GoatError goat_message_set_tag(GoatMessage *message, const char *key, const char *value) {
if (NULL == message) return EINVAL;
if (NULL == key) return EINVAL;
if (NULL == message->m_tags) {
return tags_init(&message->m_tags, key, value);
}
if (_find_tag(message->m_tags->m_bytes, key)) {
// tag already exists, discard the old one
goat_message_unset_tag(message, key);
}
char buf[GOAT_MESSAGE_MAX_TAGS] = {0};
char *p = buf;
if (message->m_tags->m_len + strlen(key) + 1 > GOAT_MESSAGE_MAX_TAGS) {
return GOAT_E_MSGLEN;
}
if (message->m_tags->m_len > 0) {
// separator if there's already tag data
*p++ = ';';
}
p = stpcpy(p, key);
if (value) {
char escaped_value[GOAT_MESSAGE_MAX_TAGS] = {0};
size_t escaped_value_len = sizeof(escaped_value);
_escape_value(value, escaped_value, &escaped_value_len);
if (message->m_tags->m_len + strlen(buf) + escaped_value_len + 1 > GOAT_MESSAGE_MAX_TAGS) {
return GOAT_E_MSGLEN;
}
*p++ = '=';
p = stpcpy(p, escaped_value);
}
strcat(message->m_tags->m_bytes, buf);
message->m_tags->m_len += strlen(buf);
return 0;
}
long delaunay_seeded(long start_x, long start_y, long end_x, long end_y)
{
long tri_idx,cor_idx;
long tri_id2,cor_id2;
long count;
NAVIDBG(19,"Starting");
//return _DK_delaunay_seeded(start_x, start_y, end_x, end_y);
tags_init();
delaunay_init();
delaunay_stack_point(start_x, start_y);
delaunay_stack_point(start_x, end_y);
delaunay_stack_point(end_x, start_y);
delaunay_stack_point(end_x, end_y);
count = 0;
while (ix_delaunay > 0)
{
ix_delaunay--;
tri_idx = delaunay_stack[ix_delaunay];
for (cor_idx=0; cor_idx < 3; cor_idx++)
{
if (!optimise_heuristic(tri_idx, cor_idx))
continue;
count++;
edge_rotateAC(tri_idx, cor_idx);
if (ix_delaunay+4 >= DELAUNAY_COUNT)
{
ERRORLOG("stack full");
return count;
}
for (cor_id2=0; cor_id2 < 3; cor_id2++)
{
tri_id2 = Triangles[tri_idx].tags[cor_id2];
if (tri_id2 == -1)
continue;
delaunay_add_triangle(tri_id2);
}
}
}
return count;
}
