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Sprite 1984 - 1993
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Sprite 1984 - 1993.iso
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unixSyscall
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getpgrp.c
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C/C++ Source or Header
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1988-06-19
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/*
* getpgrp.c --
*
* Procedure to map from Unix getpgrp system call to Sprite.
*
* Copyright (C) 1986 Regents of the University of California
* All rights reserved.
*/
#ifndef lint
static char rcsid[] = "$Header: getpgrp.c,v 1.1 88/06/19 14:31:26 ouster Exp $ SPRITE (Berkeley)";
#endif not lint
#include "sprite.h"
#include "compatInt.h"
#include "proc.h"
/*
*----------------------------------------------------------------------
*
* getpgrp --
*
* Procedure to map from Unix getpgrp system call to Sprite
* Proc_GetFamilyID.
*
* Results:
* UNIX_ERROR is returned upon error, with the actual error code
* stored in errno. Otherwise the family id of the given process is
* returned.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
int
getpgrp(pid)
int pid; /* Process to get the process group for. */
{
ReturnStatus status; /* result returned by Proc_GetFamilyID */
int familyID; /* Family ID of process. */
if (pid == 0) {
pid = PROC_MY_PID;
}
status = Proc_GetFamilyID(pid, &familyID);
if (status != SUCCESS) {
errno = Compat_MapCode(status);
return(UNIX_ERROR);
} else {
return(familyID);
}
}