From 72d976b3c150425b678122e68bd98c9fd9d9fb92 Mon Sep 17 00:00:00 2001
From: llyyr <llyyr.public@gmail.com>
Date: Thu, 30 Jan 2025 05:10:05 +0530
Subject: [PATCH] m_option: reallow setting list options to no value to -clr
 them

d2c409c56b49252c85eefd340863fd59a36808d6 broke setting `--slang=` to
effectively `-clr` the option. Restore the behavior because scripts rely
on it.

Fixes: d2c409c56b49252c85eefd340863fd59a36808d6
---
 options/m_option.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/options/m_option.c b/options/m_option.c
index 1c2131e8fc..651b1be58b 100644
--- a/options/m_option.c
+++ b/options/m_option.c
@@ -1417,7 +1417,7 @@ static char **separate_input_param(const m_option_t *opt, bstr param,
         str = bstr_cut(str, 1);
         n++;
     }
-    if (n == 0)
+    if (n == 0 && op != OP_NONE)
         return NULL;
 
     char **list = talloc_array(NULL, char *, n + 2);