Created issue 15479 <https://github.com/JuliaLang/julia/issues/15479>
domingo, 13 de Março de 2016 às 00:59:28 UTC, ele...@gmail.com escreveu: > > Ok, the docs > http://docs.julialang.org/en/release-0.4/stdlib/io-network/#Base.IOBuffer > seem to say it creates an IOStream, and pipeline says it accepts one > http://docs.julialang.org/en/release-0.4/stdlib/base/?highlight=pipeline#Base.pipeline > > so one of them is wrong. > > On Sunday, 13 March 2016 10:49:55 UTC+10, J Luis wrote: >> >> Thanks but doesn't work either >> >> a = IOBuffer(); >> print(a, P.ps); >> >> julia> run(pipeline(a, `gswin64c -q -dSAFER -dNOPAUSE -dBATCH >> -sDEVICE=bbox -`)) >> ERROR: MethodError: `uvtype` has no method matching uvtype(::Base. >> AbstractIOBuffer{Array{UInt8,1}}) >> in _jl_spawn at process.jl:253 >> >> >> >> domingo, 13 de Março de 2016 às 00:36:19 UTC, ele...@gmail.com escreveu: >>> >>> Can't test ATM, but argument one IOBuffer(ps_string) ? >>> >>> On Sunday, 13 March 2016 09:52:52 UTC+10, J Luis wrote: >>>> >>>> Hi, >>>> >>>> I need to reproduce a similar behavior of this on command line. >>>> >>>> cat barco.eps | gswin64c -q -dSAFER -dNOPAUSE -dBATCH -sDEVICE=bbox - >>>> %%BoundingBox: 0 0 71 64 >>>> %%HiResBoundingBox: 0.000000 0.000000 70.865998 63.305998 >>>> >>>> What it does is to send the contents of a PostScript file (ascii file) >>>> through ghostscript and get the result printed on stdout >>>> >>>> Now, instead of a file I have in Julia the contents of that file as a >>>> long string and wanted to feed it to ghostscript, first to do the >>>> BoundingBox query and later on to convert the ps into a raster. So I tried >>>> >>>> run(pipeline(P.ps, `gswin64c -q -dSAFER -dNOPAUSE -dBATCH >>>> -sDEVICE=bbox -`)) >>>> ERROR: open: no such file or directory (ENOENT) >>>> in open at fs.jl:82 >>>> >>>> I guess the reason lies on the *pipeline *manual mention when it says >>>> that "Strings refer to filenames". So given that P.ps above is a >>>> string it tries to open it as a file. >>>> So my question is, how can I put the string inpipeline's first argument >>>> and get the output in a Julia variable? >>>> >>>> Thanks >>>> >>>> Joaquim >>>> >>>