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

   1 #!/bin/bash
   2
   3 tools_dir=$(dirname "$0")
   4 # shellcheck source=/dev/null
   5 . "$tools_dir/common.sh" ''
   6
   7 if [ "$1" = '-n' ]; then
   8         shift
   9         last=$(tail -n1 "$SHA1_FILE" | cut -f1 -d$'\t')
  10         start_from=$(awk -F '\t' '/^[^#]/ && $3 == "'"$last"'" {
  11                 do
  12                         getline;
  13                 while (/^#/ || $2 == "branch");
  14                 print $3;
  15                 exit 0;
  16         }' "$CTRL_FILE")
  17 fi
  18
  19 if [ "$1" = '-s' ]; then
  20         shift
  21         start_from="$1"
  22         if [ -z "$start_from" ]; then
  23                 printf '-s requires a start tree\n' 1>&2
  24                 exit 1
  25         fi
  26         shift
  27 fi
  28
  29 get_field()
  30 {
  31         awk -F '\t' '/^[^#]/ && $3 == "'"$1"'" { print $'"$2"'; }' "$CTRL_FILE"
  32 }
  33
  34 fetch_git()
  35 {
  36         git fetch "$1"
  37 }
  38
  39 fetch_mmotm()
  40 (
  41         if ! cd ../mmotm; then
  42                 printf 'Cannot chdir to ../mmotm\n' 1>&2
  43                 return
  44         fi
  45         if ! rsync -az --partial --exclude '.git*' \
  46                         --exclude broken-out.tar.gz --delete \
  47                         gandalf.ozlabs.org::akpm/mmotm/. .; then
  48                 git reset --hard
  49                 printf 'Fetcing mmotm failed\n' 1>&2
  50                 return
  51         fi
  52         git add -A .
  53         if [ "$(git status --porcelain)" ]; then
  54                 git commit -m "$(head -n 1 .DATE)"
  55         fi
  56 )
  57
  58 trees="$*"
  59 if ! [ "$trees" ]; then
  60         trees=$(awk -F '\t' '/^[^#]/ && $2 != "branch" { print $3 }' "$CTRL_FILE")
  61 fi
  62
  63 for name in $trees; do
  64         if [ -n "$start_from" ]; then
  65                 if [ "$name" = "$start_from" ]; then
  66                         start_from=''
  67                 else
  68                         continue
  69                 fi
  70         fi
  71
  72         type=$(get_field "$name" 2)
  73         if ! [ "$type" ]; then
  74                 printf '%s: unknown tree\n' "$name" 1>&2
  75                 continue
  76         fi
  77
  78         printf '%s: %s\n' "$name" "$type"
  79         fun="fetch_$type"
  80         tfun=$(type -t "$fun")
  81         if [ "$tfun" = 'function' ]; then
  82                 "$fun" "$name"
  83         fi
  84 done
  85
  86 exit 0