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[Qemu-devel] [PATCH] char: disable stdio echo on resume from suspend.
From: |
Gal Hammer |
Subject: |
[Qemu-devel] [PATCH] char: disable stdio echo on resume from suspend. |
Date: |
Mon, 5 Jan 2015 11:21:03 +0200 |
The monitor's auto-completion feature stopped working when stdio is used
as an input and qemu was resumed after it was suspended (using ctrl-z).
Signed-off-by: Gal Hammer <address@hidden>
---
qemu-char.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/qemu-char.c b/qemu-char.c
index ef84b53..786df33 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -1113,12 +1113,22 @@ static int old_fd0_flags;
static bool stdio_in_use;
static bool stdio_allow_signal;
+static void qemu_chr_set_echo_stdio(CharDriverState *chr, bool echo);
+
static void term_exit(void)
{
tcsetattr (0, TCSANOW, &oldtty);
fcntl(0, F_SETFL, old_fd0_flags);
}
+static void term_stdio_handler(int sig)
+{
+ if (sig == SIGCONT) {
+ /* echo should be off after resume from suspend. */
+ qemu_chr_set_echo_stdio(NULL, false);
+ }
+}
+
static void qemu_chr_set_echo_stdio(CharDriverState *chr, bool echo)
{
struct termios tty;
@@ -1165,6 +1175,7 @@ static CharDriverState *qemu_chr_open_stdio(ChardevStdio
*opts)
tcgetattr(0, &oldtty);
qemu_set_nonblock(0);
atexit(term_exit);
+ signal(SIGCONT, term_stdio_handler);
chr = qemu_chr_open_fd(0, 1);
chr->chr_close = qemu_chr_close_stdio;
--
2.1.0
- [Qemu-devel] [PATCH] char: disable stdio echo on resume from suspend.,
Gal Hammer <=