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UserspaceEmulator: Implement the fork() syscall :^)

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This commit is contained in:
Andreas Kling 2020-07-27 18:05:20 +02:00
parent 7bb6b1d44d
commit b9b74e355a
2 changed files with 8 additions and 1 deletions
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8
DevTools/UserspaceEmulator/Emulator.cpp
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@ -349,7 +349,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
return virt$clock_gettime(arg1, arg2); return virt$clock_gettime(arg1, arg2);
case SC_getrandom: case SC_getrandom:
return virt$getrandom(arg1, arg2, arg3); return virt$getrandom(arg1, arg2, arg3);
case SC_fork:
return virt$fork();
default: default:
dbg() << "Unimplemented syscall: " << Syscall::to_string((Syscall::Function)function); dbg() << "Unimplemented syscall: " << Syscall::to_string((Syscall::Function)function);
dump_backtrace(); dump_backtrace();
@ -866,4 +867,9 @@ int Emulator::virt$ioctl(int fd, unsigned request, FlatPtr arg)
TODO(); TODO();
} }
int Emulator::virt$fork()
{
return fork();
}
} }

1
DevTools/UserspaceEmulator/Emulator.h
View file

@ -70,6 +70,7 @@ private:
void setup_stack(const Vector<String>& arguments, const Vector<String>& environment); void setup_stack(const Vector<String>& arguments, const Vector<String>& environment);
int virt$fork();
int virt$get_dir_entries(int fd, FlatPtr buffer, ssize_t); int virt$get_dir_entries(int fd, FlatPtr buffer, ssize_t);
int virt$ioctl(int fd, unsigned, FlatPtr); int virt$ioctl(int fd, unsigned, FlatPtr);
int virt$usleep(useconds_t); int virt$usleep(useconds_t);