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readme: -monitor is what is killing out ctrl-c

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Ciro Santilli
2018-04-08 11:41:34 +01:00
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README.adoc
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@@ -360,28 +360,24 @@ On one hand, this provides an easy way to quit QEMU.
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On the other, we are unable to easily kill the foreground process, which is specially problematic when it is something like an infinite loop. and not sent to guest processes. On the other, we are unable to easily kill the foreground process, which is specially problematic when it is something like an infinite loop. and not sent to guest processes.
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TODO: understand why and how to change that. See:
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--
** https://unix.stackexchange.com/questions/167165/how-to-pass-ctrl-c-in-qemu
** https://github.com/cloudius-systems/osv/issues/49
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It is also hard to enter the monitor for the same reason: It is also hard to enter the monitor for the same reason:
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-- --
* http://stackoverflow.com/questions/14165158/how-to-switch-to-qemu-monitor-console-when-running-with-curses * http://stackoverflow.com/questions/14165158/how-to-switch-to-qemu-monitor-console-when-running-with-curses
* https://superuser.com/questions/488263/how-to-switch-to-the-qemu-control-panel-with-nographics * https://superuser.com/questions/488263/how-to-switch-to-the-qemu-control-panel-with-nographics
* https://superuser.com/questions/1087859/how-to-quit-the-qemu-monitor-when-not-using-a-gui/1211516#1211516
-- --
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This behaviour is caused by the `-monitor` option: https://unix.stackexchange.com/questions/167165/how-to-pass-ctrl-c-to-the-guest-when-running-qemu-with-nographic/436321#436321
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TODO: find a solution, that allows us to use both `-monitor` and send `Ctrl-C`: https://stackoverflow.com/questions/49716931/how-to-run-qemu-with-nographic-and-monitor-but-still-be-able-to-send-ctrlc-to
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Our workaround is: Our workaround is:
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.... ....
./qemumonitor ./qemumonitor
.... ....
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I think the problem was reversed in older QEMU versions: https://superuser.com/questions/1087859/how-to-quit-the-qemu-monitor-when-not-using-a-gui/1211516#1211516
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`sendkey sendkey ctrl-c` does not work on the text terminal either. `sendkey sendkey ctrl-c` does not work on the text terminal either.
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This is however fortunate when running QEMU with GDB, as the `Ctrl-C` reaches GDB and breaks. This is however fortunate when running QEMU with GDB, as the `Ctrl-C` reaches GDB and breaks.