integrate mklibs.py support into the build process

SVN-Revision: 17173
This commit is contained in:
Felix Fietkau 2009-08-08 02:25:03 +00:00
parent d9f9d74f69
commit b1a2f4b2b8
2 changed files with 43 additions and 0 deletions

View file

@ -126,6 +126,14 @@ choice
endchoice
config USE_MKLIBS
bool "Strip unnecessary functions from libraries"
help
Reduces libraries to only those functions that are necessary for using all
selected packages (including those selected as <M>)
Note that this will make the system libraries incompatible with most of the packages
that are not selected during the build process
comment "Package build options"
config DEBUG

View file

@ -25,6 +25,40 @@ $(curdir)/install:=$(curdir)/install-cleanup
$(curdir)/cleanup: $(TMP_DIR)/.build
rm -rf $(TARGET_DIR) $(STAGING_DIR_ROOT)
ifdef CONFIG_USE_MKLIBS
define mklibs
rm -rf $(TMP_DIR)/mklibs-progs $(TMP_DIR)/mklibs-out
# first find all programs and add them to the mklibs list
find $(STAGING_DIR_ROOT) -type f -perm +100 -exec \
file -r -N -F '' {} + | \
awk ' /executable.*dynamically/ { print $$1 }' > $(TMP_DIR)/mklibs-progs
# find all loadable objects that are not regular libraries and add them to the list as well
find $(STAGING_DIR_ROOT) -type f -name \*.so\* -exec \
file -r -N -F '' {} + | \
awk ' /shared object/ { print $$1 }' >> $(TMP_DIR)/mklibs-progs
mkdir -p $(TMP_DIR)/mklibs-out
$(STAGING_DIR_HOST)/bin/mklibs.py -D -v \
-d $(TMP_DIR)/mklibs-out \
--sysroot $(STAGING_DIR_ROOT) \
-L /lib \
-L /usr/lib \
--ldlib $(patsubst $(STAGING_DIR_ROOT)/%,/%,$(firstword $(wildcard \
$(foreach name,ld-uClibc.so.* ld-linux.so.*, \
$(STAGING_DIR_ROOT)/lib/$(name) \
)))) \
--target $(REAL_GNU_TARGET_NAME) \
`cat $(TMP_DIR)/mklibs-progs` 2>&1
$(RSTRIP) $(TMP_DIR)/mklibs-out
for lib in `ls $(TMP_DIR)/mklibs-out/*.so.* 2>/dev/null`; do \
LIB="$${lib##*/}"; \
DEST="`ls "$(TARGET_DIR)/lib/$$LIB" "$(TARGET_DIR)/usr/lib/$$LIB" 2>/dev/null`"; \
[ -n "$$DEST" ] || continue; \
echo "Copying stripped library $$lib to $$DEST"; \
cp "$$lib" "$$DEST" || exit 1; \
done
endef
endif
$(curdir)/rootfs-prepare: $(TMP_DIR)/.build
@-$(MAKE) package/preconfig
@if [ -d $(TOPDIR)/files ]; then \
@ -42,6 +76,7 @@ $(curdir)/rootfs-prepare: $(TMP_DIR)/.build
@-find $(TARGET_DIR) -name .svn | $(XARGS) rm -rf
@-find $(TARGET_DIR) -name '.#*' | $(XARGS) rm -f
$(if $(CONFIG_CLEAN_IPKG),rm -rf $(TARGET_DIR)/usr/lib/ipkg)
$(call mklibs)
$(curdir)/index: FORCE
@(cd $(PACKAGE_DIR); $(SCRIPT_DIR)/ipkg-make-index.sh . > Packages && \