git-parse-remote.sh

   1 #!/bin/sh
   2
   3 # git-ls-remote could be called from outside a git managed repository;
   4 # this would fail in that case and would issue an error message.
   5 GIT_DIR=$(git rev-parse -q --git-dir) || :;
   6
   7 get_default_remote () {
   8         curr_branch=$(git symbolic-ref -q HEAD | sed -e 's|^refs/heads/||')
   9         origin=$(git config --get "branch.$curr_branch.remote")
  10         echo ${origin:-origin}
  11 }
  12
  13 get_remote_merge_branch () {
  14         case "$#" in
  15         0|1)
  16             origin="$1"
  17             default=$(get_default_remote)
  18             test -z "$origin" && origin=$default
  19             curr_branch=$(git symbolic-ref -q HEAD) &&
  20             [ "$origin" = "$default" ] &&
  21             echo $(git for-each-ref --format='%(upstream)' $curr_branch)
  22             ;;
  23         *)
  24             repo=$1
  25             shift
  26             ref=$1
  27             # FIXME: It should return the tracking branch
  28             #        Currently only works with the default mapping
  29             case "$ref" in
  30             +*)
  31                 ref=$(expr "z$ref" : 'z+\(.*\)')
  32                 ;;
  33             esac
  34             expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:"
  35             remote=$(expr "z$ref" : 'z\([^:]*\):')
  36             case "$remote" in
  37             '' | HEAD ) remote=HEAD ;;
  38             heads/*) remote=${remote#heads/} ;;
  39             refs/heads/*) remote=${remote#refs/heads/} ;;
  40             refs/* | tags/* | remotes/* ) remote=
  41             esac
  42             [ -n "$remote" ] && case "$repo" in
  43                 .)
  44                     echo "refs/heads/$remote"
  45                     ;;
  46                 *)
  47                     echo "refs/remotes/$repo/$remote"
  48                     ;;
  49             esac
  50         esac
  51 }