t4002 (diff-basic): use test_might_fail for commands that might fail

diff --git a/t/t9200-git-cvsexportcommit.sh b/t/t9200-git-cvsexportcommit.sh
index 61bcb8fc86bc8b771a4843197a40fa38f350a1ff..e5da65b99fa1459836e516772fe8d13d038f502e 100755 (executable)
--- a/t/t9200-git-cvsexportcommit.sh
+++ b/t/t9200-git-cvsexportcommit.sh
@@ -5,16 +5,17 @@
 test_description='Test export of commits to CVS'
 
 . ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-prereq-FILEMODE.sh
 
 if ! test_have_prereq PERL; then
-       say 'skipping git cvsexportcommit tests, perl not available'
+       skip_all='skipping git cvsexportcommit tests, perl not available'
        test_done
 fi
 
 cvs >/dev/null 2>&1
 if test $? -ne 1
 then
-    say 'skipping git cvsexportcommit tests, cvs not found'
+    skip_all='skipping git cvsexportcommit tests, cvs not found'
     test_done
 fi
 
@@ -229,11 +230,6 @@ test_expect_success \
       test_must_fail git cvsexportcommit -c $id
       )'
 
-if ! test "$(git config --bool core.filemode)" = false
-then
-       test_set_prereq FILEMODE
-fi
-
 test_expect_success FILEMODE \
      'Retain execute bit' \
      'mkdir G &&