From 7dc7f7b215911a23deeffb9fd6f86cce39c425b6 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 29 Oct 1998 17:48:35 +0000 Subject: Update. * sysdeps/unix/sysv/linux/ttyname.c (ttyname): Keep Linux 2.0 kernels in mind when reading /proc/self/fd/FD. * sysdeps/unix/sysv/linux/ttyname_r.c (__ttyname_r): Likewise. --- sysdeps/unix/sysv/linux/ttyname.c | 4 +++- sysdeps/unix/sysv/linux/ttyname_r.c | 4 ++-- 2 files changed, 5 insertions(+), 3 deletions(-) (limited to 'sysdeps/unix/sysv/linux') diff --git a/sysdeps/unix/sysv/linux/ttyname.c b/sysdeps/unix/sysv/linux/ttyname.c index 40b006a8cd..35eb4b4696 100644 --- a/sysdeps/unix/sysv/linux/ttyname.c +++ b/sysdeps/unix/sysv/linux/ttyname.c @@ -131,7 +131,9 @@ ttyname (fd) } } - if (__readlink (procname, buf, buflen) != -1) + if (__readlink (procname, buf, buflen) != -1 + /* This is for Linux 2.0. */ + && buf[0] != '[') return buf; if (fstat (fd, &st) < 0) diff --git a/sysdeps/unix/sysv/linux/ttyname_r.c b/sysdeps/unix/sysv/linux/ttyname_r.c index 8306cf56c0..449942a96d 100644 --- a/sysdeps/unix/sysv/linux/ttyname_r.c +++ b/sysdeps/unix/sysv/linux/ttyname_r.c @@ -134,9 +134,9 @@ __ttyname_r (fd, buf, buflen) *_fitoa_word (fd, __stpcpy (procname, "/proc/self/fd/"), 10, 0) = '\0'; ret = __readlink (procname, buf, buflen - 1); - if (ret != -1) + if (ret != -1 && buf[0] != '[') return 0; - if (errno == ENAMETOOLONG) + if (ret == -1 && errno == ENAMETOOLONG) { __set_errno (ERANGE); return ERANGE; -- cgit 1.4.1