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UserspaceEmulator: Add the dup2 syscall

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This commit is contained in:
Andreas Kling 2020-08-07 18:46:56 +02:00
parent 5dce5fa7c2
commit fae9c9f81f
2 changed files with 8 additions and 0 deletions
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7
DevTools/UserspaceEmulator/Emulator.cpp
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@ -253,6 +253,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
switch (function) {
case SC_chdir:
return virt$chdir(arg1, arg2);
case SC_dup2:
return virt$dup2(arg1, arg2);
case SC_access:
return virt$access(arg1, arg2, arg3);
case SC_waitid:
@ -1346,4 +1348,9 @@ int Emulator::virt$chdir(FlatPtr path, size_t path_length)
return syscall(SC_chdir, host_path.data(), host_path.size());
}
int Emulator::virt$dup2(int old_fd, int new_fd)
{
return syscall(SC_dup2, old_fd, new_fd);
}
}