git.ozlabs.org Git - next-scripts/blob - update_trees

   1 #!/bin/bash
   2
   3 #cp /dev/null ../quilt-import.log
   4
   5 log()
   6 {
   7         echo "$@" | tee -a ../quilt-import.log
   8 }
   9
  10 execute()
  11 {
  12         log "$" $@
  13         "$@" 2>&1 | tee -a ../quilt-import.log
  14         [ ${PIPESTATUS[0]} -eq 0 ] || sh -i || {
  15                 [ -f "$sfile.orig" ] &&
  16                         mv -f "$sfile.orig" "$sfile"
  17                 exit 1
  18         }
  19 }
  20
  21 quilters=$(grep -v '^#' ../real_control | awk -F '      ' '$2=="quilt" { print $3; }')
  22
  23 for name in $quilters; do
  24
  25         # don't bother importing things that haven't changed
  26         change_size=$(cd ../quilt;git diff last_merge.. -- "$name/" | wc -c)
  27         [ $change_size -eq 0 ] && {
  28                 log "Unchanged quilt series $name"
  29                 continue
  30         }
  31
  32         sfile="../quilt/$name/series"
  33         base=$(sed -n 's/^[#    ]*NEXT_BASE[    ]*\(.*\)[       ]*$/\1/p' "$sfile")
  34         if [ -n "$base" ]; then
  35                 base=$(grep -v '^#' ../real_control | awk -F '  ' '$3=="'"$base"'" { if ($2=="quilt") printf("quilt/%s", "'"$base"'"); else printf("%s/%s", "'"$base"'", $5); }')
  36         else
  37                 base=$(sed -n 's/^[#    ]*BASE[         ]*\(.*\)[       ]*$/\1/p' "$sfile")
  38                 [ -n "$base" ] ||
  39                         base="origin/master"
  40         fi
  41         rbase="$base"
  42         case "$base" in
  43         *-git[0-9]*)    rbase=$(wget -q -O - "http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-${base}.id")
  44                         ;;
  45         commit*)        rbase=$(expr "$base" : "commit[         ]*\(.*\)")
  46                         ;;
  47         [0-9]*.*)       rbase="v$base"
  48                         ;;
  49         esac
  50         log "Importing $name based on $base"
  51         rbase_sha1=$(git rev-parse --verify "$rbase^{commit}") || {
  52                 log "Unknown BASE"
  53                 continue
  54         }
  55         mv -f "$sfile" "$sfile.orig"
  56         if grep -q NEXT_PATCHES "$sfile.orig"; then
  57                 do_echo=:
  58                 while read line; do
  59                         case $line in
  60                         *NEXT_PATCHES_START*)   do_echo=echo
  61                                                 ;;
  62                         *NEXT_PATCHES_END*)     do_echo=:
  63                                                 ;;
  64                         esac
  65                         $do_echo $line
  66                 done <"$sfile.orig" >"$sfile"
  67         else
  68                 cp "$sfile.orig" "$sfile"
  69         fi
  70
  71         git show-ref --quiet --verify "refs/heads/quilt/$name" ||
  72                 execute git branch "quilt/$name" "$rbase_sha1"
  73
  74         mv -f "$sfile" "$sfile.tmp"
  75         sed -e '/^[     ]*$/d' -e '/^[  ]*#/d' <"$sfile.tmp" >"$sfile"
  76         rm -f "$sfile.tmp"
  77         [ -s "$sfile" ] || {
  78                 log "   quilt series is empty"
  79                 [ -f "$sfile.orig" ] &&
  80                         mv -f "$sfile.orig" "$sfile"
  81                 execute git update-ref "refs/heads/quilt/$name" "$rbase_sha1"
  82                 continue
  83         }
  84
  85         execute git checkout "quilt/$name"
  86         execute git reset --hard "$rbase_sha1"
  87
  88         author=$(grep -v '^#' ../real_control | awk -F '        ' '$3=="'"$name"'" { printf("%s", $1); }' | sed 's/,.*$//')
  89         execute git quiltimport --author "$author" --patches "../quilt/$name"
  90
  91         [ -f "$sfile.orig" ] &&
  92                 mv -f "$sfile.orig" "$sfile"
  93 done
  94
  95 ( cd ../quilt; git update-ref refs/heads/last_merge HEAD )
  96
  97 git checkout master
  98
  99 exit 0