utils/release/tag.sh

   1 #!/bin/sh
   2 #===-- tag.sh - Tag the LLVM release candidates ----------------------------===#
   3 #
   4 #                     The LLVM Compiler Infrastructure
   5 #
   6 # This file is distributed under the University of Illinois Open Source
   7 # License.
   8 #
   9 #===------------------------------------------------------------------------===#
  10 #
  11 # Create branches and release candidates for the LLVM release.
  12 #
  13 #===------------------------------------------------------------------------===#
  14
  15 set -e
  16
  17 release=""
  18 rc=""
  19 rebranch="no"
  20 projects="llvm cfe dragonegg test-suite compiler-rt libcxx libcxxabi clang-tools-extra polly lldb lld openmp"
  21 dryrun=""
  22 revision="HEAD"
  23
  24 base_url="https://llvm.org/svn/llvm-project"
  25
  26 function usage() {
  27     echo "usage: `basename $0` -release <num> [-rebranch] [-revision <num>] [-dry-run]"
  28     echo "usage: `basename $0` -release <num> -rc <num> [-dry-run]"
  29     echo " "
  30     echo "  -release <num>   The version number of the release"
  31     echo "  -rc <num>        The release candidate number"
  32     echo "  -rebranch        Remove existing branch, if present, before branching"
  33     echo "  -final           Tag final release candidate"
  34     echo "  -revision <num>  Revision to branch off (default: HEAD)"
  35     echo "  -dry-run         Make no changes to the repository, just print the commands"
  36 }
  37
  38 function tag_version() {
  39     set -x
  40     for proj in  $projects; do
  41         if svn ls $base_url/$proj/branches/release_$branch_release > /dev/null 2>&1 ; then
  42             if [ $rebranch = "no" ]; then
  43                 continue
  44             fi
  45             ${dryrun} svn remove -m "Removing old release_$branch_release branch for rebranching." \
  46                 $base_url/$proj/branches/release_$branch_release
  47         fi
  48         ${dryrun} svn copy -m "Creating release_$branch_release branch off revision ${revision}" \
  49             -r ${revision} \
  50             $base_url/$proj/trunk \
  51             $base_url/$proj/branches/release_$branch_release
  52     done
  53     set +x
  54 }
  55
  56 function tag_release_candidate() {
  57     set -x
  58     for proj in $projects ; do
  59         if ! svn ls $base_url/$proj/tags/RELEASE_$tag_release > /dev/null 2>&1 ; then
  60             ${dryrun} svn mkdir -m "Creating release directory for release_$tag_release." $base_url/$proj/tags/RELEASE_$tag_release
  61         fi
  62         if ! svn ls $base_url/$proj/tags/RELEASE_$tag_release/$rc > /dev/null 2>&1 ; then
  63             ${dryrun} svn copy -m "Creating release candidate $rc from release_$tag_release branch" \
  64                 $base_url/$proj/branches/release_$branch_release \
  65                 $base_url/$proj/tags/RELEASE_$tag_release/$rc
  66         fi
  67     done
  68     set +x
  69 }
  70
  71 while [ $# -gt 0 ]; do
  72     case $1 in
  73         -release | --release )
  74             shift
  75             release=$1
  76             ;;
  77         -rc | --rc )
  78             shift
  79             rc="rc$1"
  80             ;;
  81         -rebranch | --rebranch )
  82             rebranch="yes"
  83             ;;
  84         -final | --final )
  85             rc="final"
  86             ;;
  87         -revision | --revision )
  88             shift
  89             revision="$1"
  90             ;;
  91         -dry-run | --dry-run )
  92             dryrun="echo"
  93             ;;
  94         -h | --help | -help )
  95             usage
  96             exit 0
  97             ;;
  98         * )
  99             echo "unknown option: $1"
 100             usage
 101             exit 1
 102             ;;
 103     esac
 104     shift
 105 done
 106
 107 if [ "x$release" = "x" ]; then
 108     echo "error: need to specify a release version"
 109     echo
 110     usage
 111     exit 1
 112 fi
 113
 114 branch_release=`echo $release | sed -e 's,\([0-9]*\.[0-9]*\).*,\1,' | sed -e 's,\.,,g'`
 115 tag_release=`echo $release | sed -e 's,\.,,g'`
 116
 117 if [ "x$rc" = "x" ]; then
 118     tag_version
 119 else
 120     if [ "x$revision" != "x" ]; then
 121         echo "error: cannot use -revision with -rc"
 122         echo
 123         usage
 124         exit 1
 125     fi
 126
 127     tag_release_candidate
 128 fi
 129
 130 exit 0