETS-$(BUILD_STATIC) += install-lib-static
  77
  78 install: install-libs install-headers
  79
  80 install-libs: $(INSTALL_TARGETS-yes)
  81
  82 install-lib-shared: $(SLIBNAME)
  83         install -d "$(SHLIBDIR)"
  84         install -m 755 $(SLIBNAME) "$(SHLIBDIR)/$(SLIBNAME_WITH_VERSION)"
  85         $(STRIP) "$(SHLIBDIR)/$(SLIBNAME_WITH_VERSION)"
  86         cd "$(SHLIBDIR)" && \
  87                 $(LN_S) $(SLIBNAME_WITH_VERSION) $(SLIBNAME_WITH_MAJOR)
  88         cd "$(SHLIBDIR)" && \
  89                 $(LN_S) $(SLIBNAME_WITH_VERSION) $(SLIBNAME)
  90         $(SLIB_INSTALL_EXTRA_CMD)
  91
  92 install-lib-static: $(LIBNAME)
  93         install -d "$(LIBDIR)"
  94         install -m 644 $(LIBNAME) "$(LIBDIR)"
  95         $(LIB_INSTALL_EXTRA_CMD)
  96
  97 INCINSTDIR = $(INCDIR)/lib$(NAME)
  98
  99 install-headers:
 100         install -d "$(INCINSTDIR)"
 101         install -d "$(LIBDIR)/pkgconfig"
 102         install -m 644 $(addprefix $(SRC_DIR)/,$(HEADERS)) "$(INCINSTDIR)"
 103         install -m 644 $(BUILD_ROOT)/lib$(NAME).pc "$(LIBDIR)/pkgconfig"
 104
 105 uninstall: uninstall-libs uninstall-headers
 106
 107 uninstall-libs:
 108         -rm -f "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR)" \
 109                "$(SHLIBDIR)/$(SLIBNAME)"            \
 110                "$(SHLIBDIR)/$(SLIBNAME_WITH_VERSION)"
 111         -$(SLIB_UNINSTALL_EXTRA_CMD)
 112         -rm -f "$(LIBDIR)/$(LIBNAME)"
 113
 114 uninstall-headers::
 115         rm -f $(addprefix "$(INCINSTDIR)/",$(HEADERS))
 116         rm -f "$(LIBDIR)/pkgconfig/lib$(NAME).pc"
 117
 118 tests: $(TESTS)
 119
 120 %-test$(EXESUF): %.c $(LIBNAME)
 121         $(CC) $(CFLAGS) $(LDFLAGS) -DTEST -o $@ $^ $(EXTRALIBS)
 122
 123 .PHONY: all depend dep clean distclean install* uninstall* tests
 124
 125 -include .depend