From 5c022b0f411e6cd7c35f2905b77fe2a1df2cd760 Mon Sep 17 00:00:00 2001
From: Alan Coopersmith <alan.coopersmith@oracle.com>
Date: Sat, 11 Feb 2023 16:42:43 -0800
Subject: Print which arguments were unknown before giving usage message

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
---
 xmore.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/xmore.c b/xmore.c
index ed6be29..4ff53f4 100644
--- a/xmore.c
+++ b/xmore.c
@@ -146,6 +146,11 @@ int main( int argc, char *argv[] )
 
   if (argc != 2)
   {
+    fputs("Unknown argument(s):", stderr);
+    for (int i = 1; i < argc; i++) {
+      fprintf(stderr, " %s", argv[i]);
+    }
+    fputs("\n\n", stderr);
     printf("usage: %s [ x options ] filename\n", argv[0]);
     exit(EXIT_FAILURE);
   }
-- 
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