diff options
Diffstat (limited to 'git-pull.sh')
| -rwxr-xr-x | git-pull.sh | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/git-pull.sh b/git-pull.sh index 0bbd5bf7df..bfeb4a0ff6 100755 --- a/git-pull.sh +++ b/git-pull.sh @@ -16,7 +16,8 @@ cd_to_toplevel test -z "$(git ls-files -u)" || die "You are in the middle of a conflicted merge." -strategy_args= diffstat= no_commit= squash= no_ff= log_arg= verbosity= +strategy_args= diffstat= no_commit= squash= no_ff= ff_only= +log_arg= verbosity= curr_branch=$(git symbolic-ref -q HEAD) curr_branch_short=$(echo "$curr_branch" | sed "s|refs/heads/||") rebase=$(git config --bool branch.$curr_branch_short.rebase) @@ -45,6 +46,8 @@ do no_ff=--ff ;; --no-ff) no_ff=--no-ff ;; + --ff-only) + ff_only=--ff-only ;; -s=*|--s=*|--st=*|--str=*|--stra=*|--strat=*|--strate=*|\ --strateg=*|--strategy=*|\ -s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy) @@ -89,14 +92,24 @@ error_on_no_merge_candidates () { done curr_branch=${curr_branch#refs/heads/} + upstream=$(git config "branch.$curr_branch.merge") + remote=$(git config "branch.$curr_branch.remote") - if [ -z "$curr_branch" ]; then + 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" @@ -114,6 +127,9 @@ error_on_no_merge_candidates () { 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 } @@ -158,7 +174,7 @@ then # First update the working tree to match $curr_head. echo >&2 "Warning: fetch updated the current branch head." - echo >&2 "Warning: fast forwarding your working tree from" + echo >&2 "Warning: fast-forwarding your working tree from" echo >&2 "Warning: commit $orig_head." git update-index -q --refresh git read-tree -u -m "$orig_head" "$curr_head" || @@ -177,14 +193,7 @@ merge_head=$(sed -e '/ not-for-merge /d' \ 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 "$orig_head" @@ -209,5 +218,5 @@ merge_name=$(git fmt-merge-msg $log_arg <"$GIT_DIR/FETCH_HEAD") || exit test true = "$rebase" && exec git-rebase $diffstat $strategy_args --onto $merge_head \ ${oldremoteref:-$merge_head} -exec git-merge $diffstat $no_commit $squash $no_ff $log_arg $strategy_args \ +exec git-merge $diffstat $no_commit $squash $no_ff $ff_only $log_arg $strategy_args \ "$merge_name" HEAD $merge_head $verbosity |