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* fhandler.h (__ptsname): New macro.

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* dtable.cc (decode_tty): Use __ptsname to generate the slave pty name.
* fhandler_tty.cc (fhandler_pty_master::ptsname_r): Ditto.
* bsdlib.cc: Add needed includes for openpty() changes.
(openpty): Use __ptsname to generate the slave pty name.  Close slave fd when
aslave == NULL.
This commit is contained in:
Christopher Faylor
2011-11-08 06:26:15 +00:00
parent 5d46c490dd
commit 926014453f
5 changed files with 24 additions and 5 deletions
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15
winsup/cygwin/libc/bsdlib.cc
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@ -35,6 +35,10 @@
#include <sys/ioctl.h>
#include <fcntl.h>
#include <err.h>
#include "path.h"
#include "fhandler.h"
#include "dtable.h"
#include "cygheap.h"
#include "cygtls.h"
extern "C" int
@ -108,20 +112,25 @@ openpty (int *amaster, int *aslave, char *name, const struct termios *termp,
{
grantpt (master);
unlockpt (master);
strcpy (pts, ptsname (master));
__ptsname (pts, cygheap->fdtab[master]->get_unit ());
revoke (pts);
if ((slave = open (pts, O_RDWR | O_NOCTTY)) >= 0)
{
if (amaster)
*amaster = master;
if (aslave)
*aslave = slave;
if (name)
strcpy (name, pts);
if (termp)
tcsetattr (slave, TCSAFLUSH, termp);
if (winp)
ioctl (slave, TIOCSWINSZ, (char *) winp);
/* The man page doesn't say that aslave can be NULL but we have
allowed it for years. As of 2011-11-08 we now avoid a handle
leak in this case. */
if (aslave)
*aslave = slave;
else
close (slave);
return 0;
}
close (master);