+ * doc/tar.texi (Synopsis): Document tar exit codes.
+ * src/create.c (dump_regular_file,dump_file0): Set exit_status to
+ TAREXIT_DIFFERS if the file being dumped was truncated or
+ otherwise changed.
+ * src/tar.c: Do not attempt to close stderr after call to
+ close_stdout.
+ * tests/grow.at: New test case
+ * tests/Makefile.am: New test grow.at
+ * tests/testsuite.at: Likewise
+ * tests/truncate.at (AT_KEYWORDS): Keyword `filechange'
+ Test tar exit status.
+