1#!/bin/bash 2# 3# NAME: 4# divergence.sh - find divergences between Linux and ACPICA 5# 6# SYNOPSIS: 7# divergence.sh [-s] <path> 8# 9# DESCRIPTION: 10# Find the divergences between these sets of source code: 11# 1) The current ACPICA source from the ACPICA git tree 12# 2) The version of ACPICA that is integrated into Linux 13# The goal is to eliminate as many differences as possible between 14# these two sets of code. 15# Parameters: 16# path Path of directory to the Linux source tree. 17# Options: 18# -s Single direction 19# (indent on Linux rather than both of Linux and ACPICA) 20# 21 22usage() 23{ 24 echo "Usage: `basename $0` [-s] <path>" 25 echo "Where:" 26 echo " -s: indent on (Linux) rather than on (Linux and ACPICA)" 27 echo " path is path to root of Linux source code." 28 exit 1 29} 30 31while getopts "s" opt 32do 33 case $opt in 34 s) LINDENT_DIR=single;; 35 ?) echo "Invalid argument $opt" 36 usage;; 37 esac 38done 39shift $(($OPTIND - 1)) 40 41SCRIPT=`(cd \`dirname $0\`; pwd)` 42. $SCRIPT/libacpica.sh 43 44LINUX_ACPICA=$CURDIR/linux-acpica 45ACPICA_LINUXIZED=$CURDIR/acpica-linuxized 46LINUX=`fulldir $1` 47 48# Parameter validation 49 50if [ -z $1 ] ; then 51 echo "Usage: $0 <Linux>" 52 echo " Linux: Path of Linux source" 53 exit 1 54fi 55if [ ! -e $1 ] ; then 56 echo "$1, Linux source directory does not exist" 57 exit 1 58fi 59if [ ! -d $1 ] ; then 60 echo "$1, Not a directory" 61 exit 1 62fi 63 64if [ -z $LINDENT_DIR ] ; then 65 LINDENT_DIR=multiple 66fi 67 68echo "[divergence.sh] Generating tool (acpisrc)..." 69make_acpisrc $SRCDIR force > /dev/null 70 71# 72# Copy the actual Linux ACPICA files locally (from the Linux tree) 73# 74echo "[divergence.sh] Converting hierarchy..." 75copy_linux_hierarchy $LINUX $LINUX_ACPICA 76linuxize_hierarchy_ref $LINUX_ACPICA $SRCDIR $ACPICA_LINUXIZED 77 78# 79# Lindent both sets of files 80# 81echo "[divergence.sh] Converting format (lindent-acpica)..." 82linuxize_format $ACPICA_LINUXIZED 83 84if [ "x$LINDENT_DIR" = "xmultiple" ] ; then 85 echo "[divergence.sh] Converting format (lindent-linux)..." 86 lindent $LINUX_ACPICA 87fi 88 89# 90# Now we can finally do the big diff 91# 92echo "[divergence.sh] Generating divergences ($LINDENT_DIR)..." 93diff -E -b -w -B -rpuN linux-acpica acpica-linuxized > divergence-$LINDENT_DIR.diff 94diffstat divergence-$LINDENT_DIR.diff > diffstat-$LINDENT_DIR.txt 95echo "==========" 96ls -s1 divergence-$LINDENT_DIR.diff diffstat-$LINDENT_DIR.txt 97echo "==========" 98 99# 100# Cleanup 101# 102rm -rf $LINUX_ACPICA 103rm -rf $ACPICA_LINUXIZED 104
