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[Qemu-devel] [PATCH] terminal attributes is not restored when using /dev
From: |
Shahar Havivi |
Subject: |
[Qemu-devel] [PATCH] terminal attributes is not restored when using /dev/tty monitor |
Date: |
Sat, 20 Feb 2010 10:30:56 +0200 |
User-agent: |
Mutt/1.5.20 (2009-08-17) |
when exiting qemu that run with "-monitor /dev/tty", the launching
terminal get weird behaviour because no restore terminals action has
taken.
added chr_close and register atexit() code for tty devices (like stdio
does)
Signed-off-by: Shahar Havivi <address@hidden>
---
qemu-char.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/qemu-char.c b/qemu-char.c
index 75dbf66..de16883 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -1002,6 +1002,7 @@ static void tty_serial_init(int fd, int speed,
speed, parity, data_bits, stop_bits);
#endif
tcgetattr (fd, &tty);
+ oldtty = tty;
#define check_speed(val) if (speed <= val) { spd = B##val; break; }
speed = speed * 10 / 11;
@@ -1173,6 +1174,17 @@ static int tty_serial_ioctl(CharDriverState *chr, int
cmd, void *arg)
return 0;
}
+static void tty_exit(void)
+{
+ tcsetattr(0, TCSANOW, &oldtty);
+}
+
+static void qemu_chr_close_tty(struct CharDriverState *chr)
+{
+ tty_exit();
+ fd_chr_close(chr);
+}
+
static CharDriverState *qemu_chr_open_tty(QemuOpts *opts)
{
const char *filename = qemu_opt_get(opts, "path");
@@ -1190,6 +1202,8 @@ static CharDriverState *qemu_chr_open_tty(QemuOpts *opts)
return NULL;
}
chr->chr_ioctl = tty_serial_ioctl;
+ chr->chr_close = qemu_chr_close_tty;
+ atexit(tty_exit);
return chr;
}
#else /* ! __linux__ && ! __sun__ */
--
1.6.3.3
- [Qemu-devel] [PATCH] terminal attributes is not restored when using /dev/tty monitor,
Shahar Havivi <=