From 32d3c24ad6c60c8a21231f6ab84d7350468e362f Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Mon, 6 Feb 2006 08:57:49 +0000
Subject: (sc_two_space_separator_in_usage): New rule. (syntax-check-rules):
 Add it.

---
 Makefile.maint | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Makefile.maint b/Makefile.maint
index 864c5591a..cd6370a82 100644
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -92,6 +92,7 @@ syntax-check-rules = \
   sc_system_h_headers \
   sc_tight_scope \
   sc_trailing_blank \
+  sc_two_space_separator_in_usage \
   sc_unmarked_diagnostics \
   sc_useless_cpp_parens
 
@@ -275,6 +276,14 @@ sc_trailing_blank:
 	  { echo '$(ME): found trailing blank(s)'			\
 		1>&2; exit 1; } || :
 
+sc_two_space_separator_in_usage:
+	@( $(CVS_LIST) ) > /dev/null 2>&1 || : &&			\
+	  grep '^   *--[a-z][0-9A-Za-z-]* [^ ].*\\$$'			\
+	    $$($(CVS_LIST) | grep 'src/.*\.c$$' | grep -vEf .x-$@) &&	\
+	  { echo "$(ME): help2man requires at least two spaces between"; \
+	    echo "$(ME): an option and its description"; \
+		1>&2; exit 1; } || :
+
 # Look for diagnostics that aren't marked for translation.
 # This won't find any for which error's format string is on a separate line.
 sc_unmarked_diagnostics:
-- 
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