diff: do not reuse_worktree_file for submodules

diff --git a/t/t0008-ignores.sh b/t/t0008-ignores.sh
index a56db804cbe502b664864cbf2d1550d9ec815ebc..c29342d6bcd005ecc0eaee0ad5e17f65cdf45c3d 100755 (executable)
--- a/t/t0008-ignores.sh
+++ b/t/t0008-ignores.sh
@@ -697,13 +697,21 @@ test_expect_success PIPE 'streaming support for --stdin' '
        # shell, and then echo to the fd. We make sure to close it at
        # the end, so that the subprocess does get EOF and dies
        # properly.
+       #
+       # Similarly, we must keep "out" open so that check-ignore does
+       # not ever get SIGPIPE trying to write to us. Not only would that
+       # produce incorrect results, but then there would be no writer on the
+       # other end of the pipe, and we would potentially block forever trying
+       # to open it.
        exec 9>in &&
+       exec 8<out &&
        test_when_finished "exec 9>&-" &&
+       test_when_finished "exec 8<&-" &&
        echo >&9 one &&
-       read response <out &&
+       read response <&8 &&
        echo "$response" | grep "^\.gitignore:1:one     one" &&
        echo >&9 two &&
-       read response <out &&
+       read response <&8 &&
        echo "$response" | grep "^::    two"
 '