64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
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/*
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* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Further, this software is distributed without any warranty that it is
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* free of the rightful claim of any third person regarding infringement
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* or the like. Any license provided herein, whether implied or
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* otherwise, applies only to this software file. Patent licenses, if
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* any, provided herein do not apply to combinations of this program with
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* other software, or any other product whatsoever.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*
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* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
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* Mountain View, CA 94043, or:
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*
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* http://www.sgi.com
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*
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* For further information regarding this notice, see:
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*
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* http://oss.sgi.com/projects/GenInfo/NoticeExplan/
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*/
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#ifndef _FORKER_H_
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#define _FORKER_H_
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#define FORKER_MAX_PIDS 4098
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extern int Forker_pids[FORKER_MAX_PIDS]; /* holds pids of forked processes */
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extern int Forker_npids; /* number of entries in Forker_pids */
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/*
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* This function will fork and the parent will exit zero and
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* the child will return. This will orphan the returning process
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* putting it in the background.
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*/
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int background( char * );
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/*
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* Forker will fork ncopies-1 copies of self.
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*
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* arg 1: Number of copies of the process to be running after return.
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* This value minus one is the number of forks performed.
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* arg 2: mode: 0 - all children are first generation descendents.
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* 1 - each subsequent child is a descendent of another
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* descendent, resulting in only one direct descendent of the
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* parent and each other child is a child of another child in
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* relation to the parent.
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* arg 3: prefix: string to preceed any error messages. A value of NULL
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* results in no error messages on failure.
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* returns: returns to parent the number of children forked.
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*/
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int forker( int , int , char * );
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#endif /* _FORKER_H_ */
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