cppcheck/lib/utils.h

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/*
* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2018 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
//---------------------------------------------------------------------------
#ifndef utilsH
#define utilsH
//---------------------------------------------------------------------------
#include <algorithm>
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#include <cctype>
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#include <cstddef>
#include <string>
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inline bool endsWith(const std::string &str, char c)
{
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return str[str.size()-1U] == c;
}
inline bool endsWith(const std::string &str, const char end[], std::size_t endlen)
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{
return (str.size() >= endlen) && (str.compare(str.size()-endlen, endlen, end)==0);
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}
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inline static const char *getOrdinalText(int i)
{
if (i == 1)
return "st";
if (i == 2)
return "nd";
if (i == 3)
return "rd";
return "th";
}
inline static int caseInsensitiveStringCompare(const std::string &lhs, const std::string &rhs)
{
if (lhs.size() != rhs.size())
return (lhs.size() < rhs.size()) ? -1 : 1;
for (unsigned int i = 0; i < lhs.size(); ++i) {
const int c1 = std::toupper(lhs[i]);
const int c2 = std::toupper(rhs[i]);
if (c1 != c2)
return (c1 < c2) ? -1 : 1;
}
return 0;
}
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#define UNUSED(x) (void)(x)
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// Use the nonneg macro when you want to assert that a variable/argument is not negative
#ifdef __CPPCHECK__
#define nonneg __cppcheck_low__(0)
#elif defined(NONNEG)
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// Enable non-negative values checking
// TODO : investigate using annotations/contracts for stronger value checking
#define nonneg unsigned
#else
// Disable non-negative values checking
#define nonneg
#endif
#if defined(__has_feature)
#if __has_feature(address_sanitizer)
#define ASAN 1
#endif
#endif
#ifndef ASAN
#ifdef __SANITIZE_ADDRESS__
#define ASAN 1
#else
#define ASAN 0
#endif
#endif
#endif