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osdep_get_cwd for NetBSD, from Leonardo Taccari.

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This commit is contained in:
Nicholas Marriott 2018-11-29 10:37:27 +00:00
parent 1ed994a6c8
commit 6cf2f74fe9
1 changed files with 21 additions and 2 deletions
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23
osdep-netbsd.c
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@ -23,14 +23,17 @@
#include <errno.h>
#include <event.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "tmux.h"
#define is_runnable(p) \
((p)->p_stat == LSRUN || (p)->p_stat == SIDL)
((p)->p_stat == LSRUN || (p)->p_stat == SIDL)
#define is_stopped(p) \
((p)->p_stat == SSTOP || (p)->p_stat == SZOMB)
((p)->p_stat == SSTOP || (p)->p_stat == SZOMB)
struct kinfo_proc2 *cmp_procs(struct kinfo_proc2 *, struct kinfo_proc2 *);
char *osdep_get_name(int, char *);
@ -129,6 +132,22 @@ error:
char *
osdep_get_cwd(int fd)
{
static char target[PATH_MAX + 1];
char *path;
pid_t pgrp;
ssize_t n;
if ((pgrp = tcgetpgrp(fd)) == -1)
return (NULL);
xasprintf(&path, "/proc/%lld/cwd", (long long) pgrp);
n = readlink(path, target, sizeof(target) - 1);
free(path);
if (n > 0) {
target[n] = '\0';
return (target);
}
return (NULL);
}