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Preprocessor: Make it possible to use the 'normal' preprocessor by using special command -DCPPCHECK-TEST. Ticket: #2131

This commit is contained in:
Daniel Marjamaki 2011-10-24 20:59:46 +02:00
parent 0eb4e3032a
commit 7fa58b455b
1 changed files with 38 additions and 9 deletions
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35
lib/preprocessor.cpp
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@ -854,6 +854,36 @@ void Preprocessor::preprocess(std::istream &srcCodeStream, std::string &processe
processedFile = ostr.str();
}
if (_settings && _settings->userDefines.compare(0,14,"CPPCHECK-TEST;") == 0) {
std::map<std::string, std::string> defs;
// TODO: break out this code. There is other similar code.
std::string::size_type pos1 = 0;
while (pos1 != std::string::npos) {
const std::string::size_type pos2 = _settings->userDefines.find_first_of(";=", pos1);
const std::string::size_type pos3 = _settings->userDefines.find(";", pos1);
std::string name, value;
if (pos2 == std::string::npos)
name = _settings->userDefines.substr(pos1);
else
name = _settings->userDefines.substr(pos1, pos2 - pos1);
if (pos2 != pos3) {
if (pos3 == std::string::npos)
value = _settings->userDefines.substr(pos2+1);
else
value = _settings->userDefines.substr(pos2+1, pos3 - pos2 - 1);
}
defs[name] = value;
pos1 = pos3;
if (pos1 != std::string::npos)
pos1++;
}
processedFile = handleIncludes(processedFile, filename, includePaths, defs);
} else {
handleIncludes(processedFile, filename, includePaths);
processedFile = replaceIfDefined(processedFile);
@ -862,6 +892,7 @@ void Preprocessor::preprocess(std::istream &srcCodeStream, std::string &processe
if (!_settings || (_settings && _settings->userDefines.empty()))
resultConfigurations = getcfgs(processedFile, filename);
}
}
@ -1735,7 +1766,7 @@ std::string Preprocessor::handleIncludes(const std::string &code, const std::str
continue;
}
ostr << "#file " << filename << "\n"
ostr << "#file \"" << filename << "\"\n"
<< handleIncludes(read(fin, filename, NULL), filename, includePaths, defs) << std::endl
<< "#endfile";
} else if (line.compare(0,7,"#ifdef ") == 0) {
@ -1802,10 +1833,8 @@ std::string Preprocessor::handleIncludes(const std::string &code, const std::str
defs.erase(line.substr(7));
}
else {
ostr << line;
}
}
// A line has been read..
ostr << "\n";