From 7532e5794186b48dfb6532191c40c8e3a80ea702 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Sun, 4 Aug 1996 14:15:25 +0000
Subject: [PATCH] (main): Allow `+' in options like -+8 and -+13.

---
 src/nice.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/nice.c b/src/nice.c
index e05cf79383..c9e2713139 100644
--- a/src/nice.c
+++ b/src/nice.c
@@ -84,8 +84,11 @@ main (int argc, char **argv)
 	  adjustment_given = 1;
 	  ++optind;
 	}
-      else if (s[0] == '-' && ISDIGIT (s[1]))
+      else if (s[0] == '-' && (ISDIGIT (s[1])
+			       || (s[1] == '+' && ISDIGIT (s[2]))))
 	{
+	  if (s[1] == '+')
+	    ++s;
 	  if (!isinteger (&s[1]))
 	    error (1, 0, _("invalid option `%s'"), s);
 
-- 
2.47.2