SnapshotPtr UniformSample::getSnapshot() const {
boost::lock_guard<boost::mutex> lock(mutex_);
Int64Vector::const_iterator begin_itr(values_.begin());
Int64Vector::const_iterator end_itr(values_.begin());
std::advance(end_itr, size());
return SnapshotPtr(new Snapshot(ValueVector(begin_itr, end_itr)));
}
cov::status_t
cov_range_scope_t::calc_stats(cov_stats_t *stats)
{
/*
* Check inputs
*/
if (start_ > end_)
return cov::SUPPRESSED; /* invalid range */
if (start_ == 0 || end_ == 0)
return cov::SUPPRESSED; /* invalid range */
unsigned int lastline = file_->num_lines();
if (start_ > lastline)
return cov::SUPPRESSED; /* range is outside file */
if (end_ > lastline)
end_ = lastline; /* clamp range to file */
/* we treat this as a set */
hashtable_t<void, void> *blocks_seen = new hashtable_t<void, void>;
/* we treat this as a set */
hashtable_t<void, void> *functions_seen = new hashtable_t<void, void>;
cov_stats_t block_stats;
cov_stats_t function_stats;
cov_stats_t line_stats;
cov_file_t::line_iterator_t start_itr(file_, start_);
cov_file_t::line_iterator_t end_itr(file_, end_+1);
for (cov_file_t::line_iterator_t itr = start_itr ; itr != end_itr ; ++itr)
{
cov_line_t *line = itr.line();
line_stats.add_line(line->status());
for (list_iterator_t<cov_block_t> bitr = line->blocks().first() ; *bitr ; ++bitr)
{
cov_block_t *b = *bitr;
if (!blocks_seen->lookup(b))
{
b->calc_stats(&block_stats);
blocks_seen->insert(b, b);
cov_function_t *f = b->function();
if (!functions_seen->lookup(f))
{
f->calc_stats(&function_stats);
functions_seen->insert(f, f);
}
}
}
}
stats->accumulate_blocks(&block_stats);
stats->accumulate_lines(&line_stats);
stats->accumulate_functions(&function_stats);
stats->accumulate_calls(&block_stats);
stats->accumulate_branches(&block_stats);
delete blocks_seen;
delete functions_seen;
return stats->status_by_lines();
}
