import-lorikeet.sh

   1 #!/bin/bash
   2 #
   3 # Usage copy import-lorikeet.sh and rebase-lorikeet.sh
   4 # into an empty directory maybe call it update-heimdal
   5 # and don't use it for any other work than importing lorikeet heimdal
   6 # into samba.
   7 #
   8 # You need to pass the name of the lorikeet branch
   9 # within the heimdal/ repository as first argument.
  10 #
  11 # You can pass skip_fetch=yes, skip_create=yes, skip_build=yes, skip_test=yes
  12 # as env vars
  13 #
  14
  15 DATE=`date --utc +%Y%m%d%H%M`
  16
  17 lorikeet_branch="$1"
  18 tmp_samba_branch="import-lorikeet-tmp"
  19 new_samba_branch="import-${lorikeet_branch}"
  20 samba_master_branch="$2"
  21 test -n "$samba_master_branch" || {
  22     samba_master_branch="origin/master"
  23 }
  24
  25 export CC="ccache gcc"
  26
  27 bailout() {
  28         exit $1;
  29 }
  30
  31 # 1. check if the heimdal repository created with rebase-lorikeet.sh already
  32 # exist
  33 heimdal_check() {
  34         test -d heimdal || {
  35                 ls heimdal/
  36                 bailout 255
  37         }
  38
  39         test -n "$lorikeet_branch" || {
  40                 echo "usage: $0 <lorikeet-branch> [<samba-branch>]"
  41                 bailout 1
  42         }
  43
  44         return 0;
  45 }
  46
  47 # 2. initialize the samba repository in the samba subdir
  48 samba_init() {
  49         test -d samba || {
  50                 mkdir samba || bailout $?
  51                 pushd samba
  52                 git init || bailout $?
  53                 git remote add origin https://git.samba.org/samba.git
  54                 git remote add local-heimdal ../heimdal
  55                 popd
  56         }
  57
  58         return 0;
  59 }
  60
  61 # 3. bring the repository uptodate
  62 samba_fetch() {
  63         test x"$skip_fetch" = x"yes" || {
  64                 pushd samba
  65                 git fetch origin || bailout $?
  66                 git fetch local-heimdal || bailout $?
  67                 popd
  68         }
  69
  70         return 0;
  71 }
  72
  73 #
  74 # It would be good if you have a lex:yacc combination which can rebuild this
  75 # files...
  76 #
  77
  78 build_samba() {
  79         test x"$skip_build" = x"yes" || {
  80                 ./configure.developer || return $?
  81                 make -j || return $?
  82                 test x"$skip_test" = x"yes" || {
  83                         TDB_NO_FSYNC=1 make -j test || return $?
  84                 }
  85         }
  86
  87         return 0;
  88 }
  89
  90 samba_create() {
  91         test x"$skip_create" = x"yes" || {
  92                 pushd samba
  93                 lorikeet_commit=`git log -1 local-heimdal/$lorikeet_branch | head -1 | cut -d ' ' -f2`
  94                 echo "local-heimdal/$lorikeet_branch => commit:$lorikeet_commit"
  95                 echo "git update-ref"
  96                 git update-ref refs/heads/$tmp_samba_branch $samba_master_branch || bailout $?
  97                 echo "git checkout"
  98                 git checkout $tmp_samba_branch || bailout $?
  99                 echo "git reset --hard HEAD"
 100                 git reset --hard HEAD
 101                 echo "git clean -d -x -f"
 102                 git clean -d -x -f
 103                 echo "git read-tree..."
 104                 git read-tree -u --prefix=source4/heimdal-new/ local-heimdal/$lorikeet_branch || bailout $?
 105                 echo "git reset --mixed HEAD"
 106                 git reset --mixed HEAD
 107                 echo "swap old -> new"
 108                 mv source4/heimdal source4/heimdal-old || bailout $?
 109                 rsync -a source4/heimdal-new/ source4/heimdal || bailout $?
 110                 echo "restore autogenerated files (run lexyacc.sh)"
 111                 (
 112                     pushd source4
 113                     heimdal_build/lexyacc.sh
 114                     git add heimdal/lib/asn1/asn1parse.c heimdal/lib/asn1/asn1parse.h
 115                     popd
 116                 )
 117         #       echo "PS1=\"'import-heimdal shell'>\"" > ../.bashrc.samba_create
 118         #       bash --rcfile ../.bashrc.samba_create
 119         #       bailout 255
 120                 echo "add changed files to the index"
 121                 git add -u source4/heimdal
 122                 echo "commit the changed files blindly"
 123                 git commit --no-verify -m "s4:heimdal: import $lorikeet_branch (commit $lorikeet_commit)"
 124                 echo "cleanup source4/heimdal"
 125                 rm -rf source4/heimdal
 126                 git checkout source4/heimdal
 127                 echo "try to build samba"
 128                 build_samba || {
 129                         echo ""
 130                         echo "Now build the tree and make it compile."
 131                         echo "Missing files can be copied from source4/heimdal-new/"
 132                         echo "Also run make test!"
 133                 }
 134                 echo ""
 135                 echo "Then do a 'git add source4/heimdal' and a 'git commit --amend'"
 136                 echo "and write a useful commit message..."
 137                 echo "Then commit all needed changes outside of source4/heimdal"
 138                 echo "maybe splitted into multiple commits."
 139                 echo ""
 140                 echo "!!!!!!!!!"
 141                 echo ""
 142                 echo "if you this shell exit with 0, then $new_samba_branch will be created"
 143                 echo ""
 144                 echo "PS1=\"'import-heimdal shell'>\"" > ../.bashrc.samba_create
 145                 bash --rcfile ../.bashrc.samba_create || bailout $?
 146                 git branch $new_samba_branch $tmp_samba_branch || bailout $?
 147                 echo "branch $new_samba_branch created"
 148                 popd
 149         }
 150
 151         return 0;
 152 }
 153
 154 heimdal_check
 155 samba_init
 156
 157 samba_fetch
 158 samba_create