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Kernel: Add a beep() syscall that beeps the PC speaker.

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Hook this up in Terminal so that the '\a' character generates a beep.
Finally emit an '\a' character in the shell line editing code when
backspacing at the start of the line.
This commit is contained in:
Andreas Kling 2019-05-15 21:40:41 +02:00
parent dcf490ecab
commit 3cba2a8a78
14 changed files with 82 additions and 25 deletions
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3
Kernel/Syscall.cpp
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@ -60,6 +60,9 @@ static dword handle(RegisterDump& regs, dword function, dword arg1, dword arg2,
case Syscall::SC_yield:
Scheduler::yield();
break;
case Syscall::SC_beep:
Scheduler::beep();
break;
case Syscall::SC_donate:
return current->process().sys$donate((int)arg1);
case Syscall::SC_gettid: