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More work towards getting bash to build.

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Implemented some syscalls: dup(), dup2(), getdtablesize().
FileHandle is now a retainable, since that's needed for dup()'ed fd's.
I didn't really test any of this beyond a basic smoke check.
This commit is contained in:
Andreas Kling
2018-11-05 19:01:22 +01:00
parent 82f84bab11
commit 9f2b9c82bf
17 changed files with 114 additions and 23 deletions
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6
Kernel/Syscall.cpp
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@@ -140,6 +140,12 @@ static DWORD handle(RegisterDump& regs, DWORD function, DWORD arg1, DWORD arg2,
return (dword)current->sys$signal((int)arg1, (Unix::sighandler_t)arg2);
case Syscall::PosixIsatty:
return current->sys$isatty((int)arg1);
case Syscall::Getdtablesize:
return current->sys$getdtablesize();
case Syscall::Dup:
return current->sys$dup((int)arg1);
case Syscall::Dup2:
return current->sys$dup2((int)arg1, (int)arg2);
default:
kprintf("<%u> int0x80: Unknown function %x requested {%x, %x, %x}\n", current->pid(), function, arg1, arg2, arg3);
break;