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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
#ifdef __cplusplus
extern "C" {
#endif
#include <sfio/sfio.h>
#include <parse.h>
#include <gprstate.h>
#include <expr/expr.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
typedef struct {
Exnode_t *guard;
Exnode_t *action;
} case_stmt;
#define UDATA "userval"
typedef struct {
Agrec_t h;
Extype_t iu;
Agedge_t* ine;
} nval_t;
typedef struct {
bool locked: 1; ///< is the lock currently taken?
bool zombie: 1; ///< was a deletion request recorded while locked?
} lock_t;
typedef struct {
Agrec_t h;
lock_t lock;
} gval_t;
typedef struct {
Agrec_t h;
} edata;
#define OBJ(p) ((Agobj_t*)p)
typedef nval_t ndata;
typedef gval_t gdata;
#define nData(n) ((ndata*)(aggetrec(n,UDATA,0)))
#define gData(g) ((gdata*)(aggetrec(g,UDATA,0)))
typedef struct {
bool srcout: 1;
bool induce: 1;
bool clone: 1;
} compflags_t;
typedef struct {
Exnode_t *begg_stmt;
bool does_walk_graph; ///< does this block have a node or edge statement?
size_t n_nstmts;
size_t n_estmts;
case_stmt *node_stmts;
case_stmt *edge_stmts;
} comp_block;
typedef struct {
bool uses_graph; ///< does this program use the input graph?
Expr_t *prog;
Exnode_t *begin_stmt;
size_t n_blocks;
comp_block *blocks;
Exnode_t *endg_stmt;
Exnode_t *end_stmt;
} comp_prog;
comp_prog *compileProg(parse_prog *, Gpr_t *, compflags_t);
extern void freeCompileProg (comp_prog *p);
extern Agraph_t *readG(FILE *fp);
extern Agraph_t *openG(char *name, Agdesc_t);
extern Agraph_t *openSubg(Agraph_t * g, char *name);
extern Agnode_t *openNode(Agraph_t * g, char *name);
extern Agedge_t *openEdge(Agraph_t* g, Agnode_t * t, Agnode_t * h, char *key);
#ifdef __cplusplus
}
#endif
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