sha1dc: update from upstream

diff --git a/contrib/examples/git-repack.sh b/contrib/examples/git-repack.sh
index f312405a251ddc42f0483fb3d1ccc92d8a266fd1..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/$e.keep" ]; then
                                : keep
@@ -76,8 +76,8 @@ case ",$all_into_one," in
                                existing="$existing $e"
                        fi
                done
-               if test -n "$existing" -a -n "$unpack_unreachable" -a \
-                       -n "$remove_redundant"
+               if test -n "$existing" && test -n "$unpack_unreachable" && \
+                       test -n "$remove_redundant"
                then
                        # This may have arbitrary user arguments, so we
                        # have to protect it against whitespace splitting