@@ -1488,25 +1488,52 @@ static int img_compare(const img_cmd_t *ccmd, int argc, char **argv)
for (;;) {
static const struct option long_options[] = {
{"help", no_argument, 0, 'h'},
+ {"quiet", no_argument, 0, 'q'},
{"object", required_argument, 0, OPTION_OBJECT},
+ {"cache", required_argument, 0, 'T'},
{"image-opts", no_argument, 0, OPTION_IMAGE_OPTS},
+ {"a-format", required_argument, 0, 'f'},
+ {"left-format", required_argument, 0, 'f'},
+ {"b-format", required_argument, 0, 'F'},
+ {"right-format", required_argument, 0, 'F'},
{"force-share", no_argument, 0, 'U'},
+ {"strict", no_argument, 0, 's'},
+ {"progress", no_argument, 0, 'p'},
{0, 0, 0, 0}
};
- c = getopt_long(argc, argv, ":hf:F:T:pqsU",
+ c = getopt_long(argc, argv, "hf:F:T:pqsU",
long_options, NULL);
if (c == -1) {
break;
}
switch (c) {
- case ':':
- missing_argument(argv[optind - 1]);
- break;
- case '?':
- unrecognized_option(argv[optind - 1]);
- break;
case 'h':
- help();
+ cmd_help(ccmd,
+"[--image-opts | [-f FMT] [-F FMT]] [-s]\n"
+" [-T CACHE] [-U] [--object OBJDEF] FILENAME1 FILENAME2\n"
+,
+" -q, --quiet\n"
+" quiet operation\n"
+" -p, --progress\n"
+" show operation progress\n"
+" -f, --a-format FMT\n"
+" specify FILENAME1 image format explicitly\n"
+" -F, --b-format FMT\n"
+" specify FILENAME2 image format explicitly\n"
+" --image-opts\n"
+" indicates that FILENAMEs are complete image specifications\n"
+" instead of file names (incompatible with --a-format and --b-format)\n"
+" -s, --strict\n"
+" strict mode, also check if sizes are equal\n"
+" -T, --cache CACHE_MODE\n"
+" images caching mode (" BDRV_DEFAULT_CACHE ")\n"
+" -U, --force-share\n"
+" open images in shared mode for concurrent access\n"
+" --object OBJDEF\n"
+" QEMU user-creatable object (eg encryption key)\n"
+" FILENAME1, FILENAME2\n"
+" image files (or specifications) to compare\n"
+);
break;
case 'f':
fmt1 = optarg;
@@ -1547,6 +1574,8 @@ static int img_compare(const img_cmd_t *ccmd, int argc, char **argv)
case OPTION_IMAGE_OPTS:
image_opts = true;
break;
+ default:
+ tryhelp(argv[0]);
}
}
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru> --- qemu-img.c | 45 +++++++++++++++++++++++++++++++++++++-------- 1 file changed, 37 insertions(+), 8 deletions(-)