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-rw-r--r--include/linux/devpts_fs.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/linux/devpts_fs.h b/include/linux/devpts_fs.h
new file mode 100644
index 000000000000..b672ddc00735
--- /dev/null
+++ b/include/linux/devpts_fs.h
@@ -0,0 +1,34 @@
+/* -*- linux-c -*- --------------------------------------------------------- *
+ *
+ * linux/include/linux/devpts_fs.h
+ *
+ * Copyright 1998-2004 H. Peter Anvin -- All Rights Reserved
+ *
+ * This file is part of the Linux kernel and is made available under
+ * the terms of the GNU General Public License, version 2, or at your
+ * option, any later version, incorporated herein by reference.
+ *
+ * ------------------------------------------------------------------------- */
+
+#ifndef _LINUX_DEVPTS_FS_H
+#define _LINUX_DEVPTS_FS_H
+
+#include <linux/errno.h>
+
+#ifdef CONFIG_UNIX98_PTYS
+
+int devpts_pty_new(struct tty_struct *tty); /* mknod in devpts */
+struct tty_struct *devpts_get_tty(int number); /* get tty structure */
+void devpts_pty_kill(int number); /* unlink */
+
+#else
+
+/* Dummy stubs in the no-pty case */
+static inline int devpts_pty_new(struct tty_struct *tty) { return -EINVAL; }
+static inline struct tty_struct *devpts_get_tty(int number) { return NULL; }
+static inline void devpts_pty_kill(int number) { }
+
+#endif
+
+
+#endif /* _LINUX_DEVPTS_FS_H */