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#include "qpbufbase.ih"
void QPBufBase::flush()
{
if (d_pending.empty()) // empty line
return;
unsigned char ch = d_pending.back();
if (isblank(ch)) // escape final blank
{
d_pending.pop_back();
escape(ch);
}
size_t pos;
while (d_pending.length() > MAX_LENGTH) // split long lines
{
pos = d_pending.find_last_of(" \t", LAST_IDX - 1);
if (pos != string::npos) // found a blank
{
++pos;
d_buffer.append(d_pending, 0, pos);
d_buffer += "=\n";
d_pending.erase(0, pos);
continue;
}
pos = d_pending.find_last_of('=', LAST_IDX); // find an esc. seq.
if (pos == string::npos || pos <= LAST_IDX - 3) // not at the end
pos = LAST_IDX;
d_buffer.append(d_pending, 0, pos);
d_buffer += "=\n";
d_pending.erase(0, pos);
}
d_buffer += d_pending;
d_pending.clear();
}
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