# 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" # FIXME: op_prep is no longer used example="$4" branch_name=$(git symbolic-ref -q HEAD) display_branch_name="${branch_name#refs/heads/}" # If there's only one remote, use that in the suggestion remote="$(gettext "")" branch="$(gettext "")" if test $(git remote | wc -l) = 1 then remote=$(git remote) fi if test -z "$branch_name" then gettextln "You are not currently on a branch." else gettextln "There is no tracking information for the current branch." fi case "$op_type" in rebase) gettextln "Please specify which branch you want to rebase against." ;; merge) gettextln "Please specify which branch you want to merge with." ;; *) echo >&2 "BUG: unknown operation type: $op_type" exit 1 ;; esac eval_gettextln "See git-\${cmd}(1) for details." echo echo " $example" echo if test -n "$branch_name" then gettextln "If you wish to set tracking information for this branch you can do so with:" echo echo " git branch --set-upstream-to=$remote/$branch $display_branch_name" echo fi exit 1 }