We encourage to spell an argument hint that consists of multiple
words as a single-token separated with dashes. In order to help
catching violations added by new callers of parse-options, make sure
argh does not contain SP or _ when the code validates the option
definitions.
Signed-off-by: Junio C Hamano <gits...@pobox.com>
---
parse-options.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/parse-options.c b/parse-options.c
index a5fa0b8..c81d3a0 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -375,6 +375,9 @@ static void parse_options_check(const struct option *opts)
default:
; /* ok. (usually accepts an argument) */
}
+ if (opts->argh &&
+ strcspn(opts->argh, " _") != strlen(opts->argh))
+ err |= optbug(opts, "multi-word argh should use dash to
separate words");
}
if (err)
exit(128);
--
1.9.1-471-gcccbd8b
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