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cppcheck/lib/importproject.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2019 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 "importproject.h"
#include "path.h"
#include "settings.h"
#include "tinyxml2.h"
#include "token.h"
#include "tokenize.h"
#include "tokenlist.h"
#include "utils.h"
#include "../externals/picojson.h"
#include <cstring>
#include <fstream>
#include <utility>
void ImportProject::ignorePaths(const std::vector<std::string> &ipaths)
{
for (std::list<FileSettings>::iterator it = fileSettings.begin(); it != fileSettings.end();) {
bool ignore = false;
for (const std::string &i : ipaths) {
if (it->filename.size() > i.size() && it->filename.compare(0,i.size(),i)==0) {
ignore = true;
break;
}
}
if (ignore)
fileSettings.erase(it++);
else
++it;
}
}
void ImportProject::ignoreOtherConfigs(const std::string &cfg)
{
for (std::list<FileSettings>::iterator it = fileSettings.begin(); it != fileSettings.end();) {
if (it->cfg != cfg)
fileSettings.erase(it++);
else
++it;
}
}
void ImportProject::ignoreOtherPlatforms(cppcheck::Platform::PlatformType platformType)
{
for (std::list<FileSettings>::iterator it = fileSettings.begin(); it != fileSettings.end();) {
if (it->platformType != cppcheck::Platform::Unspecified && it->platformType != platformType)
fileSettings.erase(it++);
else
++it;
}
}
void ImportProject::FileSettings::setDefines(std::string defs)
{
while (defs.find(";%(") != std::string::npos) {
const std::string::size_type pos1 = defs.find(";%(");
const std::string::size_type pos2 = defs.find(';', pos1+1);
defs.erase(pos1, pos2 == std::string::npos ? pos2 : (pos2-pos1));
}
while (defs.find(";;") != std::string::npos)
defs.erase(defs.find(";;"),1);
while (!defs.empty() && defs[0] == ';')
defs.erase(0, 1);
while (!defs.empty() && endsWith(defs,';'))
defs.erase(defs.size() - 1U); // TODO: Use std::string::pop_back() as soon as travis supports it
bool eq = false;
for (std::size_t pos = 0; pos < defs.size(); ++pos) {
if (defs[pos] == '(' || defs[pos] == '=')
eq = true;
else if (defs[pos] == ';') {
if (!eq) {
defs.insert(pos,"=1");
pos += 3;
}
if (pos < defs.size())
eq = false;
}
}
if (!eq && !defs.empty())
defs += "=1";
defines.swap(defs);
}
static bool simplifyPathWithVariables(std::string &s, std::map<std::string, std::string, cppcheck::stricmp> &variables)
{
std::set<std::string, cppcheck::stricmp> expanded;
std::string::size_type start = 0;
while ((start = s.find("$(")) != std::string::npos) {
const std::string::size_type end = s.find(')',start);
if (end == std::string::npos)
break;
const std::string var = s.substr(start+2,end-start-2);
if (expanded.find(var) != expanded.end())
break;
expanded.insert(var);
std::map<std::string, std::string, cppcheck::stricmp>::const_iterator it1 = variables.find(var);
// variable was not found within defined variables
if (it1 == variables.end()) {
const char *envValue = std::getenv(var.c_str());
if (!envValue) {
//! \todo generate a debug/info message about undefined variable
break;
}
variables[var] = std::string(envValue);
it1 = variables.find(var);
}
s = s.substr(0, start) + it1->second + s.substr(end + 1);
}
if (s.find("$(") != std::string::npos)
return false;
s = Path::simplifyPath(Path::fromNativeSeparators(s));
return true;
}
void ImportProject::FileSettings::setIncludePaths(const std::string &basepath, const std::list<std::string> &in, std::map<std::string, std::string, cppcheck::stricmp> &variables)
{
std::list<std::string> I;
// only parse each includePath once - so remove duplicates
std::list<std::string> uniqueIncludePaths = in;
uniqueIncludePaths.sort();
uniqueIncludePaths.unique();
for (const std::string &it : uniqueIncludePaths) {
if (it.empty())
continue;
if (it.compare(0,2,"%(")==0)
continue;
std::string s(Path::fromNativeSeparators(it));
if (s[0] == '/' || (s.size() > 1U && s.compare(1,2,":/") == 0)) {
if (!endsWith(s,'/'))
s += '/';
I.push_back(s);
continue;
}
if (endsWith(s,'/')) // this is a temporary hack, simplifyPath can crash if path ends with '/'
s.erase(s.size() - 1U); // TODO: Use std::string::pop_back() as soon as travis supports it
if (s.find("$(") == std::string::npos) {
s = Path::simplifyPath(basepath + s);
} else {
if (!simplifyPathWithVariables(s, variables))
continue;
}
if (s.empty())
continue;
I.push_back(s + '/');
}
includePaths.swap(I);
}
ImportProject::Type ImportProject::import(const std::string &filename, Settings *settings)
{
std::ifstream fin(filename);
if (!fin.is_open())
return ImportProject::Type::MISSING;
if (endsWith(filename, ".json", 5)) {
importCompileCommands(fin);
return ImportProject::Type::COMPILE_DB;
} else if (endsWith(filename, ".sln", 4)) {
std::string path(Path::getPathFromFilename(Path::fromNativeSeparators(filename)));
if (!path.empty() && !endsWith(path,'/'))
path += '/';
importSln(fin,path);
return ImportProject::Type::VS_SLN;
} else if (endsWith(filename, ".vcxproj", 8)) {
std::map<std::string, std::string, cppcheck::stricmp> variables;
importVcxproj(filename, variables, emptyString);
return ImportProject::Type::VS_VCXPROJ;
} else if (endsWith(filename, ".bpr", 4)) {
importBcb6Prj(filename);
return ImportProject::Type::BORLAND;
} else if (settings && endsWith(filename, ".cppcheck", 9)) {
return importCppcheckGuiProject(fin, settings) ? ImportProject::Type::CPPCHECK_GUI : ImportProject::Type::MISSING;
}
return ImportProject::Type::UNKNOWN;
}
static std::string readUntil(const std::string &command, std::string::size_type *pos, const char until[])
{
std::string ret;
bool str = false;
while (*pos < command.size() && (str || !std::strchr(until, command[*pos]))) {
if (command[*pos] == '\\')
++*pos;
if (*pos < command.size())
ret += command[(*pos)++];
if (endsWith(ret, '\"'))
str = !str;
}
return ret;
}
void ImportProject::FileSettings::parseCommand(const std::string &command)
{
std::string defs;
// Parse command..
std::string::size_type pos = 0;
while (std::string::npos != (pos = command.find(' ',pos))) {
while (pos < command.size() && command[pos] == ' ')
pos++;
if (pos >= command.size())
break;
if (command[pos] != '/' && command[pos] != '-')
continue;
pos++;
if (pos >= command.size())
break;
const char F = command[pos++];
if (std::strchr("DUI", F)) {
while (pos < command.size() && command[pos] == ' ')
++pos;
}
const std::string fval = readUntil(command, &pos, " =");
if (F=='D') {
const std::string defval = readUntil(command, &pos, " ");
defs += fval;
if (!defval.empty())
defs += defval;
defs += ';';
} else if (F=='U')
undefs.insert(fval);
else if (F=='I')
includePaths.push_back(fval);
else if (F=='s' && fval.compare(0,2,"td") == 0) {
++pos;
const std::string stdval = readUntil(command, &pos, " ");
standard = stdval;
if (standard.compare(0, 3, "c++") || standard.compare(0, 5, "gnu++")) {
std::string stddef;
if (standard == "c++98" || standard == "gnu++98" || standard == "c++03" || standard == "gnu++03") {
stddef = "199711L";
} else if (standard == "c++11" || standard == "gnu++11"|| standard == "c++0x" || standard == "gnu++0x") {
stddef = "201103L";
} else if (standard == "c++14" || standard == "gnu++14" || standard == "c++1y" || standard == "gnu++1y") {
stddef = "201402L";
} else if (standard == "c++17" || standard == "gnu++17" || standard == "c++1z" || standard == "gnu++1z") {
stddef = "201703L";
}
if (stddef.empty()) {
// TODO: log error
continue;
}
defs += "__cplusplus=";
defs += stddef;
defs += ";";
} else if (standard.compare(0, 1, "c") || standard.compare(0, 3, "gnu")) {
if (standard == "c90" || standard == "iso9899:1990" || standard == "gnu90" || standard == "iso9899:199409") {
// __STDC_VERSION__ is not set for C90 although the macro was added in the 1994 amendments
continue;
}
std::string stddef;
if (standard == "c99" || standard == "iso9899:1999" || standard == "gnu99") {
stddef = "199901L";
} else if (standard == "c11" || standard == "iso9899:2011" || standard == "gnu11" || standard == "c1x" || standard == "gnu1x") {
stddef = "201112L";
} else if (standard == "c17") {
stddef = "201710L";
}
if (stddef.empty()) {
// TODO: log error
continue;
}
defs += "__STDC_VERSION__=";
defs += stddef;
defs += ";";
}
} else if (F == 'i' && fval == "system") {
++pos;
const std::string isystem = readUntil(command, &pos, " ");
systemIncludePaths.push_back(isystem);
} else if (F=='m') {
if (fval == "unicode") {
defs += "UNICODE";
defs += ";";
}
} else if (F=='f') {
if (fval == "pic") {
defs += "__pic__";
defs += ";";
} else if (fval == "PIC") {
defs += "__PIC__";
defs += ";";
} else if (fval == "pie") {
defs += "__pie__";
defs += ";";
} else if (fval == "PIE") {
defs += "__PIE__";
defs += ";";
}
}
}
setDefines(defs);
}
void ImportProject::importCompileCommands(std::istream &istr)
{
picojson::value compileCommands;
istr >> compileCommands;
if (!compileCommands.is<picojson::array>())
return;
for (const picojson::value &fileInfo : compileCommands.get<picojson::array>()) {
picojson::object obj = fileInfo.get<picojson::object>();
std::string dirpath = Path::fromNativeSeparators(obj["directory"].get<std::string>());
/* CMAKE produces the directory without trailing / so add it if not
* there - it is needed by setIncludePaths() */
if (!endsWith(dirpath, '/'))
dirpath += '/';
const std::string directory = dirpath;
const std::string command = obj["command"].get<std::string>();
const std::string file = Path::fromNativeSeparators(obj["file"].get<std::string>());
// Accept file?
if (!Path::acceptFile(file))
continue;
struct FileSettings fs;
if (Path::isAbsolute(file) || Path::fileExists(file))
fs.filename = file;
else {
std::string path = directory;
if (!path.empty() && !endsWith(path,'/'))
path += '/';
path += file;
fs.filename = Path::simplifyPath(path);
}
fs.parseCommand(command); // read settings; -D, -I, -U, -std, -m*, -f*
std::map<std::string, std::string, cppcheck::stricmp> variables;
fs.setIncludePaths(directory, fs.includePaths, variables);
fileSettings.push_back(fs);
}
}
void ImportProject::importSln(std::istream &istr, const std::string &path)
{
std::map<std::string,std::string,cppcheck::stricmp> variables;
variables["SolutionDir"] = path;
std::string line;
while (std::getline(istr,line)) {
if (line.compare(0,8,"Project(")!=0)
continue;
const std::string::size_type pos = line.find(".vcxproj");
if (pos == std::string::npos)
continue;
const std::string::size_type pos1 = line.rfind('\"',pos);
if (pos1 == std::string::npos)
continue;
std::string vcxproj(line.substr(pos1+1, pos-pos1+7));
if (!Path::isAbsolute(vcxproj))
vcxproj = path + vcxproj;
importVcxproj(Path::fromNativeSeparators(vcxproj), variables, emptyString);
}
}
namespace {
struct ProjectConfiguration {
explicit ProjectConfiguration(const tinyxml2::XMLElement *cfg) : platform(Unknown) {
const char *a = cfg->Attribute("Include");
if (a)
name = a;
for (const tinyxml2::XMLElement *e = cfg->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (!e->GetText())
continue;
if (std::strcmp(e->Name(),"Configuration")==0)
configuration = e->GetText();
else if (std::strcmp(e->Name(),"Platform")==0) {
platformStr = e->GetText();
if (platformStr == "Win32")
platform = Win32;
else if (platformStr == "x64")
platform = x64;
else
platform = Unknown;
}
}
}
std::string name;
std::string configuration;
enum { Win32, x64, Unknown } platform;
std::string platformStr;
};
struct ItemDefinitionGroup {
explicit ItemDefinitionGroup(const tinyxml2::XMLElement *idg, const std::string &includePaths) : additionalIncludePaths(includePaths) {
const char *condAttr = idg->Attribute("Condition");
if (condAttr)
condition = condAttr;
for (const tinyxml2::XMLElement *e1 = idg->FirstChildElement(); e1; e1 = e1->NextSiblingElement()) {
if (std::strcmp(e1->Name(), "ClCompile") != 0)
continue;
for (const tinyxml2::XMLElement *e = e1->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (e->GetText()) {
if (std::strcmp(e->Name(), "PreprocessorDefinitions") == 0)
preprocessorDefinitions = e->GetText();
else if (std::strcmp(e->Name(), "AdditionalIncludeDirectories") == 0) {
if (!additionalIncludePaths.empty())
additionalIncludePaths += ';';
additionalIncludePaths += e->GetText();
}
}
}
}
}
static void replaceAll(std::string &c, const std::string &from, const std::string &to) {
std::string::size_type pos;
while ((pos = c.find(from)) != std::string::npos) {
c.erase(pos,from.size());
c.insert(pos,to);
}
}
bool conditionIsTrue(const ProjectConfiguration &p) const {
if (condition.empty())
return true;
std::string c = '(' + condition + ");";
replaceAll(c, "$(Configuration)", p.configuration);
replaceAll(c, "$(Platform)", p.platformStr);
// TODO : Better evaluation
Settings s;
std::istringstream istr(c);
Tokenizer tokenizer(&s, nullptr);
tokenizer.tokenize(istr,"vcxproj");
for (const Token *tok = tokenizer.tokens(); tok; tok = tok->next()) {
if (tok->str() == "(" && tok->astOperand1() && tok->astOperand2()) {
if (tok->astOperand1()->expressionString() == "Configuration.Contains")
return ('\'' + p.configuration + '\'') == tok->astOperand2()->str();
}
if (tok->str() == "==" && tok->astOperand1() && tok->astOperand2() && tok->astOperand1()->str() == tok->astOperand2()->str())
return true;
}
return false;
}
std::string condition;
std::string preprocessorDefinitions;
std::string additionalIncludePaths;
};
}
static std::list<std::string> toStringList(const std::string &s)
{
std::list<std::string> ret;
std::string::size_type pos1 = 0;
std::string::size_type pos2;
while ((pos2 = s.find(';',pos1)) != std::string::npos) {
ret.push_back(s.substr(pos1, pos2-pos1));
pos1 = pos2 + 1;
if (pos1 >= s.size())
break;
}
if (pos1 < s.size())
ret.push_back(s.substr(pos1));
return ret;
}
static void importPropertyGroup(const tinyxml2::XMLElement *node, std::map<std::string,std::string,cppcheck::stricmp> *variables, std::string *includePath, bool *useOfMfc)
{
if (useOfMfc) {
for (const tinyxml2::XMLElement *e = node->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (std::strcmp(e->Name(), "UseOfMfc") == 0) {
*useOfMfc = true;
break;
}
}
}
const char* labelAttribute = node->Attribute("Label");
if (labelAttribute && std::strcmp(labelAttribute, "UserMacros") == 0) {
for (const tinyxml2::XMLElement *propertyGroup = node->FirstChildElement(); propertyGroup; propertyGroup = propertyGroup->NextSiblingElement()) {
const std::string name(propertyGroup->Name());
const char *text = propertyGroup->GetText();
(*variables)[name] = std::string(text ? text : "");
}
} else if (!labelAttribute) {
for (const tinyxml2::XMLElement *propertyGroup = node->FirstChildElement(); propertyGroup; propertyGroup = propertyGroup->NextSiblingElement()) {
if (std::strcmp(propertyGroup->Name(), "IncludePath") != 0)
continue;
const char *text = propertyGroup->GetText();
if (!text)
continue;
std::string path(text);
const std::string::size_type pos = path.find("$(IncludePath)");
if (pos != std::string::npos)
path = path.substr(0,pos) + *includePath + path.substr(pos+14U);
*includePath = path;
}
}
}
static void loadVisualStudioProperties(const std::string &props, std::map<std::string,std::string,cppcheck::stricmp> *variables, std::string *includePath, const std::string &additionalIncludeDirectories, std::list<ItemDefinitionGroup> &itemDefinitionGroupList)
{
std::string filename(props);
// variables can't be resolved
if (!simplifyPathWithVariables(filename, *variables))
return;
// prepend project dir (if it exists) to transform relative paths into absolute ones
if (!Path::isAbsolute(filename) && variables->count("ProjectDir") > 0)
filename = Path::getAbsoluteFilePath(variables->at("ProjectDir") + filename);
tinyxml2::XMLDocument doc;
if (doc.LoadFile(filename.c_str()) != tinyxml2::XML_SUCCESS)
return;
const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
if (rootnode == nullptr)
return;
for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
if (std::strcmp(node->Name(), "ImportGroup") == 0) {
const char *labelAttribute = node->Attribute("Label");
if (labelAttribute == nullptr || std::strcmp(labelAttribute, "PropertySheets") != 0)
continue;
for (const tinyxml2::XMLElement *importGroup = node->FirstChildElement(); importGroup; importGroup = importGroup->NextSiblingElement()) {
if (std::strcmp(importGroup->Name(), "Import") == 0) {
const char *projectAttribute = importGroup->Attribute("Project");
if (projectAttribute == nullptr)
continue;
std::string loadprj(projectAttribute);
if (loadprj.find('$') == std::string::npos) {
loadprj = Path::getPathFromFilename(filename) + loadprj;
}
loadVisualStudioProperties(loadprj, variables, includePath, additionalIncludeDirectories, itemDefinitionGroupList);
}
}
} else if (std::strcmp(node->Name(),"PropertyGroup")==0) {
importPropertyGroup(node, variables, includePath, nullptr);
} else if (std::strcmp(node->Name(),"ItemDefinitionGroup")==0) {
itemDefinitionGroupList.emplace_back(node, additionalIncludeDirectories);
}
}
}
void ImportProject::importVcxproj(const std::string &filename, std::map<std::string, std::string, cppcheck::stricmp> &variables, const std::string &additionalIncludeDirectories)
{
variables["ProjectDir"] = Path::simplifyPath(Path::getPathFromFilename(filename));
std::list<ProjectConfiguration> projectConfigurationList;
std::list<std::string> compileList;
std::list<ItemDefinitionGroup> itemDefinitionGroupList;
std::string includePath;
bool useOfMfc = false;
tinyxml2::XMLDocument doc;
const tinyxml2::XMLError error = doc.LoadFile(filename.c_str());
if (error != tinyxml2::XML_SUCCESS)
return;
const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
if (rootnode == nullptr)
return;
for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
if (std::strcmp(node->Name(), "ItemGroup") == 0) {
const char *labelAttribute = node->Attribute("Label");
if (labelAttribute && std::strcmp(labelAttribute, "ProjectConfigurations") == 0) {
for (const tinyxml2::XMLElement *cfg = node->FirstChildElement(); cfg; cfg = cfg->NextSiblingElement()) {
if (std::strcmp(cfg->Name(), "ProjectConfiguration") == 0) {
const ProjectConfiguration p(cfg);
if (p.platform != ProjectConfiguration::Unknown)
projectConfigurationList.emplace_back(cfg);
}
}
} else {
for (const tinyxml2::XMLElement *e = node->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (std::strcmp(e->Name(), "ClCompile") == 0) {
const char *include = e->Attribute("Include");
if (include && Path::acceptFile(include))
compileList.push_back(include);
}
}
}
} else if (std::strcmp(node->Name(), "ItemDefinitionGroup") == 0) {
itemDefinitionGroupList.emplace_back(node, additionalIncludeDirectories);
} else if (std::strcmp(node->Name(), "PropertyGroup") == 0) {
importPropertyGroup(node, &variables, &includePath, &useOfMfc);
} else if (std::strcmp(node->Name(), "ImportGroup") == 0) {
const char *labelAttribute = node->Attribute("Label");
if (labelAttribute && std::strcmp(labelAttribute, "PropertySheets") == 0) {
for (const tinyxml2::XMLElement *e = node->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (std::strcmp(e->Name(), "Import") == 0) {
const char *projectAttribute = e->Attribute("Project");
if (projectAttribute)
loadVisualStudioProperties(projectAttribute, &variables, &includePath, additionalIncludeDirectories, itemDefinitionGroupList);
}
}
}
}
}
for (const std::string &c : compileList) {
for (const ProjectConfiguration &p : projectConfigurationList) {
FileSettings fs;
fs.filename = Path::simplifyPath(Path::isAbsolute(c) ? c : Path::getPathFromFilename(filename) + c);
fs.cfg = p.name;
fs.msc = true;
fs.useMfc = useOfMfc;
fs.defines = "_WIN32=1";
if (p.platform == ProjectConfiguration::Win32)
fs.platformType = cppcheck::Platform::Win32W;
else if (p.platform == ProjectConfiguration::x64) {
fs.platformType = cppcheck::Platform::Win64;
fs.defines += ";_WIN64=1";
}
std::string additionalIncludePaths;
for (const ItemDefinitionGroup &i : itemDefinitionGroupList) {
if (!i.conditionIsTrue(p))
continue;
fs.defines += ';' + i.preprocessorDefinitions;
additionalIncludePaths += ';' + i.additionalIncludePaths;
}
fs.setDefines(fs.defines);
fs.setIncludePaths(Path::getPathFromFilename(filename), toStringList(includePath + ';' + additionalIncludePaths), variables);
fileSettings.push_back(fs);
}
}
}
void ImportProject::importBcb6Prj(const std::string &projectFilename)
{
tinyxml2::XMLDocument doc;
const tinyxml2::XMLError error = doc.LoadFile(projectFilename.c_str());
if (error != tinyxml2::XML_SUCCESS)
return;
const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
if (rootnode == nullptr)
return;
const std::string& projectDir = Path::simplifyPath(Path::getPathFromFilename(projectFilename));
std::list<std::string> compileList;
std::string includePath;
std::string userdefines;
std::string sysdefines;
std::string cflag1;
for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
if (std::strcmp(node->Name(), "FILELIST") == 0) {
for (const tinyxml2::XMLElement *f = node->FirstChildElement(); f; f = f->NextSiblingElement()) {
if (std::strcmp(f->Name(), "FILE") == 0) {
const char *filename = f->Attribute("FILENAME");
if (filename && Path::acceptFile(filename))
compileList.push_back(filename);
}
}
} else if (std::strcmp(node->Name(), "MACROS") == 0) {
for (const tinyxml2::XMLElement *m = node->FirstChildElement(); m; m = m->NextSiblingElement()) {
if (std::strcmp(m->Name(), "INCLUDEPATH") == 0) {
const char *v = m->Attribute("value");
if (v)
includePath = v;
} else if (std::strcmp(m->Name(), "USERDEFINES") == 0) {
const char *v = m->Attribute("value");
if (v)
userdefines = v;
} else if (std::strcmp(m->Name(), "SYSDEFINES") == 0) {
const char *v = m->Attribute("value");
if (v)
sysdefines = v;
}
}
} else if (std::strcmp(node->Name(), "OPTIONS") == 0) {
for (const tinyxml2::XMLElement *m = node->FirstChildElement(); m; m = m->NextSiblingElement()) {
if (std::strcmp(m->Name(), "CFLAG1") == 0) {
const char *v = m->Attribute("value");
if (v)
cflag1 = v;
}
}
}
}
std::set<std::string> cflags;
// parse cflag1 and fill the cflags set
{
std::string arg;
for (int i = 0; i < cflag1.size(); ++i) {
if (cflag1.at(i) == ' ' && !arg.empty()) {
cflags.insert(arg);
arg.clear();
continue;
}
arg += cflag1.at(i);
}
if (!arg.empty()) {
cflags.insert(arg);
}
// cleanup: -t is "An alternate name for the -Wxxx switches; there is no difference"
// -> Remove every known -txxx argument and replace it with its -Wxxx counterpart.
// This way, we know what we have to check for later on.
static const std::map<std::string, std::string> synonyms = {
{ "-tC","-WC" },
{ "-tCDR","-WCDR" },
{ "-tCDV","-WCDV" },
{ "-tW","-W" },
{ "-tWC","-WC" },
{ "-tWCDR","-WCDR" },
{ "-tWCDV","-WCDV" },
{ "-tWD","-WD" },
{ "-tWDR","-WDR" },
{ "-tWDV","-WDV" },
{ "-tWM","-WM" },
{ "-tWP","-WP" },
{ "-tWR","-WR" },
{ "-tWU","-WU" },
{ "-tWV","-WV" }
};
for (std::map<std::string, std::string>::const_iterator i = synonyms.begin(); i != synonyms.end(); ++i) {
if (cflags.erase(i->first) > 0) {
cflags.insert(i->second);
}
}
}
std::string predefines;
std::string cppPredefines;
// Collecting predefines. See BCB6 help topic "Predefined macros"
{
cppPredefines +=
// Defined if you've selected C++ compilation; will increase in later releases.
// value 0x0560 (but 0x0564 for our BCB6 SP4)
// @see http://docwiki.embarcadero.com/RADStudio/Tokyo/en/Predefined_Macros#C.2B.2B_Compiler_Versions_in_Predefined_Macros
";__BCPLUSPLUS__=0x0560"
// Defined if in C++ mode; otherwise, undefined.
";__cplusplus=1"
// Defined as 1 for C++ files(meaning that templates are supported); otherwise, it is undefined.
";__TEMPLATES__=1"
// Defined only for C++ programs to indicate that wchar_t is an intrinsically defined data type.
";_WCHAR_T"
// Defined only for C++ programs to indicate that wchar_t is an intrinsically defined data type.
";_WCHAR_T_DEFINED"
// Defined in any compiler that has an optimizer.
";__BCOPT__=1"
// Version number.
// BCB6 is 0x056X (SP4 is 0x0564)
// @see http://docwiki.embarcadero.com/RADStudio/Tokyo/en/Predefined_Macros#C.2B.2B_Compiler_Versions_in_Predefined_Macros
";__BORLANDC__=0x0560"
";__TCPLUSPLUS__=0x0560"
";__TURBOC__=0x0560";
// Defined if Calling Convention is set to cdecl; otherwise undefined.
const bool useCdecl = (cflags.find("-p") == cflags.end()
&& cflags.find("-pm") == cflags.end()
&& cflags.find("-pr") == cflags.end()
&& cflags.find("-ps") == cflags.end());
if (useCdecl)
predefines += ";__CDECL=1";
// Defined by default indicating that the default char is unsigned char. Use the -K compiler option to undefine this macro.
const bool treatCharAsUnsignedChar = (cflags.find("-K") != cflags.end());
if (treatCharAsUnsignedChar)
predefines += ";_CHAR_UNSIGNED=1";
// Defined whenever one of the CodeGuard compiler options is used; otherwise it is undefined.
const bool codeguardUsed = (cflags.find("-vGd") != cflags.end()
|| cflags.find("-vGt") != cflags.end()
|| cflags.find("-vGc") != cflags.end());
if (codeguardUsed)
predefines += ";__CODEGUARD__";
// When defined, the macro indicates that the program is a console application.
const bool isConsoleApp = (cflags.find("-WC") != cflags.end());
if (isConsoleApp)
predefines += ";__CONSOLE__=1";
// Enable stack unwinding. This is true by default; use -xd- to disable.
const bool enableStackUnwinding = (cflags.find("-xd-") == cflags.end());
if (enableStackUnwinding)
predefines += ";_CPPUNWIND=1";
// Defined whenever the -WD compiler option is used; otherwise it is undefined.
const bool isDLL = (cflags.find("-WD") != cflags.end());
if (isDLL)
predefines += ";__DLL__=1";
// Defined when compiling in 32-bit flat memory model.
// TODO: not sure how to switch to another memory model or how to read configuration from project file
predefines += ";__FLAT__=1";
// Always defined. The default value is 300. You can change the value to 400 or 500 by using the /4 or /5 compiler options.
if (cflags.find("-6") != cflags.end())
predefines += ";_M_IX86=600";
else if (cflags.find("-5") != cflags.end())
predefines += ";_M_IX86=500";
else if (cflags.find("-4") != cflags.end())
predefines += ";_M_IX86=400";
else
predefines += ";_M_IX86=300";
// Defined only if the -WM option is used. It specifies that the multithread library is to be linked.
const bool linkMtLib = (cflags.find("-WM") != cflags.end());
if (linkMtLib)
predefines += ";__MT__=1";
// Defined if Calling Convention is set to Pascal; otherwise undefined.
const bool usePascalCallingConvention = (cflags.find("-p") != cflags.end());
if (usePascalCallingConvention)
predefines += ";__PASCAL__=1";
// Defined if you compile with the -A compiler option; otherwise, it is undefined.
const bool useAnsiKeywordExtensions = (cflags.find("-A") != cflags.end());
if (useAnsiKeywordExtensions)
predefines += ";__STDC__=1";
// Thread Local Storage. Always true in C++Builder.
predefines += ";__TLC__=1";
// Defined for Windows-only code.
const bool isWindowsTarget = (cflags.find("-WC") != cflags.end()
|| cflags.find("-WCDR") != cflags.end()
|| cflags.find("-WCDV") != cflags.end()
|| cflags.find("-WD") != cflags.end()
|| cflags.find("-WDR") != cflags.end()
|| cflags.find("-WDV") != cflags.end()
|| cflags.find("-WM") != cflags.end()
|| cflags.find("-WP") != cflags.end()
|| cflags.find("-WR") != cflags.end()
|| cflags.find("-WU") != cflags.end()
|| cflags.find("-WV") != cflags.end());
if (isWindowsTarget)
predefines += ";_Windows";
// Defined for console and GUI applications.
// TODO: I'm not sure about the difference to define "_Windows".
// From description, I would assume __WIN32__ is only defined for
// executables, while _Windows would also be defined for DLLs, etc.
// However, in a newly created DLL project, both __WIN32__ and
// _Windows are defined. -> treating them the same for now.
// Also boost uses __WIN32__ for OS identification.
const bool isConsoleOrGuiApp = isWindowsTarget;
if (isConsoleOrGuiApp)
predefines += ";__WIN32__=1";
}
// Include paths may contain variables like "$(BCB)\include" or "$(BCB)\include\vcl".
// Those get resolved by ImportProject::FileSettings::setIncludePaths by
// 1. checking the provided variables map ("BCB" => "C:\\Program Files (x86)\\Borland\\CBuilder6")
// 2. checking env variables as a fallback
// Setting env is always possible. Configuring the variables via cli might be an addition.
// Reading the BCB6 install location from registry in windows environments would also be possible,
// but I didn't see any such functionality around the source. Not in favor of adding it only
// for the BCB6 project loading.
std::map<std::string, std::string, cppcheck::stricmp> variables;
const std::string defines = predefines + ";" + sysdefines + ";" + userdefines;
const std::string cppDefines = cppPredefines + ";" + defines;
const bool forceCppMode = (cflags.find("-P") != cflags.end());
for (const std::string &c : compileList) {
// C++ compilation is selected by file extension by default, so these
// defines have to be configured on a per-file base.
//
// > Files with the .CPP extension compile as C++ files. Files with a .C
// > extension, with no extension, or with extensions other than .CPP,
// > .OBJ, .LIB, or .ASM compile as C files.
// (http://docwiki.embarcadero.com/RADStudio/Tokyo/en/BCC32.EXE,_the_C%2B%2B_32-bit_Command-Line_Compiler)
//
// We can also force C++ compilation for all files using the -P command line switch.
const bool cppMode = forceCppMode || Path::getFilenameExtensionInLowerCase(c) == ".cpp";
FileSettings fs;
fs.setIncludePaths(projectDir, toStringList(includePath), variables);
fs.setDefines(cppMode ? cppDefines : defines);
fs.filename = Path::simplifyPath(Path::isAbsolute(c) ? c : projectDir + c);
fileSettings.push_back(fs);
}
}
static std::list<std::string> readXmlStringList(const tinyxml2::XMLElement *node, const char name[], const char attribute[])
{
std::list<std::string> ret;
for (const tinyxml2::XMLElement *child = node->FirstChildElement(); child; child = child->NextSiblingElement()) {
if (strcmp(child->Name(), name) != 0)
continue;
const char *attr = attribute ? child->Attribute(attribute) : child->GetText();
if (attr)
ret.push_back(attr);
}
return ret;
}
static std::string join(const std::list<std::string> &strlist, const char *sep)
{
std::string ret;
for (const std::string &s : strlist) {
ret += (ret.empty() ? "" : sep) + s;
}
return ret;
}
#ifdef _MSC_VER
#define constexpr const // TODO what handling of constexpr is there is MSC
#endif
// These constants are copy/pasted from gui/projectfile.cpp
static constexpr char ProjectElementName[] = "project";
static constexpr char ProjectVersionAttrib[] = "version";
static constexpr char ProjectFileVersion[] = "1";
static constexpr char BuildDirElementName[] = "builddir";
static constexpr char ImportProjectElementName[] = "importproject";
static constexpr char AnalyzeAllVsConfigsElementName[] = "analyze-all-vs-configs";
static constexpr char IncludeDirElementName[] = "includedir";
static constexpr char DirElementName[] = "dir";
static constexpr char DirNameAttrib[] = "name";
static constexpr char DefinesElementName[] = "defines";
static constexpr char DefineName[] = "define";
static constexpr char DefineNameAttrib[] = "name";
static constexpr char UndefinesElementName[] = "undefines";
static constexpr char UndefineName[] = "undefine";
static constexpr char PathsElementName[] = "paths";
static constexpr char PathName[] = "dir";
static constexpr char PathNameAttrib[] = "name";
static constexpr char RootPathName[] = "root";
static constexpr char RootPathNameAttrib[] = "name";
static constexpr char IgnoreElementName[] = "ignore";
static constexpr char IgnorePathName[] = "path";
static constexpr char IgnorePathNameAttrib[] = "name";
static constexpr char ExcludeElementName[] = "exclude";
static constexpr char ExcludePathName[] = "path";
static constexpr char ExcludePathNameAttrib[] = "name";
static constexpr char LibrariesElementName[] = "libraries";
static constexpr char LibraryElementName[] = "library";
static constexpr char PlatformElementName[] = "platform";
static constexpr char SuppressionsElementName[] = "suppressions";
static constexpr char SuppressionElementName[] = "suppression";
static constexpr char AddonElementName[] = "addon";
static constexpr char AddonsElementName[] = "addons";
static constexpr char ToolElementName[] = "tool";
static constexpr char ToolsElementName[] = "tools";
static constexpr char TagsElementName[] = "tags";
static constexpr char TagElementName[] = "tag";
static constexpr char CheckHeadersElementName[] = "check-headers";
static constexpr char CheckUnusedTemplatesElementName[] = "check-unused-templates";
static constexpr char MaxCtuDepthElementName[] = "max-ctu-depth";
static std::string istream_to_string(std::istream &istr)
{
std::istreambuf_iterator<char> eos;
return std::string(std::istreambuf_iterator<char>(istr), eos);
}
bool ImportProject::importCppcheckGuiProject(std::istream &istr, Settings *settings)
{
tinyxml2::XMLDocument doc;
const std::string xmldata = istream_to_string(istr);
if (doc.Parse(xmldata.data(), xmldata.size()) != tinyxml2::XML_SUCCESS)
return false;
const tinyxml2::XMLElement * const rootnode = doc.FirstChildElement();
if (rootnode == nullptr || strcmp(rootnode->Name(), ProjectElementName) != 0)
return false;
(void)ProjectFileVersion;
(void)ProjectVersionAttrib;
std::list<std::string> paths;
std::list<std::string> suppressions;
Settings temp;
for (const tinyxml2::XMLElement *node = rootnode->FirstChildElement(); node; node = node->NextSiblingElement()) {
if (strcmp(node->Name(), RootPathName) == 0 && node->Attribute(RootPathNameAttrib))
temp.basePaths.push_back(node->Attribute(RootPathNameAttrib));
else if (strcmp(node->Name(), BuildDirElementName) == 0)
temp.buildDir = node->GetText() ? node->GetText() : "";
else if (strcmp(node->Name(), IncludeDirElementName) == 0)
temp.includePaths = readXmlStringList(node, DirElementName, DirNameAttrib);
else if (strcmp(node->Name(), DefinesElementName) == 0)
temp.userDefines = join(readXmlStringList(node, DefineName, DefineNameAttrib), ";");
else if (strcmp(node->Name(), UndefinesElementName) == 0) {
for (const std::string &u : readXmlStringList(node, UndefineName, nullptr))
temp.userUndefs.insert(u);
} else if (strcmp(node->Name(), ImportProjectElementName) == 0)
guiProject.projectFile = node->GetText() ? node->GetText() : "";
else if (strcmp(node->Name(), PathsElementName) == 0)
paths = readXmlStringList(node, PathName, PathNameAttrib);
else if (strcmp(node->Name(), ExcludeElementName) == 0)
guiProject.excludedPaths = readXmlStringList(node, ExcludePathName, ExcludePathNameAttrib);
else if (strcmp(node->Name(), IgnoreElementName) == 0)
guiProject.excludedPaths = readXmlStringList(node, IgnorePathName, IgnorePathNameAttrib);
else if (strcmp(node->Name(), LibrariesElementName) == 0)
guiProject.libraries = readXmlStringList(node, LibraryElementName, nullptr);
else if (strcmp(node->Name(), SuppressionsElementName) == 0)
suppressions = readXmlStringList(node, SuppressionElementName, nullptr);
else if (strcmp(node->Name(), PlatformElementName) == 0)
guiProject.platform = node->GetText();
else if (strcmp(node->Name(), AnalyzeAllVsConfigsElementName) == 0)
; // FIXME: Write some warning
else if (strcmp(node->Name(), AddonsElementName) == 0)
temp.addons = readXmlStringList(node, AddonElementName, nullptr);
else if (strcmp(node->Name(), TagsElementName) == 0)
node->Attribute(TagElementName); // FIXME: Write some warning
else if (strcmp(node->Name(), ToolsElementName) == 0)
node->Attribute(ToolElementName); // FIXME: Write some warning
else if (strcmp(node->Name(), CheckHeadersElementName) == 0)
temp.checkHeaders = (strcmp(node->GetText(), "true") == 0);
else if (strcmp(node->Name(), CheckUnusedTemplatesElementName) == 0)
temp.checkUnusedTemplates = (strcmp(node->GetText(), "true") == 0);
else if (strcmp(node->Name(), MaxCtuDepthElementName) == 0)
temp.maxCtuDepth = std::atoi(node->GetText());
else
return false;
}
settings->basePaths = temp.basePaths;
settings->buildDir = temp.buildDir;
settings->includePaths = temp.includePaths;
settings->userDefines = temp.userDefines;
settings->userUndefs = temp.userUndefs;
settings->addons = temp.addons;
for (const std::string &path : paths)
guiProject.pathNames.push_back(path);
for (const std::string &supp : suppressions)
settings->nomsg.addSuppressionLine(supp);
settings->checkHeaders = temp.checkHeaders;
settings->checkUnusedTemplates = temp.checkUnusedTemplates;
settings->maxCtuDepth = temp.maxCtuDepth;
return true;
}
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