Generate lattice graphs.

gen_lattice.c

/* Generate lattice graphs. */

#include "gb_graph.h" 
#include "gb_basic.h" 
#include "gb_save.h" 

int main(int argc, char* argv[])
{
    if (argc < 4) {
        fprintf(stderr, "Usage %s N M outfile\n", argv[0]);
        exit(1);
    }

    int N = atoi(argv[1]);
    int M = atoi(argv[2]);

    Graph* g;
    g = board(N, M, 0L, 0L, 1L, 0L, 0L);
    save_graph(g, argv[3]);

    if (g) {
        register Vertex* v;
        printf("Graph->ID: %s\n", g->id);
        printf("N of vertices: %ld, N of arcs: %ld\n\n", g->n, g->m);
        for (v = g->vertices; v < g->vertices + g->n; v++) {
            printf("%s\n", v->name);
            register Arc* a;
            for(a = v->arcs; a; a= a->next)
                printf("  -> %s, length %ld\n", a->tip->name, a->len);
        }
    } else printf("Something went wrong (panic code %ld)!\n", panic_code);

    return 0;
}