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integrate mklibs.py support into the build process
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17173 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -126,6 +126,14 @@ choice
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endchoice
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config USE_MKLIBS
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bool "Strip unnecessary functions from libraries"
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help
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Reduces libraries to only those functions that are necessary for using all
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selected packages (including those selected as <M>)
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Note that this will make the system libraries incompatible with most of the packages
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that are not selected during the build process
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comment "Package build options"
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config DEBUG
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@ -25,6 +25,40 @@ $(curdir)/install:=$(curdir)/install-cleanup
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$(curdir)/cleanup: $(TMP_DIR)/.build
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rm -rf $(TARGET_DIR) $(STAGING_DIR_ROOT)
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ifdef CONFIG_USE_MKLIBS
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define mklibs
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rm -rf $(TMP_DIR)/mklibs-progs $(TMP_DIR)/mklibs-out
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# first find all programs and add them to the mklibs list
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find $(STAGING_DIR_ROOT) -type f -perm +100 -exec \
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file -r -N -F '' {} + | \
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awk ' /executable.*dynamically/ { print $$1 }' > $(TMP_DIR)/mklibs-progs
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# find all loadable objects that are not regular libraries and add them to the list as well
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find $(STAGING_DIR_ROOT) -type f -name \*.so\* -exec \
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file -r -N -F '' {} + | \
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awk ' /shared object/ { print $$1 }' >> $(TMP_DIR)/mklibs-progs
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mkdir -p $(TMP_DIR)/mklibs-out
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$(STAGING_DIR_HOST)/bin/mklibs.py -D -v \
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-d $(TMP_DIR)/mklibs-out \
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--sysroot $(STAGING_DIR_ROOT) \
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-L /lib \
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-L /usr/lib \
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--ldlib $(patsubst $(STAGING_DIR_ROOT)/%,/%,$(firstword $(wildcard \
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$(foreach name,ld-uClibc.so.* ld-linux.so.*, \
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$(STAGING_DIR_ROOT)/lib/$(name) \
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)))) \
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--target $(REAL_GNU_TARGET_NAME) \
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`cat $(TMP_DIR)/mklibs-progs` 2>&1
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$(RSTRIP) $(TMP_DIR)/mklibs-out
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for lib in `ls $(TMP_DIR)/mklibs-out/*.so.* 2>/dev/null`; do \
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LIB="$${lib##*/}"; \
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DEST="`ls "$(TARGET_DIR)/lib/$$LIB" "$(TARGET_DIR)/usr/lib/$$LIB" 2>/dev/null`"; \
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[ -n "$$DEST" ] || continue; \
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echo "Copying stripped library $$lib to $$DEST"; \
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cp "$$lib" "$$DEST" || exit 1; \
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done
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endef
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endif
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$(curdir)/rootfs-prepare: $(TMP_DIR)/.build
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@-$(MAKE) package/preconfig
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@if [ -d $(TOPDIR)/files ]; then \
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@ -42,6 +76,7 @@ $(curdir)/rootfs-prepare: $(TMP_DIR)/.build
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@-find $(TARGET_DIR) -name .svn | $(XARGS) rm -rf
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@-find $(TARGET_DIR) -name '.#*' | $(XARGS) rm -f
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$(if $(CONFIG_CLEAN_IPKG),rm -rf $(TARGET_DIR)/usr/lib/ipkg)
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$(call mklibs)
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$(curdir)/index: FORCE
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@(cd $(PACKAGE_DIR); $(SCRIPT_DIR)/ipkg-make-index.sh . > Packages && \
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