ls-remote: drop storing operation and add documentation.

The store operation was never useful because we needed to fetch
the objects needed to complete the reference.  Remove it.

The fetch command fetch multiple references shortly to
replace the lost "store" functionality in more a generic way.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 23 insertions, 27 deletions

diff --git a/git-ls-remote-script b/git-ls-remote-script
index 31cdac8bfe..75f6027866 100755
--- a/git-ls-remote-script
+++ b/git-ls-remote-script
@@ -3,7 +3,7 @@
 . git-sh-setup-script || die "Not a git archive"
 
 usage () {
-    echo >&2 "usage: $0 [--heads] [--tags] [--overwrite | --store] repo"
+    echo >&2 "usage: $0 [--heads] [--tags] <repository> <refs>..."
     exit 1;
 }
 
@@ -12,10 +12,6 @@ do
   case "$1" in
   -h|--h|--he|--hea|--head|--heads)
   heads=heads; shift ;;
-  -o|--o|--ov|--ove|--over|--overw|--overwr|--overwri|--overwrit|--overwrite)
-  overwrite=overwrite; shift ;;
-  -s|--s|--st|--sto|--stor|--store)
-  store=store; shift ;;
   -t|--t|--ta|--tag|--tags)
   tags=tags; shift ;;
   --)
@@ -27,15 +23,15 @@ do
   esac
 done
 
-case "$#" in 1) ;; *) usage ;; esac
-case ",$store,$overwrite," in *,,*) ;; *) usage ;; esac
+case "$#" in 0) usage ;; esac
 
 case ",$heads,$tags," in
 ,,,) heads=heads tags=tags other=other ;;
 esac
 
-. git-parse-remote "$@"
+. git-parse-remote "$1"
 peek_repo="$_remote_repo"
+shift
 
 tmp=.ls-remote-$$
 trap "rm -fr $tmp-*" 0 1 2 3 15
@@ -65,7 +61,7 @@ rsync://* )
 	git-peek-remote "$peek_repo"
 	;;
 esac |
-
+sort -t '	' -k 2 |
 while read sha1 path
 do
 	case "$path" in
@@ -82,23 +78,23 @@ do
 	*)
 		continue;;
 	esac
-
-	echo "$sha1	$path"
-
-	case "$path,$store,$overwrite," in
-	*,,, | HEAD,*) continue ;;
+	case "$#" in
+	0)
+		match=yes ;;
+	*)
+		match=no
+		for pat
+		do
+			case "/$path" in
+			*/$pat )
+				match=yes
+				break ;;
+			esac
+		done
 	esac
-
-	if test -f "$GIT_DIR/$path" && test "$overwrite" == ""
-	then
-		continue
-	fi
-
-	# Be careful.  We may not have that object yet!
-	if git-cat-file -t "$sha1" >/dev/null 2>&1
-	then
-		echo "$sha1" >"$GIT_DIR/$path"
-	else
-		echo >&2 "* You have not fetched updated $path ($sha1)."
-	fi
+	case "$match" in
+	no)
+		continue ;;
+	esac
+	echo "$sha1	$path"
 done