218 lines
6.7 KiB
C++
218 lines
6.7 KiB
C++
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/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2016 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "tinyxml2.h"
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Platform::Platform()
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{
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// This assumes the code you are checking is for the same architecture this is compiled on.
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#if defined(_WIN64)
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platform(Win64);
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#elif defined(_WIN32)
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platform(Win32A);
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#else
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platform(Native);
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#endif
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}
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bool Platform::platform(Platform::PlatformType type)
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{
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switch (type) {
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case Unspecified:
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platformType = type;
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sizeof_bool = sizeof(bool);
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sizeof_short = sizeof(short);
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sizeof_int = sizeof(int);
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sizeof_long = sizeof(long);
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sizeof_long_long = sizeof(long long);
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sizeof_float = sizeof(float);
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sizeof_double = sizeof(double);
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sizeof_long_double = sizeof(long double);
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sizeof_wchar_t = sizeof(wchar_t);
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sizeof_size_t = sizeof(std::size_t);
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sizeof_pointer = sizeof(void *);
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defaultSign = '\0';
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char_bit = 8;
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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case Native: // same as system this code was compile on
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platformType = type;
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sizeof_bool = sizeof(bool);
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sizeof_short = sizeof(short);
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sizeof_int = sizeof(int);
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sizeof_long = sizeof(long);
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sizeof_long_long = sizeof(long long);
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sizeof_float = sizeof(float);
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sizeof_double = sizeof(double);
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sizeof_long_double = sizeof(long double);
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sizeof_wchar_t = sizeof(wchar_t);
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sizeof_size_t = sizeof(std::size_t);
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sizeof_pointer = sizeof(void *);
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{
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char x = -1;
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defaultSign = (x < 0) ? 's' : 'u';
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}
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char_bit = 8;
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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case Win32W:
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case Win32A:
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platformType = type;
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sizeof_bool = 1; // 4 in Visual C++ 4.2
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sizeof_short = 2;
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sizeof_int = 4;
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sizeof_long = 4;
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sizeof_long_long = 8;
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sizeof_float = 4;
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sizeof_double = 8;
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sizeof_long_double = 8;
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sizeof_wchar_t = 2;
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sizeof_size_t = 4;
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sizeof_pointer = 4;
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defaultSign = '\0';
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char_bit = 8;
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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case Win64:
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platformType = type;
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sizeof_bool = 1;
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sizeof_short = 2;
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sizeof_int = 4;
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sizeof_long = 4;
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sizeof_long_long = 8;
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sizeof_float = 4;
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sizeof_double = 8;
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sizeof_long_double = 8;
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sizeof_wchar_t = 2;
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sizeof_size_t = 8;
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sizeof_pointer = 8;
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defaultSign = '\0';
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char_bit = 8;
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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case Unix32:
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platformType = type;
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sizeof_bool = 1;
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sizeof_short = 2;
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sizeof_int = 4;
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sizeof_long = 4;
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sizeof_long_long = 8;
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sizeof_float = 4;
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sizeof_double = 8;
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sizeof_long_double = 12;
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sizeof_wchar_t = 4;
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sizeof_size_t = 4;
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sizeof_pointer = 4;
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defaultSign = '\0';
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char_bit = 8;
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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case Unix64:
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platformType = type;
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sizeof_bool = 1;
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sizeof_short = 2;
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sizeof_int = 4;
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sizeof_long = 8;
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sizeof_long_long = 8;
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sizeof_float = 4;
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sizeof_double = 8;
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sizeof_long_double = 16;
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sizeof_wchar_t = 4;
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sizeof_size_t = 8;
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sizeof_pointer = 8;
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defaultSign = '\0';
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char_bit = 8;
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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}
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// unsupported platform
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return false;
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}
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bool Platform::platformFile(const std::string &filename)
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{
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// open file..
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tinyxml2::XMLDocument doc;
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if (doc.LoadFile(filename.c_str()) != tinyxml2::XML_SUCCESS)
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return false;
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const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
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if (!rootnode || std::strcmp(rootnode->Name(), "platform") != 0)
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return false;
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for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
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if (std::strcmp(node->Name(), "default-sign") == 0)
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defaultSign = *node->GetText();
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else if (std::strcmp(node->Name(), "char_bit") == 0)
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char_bit = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "sizeof") == 0) {
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for (const tinyxml2::XMLElement *sz = node->FirstChildElement(); sz; sz = sz->NextSiblingElement()) {
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if (std::strcmp(node->Name(), "short") == 0)
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sizeof_short = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "int") == 0)
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sizeof_int = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "long") == 0)
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sizeof_long = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "long-long") == 0)
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sizeof_long_long = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "float") == 0)
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sizeof_float = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "double") == 0)
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sizeof_double = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "long-double") == 0)
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sizeof_long_double = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "pointer") == 0)
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sizeof_pointer = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "size_t") == 0)
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sizeof_size_t = std::atoi(node->GetText());
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else if (std::strcmp(node->Name(), "wchar_t") == 0)
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sizeof_wchar_t = std::atoi(node->GetText());
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}
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}
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}
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short_bit = char_bit * sizeof_short;
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int_bit = char_bit * sizeof_int;
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long_bit = char_bit * sizeof_long;
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long_long_bit = char_bit * sizeof_long_long;
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return true;
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}
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