releasetools/fetch_u-boot.sh

   1 #!/bin/sh
   2 #
   3 # Perform a checkout / update the MINIX u-boot git repo if needed
   4 #
   5 # -o output dir
   6 OUTPUT_DIR=""
   7 GIT_VERSION=""
   8 while getopts "o:n:?" c
   9 do
  10         case "$c" in
  11         \?)
  12                 echo "Usage: $0 -o output dir -n version " >&2
  13                 exit 1
  14                 ;;
  15         o)
  16                 OUTPUT_DIR=$OPTARG
  17                 ;;
  18         n)
  19                 GIT_VERSION=$OPTARG
  20                 ;;
  21         esac
  22 done
  23
  24
  25 #
  26 # check arguments
  27 #
  28 if [ -z "$OUTPUT_DIR" -o -z "$GIT_VERSION" ]
  29 then
  30                 echo "Missing required parameters OUTPUT_DIR=$OUTPUT_DIR GIT_VERSION=$GIT_VERSION"
  31                 echo "Usage: $0 -o output dir -n version " >&2
  32                 exit 1
  33 fi
  34
  35
  36 #
  37 # if the file doesn't exist it's easy , to a checkout
  38 #
  39 if  [ ! -e "$OUTPUT_DIR" ]
  40 then
  41         git clone git://git.minix3.org/u-boot -b minix $OUTPUT_DIR
  42 fi
  43
  44 (
  45         cd  "$OUTPUT_DIR"
  46
  47         #
  48         # perform an update
  49         #
  50         CURRENT_VERSION=`git rev-parse HEAD`
  51         if [ "$CURRENT_VERSION" !=  "$GIT_VERSION" ]
  52         then
  53                 echo "Current version $CURRENT_VERSION does not match wanted $GIT_VERSION performing update and checkout"
  54                 git fetch -v
  55                 git checkout $GIT_VERSION
  56         fi
  57 )