Use forkpty() except on OpenBSD.

This commit is contained in:
Nicholas Marriott 2017-01-23 12:26:06 +00:00
parent b3a724f30c
commit 1ebe79dd62

11
pty.c
View File

@ -19,13 +19,14 @@
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#ifdef __OpenBSD__
#include <sys/tty.h>
#endif
#include <fcntl.h>
#include <string.h>
#include <termios.h>
#include <unistd.h>
#include <util.h>
int pty_open(int *);
pid_t pty_fork(int, int *, char *, size_t, struct winsize *);
@ -33,15 +34,20 @@ pid_t pty_fork(int, int *, char *, size_t, struct winsize *);
int
pty_open(int *fd)
{
#ifdef __OpenBSD__
*fd = open(PATH_PTMDEV, O_RDWR|O_CLOEXEC);
if (*fd < 0)
return (-1);
#else
*fd = -1;
#endif
return (0);
}
pid_t
pty_fork(int ptmfd, int *fd, char *name, size_t namelen, struct winsize *ws)
{
#ifdef __OpenBSD__
struct ptmget ptm;
pid_t pid;
@ -64,4 +70,7 @@ pty_fork(int ptmfd, int *fd, char *name, size_t namelen, struct winsize *ws)
*fd = ptm.cfd;
close(ptm.sfd);
return (pid);
#else
return (forkpty(fd, name, NULL, ws));
#endif
}