Andrew's git - gitweb.git/blob - 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.
   5GIT_DIR=$(git rev-parse -q --git-dir) || :;
   6
   7get_data_source () {
   8        case "$1" in
   9        */*)
  10                echo ''
  11                ;;
  12        .)
  13                echo self
  14                ;;
  15        *)
  16                if test "$(git config --get "remote.$1.url")"
  17                then
  18                        echo config
  19                elif test -f "$GIT_DIR/remotes/$1"
  20                then
  21                        echo remotes
  22                elif test -f "$GIT_DIR/branches/$1"
  23                then
  24                        echo branches
  25                else
  26                        echo ''
  27                fi ;;
  28        esac
  29}
  30
  31get_remote_url () {
  32        data_source=$(get_data_source "$1")
  33        case "$data_source" in
  34        '')
  35                echo "$1"
  36                ;;
  37        self)
  38                echo "$1"
  39                ;;
  40        config)
  41                git config --get "remote.$1.url"
  42                ;;
  43        remotes)
  44                sed -ne '/^URL: */{
  45                        s///p
  46                        q
  47                }' "$GIT_DIR/remotes/$1"
  48                ;;
  49        branches)
  50                sed -e 's/#.*//' "$GIT_DIR/branches/$1"
  51                ;;
  52        *)
  53                die "internal error: get-remote-url $1" ;;
  54        esac
  55}
  56
  57get_default_remote () {
  58        curr_branch=$(git symbolic-ref -q HEAD)
  59        curr_branch="${curr_branch#refs/heads/}"
  60        origin=$(git config --get "branch.$curr_branch.remote")
  61        echo ${origin:-origin}
  62}
  63
  64get_remote_merge_branch () {
  65        case "$#" in
  66        0|1)
  67            origin="$1"
  68            default=$(get_default_remote)
  69            test -z "$origin" && origin=$default
  70            curr_branch=$(git symbolic-ref -q HEAD) &&
  71            [ "$origin" = "$default" ] &&
  72            echo $(git for-each-ref --format='%(upstream)' $curr_branch)
  73            ;;
  74        *)
  75            repo=$1
  76            shift
  77            ref=$1
  78            # FIXME: It should return the tracking branch
  79            #        Currently only works with the default mapping
  80            case "$ref" in
  81            +*)
  82                ref=$(expr "z$ref" : 'z+\(.*\)')
  83                ;;
  84            esac
  85            expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:"
  86            remote=$(expr "z$ref" : 'z\([^:]*\):')
  87            case "$remote" in
  88            '' | HEAD ) remote=HEAD ;;
  89            heads/*) remote=${remote#heads/} ;;
  90            refs/heads/*) remote=${remote#refs/heads/} ;;
  91            refs/* | tags/* | remotes/* ) remote=
  92            esac
  93            [ -n "$remote" ] && case "$repo" in
  94                .)
  95                    echo "refs/heads/$remote"
  96                    ;;
  97                *)
  98                    echo "refs/remotes/$repo/$remote"
  99                    ;;
 100            esac
 101        esac
 102}