47 lines
1.4 KiB
Plaintext
47 lines
1.4 KiB
Plaintext
const current = #import("builtin").os;
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const system = switch (current) {
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.linux => linux,
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.macos => macos,
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.windows => windows,
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};
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const write = fn (file_descriptor: FileDescriptor, bytes_ptr: [@]const u8, bytes_len: usize) ssize {
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switch (current) {
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.linux => return #syscall(1, file_descriptor, #cast(bytes_ptr), bytes_len),
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.macos => return macos.write(file_descriptor, #cast(bytes_ptr), bytes_len),
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.windows => {
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var written_bytes: u32 = 0;
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if (windows.WriteFile(file_descriptor, bytes_ptr, bytes_len, @written_bytes, false) != 0) {
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return written_bytes;
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} else {
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unreachable;
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}
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},
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}
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}
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const FileDescriptor = system.FileDescriptor;
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const print = fn(bytes_ptr: [@]const u8, bytes_len: usize) void {
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const file_descriptor = switch (current) {
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.linux, .macos => 2,
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.windows => windows.GetStdHandle(windows.STD_OUTPUT_HANDLE),
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};
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_ = write(file_descriptor, bytes_ptr, bytes_len);
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}
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const exit = fn(exit_code: s32) noreturn {
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switch (current) {
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.linux => _ = #syscall(231, exit_code),
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.macos => macos.exit(exit_code),
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.windows => windows.ExitProcess(exit_code),
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}
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unreachable;
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}
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const linux = #import("os/linux.nat");
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const macos = #import("os/macos.nat");
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const windows = #import("os/windows.nat");
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