From db08adf526ce78eea7ae5f24e30b8caa1af4cf24 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Thu, 4 Jun 2009 15:39:38 +0200
Subject: qemu-img: Print available options with -o ?

This patch adds a small help text to each of the options in the block drivers
which can be displayed by using qemu-img create -f fmt -o ?

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 qemu-option.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'qemu-option.c')

diff --git a/qemu-option.c b/qemu-option.c
index 3cebdd51e..646bbad00 100644
--- a/qemu-option.c
+++ b/qemu-option.c
@@ -347,3 +347,16 @@ void print_option_parameters(QEMUOptionParameter *list)
         list++;
     }
 }
+
+/*
+ * Prints an overview of all available options
+ */
+void print_option_help(QEMUOptionParameter *list)
+{
+    printf("Supported options:\n");
+    while (list && list->name) {
+        printf("%-16s %s\n", list->name,
+            list->help ? list->help : "No description available");
+        list++;
+    }
+}
-- 
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