From 02f71aab47835e7220e2b1039bcda4d0c5657db0 Mon Sep 17 00:00:00 2001
From: "\"Steven J. Hill\"" <sjhill@realitydiluted.com>
Date: Tue, 6 Feb 2007 18:19:38 +0000
Subject: Support building using an external toolchain. Questions to the
 mailing list and all other comments to <biteme@devnull.com>.

---
 toolchain/external-toolchain/ext-tool.mk | 56 ++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 toolchain/external-toolchain/ext-tool.mk

(limited to 'toolchain/external-toolchain/ext-tool.mk')

diff --git a/toolchain/external-toolchain/ext-tool.mk b/toolchain/external-toolchain/ext-tool.mk
new file mode 100644
index 000000000..ab4cbef6c
--- /dev/null
+++ b/toolchain/external-toolchain/ext-tool.mk
@@ -0,0 +1,56 @@
+#
+# copy_toolchain_lib_root
+#
+# $1: source
+# $2: destination
+# $2: strip (y|n)	default is to strip
+#
+copy_toolchain_lib_root =									\
+	LIB="$(strip $1)";									\
+	DST="$(strip $2)";									\
+	STRIP="$(strip $3)";									\
+												\
+	LIB_DIR=`$(TARGET_CC) -print-file-name=$${LIB} | sed -e "s,/$${LIB}\$$,,"`;		\
+												\
+	if test -z "$${LIB_DIR}"; then								\
+		echo "copy_toolchain_lib_root: lib=$${LIB} not found";				\
+		exit -1;									\
+	fi;											\
+												\
+	LIB="$(strip $1)";									\
+	for FILE in `find $${LIB_DIR} -type l -name "$${LIB}*" -maxdepth 1`; do			\
+		LIB=`basename $${FILE}`;							\
+		while test \! -z "$${LIB}"; do							\
+			echo "copy_toolchain_lib_root lib=$${LIB} dst=$${DST}";			\
+			rm -fr $(TARGET_DIR)$${DST}/$${LIB};					\
+			mkdir -p $(TARGET_DIR)$${DST};						\
+			if test -h $${LIB_DIR}/$${LIB}; then					\
+				cp -d $${LIB_DIR}/$${LIB} $(TARGET_DIR)$${DST}/;			\
+			elif test -f $${LIB_DIR}/$${LIB}; then					\
+				cp $${LIB_DIR}/$${LIB} $(TARGET_DIR)$${DST}/$${LIB};	\
+				case "$${STRIP}" in						\
+				(0 | n | no)							\
+					;;							\
+				(*)								\
+					$(TARGET_CROSS)strip "$(TARGET_DIR)$${DST}/$${LIB}";		\
+					;;							\
+				esac;								\
+			else									\
+				exit -1;							\
+			fi;									\
+			LIB="`readlink $${LIB_DIR}/$${LIB}`";					\
+		done;										\
+	done;											\
+												\
+	echo -n
+
+uclibc: dependencies $(TARGET_DIR)/lib/$(strip $(subst ",, $(BR2_TOOLCHAIN_EXTERNAL_LIB_C)))
+
+$(TARGET_DIR)/lib/$(strip $(subst ",, $(BR2_TOOLCHAIN_EXTERNAL_LIB_C))):
+#"))
+	mkdir -p $(TARGET_DIR)/lib
+	@$(call copy_toolchain_lib_root, $(strip $(subst ",, $(BR2_TOOLCHAIN_EXTERNAL_LIB_C))), /lib, $(BR2_TOOLCHAIN_EXTERNAL_STRIP))
+#")))
+	for libs in $(strip $(subst ",, $(BR2_TOOLCHAIN_EXTERNAL_LIBS))) ; do \
+		$(call copy_toolchain_lib_root, $$libs, /lib, $(BR2_TOOLCHAIN_EXTERNAL_STRIP)) ; \
+	done
-- 
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