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