TEST(FirstPass, has_label) {
char a[] = "Y: .data 202";
char b[] = "HABRAHABR .data 205";
char c[] = "HABRAHABR.:data 205";
EXPECT_TRUE(has_label(a));
EXPECT_FALSE(has_label(b));
EXPECT_FALSE(has_label(c));
}
bool LabelManager::add_label(const std::string& name)
{
// Make sure that a label with the specified name does not already exist.
if(has_label(name)) return false;
// Make sure that we're not trying to exceed the maximum number of labels.
if(get_label_count() == get_max_label_count()) return false;
// Add the new label.
SpaintVoxel::Label label = static_cast<SpaintVoxel::Label>(m_labelAllocator.allocate());
m_labelProperties.insert(std::make_pair(label, std::make_pair(name, colours[label])));
m_labelsByName.insert(std::make_pair(name, label));
return true;
}
void grid_segment::grow(std::function<grid_segment::ptr(grid_cell_base::label)> segments_accessor)
{
vector<grid_cell::ptr> tovisit;
tovisit.push_back(*cells_.begin());
set_visited(tovisit.front());
grid_cell_base::label label = tovisit.front()->get_label();
while(!tovisit.empty())
{
grid_cell::ptr c = tovisit.back();
tovisit.pop_back();
c->set_label(label);
cells_.insert(c);
for(size_t i=0; i<4; i++)
{
auto nc = grid_.get_neighbour_cell_4(c,i);
if(nc)
{
if(nc->has_label())
{
if(nc->get_label() != label && !nc->is_ignored())
{
add_edge(std::static_pointer_cast<graph_node>(segments_accessor(label)),
std::static_pointer_cast<graph_node>(segments_accessor(nc->get_label())));
}
continue;
}
if(nc->is_target() && !nc->is_ignored() && nc->is_covered() && !is_visited(nc))
{
set_visited(nc);
tovisit.push_back(nc);
}
}
}
}
}
/* Find the entry (SPEC,FILE) in fstab */
struct mntentchn *
getfsspecfile (const char *spec, const char *file) {
struct mntentchn *mc, *mc0;
mc0 = fstab_head();
/* first attempt: names occur precisely as given */
for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt)
if (streq(mc->m.mnt_dir, file) &&
streq(mc->m.mnt_fsname, spec))
return mc;
/* second attempt: names found after symlink resolution */
for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt)
if ((streq(mc->m.mnt_dir, file) ||
streq(canonicalize(mc->m.mnt_dir), file))
&& (streq(mc->m.mnt_fsname, spec) ||
streq(canonicalize(mc->m.mnt_fsname), spec)))
return mc;
/* third attempt: names found after LABEL= or UUID= resolution */
for (mc = mc0->nxt; mc && mc != mc0; mc = mc->nxt) {
if (!strncmp (mc->m.mnt_fsname, "LABEL=", 6) &&
(streq(mc->m.mnt_dir, file) ||
streq(canonicalize(mc->m.mnt_dir), file))) {
if (has_label(spec, mc->m.mnt_fsname+6))
return mc;
}
if (!strncmp (mc->m.mnt_fsname, "UUID=", 5) &&
(streq(mc->m.mnt_dir, file) ||
streq(canonicalize(mc->m.mnt_dir), file))) {
if (has_uuid(spec, mc->m.mnt_fsname+5))
return mc;
}
}
return NULL;
}
