qemu-img amend: Support multiple -o options

Instead of ignoring all option values but the last one, multiple -o
options now have the same meaning as having a single option with all
settings in the order of their respective -o options.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Kevin Wolf 2014-02-21 16:24:06 +01:00
parent 2dc8328b4c
commit 626f84f39d

View file

@ -2667,7 +2667,18 @@ static int img_amend(int argc, char **argv)
help();
break;
case 'o':
options = optarg;
if (!is_valid_option_list(optarg)) {
error_report("Invalid option list: %s", optarg);
ret = -1;
goto out;
}
if (!options) {
options = g_strdup(optarg);
} else {
char *old_options = options;
options = g_strdup_printf("%s,%s", options, optarg);
g_free(old_options);
}
break;
case 'f':
fmt = optarg;
@ -2697,7 +2708,7 @@ static int img_amend(int argc, char **argv)
fmt = bs->drv->format_name;
if (is_help_option(options)) {
if (has_help_option(options)) {
ret = print_block_option_help(filename, fmt);
goto out;
}
@ -2724,6 +2735,8 @@ out:
}
free_option_parameters(create_options);
free_option_parameters(options_param);
g_free(options);
if (ret) {
return 1;
}