blob: 5dad01e35d6adc182837bae9a737a66d38ae2178 [file] [log] [blame]
// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cgpt.h"
#include <getopt.h>
#include <string.h>
#include "cgpt_params.h"
static void Usage(void)
{
printf("\nUsage: %s legacy [OPTIONS] DRIVE\n\n"
"Switch GPT header signature to \"CHROMEOS\".\n\n"
"Options:\n"
" -e Switch GPT header signature back to \"EFI PART\"\n"
"\n", progname);
}
int cmd_legacy(int argc, char *argv[]) {
CgptLegacyParams params;
memset(&params, 0, sizeof(params));
int c;
int errorcnt = 0;
opterr = 0; // quiet, you
while ((c=getopt(argc, argv, ":he")) != -1)
{
switch (c)
{
case 'e':
params.efipart = 1;
break;
case 'h':
Usage();
return CGPT_OK;
case '?':
Error("unrecognized option: -%c\n", optopt);
errorcnt++;
break;
case ':':
Error("missing argument to -%c\n", optopt);
errorcnt++;
break;
default:
errorcnt++;
break;
}
}
if (errorcnt)
{
Usage();
return CGPT_FAILED;
}
if (optind >= argc) {
Usage();
return CGPT_FAILED;
}
params.drive_name = argv[optind];
return cgpt_legacy(&params);
}