78 lines
1.6 KiB
Bash
78 lines
1.6 KiB
Bash
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#! /bin/bash
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export LANG=POSIX
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path=(.)
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while test $# -gt 0; do
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case "$1" in
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--patches)
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path[${#path[@]}]=$2
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shift 2
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;;
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*)
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echo "Usage $0 [--patches <dir>]" >&2
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exit 1
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esac
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done
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if test "${path[*]}" = "."; then
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path=(. ..)
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fi
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source $(dirname $0)/config.sh
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parse_srcversion()
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{
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local IFS=.
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set -- ${SRCVERSION%%-*}
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VERSION=$1
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PATCHLEVEL=${2:-0}
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SUBLEVEL=${3:-0}
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EXTRAVERSION=${SRCVERSION#${SRCVERSION%%-*}}
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}
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parse_srcversion
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EXTRA_SYMBOLS=$(set -- $([ -e $(dirname $0)/extra-symbols ] && cat $(dirname $0)/extra-symbols) ; echo $*)
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series=$(mktemp)
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tmp_files="$series"
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trap 'rm -rf $tmp_files' EXIT
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warned=false
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while read patch; do
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dir=${patch%/*}
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for p in "${path[@]}"; do
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if test -e "$p/$patch"; then
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echo "$p/$patch"
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continue 2
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fi
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done
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for p in "${path[@]}"; do
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if test -e "$p/$dir.tar.bz2"; then
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echo "unpacking $p/$dir.tar.bz2" >&2
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if ! $warned; then
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echo "pass --patches <directory with unpacked tarballs> to avoid this" >&2
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warned=true
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fi
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tmp_files="$tmp_files $dir"
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tar -xjf "$p/$dir.tar.bz2"
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echo "$patch"
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continue 2
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fi
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done
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echo "Can't find $patch" >&2
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exit 1
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done >"$series" < <($(dirname $0)/guards $EXTRA_SYMBOLS <series.conf)
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# Parse all the changes to KERNELRELEASE out of all patches and
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# convert them to shell code that can be evaluated. Evaluate it.
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eval "$( {
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<"$series" xargs awk '
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/^--- |^\+\+\+ / \
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{ M = match($2, /^[^\/]+\/Makefile( \t|$)/) }
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M && /^+(VERSION|PATCHLEVEL|SUBLEVEL|EXTRAVERSION)/ \
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{ print }
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' || echo exit 1 ; } \
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| sed -e 's,^+,,' -e 's, *= *\(.*\),="\1",'
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)"
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echo "$VERSION.$PATCHLEVEL.$SUBLEVEL$EXTRAVERSION"
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