git-request-pull: open-code the only invocation of get_remote_url
[git] / 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 }