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* sysdeps/unix/sysv/linux/ttyname_r.c (__ttyname_r): Remember
	whether /dev/pts is available.
	* sysdeps/unix/sysv/linux/ttyname.c (ttyname): Fix handling of
	dev_pts_available.
This commit is contained in:
Ulrich Drepper
1999-03-05 18:52:41 +00:00
parent c277d2e55a
commit aad20af475
3 changed files with 36 additions and 21 deletions
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23
sysdeps/unix/sysv/linux/ttyname.c
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@ -111,7 +111,7 @@ ttyname (fd)
char procname[30];
struct stat st, st1;
int dostat = 0;
char *name;
char *name = NULL;
int save = errno;
if (!__isatty (fd))
@ -139,20 +139,21 @@ ttyname (fd)
if (__fxstat (_STAT_VER, fd, &st) < 0)
return NULL;
if (dev_pts_available
&& __xstat (_STAT_VER, "/dev/pts", &st1) == 0 && S_ISDIR (st1.st_mode))
if (dev_pts_available)
{
if (__xstat (_STAT_VER, "/dev/pts", &st1) == 0 && S_ISDIR (st1.st_mode))
{
#ifdef _STATBUF_ST_RDEV
name = getttyname ("/dev/pts", st.st_rdev, st.st_ino, save, &dostat);
name = getttyname ("/dev/pts", st.st_rdev, st.st_ino, save, &dostat);
#else
name = getttyname ("/dev/pts", st.st_dev, st.st_ino, save, &dostat);
name = getttyname ("/dev/pts", st.st_dev, st.st_ino, save, &dostat);
#endif
}
else
{
__set_errno (save);
name = NULL;
dev_pts_available = 1;
}
else
{
__set_errno (save);
dev_pts_available = 0;
}
}
if (!name && dostat != -1)