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test/testhelpers/FakePTYs.jl
61 строка
2 KB
Jameson Nash
[REPL] improve quality of precompile script (#55210)
25 июл 2024, 13:32
Не верифицирован
25 июл 2024, 13:32
0bb650c
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# This file is a part of Julia. License is MIT: https://julialang.org/license module FakePTYs if Sys.iswindows() pushfirst!(LOAD_PATH, Sys.STDLIB) using Sockets popfirst!(LOAD_PATH) end function open_fake_pty() @static if Sys.iswindows() # Fake being cygwin pid = string(getpid(), base=16, pad=16) pipename = """\\\\?\\pipe\\cygwin-$pid-pty10-abcdefg""" server = listen(pipename) pts = connect(pipename) @assert ccall(:jl_ispty, Cint, (Ptr{Cvoid},), pts.handle) == 1 ptm = accept(server) close(server) # extract just the file descriptor fds = Libc.dup(Base._fd(pts)) close(pts) pts = fds # convert pts handle to a TTY #pts = open(fds)::Base.TTY else O_RDWR = Base.Filesystem.JL_O_RDWR O_NOCTTY = Base.Filesystem.JL_O_NOCTTY fdm = ccall(:posix_openpt, Cint, (Cint,), O_RDWR | O_NOCTTY) fdm == -1 && error("Failed to open ptm") rc = ccall(:grantpt, Cint, (Cint,), fdm) rc != 0 && error("grantpt failed") rc = ccall(:unlockpt, Cint, (Cint,), fdm) rc != 0 && error("unlockpt") fds = ccall(:open, Cint, (Ptr{UInt8}, Cint, UInt32...), ccall(:ptsname, Ptr{UInt8}, (Cint,), fdm), O_RDWR | O_NOCTTY) pts = RawFD(fds) # pts = fdio(fds, true) # pts = Base.Filesystem.File(pts) # pts = Base.TTY(pts) # pts = Base.open(pts) ptm = Base.TTY(RawFD(fdm)) end return pts, ptm end function with_fake_pty(f) pts, ptm = open_fake_pty() try f(pts, ptm) finally close(ptm) end nothing end end