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use fmt;
use fs;
use io;
use os;
use gpt;
export fn mkvol(vol: str) io::file = {
return match (os::create(vol, fs::mode::USER_RWX | fs::mode::GROUP_RX | fs::mode::OTHER_RX, fs::flags::RDWR)) {
case let v: io::file =>
yield v;
case =>
fmt::fatalf("{}: cannot open file {}", os::args[0], vol);
};
};
export fn openvol(vol: str) io::file = {
return match (os::open(vol, fs::flags::RDWR)) {
case let v: io::file =>
yield v;
case =>
fmt::fatalf("{}: cannot open file {}", os::args[0], vol);
};
};
export fn opengpt(vol: str) *gpt::gpt = {
const vol = openvol(vol);
return match (gpt::from(vol)) {
case let g: *gpt::gpt =>
yield g;
case io::error =>
fmt::fatalf("{}: could not properly read disk {}", os::args[0], os::args[1]);
case =>
fmt::fatalf("{}: no valid gpt in disk", os::args[0]);
};
};
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