X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-pull.sh;h=e23beb685d15447ac114c58d1795ed15bef88c9d;hb=d5db6c9ee79cfa1794d75847b8376430f08b203f;hp=4611ae644e08e4ab115633ab86f1f02976663169;hpb=0825de892f1796e6ca6ac81e0af10f6c136a9f1d;p=git.git

diff --git a/git-pull.sh b/git-pull.sh
index 4611ae644..e23beb685 100755
--- a/git-pull.sh
+++ b/git-pull.sh
@@ -8,7 +8,7 @@ USAGE='[-n | --no-summary] [--no-commit] [-s strategy]... [<fetch-options>] <rep
 LONG_USAGE='Fetch one or more remote refs and merge it/them into the current HEAD.'
 . git-sh-setup
 
-strategy_args= no_summary= no_commit=
+strategy_args= no_summary= no_commit= squash=
 while case "$#,$1" in 0) break ;; *,-*) ;; *) break ;; esac
 do
 	case "$1" in
@@ -17,12 +17,14 @@ do
 		no_summary=-n ;;
 	--no-c|--no-co|--no-com|--no-comm|--no-commi|--no-commit)
 		no_commit=--no-commit ;;
+	--sq|--squ|--squa|--squas|--squash)
+		squash=--squash ;;
 	-s=*|--s=*|--st=*|--str=*|--stra=*|--strat=*|--strate=*|\
 		--strateg=*|--strategy=*|\
 	-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
 		case "$#,$1" in
 		*,*=*)
-			strategy=`expr "$1" : '-[^=]*=\(.*\)'` ;;
+			strategy=`expr "z$1" : 'z-[^=]*=\(.*\)'` ;;
 		1,*)
 			usage ;;
 		*)
@@ -42,10 +44,10 @@ do
 	shift
 done
 
-orig_head=$(git-rev-parse --verify HEAD) || die "Pulling into a black hole?"
-git-fetch --update-head-ok "$@" || exit 1
+orig_head=$(git-rev-parse --verify HEAD 2>/dev/null)
+git-fetch --update-head-ok --reflog-action=pull "$@" || exit 1
 
-curr_head=$(git-rev-parse --verify HEAD)
+curr_head=$(git-rev-parse --verify HEAD 2>/dev/null)
 if test "$curr_head" != "$orig_head"
 then
 	# The fetch involved updating the current branch.
@@ -56,7 +58,7 @@ then
 
 	echo >&2 "Warning: fetch updated the current branch head."
 	echo >&2 "Warning: fast forwarding your working tree from"
-	echo >&2 "Warning: $orig_head commit."
+	echo >&2 "Warning: commit $orig_head."
 	git-update-index --refresh 2>/dev/null
 	git-read-tree -u -m "$orig_head" "$curr_head" ||
 		die 'Cannot fast-forward your working tree.
@@ -78,6 +80,11 @@ case "$merge_head" in
 	exit 0
 	;;
 ?*' '?*)
+	if test -z "$orig_head"
+	then
+		echo >&2 "Cannot merge multiple branches into empty head"
+		exit 1
+	fi
 	var=`git-repo-config --get pull.octopus`
 	if test -n "$var"
 	then
@@ -93,11 +100,20 @@ case "$merge_head" in
 	;;
 esac
 
+if test -z "$orig_head"
+then
+	git-update-ref -m "initial pull" HEAD $merge_head "" &&
+	git-read-tree --reset -u HEAD || exit 1
+	exit
+fi
+
 case "$strategy_args" in
 '')
 	strategy_args=$strategy_default_args
 	;;
 esac
 
-merge_name=$(git-fmt-merge-msg <"$GIT_DIR/FETCH_HEAD")
-git-merge $no_summary $no_commit $strategy_args "$merge_name" HEAD $merge_head
+merge_name=$(git-fmt-merge-msg <"$GIT_DIR/FETCH_HEAD") || exit
+git-merge "--reflog-action=pull $*" \
+	$no_summary $no_commit $squash $strategy_args \
+	"$merge_name" HEAD $merge_head