gecko-dev/xpcom/base/MacHelpers.mm
Markus Stange f92c8259d3 Bug 1310814 - Add ObjC exception guards. r=spohl
With the added safety checks it's unlikely that anything in this function will
fire ObjC exceptions, but our rule is to have guards around every Objective C
function that can directly be called from C++ files.

MozReview-Commit-ID: GQ0bN5638Sf

--HG--
extra : rebase_source : 3919f4a2b8160f197e1690ba13b58319239848e1
extra : source : 3d233eddd929e0cb2cadf0b07f75d60aa3fba419
2016-10-18 11:23:38 -04:00

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1.1 KiB
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsString.h"
#include "MacHelpers.h"
#include "nsObjCExceptions.h"
#import <Foundation/Foundation.h>
namespace mozilla {
nsresult
GetSelectedCityInfo(nsAString& aCountryCode)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
// Can be replaced with [[NSLocale currentLocale] countryCode] once we build
// with the 10.12 SDK.
id countryCode = [[NSLocale currentLocale] objectForKey:NSLocaleCountryCode];
if (![countryCode isKindOfClass:[NSString class]]) {
return NS_ERROR_FAILURE;
}
const char* countryCodeUTF8 = [(NSString*)countryCode UTF8String];
if (!countryCodeUTF8) {
return NS_ERROR_FAILURE;
}
AppendUTF8toUTF16(countryCodeUTF8, aCountryCode);
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
} // namespace Mozilla