Add duplibs.sh tool to our hostboot repo

This tool helps detect if object files are being
included in multiple libraries

Change-Id: Ie01a079560ee785802e9245e8804db6587893191
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/53592
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Martin Gloff <mgloff@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/src/build/tools/duplibs.sh b/src/build/tools/duplibs.sh
new file mode 100755
index 000000000..d74732619
--- /dev/null
+++ b/src/build/tools/duplibs.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+# IBM_PROLOG_BEGIN_TAG
+# This is an automatically generated prolog.
+#
+# $Source: src/build/tools/duplibs.sh $
+#
+# OpenPOWER HostBoot Project
+#
+# Contributors Listed Below - COPYRIGHT 2018
+# [+] International Business Machines Corp.
+#
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# permissions and limitations under the License.
+#
+# IBM_PROLOG_END_TAG
+
+#####################################################
+# Checks for duplicate objects in multiple libraries
+#####################################################
+
+for i in `ls -R $@ | grep '\.o$' | sort -u`
+#for i in `ls -R obj/modules/ | grep '\.o$' | sort -u`
+  do
+      f=(`find $@ -name $i`)
+      if [ ${#f[@]} -gt 2 ]
+        then
+          echo "=== file $i appears ${#f[@]} times in:"
+          for j in ${f[@]}
+            do
+              dir=`dirname $j`
+              #size=`ls -al $j | cut -f 5 -d' '`
+              echo "  $dir"
+          done
+      fi
+done