/***************************************************************************
  
  gbx_c_process.h
  
  (c) Benoît Minisini <benoit.minisini@gambas-basic.org>

  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, 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., 51 Franklin Street, Fifth Floor, Boston,
  MA 02110-1301, USA.
  
***************************************************************************/

#ifndef __GBX_C_PROCESS_H
#define __GBX_C_PROCESS_H

#include <sys/types.h>
#include <signal.h>

#include "gambas.h"
#include "gbx_object.h"
#include "gbx_c_file.h"
#include "gbx_c_array.h"

#ifndef __GBX_C_PROCESS_C
extern GB_DESC NATIVE_Process[];
extern char *CPROCESS_shell;
#else

#define THIS ((CPROCESS *)_object)

#endif

typedef
	struct _CPROCESS {
		CSTREAM ob;
		struct _CPROCESS *prev;
		struct _CPROCESS *next;
		pid_t pid;
		int in;
		int out;
		int err;
		int status;
		unsigned running : 1;
		unsigned wait : 1;
		unsigned to_string : 1;
		unsigned with_error : 1;
		unsigned process_group : 1;
		unsigned ignore : 1;
		unsigned error : 1;
		char *result;
		GB_VARIANT_VALUE tag;
	}
	CPROCESS;

enum
{
	PM_READ   = 1,
	PM_WRITE  = 2,
	PM_TERM   = 4,
	PM_STRING = 8,
	PM_WAIT   = 16,
	PM_ERROR  = 32,
	PM_SHELL  = 128
};

CPROCESS *CPROCESS_create(int mode, void *cmd, char *name, CARRAY *env);
void CPROCESS_wait_for(CPROCESS *process, int timeout);
void CPROCESS_check(void *_object);
const char *CPROCESS_search_program_in_path(char *name);
void CPROCESS_callback_child(void);

#endif
