* Makefile.maint (longopt_re): Relax the regexp, making square

brackets optional, so it matches the newly reported violations, too.

1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile.maint b/Makefile.maint
index 53b61b684..271b0d4ae 100644
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -301,7 +301,7 @@ sc_trailing_blank:
 # Match lines like the following, but where there is only one space
 # between the options and the description:
 #   -D, --all-repeated[=delimit-method]  print all duplicate lines\n
-longopt_re = --[a-z][0-9A-Za-z-]*(\[=[0-9A-Za-z-]*\])?
+longopt_re = --[a-z][0-9A-Za-z-]*(\[?=[0-9A-Za-z-]*\]?)?
 sc_two_space_separator_in_usage:
 	@grep -nE '^   *(-[A-Za-z],)? $(longopt_re) [^ ].*\\$$'		\
 	    $$($(CVS_LIST_EXCEPT)) &&					\