Add find cross include tool

Author: kcudnik

tests/findcrossinclude.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+
+# ideally we want this dependency:
+# - saimetadata - no dependency
+# - saimeta - depends on saimetadata
+# - sairedis - depends on saimeta
+# - saivs - depends on saimeta
+# - syncd - depnds on sairedis/saivs
+
+# some headers like sairedis.h and sairediscommon.h are cross used on all projects
+
+echo -- find Makefile.am files with cross directory file include
+
+find .. -name Makefile.am | grep -vP "SAI/|pyext/" | xargs grep -P "\.\./"
+
+echo -- find cross include dependencies between meta/lib/vslib directory
+
+find ../meta ../lib ../vslib -name "*.cpp" -o -name "*.h" | \
+         xargs grep -P "#include.+/" | grep -vP "(meta/|swss/)" | grep -vP "include <(linux|sys|net|arpa)"
+
+echo -- find cross include in meta/Makefile.am
+
+grep -P "FLAGS.+(lib|vslib|syncd)" ../meta/Makefile.am
+
+echo -- find cross include in lib/src/Makefile.am
+
+grep -P "FLAGS.+(vslib|syncd)" ../lib/src/Makefile.am
+
+echo -- find cross include in vslib/src/Makefile.am
+
+grep -P "FLAGS.+(lib|syncd)" ../vslib/src/Makefile.am
+
+echo -- find cross include in meta directory
+
+find ../meta/.deps -name "*.Plo" -o -name "*.Po"|xargs grep -P "[^r]/lib/|vslib/|syncd/"| \
+         perl -npe 's!lib/inc/sairedis(common)?.h!!g' | grep -P "[^r]/lib/|vslib/|syncd/" | grep -v deps/test
+
+echo -- find cross include in lib/src directory
+
+find ../lib/src/.deps -name "*.Plo" -o -name "*.Po"|xargs grep -P "vslib/|syncd/"
+       
+echo -- find cross include in vslib/src directory
+
+find ../vslib/src/.deps -name "*.Plo" -o -name "*.Po"|xargs grep -P "[^r]/lib/|syncd/"| \
+         perl -npe 's!lib/inc/sairedis.h!!g' | grep -P "[^r]/lib/|syncd/"