submodule update: continue when a checkout fails

diff --git a/t/lib-terminal.sh b/t/lib-terminal.sh
index c383b57ed9d995f530004923962c45ab38c7fc8b..58d911d21b894ba05e878e6efbc234071795c600 100644 (file)
--- a/t/lib-terminal.sh
+++ b/t/lib-terminal.sh
@@ -1,8 +1,24 @@
 #!/bin/sh
 
-test_expect_success 'set up terminal for tests' '
-       if
-               test_have_prereq PERL &&
+test_expect_success PERL 'set up terminal for tests' '
+       # Reading from the pty master seems to get stuck _sometimes_
+       # on Mac OS X 10.5.0, using Perl 5.10.0 or 5.8.9.
+       #
+       # Reproduction recipe: run
+       #
+       #       i=0
+       #       while ./test-terminal.perl echo hi $i
+       #       do
+       #               : $((i = $i + 1))
+       #       done
+       #
+       # After 2000 iterations or so it hangs.
+       # https://rt.cpan.org/Ticket/Display.html?id=65692
+       #
+       if test "$(uname -s)" = Darwin
+       then
+               :
+       elif
                "$PERL_PATH" "$TEST_DIRECTORY"/test-terminal.perl \
                        sh -c "test -t 1 && test -t 2"
        then