t9300: factor out portable "head -c" replacement

diff --git a/contrib/examples/git-repack.sh b/contrib/examples/git-repack.sh
index 96e3fed326abeb293e9ef398989bce1054cbf855..672af934431eafcdc84a10230750472ca902ff73 100755 (executable)
--- a/contrib/examples/git-repack.sh
+++ b/contrib/examples/git-repack.sh
@@ -67,8 +67,8 @@ case ",$all_into_one," in
 ,t,)
        args= existing=
        if [ -d "$PACKDIR" ]; then
-               for e in `cd "$PACKDIR" && find . -type f -name '*.pack' \
-                       | sed -e 's/^\.\///' -e 's/\.pack$//'`
+               for e in $(cd "$PACKDIR" && find . -type f -name '*.pack' \
+                       | sed -e 's/^\.\///' -e 's/\.pack$//')
                do
                        if [ -e "$PACKDIR/$e.keep" ]; then
                                : keep