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authorFelix Fietkau <nbd@openwrt.org>2011-03-01 05:40:38 +0000
committerFelix Fietkau <nbd@openwrt.org>2011-03-01 05:40:38 +0000
commit1cc0bcfffc9403782022092846233fd28e09dc98 (patch)
tree53fe504fd8dfc3e7f0434d55bafb2811ae613e0d /package/base-files/Makefile
parent15a014c13ab1d0055ec2859b7568d2427d16f95e (diff)
downloadmtk-20170518-1cc0bcfffc9403782022092846233fd28e09dc98.zip
mtk-20170518-1cc0bcfffc9403782022092846233fd28e09dc98.tar.gz
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base-files: relink uclibc and libgcc libraries to remove leftovers of the statically linked initial libgcc saves a few kb and gets rid of unused not exported functions as well should also improve the reliability of mklibs
SVN-Revision: 25800
Diffstat (limited to 'package/base-files/Makefile')
-rw-r--r--package/base-files/Makefile64
1 files changed, 59 insertions, 5 deletions
diff --git a/package/base-files/Makefile b/package/base-files/Makefile
index 4abbdf7..27916f3 100644
--- a/package/base-files/Makefile
+++ b/package/base-files/Makefile
@@ -327,8 +327,56 @@ endef
define Build/Compile/Default
endef
+LIBGCC_A=$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc_pic.a)
+LIBGCC_MAP=$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.map)
+
+ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+ define Build/Compile/uClibc
+ $(SCRIPT_DIR)/relink-lib.sh \
+ "$(TARGET_CROSS)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libc_so.a)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libc_so.a)" \
+ "$(patsubst $(TOOLCHAIN_DIR)/lib/%,$(PKG_BUILD_DIR)/%,$(wildcard $(TOOLCHAIN_DIR)/lib/libuClibc-*.so))" \
+ -Wl,-init,__uClibc_init -Wl,-soname=libc.so.0 \
+ $(PKG_BUILD_DIR)/libgcc_s.so.*
+ $(SCRIPT_DIR)/relink-lib.sh \
+ "$(TARGET_CROSS)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libcrypt-*.so)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libcrypt_pic.a)" \
+ "$(patsubst $(TOOLCHAIN_DIR)/lib/%,$(PKG_BUILD_DIR)/%,$(wildcard $(TOOLCHAIN_DIR)/lib/libcrypt-*.so))" \
+ $(PKG_BUILD_DIR)/libgcc_s.so.* \
+ -Wl,-soname=libcrypt.so.0
+ $(SCRIPT_DIR)/relink-lib.sh \
+ "$(TARGET_CROSS)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libm-*.so)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libm_pic.a)" \
+ "$(patsubst $(TOOLCHAIN_DIR)/lib/%,$(PKG_BUILD_DIR)/%,$(wildcard $(TOOLCHAIN_DIR)/lib/libm-*.so))" \
+ $(PKG_BUILD_DIR)/libgcc_s.so.* \
+ -Wl,-soname=libm.so.0
+ $(SCRIPT_DIR)/relink-lib.sh \
+ "$(TARGET_CROSS)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libpthread-*.so)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libpthread_so.a)" \
+ "$(patsubst $(TOOLCHAIN_DIR)/lib/%,$(PKG_BUILD_DIR)/%,$(wildcard $(TOOLCHAIN_DIR)/lib/libpthread-*.so))" \
+ -Wl,-z,nodelete,-z,initfirst,-init=__pthread_initialize_minimal_internal \
+ $(PKG_BUILD_DIR)/libgcc_s.so.* \
+ -Wl,-soname=libpthread.so.0
+ endef
+
+ define Build/Compile/libgcc
+ $(SCRIPT_DIR)/relink-lib.sh \
+ "$(TARGET_CROSS)" \
+ "$(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so.*)" \
+ "$(LIBGCC_A)" \
+ "$(patsubst $(TOOLCHAIN_DIR)/lib/%,$(PKG_BUILD_DIR)/%,$(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so.*))" \
+ -Wl,--version-script=$(LIBGCC_MAP) -Wl,-soname=libgcc_s.so.1
+ endef
+endif
+
define Build/Compile
$(call Build/Compile/Default)
+ $(call Build/Compile/libgcc)
+ $(call Build/Compile/$(LIBC))
endef
define Package/base-files/install
@@ -398,7 +446,7 @@ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
define Package/libgcc/install
$(INSTALL_DIR) $(1)/lib
- $(CP) $(TOOLCHAIN_DIR)/lib/libgcc_s.so.* $(1)/lib/
+ $(CP) $(PKG_BUILD_DIR)/libgcc_s.so.* $(1)/lib/
endef
define Package/libssp/install
@@ -450,6 +498,12 @@ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
$(TOOLCHAIN_DIR)/lib/$$$$file-$(LIBC_SO_VERSION).so \
$(1)/lib/; \
done
+
+ $(CP) \
+ $(PKG_BUILD_DIR)/libuClibc-* \
+ $(PKG_BUILD_DIR)/libm-* \
+ $(PKG_BUILD_DIR)/libcrypt-* \
+ $(1)/lib/
endef
define Package/libc/install
@@ -459,9 +513,9 @@ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
define Package/libc/install_lib
$(CP) $(filter-out %/libdl_pic.a %/libpthread_pic.a %/libresolv_pic.a,$(wildcard $(TOOLCHAIN_DIR)/lib/lib*.a)) $(1)/lib/
$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libc_so.a),$(CP) $(TOOLCHAIN_DIR)/lib/libc_so.a $(1)/lib/libc_pic.a)
- $(if $(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.map), \
- $(CP) $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc_pic.a $(1)/lib/libgcc_s_pic.a; \
- $(CP) $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.map $(1)/lib/libgcc_s_pic.map \
+ $(if $(LIBGCC_MAP), \
+ $(CP) $(LIBGCC_A) $(1)/lib/libgcc_s_pic.a; \
+ $(CP) $(LIBGCC_MAP) $(1)/lib/libgcc_s_pic.map \
)
endef
@@ -469,7 +523,7 @@ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
$(INSTALL_DIR) $(1)/lib
$(CP) \
$(TOOLCHAIN_DIR)/lib/libpthread.so.* \
- $(TOOLCHAIN_DIR)/lib/libpthread-$(LIBC_SO_VERSION).so \
+ $(PKG_BUILD_DIR)/libpthread-$(LIBC_SO_VERSION).so \
$(1)/lib/
endef