cppcheck/lib/importproject.cpp

322 lines
12 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 "importproject.h"
#include "path.h"
#include "settings.h"
#include "tokenlist.h"
#include "token.h"
#include "tinyxml2.h"
#include <fstream>
#include <map>
//#include <iostream>
void ImportProject::ignorePaths(std::vector<std::string> &ipaths)
{
for (std::list<FileSettings>::iterator it = fileSettings.begin(); it != fileSettings.end();) {
bool ignore = false;
for (std::size_t i = 0; i < ipaths.size(); ++i) {
if (it->filename.size() > ipaths[i].size() && it->filename.compare(0,ipaths[i].size(),ipaths[i])==0) {
ignore = true;
break;
}
}
if (ignore)
fileSettings.erase(it++);
else
++it;
}
}
void ImportProject::FileSettings::setDefines(std::string defs)
{
while (defs.find(";%(") != std::string::npos) {
std::string::size_type pos1 = defs.find(";%(");
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);
if (!defs.empty() && defs[defs.size()-1U] == ';')
defs.erase(defs.size()-1U);
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);
}
void ImportProject::FileSettings::setIncludePaths(const std::string &basepath, const std::list<std::string> &in)
{
std::list<std::string> I;
for (std::list<std::string>::const_iterator it = in.begin(); it != in.end(); ++it) {
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 (s[s.size()-1U] != '/')
s += '/';
I.push_back(s);
continue;
}
if (s[s.size()-1U] == '/') // this is a temporary hack, simplifyPath can crash if path ends with '/'
s.erase(s.size() - 1U);
s = Path::simplifyPath(basepath + s);
if (s.empty())
continue;
I.push_back(s + '/');
}
includePaths.swap(I);
}
void ImportProject::import(const std::string &filename)
{
std::ifstream fin(filename);
if (!fin.is_open())
return;
if (filename.find("compile_commands.json") != std::string::npos) {
importCompileCommands(fin);
} else if (filename.find(".sln") != std::string::npos) {
std::string path(Path::getPathFromFilename(Path::fromNativeSeparators(filename)));
if (!path.empty() && path[path.size()-1U] != '/')
path += '/';
importSln(fin,path);
} else if (filename.find(".vcxproj") != std::string::npos) {
importVcxproj(filename);
}
}
void ImportProject::importCompileCommands(std::istream &istr)
{
std::map<std::string, std::string> values;
// TODO: Use a JSON parser
Settings settings;
TokenList tokenList(&settings);
tokenList.createTokens(istr);
for (const Token *tok = tokenList.front(); tok; tok = tok->next()) {
if (Token::Match(tok, "%str% : %str% [,}]")) {
const std::string key = tok->str();
const std::string value = tok->strAt(2);
values[key.substr(1, key.size() - 2U)] = value.substr(1, value.size() - 2U);
}
else if (tok->str() == "}") {
if (!values["file"].empty() && !values["command"].empty()) {
struct FileSettings fs;
fs.filename = Path::fromNativeSeparators(values["file"]);
const std::string command = values["command"];
const std::string directory = Path::fromNativeSeparators(values["directory"]);
std::string::size_type pos = 0;
while (std::string::npos != (pos = command.find(" ",pos))) {
pos++;
if (pos >= command.size())
break;
if (command[pos] != '/' && command[pos] != '-')
continue;
pos++;
if (pos >= command.size())
break;
char F = command[pos++];
std::string fval;
while (pos < command.size() && command[pos] != ' ') {
if (command[pos] != '\\')
fval += command[pos];
pos++;
}
if (F=='D')
fs.defines += fval + ";";
else if (F=='U')
fs.undefs.insert(fval);
else if (F=='I')
fs.includePaths.push_back(fval);
}
fs.setIncludePaths(directory, fs.includePaths);
fs.setDefines(fs.defines);
fileSettings.push_back(fs);
}
values.clear();
}
}
}
void ImportProject::importSln(std::istream &istr, const std::string &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 (pos == std::string::npos)
continue;
const std::string vcxproj(line.substr(pos1+1, pos-pos1+7));
//std::cout << "Importing " << vcxproj << "..." << std::endl;
importVcxproj(path + Path::fromNativeSeparators(vcxproj));
}
}
namespace {
struct ProjectConfiguration {
explicit ProjectConfiguration(const tinyxml2::XMLElement *cfg) {
const char *a = cfg->Attribute("Include");
if (a)
name = a;
for (const tinyxml2::XMLElement *e = cfg->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (std::strcmp(e->Name(),"Configuration")==0)
configuration = e->GetText();
else if (std::strcmp(e->Name(),"Platform")==0)
platform = e->GetText();
}
}
std::string name;
std::string configuration;
std::string platform;
};
struct ItemDefinitionGroup {
explicit ItemDefinitionGroup(const tinyxml2::XMLElement *idg) {
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 (std::strcmp(e->Name(), "PreprocessorDefinitions") == 0)
preprocessorDefinitions = e->GetText();
else if (std::strcmp(e->Name(), "AdditionalIncludeDirectories") == 0)
additionalIncludePaths = e->GetText();
}
}
}
bool conditionIsTrue(const ProjectConfiguration &p) const {
std::string c = condition;
std::string::size_type pos = 0;
while ((pos = c.find("$(Configuration)")) != std::string::npos) {
c.erase(pos,16);
c.insert(pos,p.configuration);
}
while ((pos = c.find("$(Platform)")) != std::string::npos) {
c.erase(pos, 11);
c.insert(pos, p.platform);
}
// TODO : Better evaluation
Settings s;
std::istringstream istr(c);
TokenList tokens(&s);
tokens.createTokens(istr);
tokens.createAst();
for (const Token *tok = tokens.front(); tok; tok = tok->next()) {
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;
}
void ImportProject::importVcxproj(const std::string &filename)
{
std::list<ProjectConfiguration> projectConfigurationList;
std::list<std::string> compileList;
std::list<ItemDefinitionGroup> itemDefinitionGroupList;
tinyxml2::XMLDocument doc;
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) {
if (node->Attribute("Label") && std::strcmp(node->Attribute("Label"), "ProjectConfigurations") == 0) {
for (const tinyxml2::XMLElement *cfg = node->FirstChildElement(); cfg; cfg = cfg->NextSiblingElement()) {
if (std::strcmp(cfg->Name(), "ProjectConfiguration") == 0)
projectConfigurationList.push_back(ProjectConfiguration(cfg));
}
} else {
for (const tinyxml2::XMLElement *e = node->FirstChildElement(); e; e = e->NextSiblingElement()) {
if (std::strcmp(e->Name(), "ClCompile") == 0)
compileList.push_back(e->Attribute("Include"));
}
}
} else if (std::strcmp(node->Name(), "ItemDefinitionGroup") == 0) {
itemDefinitionGroupList.push_back(ItemDefinitionGroup(node));
}
}
for (std::list<std::string>::const_iterator c = compileList.begin(); c != compileList.end(); ++c) {
for (std::list<ProjectConfiguration>::const_iterator p = projectConfigurationList.begin(); p != projectConfigurationList.end(); ++p) {
for (std::list<ItemDefinitionGroup>::const_iterator i = itemDefinitionGroupList.begin(); i != itemDefinitionGroupList.end(); ++i) {
if (!i->conditionIsTrue(*p))
continue;
FileSettings fs;
fs.filename = Path::simplifyPath(Path::getPathFromFilename(filename) + *c);
fs.cfg = p->name;
fs.defines = "_MSC_VER=1700;_WIN32=1;" + i->preprocessorDefinitions;
if (p->platform == "Win32")
fs.platformType = cppcheck::Platform::Win32W;
else if (p->platform == "x64") {
fs.platformType = cppcheck::Platform::Win64;
fs.defines += ";_WIN64=1";
}
fs.setDefines(fs.defines);
fs.setIncludePaths(Path::getPathFromFilename(filename), toStringList(i->additionalIncludePaths));
fileSettings.push_back(fs);
}
}
}
}