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|
#!/bin/bash
#
# NAME:
# gen-patch.sh - extract linuxized patches from the ACPICA git
# repository
#
# SYNOPSIS:
# gen-patch.sh [-f from] [-i index] [-l link] [-m maintainer] [-u] [commit]
#
# DESCRIPTION:
# Extract linuxized patches from the git repository.
# Options:
# -i index Specify patch index.
# -l: Specify a URL prefix that can be used to link the commit.
# -m: Specify maintainer name <email> for Signed-off-by field.
# -u: Specify whether the commit is in an upstream repository.
# commit: GIT commit (default to HEAD).
#
usage() {
echo "Usage: `basename $0` [-f from] [-i index] [-l link] [-m maintainer] [-u] <commit>"
echo "Where:"
echo " -i: Specify patch index (default to 0)."
echo " -l: Specify a URL prefix that can be used to link the commit."
echo " -m: Specify maintainer name <email> for Signed-off-by field."
echo " -u: Specify whether the commit is in an upstream repository."
echo " commit: GIT commit (default to HEAD)."
exit 1
}
COMMITTER="`git config user.name` <`git config user.email`>"
INDEX=0
UPSTREAM=no
while getopts "i:l:m:u" opt
do
case $opt in
i) INDEX=$OPTARG;;
l) LINK=$OPTARG;;
m) MAINTAINER=$OPTARG;;
u) UPSTREAM=yes
if [ "x${LINK}" = "x" ]; then
LINK=https://github.com/acpica/acpica/commit/
fi;;
?) echo "Invalid argument $opt"
usage;;
esac
done
shift $(($OPTIND - 1))
COMMIT=$1
if [ "x${COMMIT}" = "x" ]; then
COMMIT=HEAD
fi
after=`git log -1 ${COMMIT} --format=%H`
before=`git log -1 ${COMMIT}^1 --format=%H`
SCRIPT=`(cd \`dirname $0\`; pwd)`
. $SCRIPT/libacpica.sh
GP_acpica_repo=$CURDIR/acpica.repo
GP_linux_before=$CURDIR/linux.before
GP_linux_after=$CURDIR/linux.after
GP_acpica_patch=$CURDIR/acpica-$after.patch
GP_linux_patch=$CURDIR/linux-$after.patch
echo "[gen-patch.sh] Extracting GIT ($SRCDIR)..."
# Cleanup
rm -rf $GP_linux_before
rm -rf $GP_linux_after
rm -rf $GP_acpica_repo
git clone $SRCDIR $GP_acpica_repo > /dev/null || exit 2
# Preset environments: LINK
# Arg 1: commit ID
generate_refs()
{
if [ "x${LINK}" != "x" ]; then
echo "Link: ${LINK}$1"
fi
}
# Preset environments: AUTHOR, MAINTAINER, COMMITTER
# Arg 1: commit ID
generate_sobs()
{
split_desc $1 1
echo "Signed-off-by: ${AUTHOR}"
if [ "x${MAINTAINER}" != "x" ]; then
echo "Signed-off-by: ${MAINTAINER}"
fi
echo "Signed-off-by: ${COMMITTER}"
}
# Preset environments: UPSTREAM, INDEX, COMMITTER
# Arg 1: commit ID
generate_acpica_desc()
{
AUTHOR_NAME=`git log -1 $1 --format="%aN"`
AUTHOR_EMAIL=`git log -1 $1 --format="%aE"`
if [ "x${AUTHOR_NAME}" = "xRobert Moore" ]; then
AUTHOR_NAME="Bob Moore"
fi
if [ "x${AUTHOR_EMAIL}" = "xRobert.Moore@intel.com" ]; then
AUTHOR_EMAIL="robert.moore@intel.com"
fi
AUTHOR="${AUTHOR_NAME} <${AUTHOR_EMAIL}>"
FORMAT="From %H Mon Sep 17 00:00:00 2001%nFrom: $COMMITTER%nDate: %aD%nFrom: $AUTHOR%nSubject: [PATCH $INDEX] ACPICA: %s%n%n%b"
if [ "x$UPSTREAM" = "xyes" ]; then
FORMAT="From %H Mon Sep 17 00:00:00 2001%nFrom: $COMMITTER%nDate: %aD%nFrom: $AUTHOR%nSubject: [PATCH $INDEX] ACPICA: %s%n%nACPICA commit %H%n%n%b"
fi
GIT_LOG_FORMAT=`echo $FORMAT`
eval "git log -1 $1 --format=\"$GIT_LOG_FORMAT\""
}
# Arg 1: patch description file
# Arg 2: 1=dump SOB block, 0=dump other text
split_desc()
{
tac $1 | DOSOB=$2 awk '
BEGIN { SOB=1 }
{
if (SOB==1) {
if (match($0, /^Signed-off-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Fixed-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Original-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Acked-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Reviewed-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Reported-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Tested-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Reported-and-tested-by:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Link:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^Reference:.*/)) {
if (ENVIRON["DOSOB"]==1)
print $0
} else if (match($0, /^$/)) {
} else {
SOB=0
if (ENVIRON["DOSOB"]==0)
print $0
}
} else {
if (ENVIRON["DOSOB"]==0)
print $0
}
}
' | tac
}
# Preset environments: LINK, AUTHOR, MAINTAINER, COMMITTER
# Arg 1: commit ID
# Arg 2: patch description file
generate_linux_desc()
{
split_desc $2 0
echo ""
generate_refs $1
generate_sobs $2 | awk '
{
if (printed[$0]==0) {
print $0
printed[$0]=1;
}
}
'
}
echo "[gen-patch.sh] Creating ACPICA repository ($after)..."
(
cd $GP_acpica_repo
git reset $after --hard >/dev/null 2>&1
)
echo "[gen-patch.sh] Creating ACPICA patch (acpica-$after.patch)..."
(
cd $GP_acpica_repo
git format-patch -1 --stdout >> $GP_acpica_patch
)
echo "[gen-patch.sh] Creating Linux repository ($after)..."
(
cd $GP_acpica_repo/generate/linux
if [ ! -f ./gen-repo.sh ]; then
cp $SRCDIR/generate/linux/gen-repo.sh ./
fi
./gen-repo.sh -c $after
)
mv -f $GP_acpica_repo/generate/linux/linux-$after $GP_linux_after
echo "[gen-patch.sh] Creating ACPICA repository ($before)..."
(
cd $GP_acpica_repo
git reset $before --hard >/dev/null 2>&1
)
echo "[gen-patch.sh] Creating Linux repository ($before)..."
(
cd $GP_acpica_repo/generate/linux
if [ ! -f ./gen-repo.sh ]; then
cp $SRCDIR/generate/linux/gen-repo.sh ./
fi
./gen-repo.sh -c $before
)
mv -f $GP_acpica_repo/generate/linux/linux-$before $GP_linux_before
(
echo "[gen-patch.sh] Creating Linux patch (linux-$after.patch)..."
cd $CURDIR
tmpdiff=`mktemp -u`
tmpdesc=`mktemp -u`
diff -Nurp linux.before linux.after >> $tmpdiff
if [ $? -ne 0 ]; then
generate_acpica_desc $after > $tmpdesc
generate_linux_desc $after $tmpdesc > $GP_linux_patch
$ACPISRC -ldqy $GP_linux_patch $GP_linux_patch > /dev/null
echo "---" >> $GP_linux_patch
diffstat $tmpdiff >> $GP_linux_patch
echo >> $GP_linux_patch
cat $tmpdiff >> $GP_linux_patch
else
echo "Warning: Linux version is empty, skipping $after..."
fi
rm -f $tmpdiff
rm -f $tmpdesc
)
# Cleanup temporary directories
rm -rf $GP_linux_before
rm -rf $GP_linux_after
rm -rf $GP_acpica_repo
|
