Revision ea02113a08a4d867ff0f1765c1064dbfa833dfb9 authored by Jishnu Bhattacharya on 12 April 2024, 05:32:11 UTC, committed by GitHub on 12 April 2024, 05:32:11 UTC
coreio.jl
# This file is a part of Julia. License is MIT: https://julialang.org/license
print(xs...) = print(stdout, xs...)
println(xs...) = println(stdout, xs...)
println(io::IO) = print(io, '\n')
function show end
function repr end
struct DevNull <: IO end
const devnull = DevNull()
write(::DevNull, ::UInt8) = 1
unsafe_write(::DevNull, ::Ptr{UInt8}, n::UInt)::Int = n
closewrite(::DevNull) = nothing
close(::DevNull) = nothing
wait_close(::DevNull) = wait()
bytesavailable(io::DevNull) = 0
let CoreIO = Union{Core.CoreSTDOUT, Core.CoreSTDERR}
global write(io::CoreIO, x::UInt8) = Core.write(io, x)
global unsafe_write(io::CoreIO, x::Ptr{UInt8}, nb::UInt) = Core.unsafe_write(io, x, nb)
CoreIO = Union{CoreIO, DevNull}
global read(::CoreIO, ::Type{UInt8}) = throw(EOFError())
global isopen(::CoreIO) = true
global isreadable(::CoreIO) = false
global iswritable(::CoreIO) = true
global flush(::CoreIO) = nothing
global eof(::CoreIO) = true
global wait_readnb(::CoreIO, nb::Int) = nothing
end
stdin::IO = devnull
stdout::IO = Core.stdout
stderr::IO = Core.stderr
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