319 lines
10 KiB
C++
319 lines
10 KiB
C++
/*
|
|
* Cppcheck - A tool for static C/C++ code analysis
|
|
* Copyright (C) 2007-2016 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 "settings.h"
|
|
#include "preprocessor.h" // Preprocessor
|
|
#include "utils.h"
|
|
#include "tinyxml2.h"
|
|
|
|
#include <fstream>
|
|
#include <set>
|
|
|
|
Settings::Settings()
|
|
: _terminated(false),
|
|
debug(false),
|
|
debugnormal(false),
|
|
debugwarnings(false),
|
|
dump(false),
|
|
exceptionHandling(false),
|
|
inconclusive(false),
|
|
jointSuppressionReport(false),
|
|
experimental(false),
|
|
quiet(false),
|
|
inlineSuppressions(false),
|
|
verbose(false),
|
|
force(false),
|
|
relativePaths(false),
|
|
xml(false), xml_version(1),
|
|
jobs(1),
|
|
loadAverage(0),
|
|
exitCode(0),
|
|
showtime(SHOWTIME_NONE),
|
|
preprocessOnly(false),
|
|
maxConfigs(12),
|
|
enforcedLang(None),
|
|
reportProgress(false),
|
|
checkConfiguration(false),
|
|
checkLibrary(false)
|
|
{
|
|
// This assumes the code you are checking is for the same architecture this is compiled on.
|
|
#if defined(_WIN64)
|
|
platform(Win64);
|
|
#elif defined(_WIN32)
|
|
platform(Win32A);
|
|
#else
|
|
platform(Native);
|
|
#endif
|
|
}
|
|
|
|
namespace {
|
|
const std::set<std::string> id = make_container< std::set<std::string> > ()
|
|
<< "warning"
|
|
<< "style"
|
|
<< "performance"
|
|
<< "portability"
|
|
<< "information"
|
|
<< "missingInclude"
|
|
<< "unusedFunction"
|
|
#ifdef CHECK_INTERNAL
|
|
<< "internal"
|
|
#endif
|
|
;
|
|
}
|
|
std::string Settings::addEnabled(const std::string &str)
|
|
{
|
|
// Enable parameters may be comma separated...
|
|
if (str.find(',') != std::string::npos) {
|
|
std::string::size_type prevPos = 0;
|
|
std::string::size_type pos = 0;
|
|
while ((pos = str.find(',', pos)) != std::string::npos) {
|
|
if (pos == prevPos)
|
|
return std::string("cppcheck: --enable parameter is empty");
|
|
const std::string errmsg(addEnabled(str.substr(prevPos, pos - prevPos)));
|
|
if (!errmsg.empty())
|
|
return errmsg;
|
|
++pos;
|
|
prevPos = pos;
|
|
}
|
|
if (prevPos >= str.length())
|
|
return std::string("cppcheck: --enable parameter is empty");
|
|
return addEnabled(str.substr(prevPos));
|
|
}
|
|
|
|
if (str == "all") {
|
|
std::set<std::string>::const_iterator it;
|
|
for (it = id.begin(); it != id.end(); ++it) {
|
|
if (*it == "internal")
|
|
continue;
|
|
|
|
_enabled.insert(*it);
|
|
}
|
|
} else if (id.find(str) != id.end()) {
|
|
_enabled.insert(str);
|
|
if (str == "information") {
|
|
_enabled.insert("missingInclude");
|
|
}
|
|
} else {
|
|
if (str.empty())
|
|
return std::string("cppcheck: --enable parameter is empty");
|
|
else
|
|
return std::string("cppcheck: there is no --enable parameter with the name '" + str + "'");
|
|
}
|
|
|
|
return std::string("");
|
|
}
|
|
|
|
|
|
bool Settings::append(const std::string &filename)
|
|
{
|
|
std::ifstream fin(filename.c_str());
|
|
if (!fin.is_open()) {
|
|
return false;
|
|
}
|
|
std::string line;
|
|
while (std::getline(fin, line)) {
|
|
_append += line + "\n";
|
|
}
|
|
Preprocessor::preprocessWhitespaces(_append);
|
|
return true;
|
|
}
|
|
|
|
const std::string &Settings::append() const
|
|
{
|
|
return _append;
|
|
}
|
|
|
|
bool Settings::platform(PlatformType type)
|
|
{
|
|
switch (type) {
|
|
case Unspecified:
|
|
platformType = type;
|
|
sizeof_bool = sizeof(bool);
|
|
sizeof_short = sizeof(short);
|
|
sizeof_int = sizeof(int);
|
|
sizeof_long = sizeof(long);
|
|
sizeof_long_long = sizeof(long long);
|
|
sizeof_float = sizeof(float);
|
|
sizeof_double = sizeof(double);
|
|
sizeof_long_double = sizeof(long double);
|
|
sizeof_wchar_t = sizeof(wchar_t);
|
|
sizeof_size_t = sizeof(std::size_t);
|
|
sizeof_pointer = sizeof(void *);
|
|
defaultSign = '\0';
|
|
char_bit = 8;
|
|
short_bit = char_bit * sizeof_short;
|
|
int_bit = char_bit * sizeof_int;
|
|
long_bit = char_bit * sizeof_long;
|
|
long_long_bit = char_bit * sizeof_long_long;
|
|
return true;
|
|
case Native: // same as system this code was compile on
|
|
platformType = type;
|
|
sizeof_bool = sizeof(bool);
|
|
sizeof_short = sizeof(short);
|
|
sizeof_int = sizeof(int);
|
|
sizeof_long = sizeof(long);
|
|
sizeof_long_long = sizeof(long long);
|
|
sizeof_float = sizeof(float);
|
|
sizeof_double = sizeof(double);
|
|
sizeof_long_double = sizeof(long double);
|
|
sizeof_wchar_t = sizeof(wchar_t);
|
|
sizeof_size_t = sizeof(std::size_t);
|
|
sizeof_pointer = sizeof(void *);
|
|
{
|
|
int x = 2;
|
|
defaultSign = (-10 / x == -5) ? 's' : 'u';
|
|
}
|
|
char_bit = 8;
|
|
short_bit = char_bit * sizeof_short;
|
|
int_bit = char_bit * sizeof_int;
|
|
long_bit = char_bit * sizeof_long;
|
|
long_long_bit = char_bit * sizeof_long_long;
|
|
return true;
|
|
case Win32W:
|
|
case Win32A:
|
|
platformType = type;
|
|
sizeof_bool = 1; // 4 in Visual C++ 4.2
|
|
sizeof_short = 2;
|
|
sizeof_int = 4;
|
|
sizeof_long = 4;
|
|
sizeof_long_long = 8;
|
|
sizeof_float = 4;
|
|
sizeof_double = 8;
|
|
sizeof_long_double = 8;
|
|
sizeof_wchar_t = 2;
|
|
sizeof_size_t = 4;
|
|
sizeof_pointer = 4;
|
|
defaultSign = '\0';
|
|
char_bit = 8;
|
|
short_bit = char_bit * sizeof_short;
|
|
int_bit = char_bit * sizeof_int;
|
|
long_bit = char_bit * sizeof_long;
|
|
long_long_bit = char_bit * sizeof_long_long;
|
|
return true;
|
|
case Win64:
|
|
platformType = type;
|
|
sizeof_bool = 1;
|
|
sizeof_short = 2;
|
|
sizeof_int = 4;
|
|
sizeof_long = 4;
|
|
sizeof_long_long = 8;
|
|
sizeof_float = 4;
|
|
sizeof_double = 8;
|
|
sizeof_long_double = 8;
|
|
sizeof_wchar_t = 2;
|
|
sizeof_size_t = 8;
|
|
sizeof_pointer = 8;
|
|
defaultSign = '\0';
|
|
char_bit = 8;
|
|
short_bit = char_bit * sizeof_short;
|
|
int_bit = char_bit * sizeof_int;
|
|
long_bit = char_bit * sizeof_long;
|
|
long_long_bit = char_bit * sizeof_long_long;
|
|
return true;
|
|
case Unix32:
|
|
platformType = type;
|
|
sizeof_bool = 1;
|
|
sizeof_short = 2;
|
|
sizeof_int = 4;
|
|
sizeof_long = 4;
|
|
sizeof_long_long = 8;
|
|
sizeof_float = 4;
|
|
sizeof_double = 8;
|
|
sizeof_long_double = 12;
|
|
sizeof_wchar_t = 4;
|
|
sizeof_size_t = 4;
|
|
sizeof_pointer = 4;
|
|
defaultSign = '\0';
|
|
char_bit = 8;
|
|
short_bit = char_bit * sizeof_short;
|
|
int_bit = char_bit * sizeof_int;
|
|
long_bit = char_bit * sizeof_long;
|
|
long_long_bit = char_bit * sizeof_long_long;
|
|
return true;
|
|
case Unix64:
|
|
platformType = type;
|
|
sizeof_bool = 1;
|
|
sizeof_short = 2;
|
|
sizeof_int = 4;
|
|
sizeof_long = 8;
|
|
sizeof_long_long = 8;
|
|
sizeof_float = 4;
|
|
sizeof_double = 8;
|
|
sizeof_long_double = 16;
|
|
sizeof_wchar_t = 4;
|
|
sizeof_size_t = 8;
|
|
sizeof_pointer = 8;
|
|
defaultSign = '\0';
|
|
char_bit = 8;
|
|
short_bit = char_bit * sizeof_short;
|
|
int_bit = char_bit * sizeof_int;
|
|
long_bit = char_bit * sizeof_long;
|
|
long_long_bit = char_bit * sizeof_long_long;
|
|
return true;
|
|
}
|
|
|
|
// unsupported platform
|
|
return false;
|
|
}
|
|
|
|
bool Settings::platformFile(const std::string &filename)
|
|
{
|
|
// open file..
|
|
tinyxml2::XMLDocument doc;
|
|
if (doc.LoadFile(filename.c_str()) != tinyxml2::XML_NO_ERROR)
|
|
return false;
|
|
|
|
const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
|
|
|
|
if (!rootnode || std::strcmp(rootnode->Name(),"platform") != 0)
|
|
return false;
|
|
|
|
for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
|
|
if (std::strcmp(node->Name(), "default-sign") == 0)
|
|
defaultSign = *node->GetText();
|
|
else if (std::strcmp(node->Name(), "char_bit") == 0)
|
|
char_bit = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "sizeof") == 0) {
|
|
for (const tinyxml2::XMLElement *sz = node->FirstChildElement(); sz; sz = sz->NextSiblingElement()) {
|
|
if (std::strcmp(node->Name(), "short") == 0)
|
|
sizeof_short = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "int") == 0)
|
|
sizeof_int = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "long") == 0)
|
|
sizeof_long = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "long-long") == 0)
|
|
sizeof_long_long = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "float") == 0)
|
|
sizeof_float = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "double") == 0)
|
|
sizeof_double = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "long-double") == 0)
|
|
sizeof_long_double = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "pointer") == 0)
|
|
sizeof_pointer = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "size_t") == 0)
|
|
sizeof_size_t = std::atoi(node->GetText());
|
|
else if (std::strcmp(node->Name(), "wchar_t") == 0)
|
|
sizeof_wchar_t = std::atoi(node->GetText());
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|