Subversion Repositories planix.SVN

#include <sys/types.h>

#include <sys/stat.h>

#include <fcntl.h>

#include <stdlib.h>

#include <unistd.h>

#include <errno.h>

#include <stdio.h>

#include "sys9.h"

#include "lib.h"

pid_t

getpgrp(void)

{

	int n, f, pid;

	char pgrpbuf[15], fname[30];

	pid = getpid();

	sprintf(fname, "/proc/%d/noteid", pid);

	f = open(fname, 0);

	n = read(f, pgrpbuf, sizeof pgrpbuf);

	if(n < 0)

		_syserrno();

	else

		n = atoi(pgrpbuf);

	close(f);

	return n;

}