done
curr_branch=${curr_branch#refs/heads/}
-
- if [ -z "$curr_branch" ]; then
+ upstream=$(git config "branch.$curr_branch.merge")
+ remote=$(git config "branch.$curr_branch.remote")
+
+ if [ $# -gt 1 ]; then
+ echo "There are no candidates for merging in the refs that you just fetched."
+ echo "Generally this means that you provided a wildcard refspec which had no"
+ echo "matches on the remote end."
+ elif [ $# -gt 0 ] && [ "$1" != "$remote" ]; then
+ echo "You asked to pull from the remote '$1', but did not specify"
+ echo "a branch to merge. Because this is not the default configured remote"
+ echo "for your current branch, you must specify a branch on the command line."
+ elif [ -z "$curr_branch" ]; then
echo "You are not currently on a branch, so I cannot use any"
echo "'branch.<branchname>.merge' in your configuration file."
echo "Please specify which branch you want to merge on the command"
echo "line and try again (e.g. 'git pull <repository> <refspec>')."
echo "See git-pull(1) for details."
- else
+ elif [ -z "$upstream" ]; then
echo "You asked me to pull without telling me which branch you"
echo "want to merge with, and 'branch.${curr_branch}.merge' in"
echo "your configuration file does not tell me either. Please"
echo " remote.<nickname>.fetch = <refspec>"
echo
echo "See git-config(1) for details."
+ else
+ echo "Your configuration specifies to merge the ref '${upstream#refs/heads/}' from the"
+ echo "remote, but no such ref was fetched."
fi
exit 1
}
test true = "$rebase" && {
- git update-index --ignore-submodules --refresh &&
- git diff-files --ignore-submodules --quiet &&
- git diff-index --ignore-submodules --cached --quiet HEAD -- ||
- die "refusing to pull with rebase: your working tree is not up-to-date"
-
+ if ! git rev-parse -q --verify HEAD >/dev/null
+ then
+ # On an unborn branch
+ if test -f "$GIT_DIR/index"
+ then
+ die "updating an unborn branch with changes added to the index"
+ fi
+ else
+ git update-index --ignore-submodules --refresh &&
+ git diff-files --ignore-submodules --quiet &&
+ git diff-index --ignore-submodules --cached --quiet HEAD -- ||
+ die "refusing to pull with rebase: your working tree is not up-to-date"
+ fi
+ oldremoteref= &&
. git-parse-remote &&
- origin="$1"
- test -z "$origin" && origin=$(get_default_remote)
- reflist="$(get_remote_refs_for_fetch "$@" 2>/dev/null |
- sed "s|refs/heads/\(.*\):|\1|")" &&
- oldremoteref="$(git rev-parse -q --verify \
- "refs/remotes/$origin/$reflist")"
+ remoteref="$(get_remote_merge_branch "$@" 2>/dev/null)" &&
+ oldremoteref="$(git rev-parse -q --verify "$remoteref")" &&
+ for reflog in $(git rev-list -g $remoteref 2>/dev/null)
+ do
+ if test "$reflog" = "$(git merge-base $reflog $curr_branch)"
+ then
+ oldremoteref="$reflog"
+ break
+ fi
+ done
}
orig_head=$(git rev-parse -q --verify HEAD)
git fetch $verbosity --update-head-ok "$@" || exit 1
case "$merge_head" in
'')
- case $? in
- 0) error_on_no_merge_candidates "$@";;
- 1) echo >&2 "You are not currently on a branch; you must explicitly"
- echo >&2 "specify which branch you wish to merge:"
- echo >&2 " git pull <remote> <branch>"
- exit 1;;
- *) exit $?;;
- esac
+ error_on_no_merge_candidates "$@"
;;
?*' '?*)
if test -z "$orig_head"