test-lib: introduce 'test_atexit'

diff --git a/git-submodule.sh b/git-submodule.sh
index 02a0d728174a0201c966abd73299d03c198d03b4..514ede259660d387fd392b950facc706f7c4d5e7 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -5,7 +5,8 @@
 # Copyright (c) 2007 Lars Hjemli
 
 dashless=$(basename "$0" | sed -e 's/-/ /')
-USAGE="[--quiet] add [-b <branch>] [-f|--force] [--name <name>] [--reference <repository>] [--] <repository> [<path>]
+USAGE="[--quiet] [--cached]
+   or: $dashless [--quiet] add [-b <branch>] [-f|--force] [--name <name>] [--reference <repository>] [--] <repository> [<path>]
    or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...]
    or: $dashless [--quiet] init [--] [<path>...]
    or: $dashless [--quiet] deinit [-f|--force] (--all| [--] <path>...)
@@ -850,8 +851,11 @@ cmd_summary() {
                        ;;
                esac
 
-               sha1_abbr_src=$(echo $sha1_src | cut -c1-7)
-               sha1_abbr_dst=$(echo $sha1_dst | cut -c1-7)
+               sha1_abbr_src=$(GIT_DIR="$name/.git" git rev-parse --short $sha1_src 2>/dev/null ||
+                       echo $sha1_src | cut -c1-7)
+               sha1_abbr_dst=$(GIT_DIR="$name/.git" git rev-parse --short $sha1_dst 2>/dev/null ||
+                       echo $sha1_dst | cut -c1-7)
+
                if test $status = T
                then
                        blob="$(gettext "blob")"