From 5fd1cb980af603126b82f421417f15326b0ca38d Mon Sep 17 00:00:00 2001
From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Thu, 7 May 2015 16:34:34 +0200
Subject: [PATCH 400/506] grub-mkrescue: Recognize -output as an alias of
 --output.

This helps us to be in line with xorriso -as mkisofs.

Suggested by: Thomas Schmitt
---
 util/grub-mkrescue.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/util/grub-mkrescue.c b/util/grub-mkrescue.c
index 815fc91..5a7993f 100644
--- a/util/grub-mkrescue.c
+++ b/util/grub-mkrescue.c
@@ -451,6 +451,12 @@ main (int argc, char *argv[])
     int i;
     for (i = 1; i < argc; i++)
       {
+	if (strcmp (argv[i], "-output") == 0) {
+	  argp_argv[argp_argc++] = "--output";
+	  i++;
+	  argp_argv[argp_argc++] = argv[i];
+	  continue;
+	}
 	switch (args_to_eat (argv[i]))
 	  {
 	  case 2:
-- 
2.4.3