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git/git-parse-remote.sh
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# This is a shell library to calculate the remote repository and | |
# upstream branch that should be pulled by "git pull" from the current | |
# branch. | |
# git-ls-remote could be called from outside a git managed repository; | |
# this would fail in that case and would issue an error message. | |
GIT_DIR=$(git rev-parse -q --git-dir) || :; | |
get_default_remote () { | |
curr_branch=$(git symbolic-ref -q HEAD) | |
curr_branch="${curr_branch#refs/heads/}" | |
origin=$(git config --get "branch.$curr_branch.remote") | |
echo ${origin:-origin} | |
} | |
get_remote_merge_branch () { | |
case "$#" in | |
0|1) | |
origin="$1" | |
default=$(get_default_remote) | |
test -z "$origin" && origin=$default | |
curr_branch=$(git symbolic-ref -q HEAD) && | |
[ "$origin" = "$default" ] && | |
echo $(git for-each-ref --format='%(upstream)' $curr_branch) | |
;; | |
*) | |
repo=$1 | |
shift | |
ref=$1 | |
# FIXME: It should return the tracking branch | |
# Currently only works with the default mapping | |
case "$ref" in | |
+*) | |
ref=$(expr "z$ref" : 'z+\(.*\)') | |
;; | |
esac | |
expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:" | |
remote=$(expr "z$ref" : 'z\([^:]*\):') | |
case "$remote" in | |
'' | HEAD ) remote=HEAD ;; | |
heads/*) remote=${remote#heads/} ;; | |
refs/heads/*) remote=${remote#refs/heads/} ;; | |
refs/* | tags/* | remotes/* ) remote= | |
esac | |
[ -n "$remote" ] && case "$repo" in | |
.) | |
echo "refs/heads/$remote" | |
;; | |
*) | |
echo "refs/remotes/$repo/$remote" | |
;; | |
esac | |
esac | |
} | |
error_on_missing_default_upstream () { | |
cmd="$1" | |
op_type="$2" | |
op_prep="$3" | |
example="$4" | |
branch_name=$(git symbolic-ref -q HEAD) | |
# If there's only one remote, use that in the suggestion | |
remote="<remote>" | |
if test $(git remote | wc -l) = 1 | |
then | |
remote=$(git remote) | |
fi | |
if test -z "$branch_name" | |
then | |
echo "You are not currently on a branch. Please specify which | |
branch you want to $op_type $op_prep. See git-${cmd}(1) for details. | |
$example | |
" | |
else | |
echo "There is no tracking information for the current branch. | |
Please specify which branch you want to $op_type $op_prep. | |
See git-${cmd}(1) for details | |
$example | |
If you wish to set tracking information for this branch you can do so with: | |
git branch --set-upstream-to=$remote/<branch> ${branch_name#refs/heads/} | |
" | |
fi | |
exit 1 | |
} |