Commit 6d52fe2e authored by KO Myung-Hun's avatar KO Myung-Hun

Support building shared libraries on OS/2

Change-Id: I5750db0504cb69ead52f9f44bf583e693bffbb7e
parent cbebbff0
......@@ -310,6 +310,18 @@ $(1):
$$(filter %.o,$$^) $$(extralibs)
endef
define dll_template
# Not using a pattern rule here because we don't want to generate empty
# archives when they are listed as a dependency in files not responsible
# for creating them.
$(1):
$(if $(quiet),@echo " [LD] $$@")
$(qexec)$$(LD) -Zdll $$(LDFLAGS) \
-o $$@ \
$$(filter %.o,$$^) $$(extralibs) $$(EXPORTS_FILE)
endef
#
# Get current configuration
#
......@@ -367,6 +379,7 @@ LIBS=$(call enabled,LIBS)
$(foreach lib,$(filter %_g.a,$(LIBS)),$(eval $(call archive_template,$(lib))))
$(foreach lib,$(filter %so.$(SO_VERSION_MAJOR).$(SO_VERSION_MINOR).$(SO_VERSION_PATCH),$(LIBS)),$(eval $(call so_template,$(lib))))
$(foreach lib,$(filter %$(SO_VERSION_MAJOR).dylib,$(LIBS)),$(eval $(call dl_template,$(lib))))
$(foreach lib,$(filter %$(SO_VERSION_MAJOR).dll,$(LIBS)),$(eval $(call dll_template,$(lib))))
INSTALL-LIBS=$(call cond_enabled,CONFIG_INSTALL_LIBS,INSTALL-LIBS)
ifeq ($(MAKECMDGOALS),dist)
......
......@@ -494,11 +494,11 @@ process_detect() {
# Can only build shared libs on a subset of platforms. Doing this check
# here rather than at option parse time because the target auto-detect
# magic happens after the command line has been parsed.
if ! enabled linux; then
if ! enabled linux && ! enabled os2; then
if enabled gnu; then
echo "--enable-shared is only supported on ELF; assuming this is OK"
else
die "--enable-shared only supported on ELF for now"
die "--enable-shared only supported on ELF and OS/2 for now"
fi
fi
fi
......
......@@ -281,7 +281,15 @@ BINS-$(NOT_MSVS) += $(addprefix $(BUILD_PFX),$(ALL_EXAMPLES:.c=$(EXE_S
# Instantiate linker template for all examples.
CODEC_LIB=$(if $(CONFIG_DEBUG_LIBS),vpx_g,vpx)
SHARED_LIB_SUF=$(if $(filter darwin%,$(TGT_OS)),.dylib,.so)
ifneq ($(filter darwin%,$(TGT_OS)),)
SHARED_LIB_SUF=.dylib
else
ifneq ($(filter os2%,$(TGT_OS)),)
SHARED_LIB_SUF=_dll.a
else
SHARED_LIB_SUF=.so
endif
endif
CODEC_LIB_SUF=$(if $(CONFIG_SHARED),$(SHARED_LIB_SUF),.a)
$(foreach bin,$(BINS-yes),\
$(eval $(bin):$(LIB_PATH)/lib$(CODEC_LIB)$(CODEC_LIB_SUF))\
......
......@@ -228,19 +228,30 @@ SO_VERSION_MINOR := 0
SO_VERSION_PATCH := 0
ifeq ($(filter darwin%,$(TGT_OS)),$(TGT_OS))
LIBVPX_SO := libvpx.$(SO_VERSION_MAJOR).dylib
SHARED_LIB_SUF := .dylib
EXPORT_FILE := libvpx.syms
LIBVPX_SO_SYMLINKS := $(addprefix $(LIBSUBDIR)/, \
libvpx.dylib )
else
ifeq ($(filter os2%,$(TGT_OS)),$(TGT_OS))
LIBVPX_SO := libvpx$(SO_VERSION_MAJOR).dll
SHARED_LIB_SUF := _dll.a
EXPORT_FILE := libvpx.def
LIBVPX_SO_SYMLINKS :=
LIBVPX_SO_IMPLIB := libvpx_dll.a
else
LIBVPX_SO := libvpx.so.$(SO_VERSION_MAJOR).$(SO_VERSION_MINOR).$(SO_VERSION_PATCH)
SHARED_LIB_SUF := .so
EXPORT_FILE := libvpx.ver
LIBVPX_SO_SYMLINKS := $(addprefix $(LIBSUBDIR)/, \
libvpx.so libvpx.so.$(SO_VERSION_MAJOR) \
libvpx.so.$(SO_VERSION_MAJOR).$(SO_VERSION_MINOR))
endif
endif
LIBS-$(CONFIG_SHARED) += $(BUILD_PFX)$(LIBVPX_SO)\
$(notdir $(LIBVPX_SO_SYMLINKS))
$(notdir $(LIBVPX_SO_SYMLINKS)) \
$(if $(LIBVPX_SO_IMPLIB), $(BUILD_PFX)$(LIBVPX_SO_IMPLIB))
$(BUILD_PFX)$(LIBVPX_SO): $(LIBVPX_OBJS) $(EXPORT_FILE)
$(BUILD_PFX)$(LIBVPX_SO): extralibs += -lm
$(BUILD_PFX)$(LIBVPX_SO): SONAME = libvpx.so.$(SO_VERSION_MAJOR)
......@@ -258,6 +269,19 @@ libvpx.syms: $(call enabled,CODEC_EXPORTS)
$(qexec)awk '{print "_"$$2}' $^ >$@
CLEAN-OBJS += libvpx.syms
libvpx.def: $(call enabled,CODEC_EXPORTS)
@echo " [CREATE] $@"
$(qexec)echo LIBRARY $(LIBVPX_SO:.dll=) INITINSTANCE TERMINSTANCE > $@
$(qexec)echo "DATA MULTIPLE NONSHARED" >> $@
$(qexec)echo "EXPORTS" >> $@
$(qexec)awk '!/vpx_svc_*/ {print "_"$$2}' $^ >>$@
CLEAN-OBJS += libvpx.def
libvpx_dll.a: $(LIBVPX_SO)
@echo " [IMPLIB] $@"
$(qexec)emximp -o $@ $<
CLEAN-OBJS += libvpx_dll.a
define libvpx_symlink_template
$(1): $(2)
@echo " [LN] $(2) $$@"
......@@ -275,6 +299,7 @@ $(eval $(call libvpx_symlink_template,\
INSTALL-LIBS-$(CONFIG_SHARED) += $(LIBVPX_SO_SYMLINKS)
INSTALL-LIBS-$(CONFIG_SHARED) += $(LIBSUBDIR)/$(LIBVPX_SO)
INSTALL-LIBS-$(CONFIG_SHARED) += $(if $(LIBVPX_SO_IMPLIB),$(LIBSUBDIR)/$(LIBVPX_SO_IMPLIB))
LIBS-yes += vpx.pc
......@@ -454,7 +479,7 @@ OBJS-yes += $(LIBVPX_TEST_OBJS)
BINS-yes += $(LIBVPX_TEST_BIN)
CODEC_LIB=$(if $(CONFIG_DEBUG_LIBS),vpx_g,vpx)
CODEC_LIB_SUF=$(if $(CONFIG_SHARED),.so,.a)
CODEC_LIB_SUF=$(if $(CONFIG_SHARED),$(SHARED_LIB_SUF),.a)
TEST_LIBS := lib$(CODEC_LIB)$(CODEC_LIB_SUF) libgtest.a
$(LIBVPX_TEST_BIN): $(TEST_LIBS)
$(eval $(call linkerxx_template,$(LIBVPX_TEST_BIN), \
......
text vpx_codec_dec_init_ver
text vpx_codec_decode
text vpx_codec_get_frame
text vpx_codec_get_mem_map
text vpx_codec_get_stream_info
text vpx_codec_peek_stream_info
text vpx_codec_register_put_frame_cb
text vpx_codec_register_put_slice_cb
text vpx_codec_set_frame_buffer_functions
text vpx_codec_set_mem_map
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment