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Add basic PTY support.

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For now, there are four hard-coded PTYs: /dev/pt{m,s}[0123]
Use this in the Terminal to open a pty pair and spawn a shell.
This commit is contained in:
Andreas Kling 2019-01-15 06:30:19 +01:00
parent ecb4ab0943
commit 2f74c2f430
21 changed files with 287 additions and 10 deletions
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2
Kernel/Syscall.cpp
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@ -121,6 +121,8 @@ static dword handle(RegisterDump& regs, dword function, dword arg1, dword arg2,
return current->sys$readlink((const char*)arg1, (char*)arg2, (size_t)arg3);
case Syscall::SC_ttyname_r:
return current->sys$ttyname_r((int)arg1, (char*)arg2, (size_t)arg3);
case Syscall::SC_ptsname_r:
return current->sys$ptsname_r((int)arg1, (char*)arg2, (size_t)arg3);
case Syscall::SC_setsid:
return current->sys$setsid();
case Syscall::SC_getsid: