tmate/osdep-netbsd.c
Nicholas Marriott 1aaf47e698 Apparently NetBSD's tcgetpgrp is good enough to use, so don't need to play
complicated games, from Roy Marples.
2009-06-26 15:54:52 +00:00

53 lines
1.4 KiB
C

/* $Id: osdep-netbsd.c,v 1.4 2009-06-26 15:54:52 nicm Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/proc.h>
#include <sys/sysctl.h>
#include <string.h>
#include <unistd.h>
#ifndef nitems
#define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
#endif
char *osdep_get_name(int, char *);
char *
osdep_get_name(int fd, __unused char *tty)
{
int mib[6];
size_t len;
struct kinfo_proc2 p;
if ((mib[3] = tcgetpgrp(fd)) == -1)
return (NULL);
len = sizeof(p);
mib[0] = CTL_KERN;
mib[1] = KERN_PROC2;
mib[2] = KERN_PROC_PID;
mib[4] = sizeof(p);
mib[5] = 1;
if (sysctl(mib, nitems(mib), &p, &len, NULL, 0) == -1)
return (NULL);
return (strdup(p.p_comm));
}