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// $Id: command.h 1666 2004-08-19 14:09:49Z ensc $ --*- c -*--
// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
//
// 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; version 2 of the License.
//
// 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 02111-1307, USA.
#ifndef H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H
#define H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H
#include <ensc_vector/vector.h>
#include <sys/resource.h>
#include <sys/wait.h>
#include <stdbool.h>
struct Command
{
char const * filename;
union {
struct Vector v;
char const ** d;
} params;
pid_t pid;
int rc;
int err;
struct rusage rusage;
enum { parNONE, parVEC, parDATA } params_style_;
};
void Command_init(struct Command *);
void Command_free(struct Command *);
void Command_reset(struct Command *);
bool Command_exec(struct Command *, bool do_fork);
void Command_appendParameter(struct Command *, char const *);
void Command_setParams(struct Command *, char const **);
/**
* \args do_hang when true, do not return before command exited, or
* an error (e.g. signal) occured
* \returns \c true iff command/processes exited; in this case,
* exitcode is available in the \c rc member
*/
bool Command_wait(struct Command *, bool do_block);
#endif // H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H
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