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Use pgrp of pty fd not pid of immediate child when recovering current working

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directory (like current process). From Marcel Partap.
This commit is contained in:
Nicholas Marriott
2012-09-24 14:05:38 +01:00
parent 5b85efeb93
commit 5d60bc7f7c
13 changed files with 41 additions and 23 deletions
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8
osdep-openbsd.c
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@ -37,7 +37,7 @@
struct kinfo_proc *cmp_procs(struct kinfo_proc *, struct kinfo_proc *);
char *osdep_get_name(int, char *);
char *osdep_get_cwd(pid_t);
char *osdep_get_cwd(int);
struct event_base *osdep_event_init(void);
struct kinfo_proc *
@ -135,12 +135,14 @@ error:
}
char*
osdep_get_cwd(pid_t pid)
osdep_get_cwd(int fd)
{
int name[] = { CTL_KERN, KERN_PROC_CWD, (int)pid };
int name[] = { CTL_KERN, KERN_PROC_CWD, 0 };
static char path[MAXPATHLEN];
size_t pathlen = sizeof path;
if ((name[2] = tcgetpgrp(fd)) == -1)
return (NULL);
if (sysctl(name, 3, path, &pathlen, NULL, 0) != 0)
return (NULL);
return (path);