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-rw-r--r--sysdeps/generic/tcsetattr.c97
1 files changed, 97 insertions, 0 deletions
diff --git a/sysdeps/generic/tcsetattr.c b/sysdeps/generic/tcsetattr.c
new file mode 100644
index 0000000000..e1b54c5e14
--- /dev/null
+++ b/sysdeps/generic/tcsetattr.c
@@ -0,0 +1,97 @@
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <errno.h>
+#include <stddef.h>
+#include <termios.h>
+
+static int bad_speed __P ((speed_t speed));
+
+/* Set the state of FD to *TERMIOS_P.  */
+int
+tcsetattr (fd, optional_actions, termios_p)
+     int fd;
+     int optional_actions;
+     const struct termios *termios_p;
+{
+  if (fd < 0)
+    {
+      __set_errno (EBADF);
+      return -1;
+    }
+  if (termios_p == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+  switch (optional_actions)
+    {
+    case TCSANOW:
+    case TCSADRAIN:
+    case TCSAFLUSH:
+      break;
+    default:
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  if (bad_speed(termios_p->__ospeed) ||
+      bad_speed(termios_p->__ispeed == 0 ?
+		termios_p->__ospeed : termios_p->__ispeed))
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+
+/* Strychnine checking.  */
+static int
+bad_speed (speed)
+     speed_t speed;
+{
+  switch (speed)
+    {
+    case B0:
+    case B50:
+    case B75:
+    case B110:
+    case B134:
+    case B150:
+    case B200:
+    case B300:
+    case B600:
+    case B1200:
+    case B1800:
+    case B2400:
+    case B4800:
+    case B9600:
+    case B19200:
+    case B38400:
+      return 0;
+    default:
+      return 1;
+    }
+}
+
+
+stub_warning (tcsetattr)
+#include <stub-tag.h>