HACK: scripts: Add fixup_dynsym.py

Some pre-built mali libraries would have local symbol issue:

readelf -s <libmali.so>:
Warning: local symbol 9 found at index >= .dynsym's sh_info value of 9

Let's use lief to increase .dynsym section's sh_info to workaround it.

Change-Id: Icf2037824d9c1312c5b24b982f628319a118988a
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>

scripts/fixup_dynsym.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+import lief
+import sys
+
+libpath = sys.argv[1]
+lib = lief.parse(libpath)
+
+# HACK: increase .dynsym's sh_info to workaround local symbol warning:
+# 'found local symbol in global part of symbol table'
+lib.get_section('.dynsym').information = 10
+
+lib.write(libpath)

scripts/normalize.sh

@@ -16,6 +16,13 @@ for lib in $LIBS; do
 	echo $DEPS | grep -q "Library soname: \[$SONAME\]" ||
 		patchelf --set-soname $SONAME $lib
 
+	# Increase .dynsym's sh_info to workaround local symbol warning:
+	# 'found local symbol in global part of symbol table'
+	#
+	# depends on lief (pip3 install lief)
+	readelf -s $lib 2>&1 | grep -q Warning && \
+		scripts/fixup_dynsym.py $lib&
+
 	# Rename default libs to -x11
 	echo $lib | grep -qE "\-[rg].p.\.so" || continue
 	[ ! -L $lib ] && mv $lib ${lib%.so}-x11.so
@@ -24,3 +31,5 @@ done
 
 # Update debian control and rules
 scripts/update_debian.sh
+
+wait