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/*
* cook - file construction tool
* Copyright (C) 1997, 2001, 2003, 2006, 2007 Peter Miller;
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
*
* MANIFEST: interface definition for cook/opcode/context.c
*/
#ifndef COOK_OPCODE_CONTEXT_H
#define COOK_OPCODE_CONTEXT_H
#include <common/ac/stddef.h>
#include <cook/opcode/status.h>
struct string_ty; /* existence */
struct symtab_ty; /* existence */
typedef struct opcode_frame_ty opcode_frame_ty;
struct opcode_frame_ty
{
struct opcode_list_ty *olp;
size_t pc;
struct symtab_ty *stp;
};
typedef struct opcode_context_ty opcode_context_ty;
struct opcode_context_ty
{
size_t call_stack_length;
size_t call_stack_maximum;
opcode_frame_ty *call_stack;
size_t value_stack_length;
size_t value_stack_maximum;
struct string_list_ty **value_stack;
long thread_id;
struct symtab_ty *thread_stp;
struct match_stack_ty *msp;
int pid; /* used by opcode_command */
int exit_status; /* used by opcode_command */
struct meter_ty *meter_p; /* used by opcode_command */
void *wlp; /* used by opcode_command */
int need_age; /* used by graph_run */
/* for suspend/resume */
void *flags;
struct match_ty *mp;
struct string_ty *host_binding;
/* for information about the graph */
struct graph_ty *gp;
};
opcode_context_ty *opcode_context_new(struct opcode_list_ty *,
const struct match_ty *);
void opcode_context_delete(opcode_context_ty *);
void opcode_context_call(opcode_context_ty *, struct opcode_list_ty *);
void opcode_context_string_list_push(opcode_context_ty *);
void opcode_context_string_push(opcode_context_ty *, struct string_ty *);
void opcode_context_string_push_list(opcode_context_ty *,
const struct string_list_ty *);
struct string_list_ty *opcode_context_string_list_pop(opcode_context_ty *);
struct string_list_ty *opcode_context_string_list_peek(
const opcode_context_ty *);
opcode_status_ty opcode_context_execute(opcode_context_ty *);
opcode_status_ty opcode_context_execute_nowait(opcode_context_ty *);
opcode_status_ty opcode_context_script(opcode_context_ty *);
void opcode_context_goto(opcode_context_ty *, size_t);
int opcode_context_getpid(opcode_context_ty *);
void opcode_context_waited(opcode_context_ty *, int);
void opcode_context_suspend(opcode_context_ty *);
void opcode_context_resume(opcode_context_ty *);
void opcode_context_host_binding_set(opcode_context_ty *,
struct string_ty *);
const struct match_ty *opcode_context_match_top(const opcode_context_ty *);
const struct match_ty *opcode_context_match_pop(opcode_context_ty *);
void opcode_context_match_push(opcode_context_ty *,
const struct match_ty *);
struct id_ty *opcode_context_id_search(const opcode_context_ty *,
struct string_ty *);
struct id_ty *opcode_context_id_search_fuzzy(const opcode_context_ty *,
struct string_ty *, struct string_ty **);
void opcode_context_id_assign(opcode_context_ty *, struct string_ty *,
struct id_ty *, int);
void opcode_context_id_unassign(opcode_context_ty *, struct string_ty *);
struct string_list_ty *opcode_context_run(opcode_context_ty *,
struct opcode_list_ty *);
int opcode_context_run_bool(opcode_context_ty *, struct opcode_list_ty *);
#endif /* COOK_OPCODE_CONTEXT_H */
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