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Some cleanup in the C++ preprocessor.

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Introduced pp-scanner.cpp, renamed `pp' to `Preprocessor' and removed useless #includes.
This commit is contained in:
Roberto Raggi
2008-12-22 11:40:53 +01:00
parent d8336257cb
commit 753ddb7ce0
13 changed files with 372 additions and 404 deletions
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54
src/libs/cplusplus/pp-engine.cpp
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@@ -451,7 +451,7 @@ private:
} // end of anonymous namespace
pp::pp (Client *client, Environment &env)
Preprocessor::Preprocessor(Client *client, Environment &env)
: client(client),
env(env),
expand(env)
@@ -459,7 +459,7 @@ pp::pp (Client *client, Environment &env)
resetIfLevel ();
}
void pp::pushState(const State &s)
void Preprocessor::pushState(const State &s)
{
_savedStates.append(state());
_source = s.source;
@@ -467,7 +467,7 @@ void pp::pushState(const State &s)
_dot = s.dot;
}
pp::State pp::state() const
Preprocessor::State Preprocessor::state() const
{
State state;
state.source = _source;
@@ -476,7 +476,7 @@ pp::State pp::state() const
return state;
}
void pp::popState()
void Preprocessor::popState()
{
const State &state = _savedStates.last();
_source = state.source;
@@ -485,7 +485,7 @@ void pp::popState()
_savedStates.removeLast();
}
void pp::operator () (const QByteArray &filename,
void Preprocessor::operator () (const QByteArray &filename,
const QByteArray &source,
QByteArray *result)
{
@@ -497,7 +497,7 @@ void pp::operator () (const QByteArray &filename,
env.currentFile = previousFile;
}
pp::State pp::createStateFromSource(const QByteArray &source) const
Preprocessor::State Preprocessor::createStateFromSource(const QByteArray &source) const
{
State state;
state.source = source;
@@ -512,7 +512,7 @@ pp::State pp::createStateFromSource(const QByteArray &source) const
return state;
}
void pp::operator()(const QByteArray &source, QByteArray *result)
void Preprocessor::operator()(const QByteArray &source, QByteArray *result)
{
pushState(createStateFromSource(source));
@@ -700,27 +700,27 @@ void pp::operator()(const QByteArray &source, QByteArray *result)
env.currentLine = previousCurrentLine;
}
const char *pp::startOfToken(const Token &token) const
const char *Preprocessor::startOfToken(const Token &token) const
{ return _source.constBegin() + token.begin(); }
const char *pp::endOfToken(const Token &token) const
const char *Preprocessor::endOfToken(const Token &token) const
{ return _source.constBegin() + token.end(); }
QByteArray pp::tokenSpell(const Token &token) const
QByteArray Preprocessor::tokenSpell(const Token &token) const
{
const QByteArray text = QByteArray::fromRawData(_source.constBegin() + token.offset,
token.length);
return text;
}
QByteArray pp::tokenText(const Token &token) const
QByteArray Preprocessor::tokenText(const Token &token) const
{
const QByteArray text(_source.constBegin() + token.offset,
token.length);
return text;
}
void pp::processDirective(TokenIterator firstToken, TokenIterator lastToken)
void Preprocessor::processDirective(TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
++tk; // skip T_POUND
@@ -771,7 +771,7 @@ void pp::processDirective(TokenIterator firstToken, TokenIterator lastToken)
}
}
QVector<Token> pp::tokenize(const QByteArray &text) const
QVector<Token> Preprocessor::tokenize(const QByteArray &text) const
{
QVector<Token> tokens;
Lexer lex(text.constBegin(), text.constEnd());
@@ -784,7 +784,7 @@ QVector<Token> pp::tokenize(const QByteArray &text) const
return tokens;
}
void pp::processInclude(bool skipCurentPath,
void Preprocessor::processInclude(bool skipCurentPath,
TokenIterator firstToken, TokenIterator lastToken,
bool acceptMacros)
{
@@ -836,7 +836,7 @@ void pp::processInclude(bool skipCurentPath,
}
}
void pp::processDefine(TokenIterator firstToken, TokenIterator lastToken)
void Preprocessor::processDefine(TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
@@ -921,7 +921,7 @@ void pp::processDefine(TokenIterator firstToken, TokenIterator lastToken)
client->macroAdded(macro);
}
void pp::processIf(TokenIterator firstToken, TokenIterator lastToken)
void Preprocessor::processIf(TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
@@ -948,7 +948,7 @@ void pp::processIf(TokenIterator firstToken, TokenIterator lastToken)
}
}
void pp::processElse(TokenIterator firstToken, TokenIterator lastToken)
void Preprocessor::processElse(TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
@@ -961,7 +961,7 @@ void pp::processElse(TokenIterator firstToken, TokenIterator lastToken)
}
}
void pp::processElif(TokenIterator firstToken, TokenIterator lastToken)
void Preprocessor::processElif(TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
++tk; // skip T_POUND
@@ -980,7 +980,7 @@ void pp::processElif(TokenIterator firstToken, TokenIterator lastToken)
}
}
void pp::processEndif(TokenIterator, TokenIterator)
void Preprocessor::processEndif(TokenIterator, TokenIterator)
{
if (iflevel == 0 && !skipping()) {
// std::cerr << "*** WARNING #endif without #if" << std::endl;
@@ -992,7 +992,7 @@ void pp::processEndif(TokenIterator, TokenIterator)
}
}
void pp::processIfdef(bool checkUndefined,
void Preprocessor::processIfdef(bool checkUndefined,
TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
@@ -1013,7 +1013,7 @@ void pp::processIfdef(bool checkUndefined,
}
}
void pp::processUndef(TokenIterator firstToken, TokenIterator lastToken)
void Preprocessor::processUndef(TokenIterator firstToken, TokenIterator lastToken)
{
RangeLexer tk(firstToken, lastToken);
@@ -1029,14 +1029,14 @@ void pp::processUndef(TokenIterator firstToken, TokenIterator lastToken)
}
}
void pp::resetIfLevel ()
void Preprocessor::resetIfLevel ()
{
iflevel = 0;
_skipping[iflevel] = false;
_true_test[iflevel] = false;
}
pp::PP_DIRECTIVE_TYPE pp::classifyDirective (const QByteArray &__directive) const
Preprocessor::PP_DIRECTIVE_TYPE Preprocessor::classifyDirective (const QByteArray &__directive) const
{
switch (__directive.size())
{
@@ -1085,7 +1085,7 @@ pp::PP_DIRECTIVE_TYPE pp::classifyDirective (const QByteArray &__directive) cons
return PP_UNKNOWN_DIRECTIVE;
}
bool pp::testIfLevel()
bool Preprocessor::testIfLevel()
{
const bool result = !_skipping[iflevel++];
_skipping[iflevel] = _skipping[iflevel - 1];
@@ -1093,10 +1093,10 @@ bool pp::testIfLevel()
return result;
}
int pp::skipping() const
int Preprocessor::skipping() const
{ return _skipping[iflevel]; }
Value pp::evalExpression(TokenIterator firstToken, TokenIterator lastToken,
Value Preprocessor::evalExpression(TokenIterator firstToken, TokenIterator lastToken,
const QByteArray &source) const
{
ExpressionEvaluator eval(&env);
@@ -1104,7 +1104,7 @@ Value pp::evalExpression(TokenIterator firstToken, TokenIterator lastToken,
return result;
}
bool pp::isQtReservedWord (const QByteArray &macroId) const
bool Preprocessor::isQtReservedWord (const QByteArray &macroId) const
{
const int size = macroId.size();
if (size == 9 && macroId.at(0) == 'Q' && macroId == "Q_SIGNALS")