Replace in-place sed in t7502-commit

The in-place mode of sed used in t7502-commit is a non-POSIX extension.
That call of sed is replaced by a more portable version using a temporary file.

Signed-off-by: Marcel Koeppen <git-dev@marzelpan.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index 018060c60f590946c8e02181bfb1f572972bb787..3531a992a9a50e25a1585435e024097c7028af27 100755 (executable)
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -166,7 +166,9 @@ test_expect_success 'author different from committer' '
        test_cmp expect actual
 '
 
-sed -i '$d' expect
+mv expect expect.tmp
+sed '$d' < expect.tmp > expect
+rm -f expect.tmp
 echo "# Committer:
 #" >> expect
 unset GIT_COMMITTER_EMAIL