baz-update-config

   1 #! /bin/sh
   2 set -e
   3
   4 CONFIG="$1"
   5 if [ -z "$CONFIG" ]; then
   6         echo "Usage: $0 CONFIG" >&2
   7         exit 1
   8 fi
   9
  10 NEWLINE='
  11 '
  12
  13 IFS_SAVE="$IFS"
  14 IFS="$NEWLINE"
  15 for line in $(baz cat-config "$1"); do
  16         IFS="$IFS_SAVE"
  17         set -- $line
  18         DIR="$1"
  19         VERSION="$2"
  20
  21         case $VERSION in
  22                 http://*)
  23                         if [ -d "$DIR" ]; then
  24                                 if [ ! -d "$DIR/.bzr" ]; then
  25                                         echo "$DIR is not a bzr checkout; cannot update" >&2
  26                                         continue
  27                                 fi
  28                                 (cd "$DIR" && bzr pull "$VERSION")
  29                         else
  30                                 bzr get "$VERSION" "$DIR"
  31                         fi
  32                         ;;
  33                 *)
  34                         if [ -d "$DIR" ]; then
  35                                 if [ ! -d "$DIR/{arch}" ]; then
  36                                         echo "$DIR is not an arch checkout; cannot update" >&2
  37                                         continue
  38                                 fi
  39                                 OLDVERSION="$(baz tree-version -d "$DIR")"
  40                                 if [ "$VERSION" != "$OLDVERSION" ]; then
  41                                         baz switch -d "$DIR" "$VERSION"
  42                                 else
  43                                         baz update -d "$DIR" "$VERSION"
  44                                 fi
  45                         else
  46                                 baz get "$VERSION" "$DIR"
  47                         fi
  48                         ;;
  49         esac
  50 done