cppcheck/lib/environment.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2013 Daniel Marjamäki and 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/>.
*/
#include "environment.h"
#include <tinyxml2.h>
Environment::Environment() : allocid(0)
{
while (!ismemory(++allocid));
_alloc["malloc"] = allocid;
_alloc["calloc"] = allocid;
_alloc["strdup"] = allocid;
_alloc["strndup"] = allocid;
_dealloc["free"] = allocid;
while (!isresource(++allocid));
_alloc["fopen"] = allocid;
_dealloc["fclose"] = allocid;
}
Environment::Environment(const Environment &env) : use(env.use), ignore(env.ignore), noreturn(env.noreturn), allocid(env.allocid), _alloc(env._alloc), _dealloc(env._dealloc)
{
}
Environment::~Environment() { }
bool Environment::load(const char path[])
{
tinyxml2::XMLDocument doc;
const tinyxml2::XMLError error = doc.LoadFile(path);
if (error != tinyxml2::XML_NO_ERROR)
return false;
const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
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if (strcmp(rootnode->Name(),"def") != 0)
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return false;
for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
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if (strcmp(node->Name(),"memory")==0) {
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while (!ismemory(++allocid));
for (const tinyxml2::XMLElement *memorynode = node->FirstChildElement(); memorynode; memorynode = memorynode->NextSiblingElement()) {
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if (strcmp(memorynode->Name(),"alloc")==0)
_alloc[memorynode->GetText()] = allocid;
else if (strcmp(memorynode->Name(),"dealloc")==0)
_dealloc[memorynode->GetText()] = allocid;
else if (strcmp(memorynode->Name(),"use")==0)
use.insert(memorynode->GetText());
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else
return false;
}
}
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else if (strcmp(node->Name(),"ignore")==0)
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ignore.insert(node->GetText());
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else if (strcmp(node->Name(),"noreturn")==0)
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noreturn.insert(node->GetText());
else
return false;
}
return true;
}