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/* $OpenBSD$ */
/*
* Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
*
* 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/types.h>
#include <event.h>
#include <libproc.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
char *osdep_get_name(int, char *);
char *osdep_get_cwd(int);
struct event_base *osdep_event_init(void);
#ifndef __unused
#define __unused __attribute__ ((__unused__))
#endif
char *
osdep_get_name(int fd, __unused char *tty)
{
struct proc_bsdinfo bsdinfo;
pid_t pgrp;
int ret;
if ((pgrp = tcgetpgrp(fd)) == -1)
return (NULL);
ret = proc_pidinfo(pgrp, PROC_PIDTBSDINFO, 0,
&bsdinfo, sizeof bsdinfo);
if (ret == sizeof bsdinfo && *bsdinfo.pbi_comm != '\0')
return (strdup(bsdinfo.pbi_comm));
return (NULL);
}
char *
osdep_get_cwd(int fd)
{
static char wd[PATH_MAX];
struct proc_vnodepathinfo pathinfo;
pid_t pgrp;
int ret;
if ((pgrp = tcgetpgrp(fd)) == -1)
return (NULL);
ret = proc_pidinfo(pgrp, PROC_PIDVNODEPATHINFO, 0,
&pathinfo, sizeof pathinfo);
if (ret == sizeof pathinfo) {
strlcpy(wd, pathinfo.pvi_cdir.vip_path, sizeof wd);
return (wd);
}
return (NULL);
}
struct event_base *
osdep_event_init(void)
{
/*
* On OS X, kqueue and poll are both completely broken and don't
* work on anything except socket file descriptors (yes, really).
*/
setenv("EVENT_NOKQUEUE", "1", 1);
setenv("EVENT_NOPOLL", "1", 1);
return (event_init());
}
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