Remove dependency on a file named "-lz"

[git.git] / git-clone.sh

diff --git a/git-clone.sh b/git-clone.sh
index 8e65202..4ed861d 100755 (executable)
--- a/git-clone.sh
+++ b/git-clone.sh
@@ -55,6 +55,7 @@ no_checkout=
 upload_pack=
 bare=
 origin=origin
+origin_override=
 while
        case "$#,$1" in
        0,*) break ;;
@@ -73,6 +74,11 @@ while
                    echo >&2 "'$2' is not suitable for a branch name"
                    exit 1
                }
+               test -z "$origin_override" || {
+                   echo >&2 "Do not give more than one -o options."
+                   exit 1
+               }
+               origin_override=yes
                origin="$2"; shift
                ;;
        1,-u|1,--upload-pack) usage ;;
@@ -87,7 +93,15 @@ do
 done
 
 # --bare implies --no-checkout
-test =z "$bare" || no_checkout=yes
+if test yes = "$bare"
+then
+       if test yes = "$origin_override"
+       then
+               echo >&2 '--bare and -o $origin options are incompatible.'
+               exit 1
+       fi
+       no_checkout=yes
+fi
 
 # Turn the source into an absolute path if
 # it is local
@@ -104,6 +118,7 @@ dir="$2"
 [ -e "$dir" ] && echo "$dir already exists." && usage
 mkdir -p "$dir" &&
 D=$(cd "$dir" && pwd) &&
+trap 'err=$?; cd ..; rm -r "$D"; exit $err' exit
 case "$bare" in
 yes) GIT_DIR="$D" ;;
 *) GIT_DIR="$D/.git" ;;
@@ -139,7 +154,7 @@ yes,yes)
            fi &&
            rm -f "$GIT_DIR/objects/sample" &&
            cd "$repo" &&
-           find objects -depth -print | cpio -puamd$l "$GIT_DIR/" || exit 1
+           find objects -depth -print | cpio -pumd$l "$GIT_DIR/" || exit 1
            ;;
        yes)
            mkdir -p "$GIT_DIR/objects/info"
@@ -192,7 +207,13 @@ yes,yes)
                fi
                ;;
        http://*)
-               clone_dumb_http "$repo" "$D"
+               if test -z "@@NO_CURL@@"
+               then
+                       clone_dumb_http "$repo" "$D"
+               else
+                       echo >&2 "http transport not supported, rebuild Git with curl support"
+                       exit 1
+               fi
                ;;
        *)
                cd "$D" && case "$upload_pack" in
@@ -209,7 +230,7 @@ esac
 
 cd "$D" || exit
 
-if test -f "$GIT_DIR/HEAD"
+if test -f "$GIT_DIR/HEAD" && test -z "$bare"
 then
        head_points_at=`git-symbolic-ref HEAD`
        case "$head_points_at" in
@@ -232,6 +253,9 @@ Pull: $head_points_at:$origin" &&
 
        case "$no_checkout" in
        '')
-               git checkout
+               git-read-tree -m -u -v HEAD HEAD
        esac
 fi
+
+trap - exit
+