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authorUlrich Drepper <drepper@redhat.com>2003-02-21 00:12:29 +0000
committerUlrich Drepper <drepper@redhat.com>2003-02-21 00:12:29 +0000
commit6eb74f33650b4b55e8bc7679145e9293c4b43f2f (patch)
tree667601f859e4780ad32c1bb9b02de3804c76c10b
parent0585697658a4f4afd4b9811b7a3f73ff820a20d8 (diff)
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Update.
2003-02-20 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Remove obsolete patch to check for system call errors.
-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/unix/sysv/linux/tcsetattr.c32
2 files changed, 6 insertions, 31 deletions
diff --git a/ChangeLog b/ChangeLog
index 8355708..6ae0129 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-02-20 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Remove obsolete
+ patch to check for system call errors.
+
2002-07-24 Philip Blundell <philb@gnu.org>
* sysdeps/unix/sysv/linux/arm/ioperm.c (init_iosys): Yield ENODEV
diff --git a/sysdeps/unix/sysv/linux/tcsetattr.c b/sysdeps/unix/sysv/linux/tcsetattr.c
index a5eab4d..0b01894 100644
--- a/sysdeps/unix/sysv/linux/tcsetattr.c
+++ b/sysdeps/unix/sysv/linux/tcsetattr.c
@@ -56,7 +56,6 @@ tcsetattr (fd, optional_actions, termios_p)
{
struct __kernel_termios k_termios;
unsigned long int cmd;
- int retval;
switch (optional_actions)
{
@@ -88,35 +87,6 @@ tcsetattr (fd, optional_actions, termios_p)
memcpy (&k_termios.c_cc[0], &termios_p->c_cc[0],
__KERNEL_NCCS * sizeof (cc_t));
- retval = INLINE_SYSCALL (ioctl, 3, fd, cmd, &k_termios);
-
- if (retval == 0 && cmd == TCSETS)
- {
- /* The Linux kernel has a bug which silently ignore the invalid
- c_cflag on pty. We have to check it here. */
- int save = errno;
- retval = INLINE_SYSCALL (ioctl, 3, fd, TCGETS, &k_termios);
- if (retval)
- {
- /* We cannot verify if the setting is ok. We don't return
- an error (?). */
- __set_errno (save);
- retval = 0;
- }
- else if ((termios_p->c_cflag & (PARENB | CREAD))
- != (k_termios.c_cflag & (PARENB | CREAD))
- || ((termios_p->c_cflag & CSIZE)
- && ((termios_p->c_cflag & CSIZE)
- != (k_termios.c_cflag & CSIZE))))
- {
- /* It looks like the Linux kernel silently changed the
- PARENB/CREAD/CSIZE bits in c_cflag. Report it as an
- error. */
- __set_errno (EINVAL);
- retval = -1;
- }
- }
-
- return retval;
+ return INLINE_SYSCALL (ioctl, 3, fd, cmd, &k_termios);
}
libc_hidden_def (tcsetattr)