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_remote_url () {
   8         git ls-remote --get-url "$1"
   9 }
  10
  11 get_default_remote () {
  12         curr_branch=$(git symbolic-ref -q HEAD | sed -e 's|^refs/heads/||')
  13         origin=$(git config --get "branch.$curr_branch.remote")
  14         echo ${origin:-origin}
  15 }
  16
  17 get_remote_merge_branch () {
  18         case "$#" in
  19         0|1)
  20             origin="$1"
  21             default=$(get_default_remote)
  22             test -z "$origin" && origin=$default
  23             curr_branch=$(git symbolic-ref -q HEAD) &&
  24             [ "$origin" = "$default" ] &&
  25             echo $(git for-each-ref --format='%(upstream)' $curr_branch)
  26             ;;
  27         *)
  28             repo=$1
  29             shift
  30             ref=$1
  31             # FIXME: It should return the tracking branch
  32             #        Currently only works with the default mapping
  33             case "$ref" in
  34             +*)
  35                 ref=$(expr "z$ref" : 'z+\(.*\)')
  36                 ;;
  37             esac
  38             expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:"
  39             remote=$(expr "z$ref" : 'z\([^:]*\):')
  40             case "$remote" in
  41             '' | HEAD ) remote=HEAD ;;
  42             heads/*) remote=${remote#heads/} ;;
  43             refs/heads/*) remote=${remote#refs/heads/} ;;
  44             refs/* | tags/* | remotes/* ) remote=
  45             esac
  46             [ -n "$remote" ] && case "$repo" in
  47                 .)
  48                     echo "refs/heads/$remote"
  49                     ;;
  50                 *)
  51                     echo "refs/remotes/$repo/$remote"
  52                     ;;
  53             esac
  54         esac
  55 }