140997fb8SMasahiro Yamada#!/bin/sh 2eb8305aeSMatthias Maennich# SPDX-License-Identifier: GPL-2.0 3eb8305aeSMatthias Maennich# Linux kernel symbol namespace import generator 4eb8305aeSMatthias Maennich# 5eb8305aeSMatthias Maennich# This script requires a minimum spatch version. 6eb8305aeSMatthias MaennichSPATCH_REQ_VERSION="1.0.4" 7eb8305aeSMatthias Maennich 8eb8305aeSMatthias MaennichDIR="$(dirname $(readlink -f $0))/.." 9eb8305aeSMatthias MaennichSPATCH="`which ${SPATCH:=spatch}`" 10eb8305aeSMatthias Maennichif [ ! -x "$SPATCH" ]; then 11eb8305aeSMatthias Maennich echo 'spatch is part of the Coccinelle project and is available at http://coccinelle.lip6.fr/' 12eb8305aeSMatthias Maennich exit 1 13eb8305aeSMatthias Maennichfi 14eb8305aeSMatthias Maennich 15eb8305aeSMatthias MaennichSPATCH_REQ_VERSION_NUM=$(echo $SPATCH_REQ_VERSION | ${DIR}/scripts/ld-version.sh) 16eb8305aeSMatthias MaennichSPATCH_VERSION=$($SPATCH --version | head -1 | awk '{print $3}') 17eb8305aeSMatthias MaennichSPATCH_VERSION_NUM=$(echo $SPATCH_VERSION | ${DIR}/scripts/ld-version.sh) 18eb8305aeSMatthias Maennich 19eb8305aeSMatthias Maennichif [ "$SPATCH_VERSION_NUM" -lt "$SPATCH_REQ_VERSION_NUM" ] ; then 20eb8305aeSMatthias Maennich echo "spatch needs to be version $SPATCH_REQ_VERSION or higher" 21eb8305aeSMatthias Maennich exit 1 22eb8305aeSMatthias Maennichfi 23eb8305aeSMatthias Maennich 24eb8305aeSMatthias Maennichgenerate_deps_for_ns() { 25eb8305aeSMatthias Maennich $SPATCH --very-quiet --in-place --sp-file \ 26eb8305aeSMatthias Maennich $srctree/scripts/coccinelle/misc/add_namespace.cocci -D ns=$1 $2 27eb8305aeSMatthias Maennich} 28eb8305aeSMatthias Maennich 29eb8305aeSMatthias Maennichgenerate_deps() { 30eb8305aeSMatthias Maennich local mod_name=`basename $@ .ko` 31eb8305aeSMatthias Maennich local mod_file=`echo $@ | sed -e 's/\.ko/\.mod/'` 32eb8305aeSMatthias Maennich local ns_deps_file=`echo $@ | sed -e 's/\.ko/\.ns_deps/'` 33eb8305aeSMatthias Maennich if [ ! -f "$ns_deps_file" ]; then return; fi 34eb8305aeSMatthias Maennich local mod_source_files=`cat $mod_file | sed -n 1p \ 35eb8305aeSMatthias Maennich | sed -e 's/\.o/\.c/g' \ 36eb8305aeSMatthias Maennich | sed "s/[^ ]* */${srctree}\/&/g"` 37eb8305aeSMatthias Maennich for ns in `cat $ns_deps_file`; do 38eb8305aeSMatthias Maennich echo "Adding namespace $ns to module $mod_name (if needed)." 39eb8305aeSMatthias Maennich generate_deps_for_ns $ns $mod_source_files 40eb8305aeSMatthias Maennich # sort the imports 41eb8305aeSMatthias Maennich for source_file in $mod_source_files; do 42eb8305aeSMatthias Maennich sed '/MODULE_IMPORT_NS/Q' $source_file > ${source_file}.tmp 43eb8305aeSMatthias Maennich offset=$(wc -l ${source_file}.tmp | awk '{print $1;}') 44*df6f0987SMasahiro Yamada cat $source_file | grep MODULE_IMPORT_NS | LANG=C sort -u >> ${source_file}.tmp 45eb8305aeSMatthias Maennich tail -n +$((offset +1)) ${source_file} | grep -v MODULE_IMPORT_NS >> ${source_file}.tmp 46eb8305aeSMatthias Maennich if ! diff -q ${source_file} ${source_file}.tmp; then 47eb8305aeSMatthias Maennich mv ${source_file}.tmp ${source_file} 48eb8305aeSMatthias Maennich else 49eb8305aeSMatthias Maennich rm ${source_file}.tmp 50eb8305aeSMatthias Maennich fi 51eb8305aeSMatthias Maennich done 52eb8305aeSMatthias Maennich done 53eb8305aeSMatthias Maennich} 54eb8305aeSMatthias Maennich 55eb8305aeSMatthias Maennichfor f in `cat $objtree/modules.order`; do 56eb8305aeSMatthias Maennich generate_deps $f 57eb8305aeSMatthias Maennichdone 58eb8305aeSMatthias Maennich 59