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-rw-r--r--Makefile.maint6
1 files changed, 5 insertions, 1 deletions
diff --git a/Makefile.maint b/Makefile.maint
index 455f4756c..5837ff8d5 100644
--- a/Makefile.maint
+++ b/Makefile.maint
@@ -262,8 +262,12 @@ sc_trailing_blank:
{ echo '$(ME): found trailing blank(s)' \
1>&2; exit 1; } || :
+# 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-]*(\[=[0-9A-Za-z-]*\])?
sc_two_space_separator_in_usage:
- @grep -n '^ *--[a-z][0-9A-Za-z-]* [^ ].*\\$$' \
+ @grep -nE '^ *(-[A-Za-z],)? $(longopt_re) [^ ].*\\$$' \
$$($(CVS_LIST_EXCEPT)) && \
{ echo "$(ME): help2man requires at least two spaces between"; \
echo "$(ME): an option and its description"; \