int main(int argc, char **argv)
{
Agraph_t *g;
Agnode_t *n;
ingraph_state ig;
int i = 0;
int code = 0;
Dict_t *Q;
init(argc, argv);
newIngraph(&ig, Files, gread);
Q = dtopen(&MyDisc, Dtoset);
while ((g = nextGraph(&ig)) != 0) {
dtclear(Q);
if ((n = agnode(g, Nodes[i], 0)))
dijkstra(Q, g, n);
else {
fprintf(stderr, "%s: no node %s in graph %s in %s\n",
CmdName, Nodes[i], agnameof(g), fileName(&ig));
code = 1;
}
agwrite(g, stdout);
fflush(stdout);
agclose(g);
i++;
}
exit(code);
}
/* clearGrid:
* Reset grid. This clears the dictionary,
* and reuses available memory.
*/
void clearGrid(Grid * g)
{
dtclear(g->data);
g->listCur = g->listMem;
g->cellCur = g->cellMem;
g->cellCur->cur = g->cellCur->mem;
}
void clearPM(PointMap * ps)
{
dtclear(ps);
}
/* clearNodeset:
* Remove all items from a node set.
*/
void clearNodeset(nodeset_t * s)
{
dtclear(s);
}