pack-object: slightly more efficient

diff --git a/git-branch.sh b/git-branch.sh
index 0266f46223c2f20973bbbcb78f4825ff880d9bd3..ebcc8989d8cfd9d64f0e4cacd0a0ff76f50d1345 100755 (executable)
--- a/git-branch.sh
+++ b/git-branch.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-USAGE='[-d <branch>] | [[-f] <branch> [start-point]]'
+USAGE='[(-d | -D) <branchname>] | [[-f] <branchname> [<start-point>]] | -r'
 LONG_USAGE='If no arguments, show available branches and mark current branch with a star.
 If one argument, create a new branch <branchname> based off of current HEAD.
 If two arguments, create a new branch <branchname> based off of <start-point>.'
@@ -32,11 +32,11 @@ delete_branch () {
            case " $mbs " in
            *' '$branch' '*)
                # the merge base of branch and HEAD contains branch --
-               # which means that the HEAD contains everything in the HEAD.
+               # which means that the HEAD contains everything in both.
                ;;
            *)
                echo >&2 "The branch '$branch_name' is not a strict subset of your current HEAD.
-    If you are sure you want to delete it, run 'git branch -D $branch_name'."
+If you are sure you want to delete it, run 'git branch -D $branch_name'."
                exit 1
                ;;
            esac
@@ -48,6 +48,12 @@ delete_branch () {
     exit 0
 }
 
+ls_remote_branches () {
+    git-rev-parse --symbolic --all |
+    sed -ne 's|^refs/\(remotes/\)|\1|p' |
+    sort
+}
+
 force=
 while case "$#,$1" in 0,*) break ;; *,-*) ;; *) break ;; esac
 do
@@ -56,6 +62,10 @@ do
                delete_branch "$@"
                exit
                ;;
+       -r)
+               ls_remote_branches
+               exit
+               ;;
        -f)
                force="$1"
                ;;