Implement osdep_get_name and osdep_get_cwd for AIX, from J Raynor.

This commit is contained in:
Nicholas Marriott 2015-07-15 08:46:35 +01:00
parent 5ffb869e1a
commit 8c96e2a6d9
2 changed files with 63 additions and 5 deletions

View File

@ -40,6 +40,10 @@ forkpty(int *master, unused char *name, struct termios *tio, struct winsize *ws)
if ((path = ttyname(*master)) == NULL)
goto out;
if (name != NULL)
strlcpy(name, path, TTY_NAME_MAX);
if ((slave = open(path, O_RDWR|O_NOCTTY)) == -1)
goto out;

View File

@ -16,21 +16,75 @@
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/procfs.h>
#include <event.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include "tmux.h"
char *
osdep_get_name(unused int fd, unused char *tty)
osdep_get_name(unused int fd, char *tty)
{
return (NULL);
struct psinfo p;
char *path;
ssize_t bytes;
int f, ttyfd, retval;
pid_t pgrp;
if ((ttyfd = open(tty, O_RDONLY|O_NOCTTY)) == -1)
return (NULL);
retval = ioctl(ttyfd, TIOCGPGRP, &pgrp);
close(ttyfd);
if (retval == -1)
return (NULL);
xasprintf(&path, "/proc/%u/psinfo", (u_int) pgrp);
f = open(path, O_RDONLY);
free(path);
if (f < 0)
return (NULL);
bytes = read(f, &p, sizeof(p));
close(f);
if (bytes != sizeof(p))
return (NULL);
return (xstrdup(p.pr_fname));
}
char *
osdep_get_cwd(unused int fd)
osdep_get_cwd(int fd)
{
static char target[MAXPATHLEN + 1];
char *path;
const char *ttypath;
ssize_t n;
pid_t pgrp;
int len, retval, ttyfd;
if ((ttypath = ptsname(fd)) == NULL)
return (NULL);
if ((ttyfd = open(ttypath, O_RDONLY|O_NOCTTY)) == -1)
return (NULL);
retval = ioctl(ttyfd, TIOCGPGRP, &pgrp);
close(ttyfd);
if (retval == -1)
return (NULL);
xasprintf(&path, "/proc/%u/cwd", (u_int) pgrp);
n = readlink(path, target, MAXPATHLEN);
free(path);
if (n > 0) {
target[n] = '\0';
if ((len = strlen(target)) > 1 && target[len - 1] == '/')
target[len - 1] = '\0';
return (target);
}
return (NULL);
}