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-rw-r--r--toolchain/external-toolchain/ext-tool.mk17
1 files changed, 17 insertions, 0 deletions
diff --git a/toolchain/external-toolchain/ext-tool.mk b/toolchain/external-toolchain/ext-tool.mk
index a181f25e1..d5a64b594 100644
--- a/toolchain/external-toolchain/ext-tool.mk
+++ b/toolchain/external-toolchain/ext-tool.mk
@@ -133,6 +133,19 @@ copy_toolchain_sysroot = \
find $(STAGING_DIR) -type d | xargs chmod 755
#
+# Create lib64 -> lib and usr/lib64 -> usr/lib symbolic links in the
+# target and staging directories. This is needed for some 64 bits
+# toolchains such as the Crosstool-NG toolchains, for which the path
+# to the dynamic loader and other libraries is /lib64, but the
+# libraries are stored in /lib.
+#
+create_lib64_symlinks = \
+ (cd $(TARGET_DIR) ; ln -s lib lib64) ; \
+ (cd $(TARGET_DIR)/usr ; ln -s lib lib64) ; \
+ (cd $(STAGING_DIR) ; ln -s lib lib64) ; \
+ (cd $(STAGING_DIR)/usr ; ln -s lib lib64)
+
+#
# Check the availability of a particular glibc feature. We assume that
# all Buildroot toolchain options are supported by glibc, so we just
# check that they are enabled.
@@ -319,4 +332,8 @@ endif
done
@echo "Copy external toolchain sysroot to staging..."
$(Q)$(call copy_toolchain_sysroot,$(SYSROOT_DIR),$(ARCH_SYSROOT_DIR),$(ARCH_SUBDIR))
+ # Create lib64 symbolic links if needed
+ $(Q)if [ -L $(ARCH_SYSROOT_DIR)/lib64 ] ; then \
+ $(call create_lib64_symlinks) ; \
+ fi
@touch $@