Function fstat_wasi [src]

Prototype

pub fn fstat_wasi(fd: posix.fd_t) posix.FStatError!wasi.filestat_t

Parameters

fd: posix.fd_t

Source

  pub fn fstat_wasi(fd: posix.fd_t) posix.FStatError!wasi.filestat_t {
    var stat: wasi.filestat_t = undefined;
    switch (wasi.fd_filestat_get(fd, &stat)) {
        .SUCCESS => return stat,
        .INVAL => unreachable,
        .BADF => unreachable, // Always a race condition.
        .NOMEM => return error.SystemResources,
        .ACCES => return error.AccessDenied,
        .NOTCAPABLE => return error.AccessDenied,
        else => |err| return posix.unexpectedErrno(err),
    }
}  