[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/extra/scripts/relative_path.sh b/ap/build/uClibc/extra/scripts/relative_path.sh
new file mode 100755
index 0000000..4dddefa
--- /dev/null
+++ b/ap/build/uClibc/extra/scripts/relative_path.sh
@@ -0,0 +1,47 @@
+#! /bin/sh
+#
+# Copyright 2003 Alexandre Oliva <aoliva@redhat.com>
+# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+
+# This script computes a relative pathname from $1 to $2
+# They are assumed to not contain . or .. pathname components,
+# but if both directories exist and cd/pwd canonicalizes pathnames,
+# this shouldn't matter. PWD_CMD may be set to some pwd command that does.
+
+from=`(cd $1 > /dev/null && ${PWD_CMD-pwd} || echo $1) 2>/dev/null | sed 's,//*,/,g;s,/*$,,'`
+target=`(cd $2 > /dev/null && ${PWD_CMD-pwd} || echo $2) 2>/dev/null | sed 's,//*,/,g;s,/*$,,'`
+
+case $from in /* | "") ;; *) from=`${PWD_CMD-pwd}`/$from ;; esac
+case $target in /* | "") ;; *) target=`${PWD_CMD-pwd}`/$target ;; esac
+
+case $target in
+"$from" | "$from/"*)
+ dots=`echo $from | sed s,.,.,g`
+ echo $target | sed "s,^$dots/*,,;s,[^/]$,&/,"
+ exit 0
+ ;;
+esac
+
+case $from in
+"$target/"*)
+ dots=`echo $target | sed s,.,.,g`
+ echo $from/ | sed "s,^$dots/*,,;s,[^/]$,&/,;s,[^/]*/*,../,g;s,[^/]$,&/,"
+ exit 0
+ ;;
+esac
+
+# Without trailing slash, from=/usr/lib and target=/uclibc/lib
+# mistakenly concludes that prefix=/u
+#prefix=`echo $from///$target | sed 's,\(\(/[^/]*\)*\).*///\1.*,\1,'`
+prefix=`echo $from///$target | sed 's,\(\(/[^/]*\)*/\).*///\1.*,\1,'`
+dots=`echo $prefix | sed s,.,.,g`
+from=`echo $from | sed "s,^$dots,,"`
+target=`echo $target | sed "s,^$dots,,"`
+
+from=`echo $from | sed 's,[^/][^/]*,..,g;s,.$,&/,'`
+echo ${from}$target/
+
+exit 0