contrib/git-fetch-vendor.sh

   1 #!/bin/sh
   2
   3 usage ()
   4 {
   5     echo "Usage: $0 [--enable-push] <vendor>"
   6     echo "The following vendors are already known:"
   7     git ls-remote ${upstream} "*/vendors/*" | sed -r "s:.*/vendors/([^/]+)/.*:\1:"|sort|uniq
   8     exit 1
   9 }
  10
  11 # Should we insert a "push" refspec to enable pushing to the vendor branch?
  12 enable_push=no
  13
  14 upstream=`git config --get "gcc-config.upstream"`
  15 if [ x"$upstream" = x ]
  16 then
  17     echo "Config gcc-config.upstream not set, run contrib/gcc-git-customization"
  18     exit 1
  19 fi
  20
  21 case $# in
  22     1)
  23         # vendor names never start with -, so catch this in case user wrote something like --help.
  24         case "$1" in
  25             -*)
  26                 usage
  27                 ;;
  28             *)
  29                 vendor=$1
  30                 ;;
  31         esac
  32         ;;
  33     2)
  34         vendor=$2
  35         if [ "$1" = "--enable-push" ]
  36         then
  37             enable_push=yes
  38         else
  39             usage
  40         fi
  41         ;;
  42     *)
  43         usage
  44         ;;
  45 esac
  46
  47
  48 echo "setting up git to fetch vendor ${vendor} to remotes/vendors/${vendor}"
  49 url=$(git config --get "remote.${upstream}.url")
  50 pushurl=$(git config --get "remote.${upstream}.pushurl")
  51 git config "remote.vendors/${vendor}.url" "${url}"
  52 if [ "x$pushurl" != "x" ]
  53 then
  54     git config "remote.vendors/${vendor}.pushurl" "${pushurl}"
  55 fi
  56 git config --replace-all "remote.vendors/${vendor}.fetch" "+refs/vendors/${vendor}/heads/*:refs/remotes/vendors/${vendor}/*" "refs/vendors/${vendor}/heads"
  57 git config --replace-all "remote.vendors/${vendor}.fetch" "+refs/vendors/${vendor}/tags/*:refs/tags/vendors/${vendor}/*" "refs/vendors/${vendor}/tags"
  58 if [ "$enable_push" = "yes" ]
  59 then
  60     echo "Warning: take care when pushing that you only push the changes you intend."
  61     echo "E.g. use \"git push vendors/${vendor} HEAD\" to push the current branch"
  62     git config --replace-all "remote.vendors/${vendor}.push" "refs/heads/${vendor}/*:refs/vendors/${vendor}/heads/*"
  63 else
  64     git config --unset-all "remote.vendors/${vendor}.push"
  65 fi
  66 git fetch vendors/${vendor}