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fix comment parsing wrt line continuations

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This commit is contained in:
Oswald Buddenhagen
2009-07-21 15:51:51 +02:00
parent 6479b201ee
commit 28a71cfe7f
1 changed files with 34 additions and 24 deletions
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58
src/shared/proparser/profileevaluator.cpp
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@@ -154,7 +154,7 @@ public:
QString m_pendingComment;
ushort *m_proitemPtr;
enum StrState { NotStarted, Started, PutSpace };
enum StrState { NeverStarted, NotStarted, Started, PutSpace };
/////////////// Evaluating pro file contents
@@ -289,33 +289,36 @@ bool ProFileEvaluator::Private::read(ProFile *pro, QTextStream *ts)
int parens = 0;
bool inQuote = false;
bool escaped = false;
while (!ts->atEnd()) {
QString line = ts->readLine();
const ushort *cur = (const ushort *)line.unicode(),
*end = cur + line.length();
*end = cur + line.length(),
*cmtptr = 0;
m_proitem.reserve(line.length());
m_proitemPtr = (ushort *)m_proitem.unicode();
enum { NotEscaped, Escaped, PostEscaped } escaped = NotEscaped;
StrState sts = NeverStarted;
goto startItem;
nextItem:
escaped = NotEscaped;
nextItem1:
sts = NotStarted;
startItem:
ushort *ptr = m_proitemPtr;
StrState sts = NotStarted;
while (cur < end) {
ushort c = *cur++;
if (c == '#') { // Yep - no escaping possible
m_proitemPtr = ptr;
insertComment(line.right(end - cur).simplified());
goto done;
cmtptr = cur;
break;
}
if (!escaped) {
if (escaped != Escaped) {
if (c == '\\') {
escaped = true;
escaped = Escaped;
goto putch;
} else if (c == '"') {
inQuote = !inQuote;
goto putch;
goto putch1;
}
} else {
escaped = false;
}
if (!inQuote) {
if (c == '(') {
@@ -327,7 +330,9 @@ bool ProFileEvaluator::Private::read(ProFile *pro, QTextStream *ts)
if (c == ' ' || c == '\t') {
m_proitemPtr = ptr;
updateItem();
goto nextItem;
if (escaped == Escaped)
escaped = PostEscaped;
goto nextItem1;
}
} else {
if (c == ':') {
@@ -360,9 +365,14 @@ bool ProFileEvaluator::Private::read(ProFile *pro, QTextStream *ts)
}
if (c == ' ' || c == '\t') {
if (sts == Started)
if (sts == Started) {
sts = PutSpace;
if (escaped == Escaped)
escaped = PostEscaped;
}
} else {
putch1:
escaped = NotEscaped;
putch:
if (sts == PutSpace)
*ptr++ = ' ';
@@ -370,15 +380,17 @@ bool ProFileEvaluator::Private::read(ProFile *pro, QTextStream *ts)
sts = Started;
}
}
m_proitemPtr = ptr;
done:
if (escaped) {
--m_proitemPtr;
updateItem();
} else {
updateItem();
finalizeBlock();
if (escaped != NotEscaped) {
--ptr;
if (ptr != (ushort *)m_proitem.unicode() && *(ptr - 1) == ' ')
--ptr;
}
m_proitemPtr = ptr;
updateItem();
if (cmtptr)
insertComment(line.right(end - cmtptr).simplified());
if (sts != NeverStarted && escaped == NotEscaped)
finalizeBlock();
++m_lineNo;
}
return true;
@@ -494,8 +506,6 @@ void ProFileEvaluator::Private::insertOperator(const char op)
void ProFileEvaluator::Private::insertComment(const QString &comment)
{
updateItem();
QString strComment;
if (!m_commentItem)
strComment = m_pendingComment;