get_data_source () {
case "$1" in
*/*)
- # Not so fast. This could be the partial URL shorthand...
- token=$(expr "z$1" : 'z\([^/]*\)/')
- remainder=$(expr "z$1" : 'z[^/]*/\(.*\)')
- if test "$(git-repo-config --get "remote.$token.url")"
- then
- echo config-partial
- elif test -f "$GIT_DIR/branches/$token"
- then
- echo branches-partial
- else
- echo ''
- fi
+ echo ''
;;
*)
if test "$(git-repo-config --get "remote.$1.url")"
data_source=$(get_data_source "$1")
case "$data_source" in
'')
- echo "$1" ;;
- config-partial)
- token=$(expr "z$1" : 'z\([^/]*\)/')
- remainder=$(expr "z$1" : 'z[^/]*/\(.*\)')
- url=$(git-repo-config --get "remote.$token.url")
- echo "$url/$remainder"
+ echo "$1"
;;
config)
git-repo-config --get "remote.$1.url"
sed -ne '/^URL: */{
s///p
q
- }' "$GIT_DIR/remotes/$1" ;;
+ }' "$GIT_DIR/remotes/$1"
+ ;;
branches)
- sed -e 's/#.*//' "$GIT_DIR/branches/$1" ;;
- branches-partial)
- token=$(expr "z$1" : 'z\([^/]*\)/')
- remainder=$(expr "z$1" : 'z[^/]*/\(.*\)')
- url=$(sed -e 's/#.*//' "$GIT_DIR/branches/$token")
- echo "$url/$remainder"
+ sed -e 's/#.*//' "$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/||')
+ origin=$(git-repo-config --get "branch.$curr_branch.remote")
+ echo ${origin:-origin}
+}
+
get_remote_default_refs_for_push () {
data_source=$(get_data_source "$1")
case "$data_source" in
- '' | config-partial | branches | branches-partial)
+ '' | branches)
;; # no default push mapping, just send matching refs.
config)
git-repo-config --get-all "remote.$1.push" ;;
esac
}
+# Called from canon_refs_list_for_fetch -d "$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. $ls_remote_result has the list
+# of refs available at remote.
+#
+# The first token returned is either "explicit" or "glob"; this
+# is to help prevent randomly "globbed" ref from being chosen as
+# a merge candidate
+expand_refs_wildcard () {
+ first_one=yes
+ for ref
+ do
+ lref=${ref#'+'}
+ # a non glob pattern is given back as-is.
+ expr "z$lref" : 'zrefs/.*/\*:refs/.*/\*$' >/dev/null || {
+ if test -n "$first_one"
+ then
+ echo "explicit"
+ first_one=
+ fi
+ echo "$ref"
+ continue
+ }
+
+ # glob
+ if test -n "$first_one"
+ then
+ echo "glob"
+ first_one=
+ fi
+ from=`expr "z$lref" : 'z\(refs/.*/\)\*:refs/.*/\*$'`
+ to=`expr "z$lref" : 'zrefs/.*/\*:\(refs/.*/\)\*$'`
+ local_force=
+ test "z$lref" = "z$ref" || local_force='+'
+ echo "$ls_remote_result" |
+ sed -e '/\^{}$/d' |
+ (
+ IFS=' '
+ while read sha1 name
+ do
+ # ignore the ones that do not start with $from
+ mapped=${name#"$from"}
+ test "z$name" = "z$mapped" && continue
+ echo "${local_force}${name}:${to}${mapped}"
+ done
+ )
+ done
+}
+
# Subroutine to canonicalize remote:local notation.
canon_refs_list_for_fetch () {
- # Leave only the first one alone; add prefix . to the rest
+ # If called from get_remote_default_refs_for_fetch
+ # leave the branches in branch.${curr_branch}.merge alone,
+ # or the first one otherwise; add prefix . to the rest
# to prevent the secondary branches to be merged by default.
- dot_prefix=
+ merge_branches=
+ curr_branch=
+ if test "$1" = "-d"
+ then
+ shift ; remote="$1" ; shift
+ set $(expand_refs_wildcard "$@")
+ 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=$(git-repo-config \
+ --get-all "branch.${curr_branch}.merge")
+ fi
+ if test -z "$merge_branches" && test $is_explicit != explicit
+ then
+ merge_branches=..this.will.never.match.any.ref..
+ fi
+ fi
for ref
do
force=
expr "z$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 $merge_branches
+ do
+ if test "$remote" = "$merge_branch" ||
+ test "$local" = "$merge_branch"
+ then
+ dot_prefix=
+ break
+ fi
+ done
+ fi
case "$remote" in
'') remote=HEAD ;;
refs/heads/* | refs/tags/* | refs/remotes/*) ;;
die "* refusing to create funny ref '$local_ref_name' locally"
fi
echo "${dot_prefix}${force}${remote}:${local}"
- dot_prefix=.
done
}
get_remote_default_refs_for_fetch () {
data_source=$(get_data_source "$1")
case "$data_source" in
- '' | config-partial | branches-partial)
+ '')
echo "HEAD:" ;;
config)
- canon_refs_list_for_fetch \
+ canon_refs_list_for_fetch -d "$1" \
$(git-repo-config --get-all "remote.$1.fetch") ;;
branches)
remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1")
echo "refs/heads/${remote_branch}:refs/heads/$1"
;;
remotes)
- # This prefixes the second and later default refspecs
- # with a '.', to signal git-fetch to mark them
- # not-for-merge.
- canon_refs_list_for_fetch $(sed -ne '/^Pull: */{
+ canon_refs_list_for_fetch -d "$1" $(sed -ne '/^Pull: */{
s///p
}' "$GIT_DIR/remotes/$1")
;;