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FFmpeg/common.mak
Diego Biurrun ac63af34b5 Add support for passing a version string to configure that is appended to
FFmpeg's version string output. This can be used by distributions to mark
their packages as being modified versions without hacking the sources.

Originally committed as revision 15433 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-09-26 21:37:50 +00:00

120 lines
2.9 KiB
Makefile

#
# common bits used by all libraries
#
all: # make "all" default target
ifndef SUBDIR
vpath %.c $(SRC_DIR)
vpath %.h $(SRC_DIR)
vpath %.S $(SRC_DIR)
vpath %.asm $(SRC_DIR)
ifeq ($(SRC_DIR),$(SRC_PATH_BARE))
BUILD_ROOT_REL = .
else
BUILD_ROOT_REL = ..
endif
ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
CFLAGS := -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
-I$(BUILD_ROOT_REL) -I$(SRC_PATH) $(OPTFLAGS)
%.o: %.c
$(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
%.o: %.S
$(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
%.ho: %.h
$(CC) $(CFLAGS) $(LIBOBJFLAGS) -Wno-unused -c -o $@ -x c $<
%.d: %.c
$(DEPEND_CMD) > $@
%.d: %.S
$(DEPEND_CMD) > $@
%.d: %.cpp
$(DEPEND_CMD) > $@
%.o: %.d
%$(EXESUF): %.c
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)/version.sh $(SRC_PATH) $@ $(EXTRA_VERSION)
install: install-libs install-headers
uninstall: uninstall-libs uninstall-headers
.PHONY: all depend dep clean distclean install* uninstall* tests
endif
CFLAGS += $(CFLAGS-yes)
OBJS += $(OBJS-yes)
ASM_OBJS += $(ASM_OBJS-yes)
CPP_OBJS += $(CPP_OBJS-yes)
FFLIBS := $(FFLIBS-yes) $(FFLIBS)
TESTS += $(TESTS-yes)
FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
FFLDFLAGS := $(addprefix -L$(BUILD_ROOT)/lib,$(FFLIBS)) $(LDFLAGS)
SRCS := $(OBJS:.o=.c) $(ASM_OBJS:.o=.S) $(CPP_OBJS:.o=.cpp)
OBJS := $(OBJS) $(ASM_OBJS) $(CPP_OBJS)
SRCS := $(addprefix $(SUBDIR),$(SRCS))
OBJS := $(addprefix $(SUBDIR),$(OBJS))
TESTS := $(addprefix $(SUBDIR),$(TESTS))
DEP_LIBS:=$(foreach NAME,$(FFLIBS),lib$(NAME)/$($(BUILD_SHARED:yes=S)LIBNAME))
ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h))
checkheaders: $(filter-out %_template.ho,$(ALLHEADERS:.h=.ho))
DEPS := $(OBJS:.o=.d)
depend dep: $(DEPS)
CLEANSUFFIXES = *.o *~ *.ho
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a *.exp *.map
DISTCLEANSUFFIXES = *.d *.pc
define RULES
$(SUBDIR)%$(EXESUF): $(SUBDIR)%.o
$(CC) $(FFLDFLAGS) -o $$@ $$^ $(SUBDIR)$(LIBNAME) $(FFEXTRALIBS)
$(SUBDIR)%-test.o: $(SUBDIR)%.c
$(CC) $(CFLAGS) -DTEST -c -o $$@ $$^
$(SUBDIR)%-test.o: $(SUBDIR)%-test.c
$(CC) $(CFLAGS) -DTEST -c -o $$@ $$^
$(SUBDIR)i386/%.o: $(SUBDIR)i386/%.asm
$(YASM) $(YASMFLAGS) -I $$(<D)/ -o $$@ $$<
$(SUBDIR)i386/%.d: $(SUBDIR)i386/%.asm
$(YASM) $(YASMFLAGS) -I $$(<D)/ -M -o $$(@:%.d=%.o) $$< > $$@
clean::
rm -f $(TESTS) $(addprefix $(SUBDIR),$(CLEANFILES) $(CLEANSUFFIXES) $(LIBSUFFIXES)) \
$(addprefix $(SUBDIR), $(foreach suffix,$(CLEANSUFFIXES),$(addsuffix /$(suffix),$(DIRS))))
distclean:: clean
rm -f $(addprefix $(SUBDIR),$(DISTCLEANSUFFIXES)) \
$(addprefix $(SUBDIR), $(foreach suffix,$(DISTCLEANSUFFIXES),$(addsuffix /$(suffix),$(DIRS))))
endef
$(eval $(RULES))
tests: $(TESTS)
-include $(DEPS)