diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/ttyname.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/ttyname.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/sysdeps/unix/sysv/linux/ttyname.c b/sysdeps/unix/sysv/linux/ttyname.c index 9d345b8b94..20c794daf4 100644 --- a/sysdeps/unix/sysv/linux/ttyname.c +++ b/sysdeps/unix/sysv/linux/ttyname.c @@ -107,11 +107,10 @@ ttyname (fd) { static char *buf; static size_t buflen = 0; - static int dev_pts_available = 1; char procname[30]; struct stat st, st1; int dostat = 0; - char *name = NULL; + char *name; int save = errno; if (!__isatty (fd)) @@ -139,21 +138,18 @@ ttyname (fd) if (__fxstat (_STAT_VER, fd, &st) < 0) return NULL; - if (dev_pts_available) + if (__xstat (_STAT_VER, "/dev/pts", &st1) == 0 && S_ISDIR (st1.st_mode)) { - 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); - dev_pts_available = 0; - } + } + else + { + __set_errno (save); + name = NULL; } if (!name && dostat != -1) |