libcruft-util/string.cpp

54 lines
1.4 KiB
C++

/*
* 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/.
*
* Copyright 2011-2017 Danny Robson <danny@nerdcruft.net>
*/
#include "string.hpp"
#include <cstring>
#if 0
#include <codecvt>
#include <locale>
// HACK: cxx#xxx, codecvt is deprecated, but we don't have a good solution right now.
// Ignoring the warning is the best past forward in the short term.
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
///////////////////////////////////////////////////////////////////////////////
std::string
cruft::to_utf8 (const wchar_t *src)
{
using convert_t = std::codecvt_utf8<wchar_t>;
std::wstring_convert<convert_t,wchar_t> converter;
return converter.to_bytes (src);
}
//-----------------------------------------------------------------------------
std::string
cruft::to_utf8 (const std::wstring &src)
{
return to_utf8 (src.c_str ());
}
#endif
///////////////////////////////////////////////////////////////////////////////
// TODO: Horribly inefficient, but God help you if you're relying on this
// being efficient in the first place.
bool
strbegins (const char *restrict str,
const char *restrict prefix) {
return 0 == strncmp (prefix, str, strlen (prefix));
}
#pragma GCC diagnostic pop