89 lines
2.1 KiB
Bash
89 lines
2.1 KiB
Bash
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#!/bin/bash
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# FIXME: do we need a license (or whatever else) header here?
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# This script merges libsanitizer sources from upstream.
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get_upstream() {
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rm -rf upstream
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git clone https://github.com/llvm/llvm-project.git upstream
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}
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get_current_rev() {
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cd upstream
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git rev-parse HEAD
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}
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list_files() {
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(cd $1; ls *.{cc,cpp,h,inc,S} 2> /dev/null)
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}
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change_comment_headers() {
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for f in $(list_files $1); do
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sed -n 3p $1/$f | grep -q 'The LLVM Compiler Infrastructure' || continue
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changed=$(awk 'NR != 2 && NR != 3' < $1/$f)
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echo "$changed" > $1/$f
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done
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}
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# ARGUMENTS: upstream_path local_path
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# This function merges changes from the directory upstream_path to
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# the directory local_path.
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merge() {
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upstream_path=upstream/compiler-rt/$1
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local_path=$2
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change_comment_headers $upstream_path
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echo MERGE: $upstream_path
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all=$( (list_files $upstream_path; list_files $local_path) | sort | uniq)
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#echo $all
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for f in $all; do
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if [ -f $upstream_path/$f -a -f $local_path/$f ]; then
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echo "FOUND IN BOTH :" $f
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# diff -u $local_path/$f $upstream_path/$f
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cp -v $upstream_path/$f $local_path
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elif [ -f $upstream_path/$f ]; then
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echo "FOUND IN UPSTREAM :" $f
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cp -v $upstream_path/$f $local_path
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git add $local_path/$f
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elif [ -f $local_path/$f ]; then
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echo "FOUND IN LOCAL :" $f
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git rm $local_path/$f
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fi
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done
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}
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fatal() {
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echo "$1"
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exit 1;
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}
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pwd | grep 'libsanitizer$' || \
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fatal "Run this script from libsanitizer dir"
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get_upstream
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CUR_REV=$(get_current_rev)
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echo Current upstream revision: $CUR_REV
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merge include/sanitizer include/sanitizer
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merge lib/asan asan
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merge lib/lsan lsan
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merge lib/tsan/rtl tsan
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merge lib/sanitizer_common sanitizer_common
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merge lib/interception interception
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merge lib/ubsan ubsan
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merge lib/hwasan hwasan
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# Need to merge lib/builtins/assembly.h file:
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mkdir -p builtins
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cp -v upstream/compiler-rt/lib/builtins/assembly.h builtins/assembly.h
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rm -rf upstream
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# Update the MERGE file.
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cat << EOF > MERGE
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$CUR_REV
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The first line of this file holds the git revision number of the
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last merge done from the master library sources.
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EOF
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