tester.c

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/* $Id$ $Revision$ */
/* vim:set shiftwidth=4 ts=8: */

/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: See CVS logs. Details at http://www.graphviz.org/
 *************************************************************************/

#include <assert.h>
#include <signal.h>
#include <stdio.h>
#include "cgraph.h"

#define NILgraph                        NIL(Agraph_t*)
#define NILnode                         NIL(Agnode_t*)
#define NILedge                         NIL(Agedge_t*)
#define NILsym                          NIL(Agsym_t*)
#define NILstr                          NIL(char*)

main()
{
    Agraph_t *g;
    Agnode_t *n;
    Agedge_t *e;
    Agsym_t *sym;
    char *val;

    while (g = agread(stdin, NIL(Agdisc_t *))) {
#ifdef NOTDEF
        for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
            fprintf(stderr, "%s\n", agnameof(n));
            for (sym = agnxtattr(g, AGNODE, 0); sym;
                 sym = agnxtattr(g, AGNODE, sym)) {
                val = agxget(n, sym);
                fprintf(stderr, "\t%s=%s\n", sym->name, val);
            }
        }
#endif
        sym = agattr(g, AGRAPH, "nonsense", "junk");
        fprintf(stderr,"sym = %x, %s\n", sym, sym? sym->defval : "(none)");
        agwrite(g, stdout);
    }
}