yeahuh / rpms / qemu-kvm

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From 867469aa337ac206ee6f4ea1b5c4c0f1ec36696d Mon Sep 17 00:00:00 2001
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From: Kevin Wolf <kwolf@redhat.com>
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Date: Tue, 25 Feb 2014 15:00:03 +0100
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Subject: [PATCH 5/7] qemu-img amend: Support multiple -o options
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RH-Author: Kevin Wolf <kwolf@redhat.com>
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Message-id: <1393340405-9936-5-git-send-email-kwolf@redhat.com>
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Patchwork-id: 57794
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O-Subject: [RHEL-7.0 qemu-kvm PATCH 4/6] qemu-img amend: Support multiple -o options
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Bugzilla: 1065873
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RH-Acked-by: Juan Quintela <quintela@redhat.com>
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RH-Acked-by: Fam Zheng <famz@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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Instead of ignoring all option values but the last one, multiple -o
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options now have the same meaning as having a single option with all
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settings in the order of their respective -o options.
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Reviewed-by: Jeff Cody <jcody@redhat.com>
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Reviewed-by: Eric Blake <eblake@redhat.com>
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(cherry picked from commit 626f84f39d4ae365a44dbbc0d0dd3c7739c3971a)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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---
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 qemu-img.c | 17 +++++++++++++++--
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 1 file changed, 15 insertions(+), 2 deletions(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 qemu-img.c |   17 +++++++++++++++--
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 1 files changed, 15 insertions(+), 2 deletions(-)
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diff --git a/qemu-img.c b/qemu-img.c
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index e7b12c2..5002a56 100644
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--- a/qemu-img.c
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+++ b/qemu-img.c
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@@ -2617,7 +2617,18 @@ static int img_amend(int argc, char **argv)
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                 help();
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                 break;
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             case 'o':
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-                options = optarg;
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+                if (!is_valid_option_list(optarg)) {
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+                    error_report("Invalid option list: %s", optarg);
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+                    ret = -1;
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+                    goto out;
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+                }
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+                if (!options) {
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+                    options = g_strdup(optarg);
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+                } else {
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+                    char *old_options = options;
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+                    options = g_strdup_printf("%s,%s", options, optarg);
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+                    g_free(old_options);
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+                }
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                 break;
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             case 'f':
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                 fmt = optarg;
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@@ -2647,7 +2658,7 @@ static int img_amend(int argc, char **argv)
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     fmt = bs->drv->format_name;
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-    if (is_help_option(options)) {
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+    if (has_help_option(options)) {
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         ret = print_block_option_help(filename, fmt);
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         goto out;
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     }
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@@ -2674,6 +2685,8 @@ out:
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     }
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     free_option_parameters(create_options);
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     free_option_parameters(options_param);
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+    g_free(options);
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+
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     if (ret) {
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         return 1;
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     }
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-- 
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1.7.1
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