libsanitizer/merge.sh

   1 #!/bin/bash
   2
   3 # FIXME: do we need a license (or whatever else) header here?
   4
   5 # This script merges libsanitizer sources from upstream.
   6
   7 get_upstream() {
   8   rm -rf upstream
   9   #cp -rf orig upstream
  10   svn co http://llvm.org/svn/llvm-project/compiler-rt/trunk upstream
  11 }
  12
  13 get_current_rev() {
  14   cd upstream
  15   svn info | grep Revision | grep -o '[0-9]*'
  16 }
  17
  18 list_files() {
  19   (cd $1; ls *.{cc,h,inc,S} 2> /dev/null)
  20
  21 }
  22
  23 change_comment_headers() {
  24   for f in $(list_files $1); do
  25     sed -n 3p $1/$f | grep -q 'The LLVM Compiler Infrastructure' || continue
  26     changed=$(awk 'NR != 2 && NR != 3' < $1/$f)
  27     echo "$changed" > $1/$f
  28   done
  29 }
  30
  31 # ARGUMENTS: upstream_path local_path
  32 # This function merges changes from the directory upstream_path to
  33 # the directory  local_path.
  34 merge() {
  35   upstream_path=upstream/$1
  36   local_path=$2
  37   change_comment_headers $upstream_path
  38   echo MERGE: $upstream_path
  39   all=$( (list_files $upstream_path; list_files $local_path) | sort | uniq)
  40   #echo $all
  41   for f in $all; do
  42     if  [ -f $upstream_path/$f -a -f $local_path/$f ]; then
  43       echo "FOUND IN BOTH     :" $f
  44       # diff -u $local_path/$f $upstream_path/$f
  45       cp -v $upstream_path/$f $local_path
  46     elif [ -f $upstream_path/$f ]; then
  47       echo "FOUND IN UPSTREAM :" $f
  48       cp -v $upstream_path/$f $local_path
  49       svn add $local_path/$f
  50     elif [ -f $local_path/$f ]; then
  51       echo "FOUND IN LOCAL    :" $f
  52       svn remove $local_path/$f
  53     fi
  54   done
  55
  56 }
  57
  58 fatal() {
  59   echo "$1"
  60   exit 1;
  61 }
  62
  63 pwd | grep 'libsanitizer$' || \
  64   fatal "Run this script from libsanitizer dir"
  65 get_upstream
  66 CUR_REV=$(get_current_rev)
  67 echo Current upstream revision: $CUR_REV
  68 merge include/sanitizer include/sanitizer
  69 merge lib/asan asan
  70 merge lib/lsan lsan
  71 merge lib/tsan/rtl tsan
  72 merge lib/sanitizer_common sanitizer_common
  73 merge lib/interception interception
  74 merge lib/ubsan ubsan
  75
  76 # Need to merge lib/builtins/assembly.h file:
  77 mkdir -p builtins
  78 cp -v upstream/lib/builtins/assembly.h builtins/assembly.h
  79
  80 rm -rf upstream
  81
  82 # Update the MERGE file.
  83 cat << EOF > MERGE
  84 $CUR_REV
  85
  86 The first line of this file holds the svn revision number of the
  87 last merge done from the master library sources.
  88 EOF