# this would fail in that case and would issue an error message.
GIT_DIR=$(git rev-parse -q --git-dir) || :;
-get_data_source () {
- case "$1" in
- */*)
- echo ''
- ;;
- .)
- echo self
- ;;
- *)
- if test "$(git config --get "remote.$1.url")"
- then
- echo config
- elif test -f "$GIT_DIR/remotes/$1"
- then
- echo remotes
- elif test -f "$GIT_DIR/branches/$1"
- then
- echo branches
- else
- echo ''
- fi ;;
- esac
-}
-
-get_remote_url () {
- data_source=$(get_data_source "$1")
- case "$data_source" in
- '')
- echo "$1"
- ;;
- self)
- echo "$1"
- ;;
- config)
- git config --get "remote.$1.url"
- ;;
- remotes)
- sed -ne '/^URL: */{
- s///p
- q
- }' "$GIT_DIR/remotes/$1"
- ;;
- branches)
- sed -e 's/#.*//' "$GIT_DIR/branches/$1"
- ;;
- *)
- die "internal error: get-remote-url $1" ;;
- esac
-}
-
get_default_remote () {
- curr_branch=$(git symbolic-ref -q HEAD | sed -e 's|^refs/heads/||')
+ curr_branch=$(git symbolic-ref -q HEAD)
+ curr_branch="${curr_branch#refs/heads/}"
origin=$(git config --get "branch.$curr_branch.remote")
echo ${origin:-origin}
}
-get_remote_default_refs_for_push () {
- data_source=$(get_data_source "$1")
- case "$data_source" in
- '' | branches | self)
- ;; # no default push mapping, just send matching refs.
- config)
- git config --get-all "remote.$1.push" ;;
- remotes)
- sed -ne '/^Push: */{
- s///p
- }' "$GIT_DIR/remotes/$1" ;;
- *)
- die "internal error: get-remote-default-ref-for-push $1" ;;
- esac
-}
-
-# Called from canon_refs_list_for_fetch -d "$remote", which
-# is called from get_remote_default_refs_for_fetch to grok
-# refspecs that are retrieved from the configuration, but not
-# from get_remote_refs_for_fetch when it deals with refspecs
-# supplied on the command line. $ls_remote_result has the list
-# of refs available at remote.
-#
-# The first token returned is either "explicit" or "glob"; this
-# is to help prevent randomly "globbed" ref from being chosen as
-# a merge candidate
-expand_refs_wildcard () {
- echo "$ls_remote_result" |
- git fetch--tool expand-refs-wildcard "-" "$@"
-}
-
-# Subroutine to canonicalize remote:local notation.
-canon_refs_list_for_fetch () {
- # If called from get_remote_default_refs_for_fetch
- # leave the branches in branch.${curr_branch}.merge alone,
- # or the first one otherwise; add prefix . to the rest
- # to prevent the secondary branches to be merged by default.
- merge_branches=
- curr_branch=
- if test "$1" = "-d"
- then
- shift ; remote="$1" ; shift
- set $(expand_refs_wildcard "$remote" "$@")
- is_explicit="$1"
- shift
- if test "$remote" = "$(get_default_remote)"
- then
- curr_branch=$(git symbolic-ref -q HEAD | \
- sed -e 's|^refs/heads/||')
- merge_branches=$(git config \
- --get-all "branch.${curr_branch}.merge")
- fi
- if test -z "$merge_branches" && test $is_explicit != explicit
- then
- merge_branches=..this.will.never.match.any.ref..
- fi
- fi
- for ref
- do
- force=
- case "$ref" in
- +*)
- ref=$(expr "z$ref" : 'z+\(.*\)')
- force=+
- ;;
- esac
- expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:"
- remote=$(expr "z$ref" : 'z\([^:]*\):')
- local=$(expr "z$ref" : 'z[^:]*:\(.*\)')
- dot_prefix=.
- if test -z "$merge_branches"
- then
- merge_branches=$remote
- dot_prefix=
- else
- for merge_branch in $merge_branches
- do
- [ "$remote" = "$merge_branch" ] &&
- dot_prefix= && break
- done
- fi
- case "$remote" in
- '' | HEAD ) remote=HEAD ;;
- refs/*) ;;
- heads/* | tags/* | remotes/* ) remote="refs/$remote" ;;
- *) remote="refs/heads/$remote" ;;
- esac
- case "$local" in
- '') local= ;;
- refs/*) ;;
- heads/* | tags/* | remotes/* ) local="refs/$local" ;;
- *) local="refs/heads/$local" ;;
- esac
-
- if local_ref_name=$(expr "z$local" : 'zrefs/\(.*\)')
- then
- git check-ref-format "$local_ref_name" ||
- die "* refusing to create funny ref '$local_ref_name' locally"
- fi
- echo "${dot_prefix}${force}${remote}:${local}"
- done
-}
-
-# Returns list of src: (no store), or src:dst (store)
-get_remote_default_refs_for_fetch () {
- data_source=$(get_data_source "$1")
- case "$data_source" in
- '')
- echo "HEAD:" ;;
- self)
- canon_refs_list_for_fetch -d "$1" \
- $(git for-each-ref --format='%(refname):')
- ;;
- config)
- canon_refs_list_for_fetch -d "$1" \
- $(git config --get-all "remote.$1.fetch") ;;
- branches)
- remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1")
- case "$remote_branch" in '') remote_branch=master ;; esac
- echo "refs/heads/${remote_branch}:refs/heads/$1"
- ;;
- remotes)
- canon_refs_list_for_fetch -d "$1" $(sed -ne '/^Pull: */{
- s///p
- }' "$GIT_DIR/remotes/$1")
- ;;
- *)
- die "internal error: get-remote-default-ref-for-fetch $1" ;;
- esac
-}
-
-get_remote_refs_for_push () {
- case "$#" in
- 0) die "internal error: get-remote-refs-for-push." ;;
- 1) get_remote_default_refs_for_push "$@" ;;
- *) shift; echo "$@" ;;
- esac
-}
-
-get_remote_refs_for_fetch () {
+get_remote_merge_branch () {
case "$#" in
- 0)
- die "internal error: get-remote-refs-for-fetch." ;;
- 1)
- get_remote_default_refs_for_fetch "$@" ;;
+ 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=$1
shift
- tag_just_seen=
- for ref
- do
- if test "$tag_just_seen"
- then
- echo "refs/tags/${ref}:refs/tags/${ref}"
- tag_just_seen=
- continue
- else
- case "$ref" in
- tag)
- tag_just_seen=yes
- continue
- ;;
- esac
- fi
- canon_refs_list_for_fetch "$ref"
- done
- ;;
+ 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
}
-resolve_alternates () {
- # original URL (xxx.git)
- top_=`expr "z$1" : 'z\([^:]*:/*[^/]*\)/'`
- while read path
- do
- case "$path" in
- \#* | '')
- continue ;;
- /*)
- echo "$top_$path/" ;;
- ../*)
- # relative -- ugly but seems to work.
- echo "$1/objects/$path/" ;;
- *)
- # exit code may not be caught by the reader.
- echo "bad alternate: $path"
- exit 1 ;;
- esac
- done
-}
+error_on_missing_default_upstream () {
+ cmd="$1"
+ op_type="$2"
+ op_prep="$3"
+ example="$4"
+ branch_name=$(git symbolic-ref -q HEAD)
+ if test -z "$branch_name"
+ then
+ echo "You are not currently on a branch, so I cannot use any
+'branch.<branchname>.merge' in your configuration file.
+Please specify which branch you want to $op_type $op_prep on the command
+line and try again (e.g. '$example').
+See git-${cmd}(1) for details."
+ else
+ echo "You asked me to $cmd without telling me which branch you
+want to $op_type $op_prep, and 'branch.${branch_name#refs/heads/}.merge' in
+your configuration file does not tell me, either. Please
+specify which branch you want to use on the command line and
+try again (e.g. '$example').
+See git-${cmd}(1) for details.
-get_uploadpack () {
- data_source=$(get_data_source "$1")
- case "$data_source" in
- config)
- uplp=$(git config --get "remote.$1.uploadpack")
- echo ${uplp:-git-upload-pack}
- ;;
- *)
- echo "git-upload-pack"
- ;;
- esac
+If you often $op_type $op_prep the same branch, you may want to
+use something like the following in your configuration file:
+ [branch \"${branch_name#refs/heads/}\"]
+ remote = <nickname>
+ merge = <remote-ref>"
+ test rebase = "$op_type" &&
+ echo " rebase = true"
+ echo "
+ [remote \"<nickname>\"]
+ url = <url>
+ fetch = <refspec>
+
+See git-config(1) for details."
+ fi
+ exit 1
}