linux-kernel - [PATCH] make unicode default

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Message-ID: <Pine.LNX.4.64.0709291034100.22032@fbirervta.pbzchgretzou.qr>
Date:	Sat, 29 Sep 2007 10:36:34 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	"H. Peter Anvin" <hpa@...or.com>,
	Antonino Daplas <adaplas@...il.com>
cc:	Bill Nottingham <notting@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] make unicode default


Make the vt return to the system default when it is reset.
Also make UTF-8 the system default.
Derived from http://lkml.org/lkml/2007/8/31/246

Tested and works as expected.

Signed-off-by: Jan Engelhardt <jengelh@...putergmbh.de>

---
 drivers/char/keyboard.c |    2 +-
 drivers/char/sysrq.c    |    4 ++--
 drivers/char/vt.c       |    2 +-
 drivers/char/vt_ioctl.c |    2 +-
 include/linux/vt_kern.h |    1 +
 5 files changed, 6 insertions(+), 5 deletions(-)

Index: linux-2.6.23/drivers/char/keyboard.c
===================================================================
--- linux-2.6.23.orig/drivers/char/keyboard.c
+++ linux-2.6.23/drivers/char/keyboard.c
@@ -1366,7 +1366,7 @@ int __init kbd_init(void)
 		kbd_table[i].lockstate = KBD_DEFLOCK;
 		kbd_table[i].slockstate = 0;
 		kbd_table[i].modeflags = KBD_DEFMODE;
-		kbd_table[i].kbdmode = VC_XLATE;
+		kbd_table[i].kbdmode = default_utf8 ? VC_UNICODE : VC_XLATE;
 	}
 
 	error = input_register_handler(&kbd_handler);
Index: linux-2.6.23/drivers/char/sysrq.c
===================================================================
--- linux-2.6.23.orig/drivers/char/sysrq.c
+++ linux-2.6.23/drivers/char/sysrq.c
@@ -107,12 +107,12 @@ static void sysrq_handle_unraw(int key, 
 	struct kbd_struct *kbd = &kbd_table[fg_console];
 
 	if (kbd)
-		kbd->kbdmode = VC_XLATE;
+		kbd->kbdmode = default_utf8 ? VC_UNICODE : VC_XLATE;
 }
 static struct sysrq_key_op sysrq_unraw_op = {
 	.handler	= sysrq_handle_unraw,
 	.help_msg	= "unRaw",
-	.action_msg	= "Keyboard mode set to XLATE",
+	.action_msg	= "Keyboard mode set to system default",
 	.enable_mask	= SYSRQ_ENABLE_KEYBOARD,
 };
 #else
Index: linux-2.6.23/drivers/char/vt.c
===================================================================
--- linux-2.6.23.orig/drivers/char/vt.c
+++ linux-2.6.23/drivers/char/vt.c
@@ -158,7 +158,7 @@ static void blank_screen_t(unsigned long
 static void set_palette(struct vc_data *vc);
 
 static int printable;		/* Is console ready for printing? */
-static int default_utf8;
+int default_utf8 = true;
 module_param(default_utf8, int, S_IRUGO | S_IWUSR);
 
 /*
Index: linux-2.6.23/drivers/char/vt_ioctl.c
===================================================================
--- linux-2.6.23.orig/drivers/char/vt_ioctl.c
+++ linux-2.6.23/drivers/char/vt_ioctl.c
@@ -1070,7 +1070,7 @@ int vt_waitactive(int vt)
 void reset_vc(struct vc_data *vc)
 {
 	vc->vc_mode = KD_TEXT;
-	kbd_table[vc->vc_num].kbdmode = VC_XLATE;
+	kbd_table[vc->vc_num].kbdmode = default_utf8 ? VC_UNICODE : VC_XLATE;
 	vc->vt_mode.mode = VT_AUTO;
 	vc->vt_mode.waitv = 0;
 	vc->vt_mode.relsig = 0;
Index: linux-2.6.23/include/linux/vt_kern.h
===================================================================
--- linux-2.6.23.orig/include/linux/vt_kern.h
+++ linux-2.6.23/include/linux/vt_kern.h
@@ -87,6 +87,7 @@ extern int unbind_con_driver(const struc
 extern char con_buf[CON_BUF_SIZE];
 extern struct mutex con_buf_mtx;
 extern char vt_dont_switch;
+extern int default_utf8;
 
 struct vt_spawn_console {
 	spinlock_t lock;

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