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