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std.os: add INVALID_SOCKET (#12081)

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This constant returns an invalid `socket_t` that can be used as a sentinel
value.
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yyny 2022-08-24 02:44:42 +02:00 committed by GitHub
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lib/std/os.zig
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@ -235,6 +235,7 @@ pub const RelativePathWasi = struct {
};
pub const socket_t = if (builtin.os.tag == .windows) windows.ws2_32.SOCKET else fd_t;
pub const INVALID_SOCKET = if (builtin.os.tag == .windows) windows.ws2_32.INVALID_SOCKET else @as(socket_t, -1);
/// See also `getenv`. Populated by startup code before main().
/// TODO this is a footgun because the value will be undefined when using `zig build-lib`.