ingraphs.h

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/*************************************************************************
 * 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
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Details at https://graphviz.org
 *************************************************************************/
 
#pragma once
 
#include "config.h"
#include <stdbool.h>
#include <stdio.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifdef GVDLL
#ifdef EXPORT_CGHDR
#define CGHDR_API __declspec(dllexport)
#else
#define CGHDR_API __declspec(dllimport)
#endif
#endif
 
#ifndef CGHDR_API
#define CGHDR_API /* nothing */
#endif
 
    typedef struct {
        union {
            char**     Files;
            Agraph_t** Graphs;
        } u;
        int ctr;
        int ingraphs;
        void *fp;
        Agraph_t *(*readf)(const char *, void *);
        bool heap;
        unsigned errors;
    } ingraph_state;
 
CGHDR_API ingraph_state *newIngraph(ingraph_state *, char **);
CGHDR_API ingraph_state *newIng(ingraph_state *, char **,
                                Agraph_t *(*readf)(const char *, void *));
CGHDR_API ingraph_state *newIngGraphs(ingraph_state *, Agraph_t **,
                                      Agraph_t *(*readf)(const char *, void *));
CGHDR_API void closeIngraph(ingraph_state * sp);
CGHDR_API Agraph_t *nextGraph(ingraph_state *);
CGHDR_API char *fileName(ingraph_state *);
 
#ifdef __cplusplus
}
#endif